OITracker Cboe delayed data
OI update signal: Not checked today MSFT / AAPL · Checked Oct 23, 09:56 EDT
The latest collection was incomplete. Some data may be out of date.
View affected symbolsAADX,AAMI,AAP,ABAT,ABCB,ABEO,ABG,ABM,ABOS,ABSI,ABTC,ABUS,ABVC,ACB,ACET,ACH,ACHC,ACLS,ACMR,ACNB,ACOG,ACRS,ACTG,ADIG,ADTN,ADUR,ADUS,AER,AESI,AEXA,AFCG,AGEN,AGI,AGIO,AGL,AGNT,AGYS,AHRT,AIFC,AIFU,AIP,AIRJ,AIRO,AIRS,AKBA,ALC,ALDX,ALEC,ALGT,ALH,ALKS,ALKT,ALLO,ALLT,ALMS,ALNY,ALT,ALTI,ALTO,AMAL,AMBA,AMBQ,AMCX,AMPG,AMPL,AMPY,AMR,AMRC,AMRZ,AMTM,AMTX,ANAB,ANGI,ANGO,ANGX,ANIK,ANIP,ANIX,ANNX,ANRO,ANVS,AOSL,APEI,APLE,APOG,ARAY,ARCO,ARDT,ARDX,AREC,ARIS,ARLO,AROC,AROW,ARQ,ARTV,ARX,ARXS,ASAN,ASC,ASLE,ASMB,ASO,ASPN,ASTE,ASTH,ASTI,ASTL,ASUR,ASYS,ATEC,ATEN,ATLO,ATNI,ATRC,ATRO,AU,AUDC,AUGO,AUPH,AVAH,AVBC,AVPT,AVR,AWI,AWR,AWRE,AXGN,AXSM,AYA,AZ,BANC,BAND,BANF,BBD,BBVA,BCPC,BCSF,BKKT,BLZE,BMI,BMO,BMRC,BNS,BSBR,BUSE,CENN,COLD,CUE,DDD,DOX,DRTS,EZPW,FAC,FATE,FBIO,FBNC,FCBC,FDMT,FDXF,FELE,FER,FERG,FFBC,FHTX,FIRY,FISI,FLD,FLL,FLNA,FLNG,FLOC,FLUT,FLWS,FLY,FMAO,FMBH,FMNB,FNLC,FORM,FORR,FOSL,FPH,FRHC,FSBC,FSTR,FSUN,FSV,FTRE,FWDI,FWRG,GDYN,GFI,GH,GLBS,GLOO,GPI,GPRE,GRBK,GRDN,GSBC,GSIT,GTN,HAFN,HAPN,HASI,HAWK,HBM,HBNC,HBT,HCSG,HDB,HDSN,HE,HEI,HELP,HESM,HHH,HITI,HLF,HMY,HNGE,HNRG,HNST,HONA,HOS,HPK,HPP,HRI,HROW,HRZN,HSBC,HTFL,HTGC,HTT,HUBG,HUCK,HUMA,HUN,HY,IA,IART,ICHR,ICL,ICLR,IDYA,IESC,IGIC,IIPR,IMMX,IMNM,IMPP,IMTX,IMUX,IMVT,IMXI,INBK,INBX,ING,INGN,INIO,INMB,INMD,INOD,INR,INSE,INSM,INSP,INV,INVE,INVX,IOND,IONS,IPWR,IRLA,IRMD,IRTC,IRWD,IVR,IVVD,LFWD,MT,NTLA,PI,RAIL,RCEL,RCUS,SBC,SEV,SPRY,SRCE,THFF,TKNO,TRAX,TXG

WDC

Daily option chain

Daily open interest

vs Oct 21, 2026

Saved stock price: $347.73 · Expirations before Oct 23, 2026 hidden automatically.

ITM In the money Unshaded: out of the money ATM Strike equals stock price Based on the saved stock price
3,554 contracts / 17 expirationsClick OI for history
Oct 23, 2026EXPIRATION306 contracts / 153 strikes
SAVED STOCK PRICE$347.73Nearest ATM strike $347.50
Jump to ATM
WDC option chain expiring 2026-10-23, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
93 93In the money 0 0.00% 335.00 516 812 +296 112.05%
92 96In the money +4 151.88% 337.50 141 316 +175 101.42%
253 320In the money +67 106.02% 340.00 1,612 1,945 +333 97.96%
36 47In the money +11 89.69% 342.50 125 137 +12 98.48%
152 136In the money -16 93.92% 345.00 389 377 -12 97.66%
90 132In the money +42 90.28% 347.50NEAREST ATM 236 281 +45 90.64%
STOCK PRICE $347.73
324 748 +424 89.49% 350.00 833 1,028In the money +195 90.65%
196 321 +125 94.34% 352.50 75 117In the money +42 93.38%
157 327 +170 98.00% 355.00 252 274In the money +22 103.55%
103 228 +125 102.92% 357.50 174 242In the money +68 79.34%
1,530 1,990 +460 107.96% 360.00 398 439In the money +41 82.72%
102 485 +383 118.32% 362.50 62 67In the money +5 0.00%
153 527 +374 124.34% 365.00 623 621In the money -2 0.00%
101 130 +29 138.81% 367.50 77 73In the money -4 196.31%
889 1,262 +373 144.87% 370.00 528 484In the money -44 190.91%
106 126 +20 156.17% 372.50 33 38In the money +5 0.00%
327 1,113 +786 175.25% 375.00 414 311In the money -103 0.00%
137 282 +145 167.18% 377.50 41 48In the money +7 215.52%
959 1,428 +469 189.10% 380.00 458 427In the money -31 0.00%
279 333 +54 204.13% 382.50 134 107In the money -27 362.98%
490 572 +82 213.16% 385.00 462 385In the money -77 243.41%
94 207 +113 224.94% 387.50 65 55In the money -10 0.00%
882 1,083 +201 232.97% 390.00 671 454In the money -217 329.96%
88 103 +15 240.18% 392.50 91 87In the money -4 0.00%
380 825 +445 246.38% 395.00 427 389In the money -38 398.61%
208 403 +195 257.16% 397.50 34 31In the money -3 0.00%
1,552 7,029 +5,477 277.64% 400.00 534 437In the money -97 244.74%
112 275 +163 283.75% 402.50 94 51In the money -43 254.55%
430 1,041 +611 282.42% 405.00 167 96In the money -71 415.14%
170 280 +110 304.85% 407.50 48 46In the money -2 413.43%
1,462 1,856 +394 294.42% 410.00 165 114In the money -51 426.52%
77 263 +186 312.58% 412.50 20 8In the money -12 0.00%
338 468 +130 285.68% 415.00 384 40In the money -344 0.00%
168 178 +10 294.53% 417.50 37 29In the money -8 0.00%
471 926 +455 321.08% 420.00 440 202In the money -238 464.66%
142 172 +30 311.99% 422.50 16 15In the money -1 371.39%
237 389 +152 339.23% 425.00 115 51In the money -64 519.61%
80 110 +30 500.80% 427.50 20 0In the money -20 347.74%
363 1,118 +755 337.64% 430.00 127 19In the money -108 0.00%
79 182 +103 346.06% 432.50 6 5In the money -1 0.00%
219 295 +76 354.40% 435.00 142 81In the money -61 574.38%
75 209 +134 362.69% 437.50 8 10In the money +2 382.83%
676 701 +25 370.91% 440.00 158 36In the money -122 0.00%
19 21 +2 379.07% 442.50 1 0In the money -1 0.00%
395 483 +88 387.16% 445.00 53 20In the money -33 0.00%
20 53 +33 395.20% 447.50 0 0In the money 0New 0.00%
913 1,193 +280 403.18% 450.00 56 2In the money -54 0.00%
14 18 +4 0.00% 452.50 0 0In the money 0New 0.00%
108 145 +37 418.96% 455.00 59 1In the money -58 0.00%
5 104 +99 426.76% 457.50 0 0In the money 0New 0.00%
Showing strikes 51–100 of 153
Oct 30, 2026EXPIRATION300 contracts / 150 strikes
SAVED STOCK PRICE$347.73Nearest ATM strike $347.50
Jump to ATM
WDC option chain expiring 2026-10-30, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 298.39% 175.00 0 0 0New 166.89%
0 0In the money 0New 289.65% 180.00 0 0 0New 289.32%
0 0In the money 0New 282.34% 185.00 0 0 0New 278.87%
0 0In the money 0New 268.74% 190.00 0 0 0New 268.69%
0 0In the money 0New 258.68% 195.00 0 0 0New 166.98%
0 0In the money 0New 249.47% 200.00 0 0 0New 249.06%
0 0In the money 0New 242.21% 205.00 0 0 0New 239.59%
0 0In the money 0New 231.06% 210.00 0 0 0New 230.32%
0 0In the money 0New 201.99% 215.00 0 0 0New 221.25%
0 0In the money 0New 0.00% 220.00 0 0 0New 197.67%
0 0In the money 0New 207.11% 225.00 0 0 0New 203.67%
0 0In the money 0New 197.38% 230.00 0 0 0New 195.12%
0 0In the money 0New 189.30% 235.00 0 0 0New 186.73%
0 0In the money 0New 181.80% 240.00 0 0 0New 178.49%
0 1In the money +1New 135.10% 245.00 29 29 0 99.73%
0 0In the money 0New 130.68% 250.00 58 72 +14 106.64%
0 0In the money 0New 123.85% 255.00 11 21 +10 99.16%
2 2In the money 0 0.00% 260.00 120 123 +3 95.03%
3 3In the money 0 73.96% 262.50 127 128 +1 117.60%
2 2In the money 0 98.73% 265.00 106 106 0 88.55%
3 3In the money 0 109.87% 267.50 58 58 0 82.62%
0 0In the money 0New 104.63% 270.00 146 153 +7 82.85%
0 0In the money 0New 104.48% 272.50 68 68 0 81.12%
0 0In the money 0New 102.34% 275.00 104 127 +23 80.65%
5 5In the money 0 100.12% 277.50 2 10 +8 81.79%
0 0In the money 0New 98.86% 280.00 100 133 +33 83.00%
0 0In the money 0New 95.52% 282.50 69 69 0 81.83%
24 26In the money +2 94.95% 285.00 74 216 +142 81.56%
0 0In the money 0New 78.07% 287.50 0 33 +33New 79.71%
1 1In the money 0 89.07% 290.00 90 188 +98 79.56%
0 0In the money 0New 90.28% 292.50 26 43 +17 79.77%
0 1In the money +1New 89.23% 295.00 19 26 +7 77.97%
0 0In the money 0New 87.96% 297.50 31 43 +12 77.43%
16 19In the money +3 86.79% 300.00 390 630 +240 77.21%
1 1In the money 0 71.63% 302.50 40 60 +20 77.20%
0 0In the money 0New 84.35% 305.00 40 49 +9 76.84%
0 0In the money 0New 75.37% 307.50 33 36 +3 75.86%
3 5In the money +2 82.45% 310.00 1,187 1,214 +27 75.57%
2 3In the money +1 81.98% 312.50 11 13 +2 74.64%
0 10In the money +10New 69.05% 315.00 64 91 +27 75.06%
0 0In the money 0New 80.11% 317.50 3 52 +49 73.82%
5 5In the money 0 77.70% 320.00 187 230 +43 74.14%
0 1In the money +1New 75.13% 322.50 36 38 +2 72.61%
1 7In the money +6 79.30% 325.00 69 276 +207 73.35%
3 3In the money 0 78.68% 327.50 28 31 +3 71.88%
32 53In the money +21 75.05% 330.00 323 322 -1 72.27%
24 26In the money +2 70.68% 332.50 17 52 +35 71.95%
9 30In the money +21 71.46% 335.00 168 167 -1 71.54%
2 2In the money 0 68.91% 337.50 54 81 +27 70.22%
40 38In the money -2 71.74% 340.00 369 505 +136 70.19%
Showing strikes 1–50 of 150
Nov 06, 2026EXPIRATION294 contracts / 147 strikes
SAVED STOCK PRICE$347.73Nearest ATM strike $347.50
Jump to ATM
WDC option chain expiring 2026-11-06, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 214.98% 175.00 0 0 0New 213.18%
0 0In the money 0New 208.08% 180.00 0 0 0New 205.56%
0 0In the money 0New 199.02% 185.00 0 0 0New 198.14%
0 0In the money 0New 193.85% 190.00 0 0 0New 190.92%
0 0In the money 0New 156.86% 195.00 0 0 0New 183.87%
0 1In the money +1New 134.15% 200.00 3 12 +9 126.44%
0 0In the money 0New 172.50% 205.00 0 0 0New 170.26%
0 0In the money 0New 122.78% 210.00 81 80 -1 105.17%
0 0In the money 0New 161.72% 215.00 0 0 0New 157.65%
0 0In the money 0New 113.90% 220.00 13 15 +2 146.18%
0 0In the money 0New 148.01% 225.00 0 0 0New 145.15%
0 0In the money 0New 106.84% 230.00 0 0 0New 106.30%
0 0In the money 0New 121.68% 235.00 0 0 0New 133.46%
0 0In the money 0New 98.13% 240.00 7 76 +69 84.12%
0 0In the money 0New 127.17% 245.00 0 0 0New 122.44%
10 10In the money 0 73.03% 250.00 213 176 -37 82.69%
0 0In the money 0New 87.20% 260.00 7 71 +64 80.42%
1 1In the money 0 82.79% 270.00 20 20 0 76.24%
0 0In the money 0New 101.87% 275.00 0 0 0New 91.29%
0 0In the money 0New 100.14% 277.50 0 0 0New 77.24%
0 0In the money 0New 71.53% 280.00 137 146 +9 74.36%
0 0In the money 0New 96.90% 282.50 0 0 0New 91.19%
0 0In the money 0New 94.48% 285.00 0 0 0New 84.92%
0 0In the money 0New 93.26% 287.50 0 0 0New 82.78%
0 0In the money 0New 71.03% 290.00 82 82 0 73.28%
0 0In the money 0New 77.45% 292.50 0 0 0New 63.68%
0 0In the money 0New 70.97% 295.00 27 31 +4 72.66%
0 0In the money 0New 84.17% 297.50 0 0 0New 73.96%
10 10In the money 0 73.47% 300.00 222 235 +13 71.32%
0 0In the money 0New 86.02% 302.50 0 0 0New 61.90%
10 10In the money 0 71.80% 305.00 58 63 +5 70.52%
0 0In the money 0New 85.92% 307.50 0 0 0New 70.43%
1 1In the money 0 74.34% 310.00 497 548 +51 70.26%
0 0In the money 0New 84.25% 312.50 0 0 0New 69.60%
0 0In the money 0New 71.16% 315.00 74 80 +6 69.80%
0 0In the money 0New 71.76% 317.50 154 154 0 69.87%
2 3In the money +1 72.09% 320.00 3,995 4,047 +52 68.91%
0 0In the money 0New 71.76% 322.50 17 19 +2 69.24%
2 3In the money +1 70.69% 325.00 13 12 -1 69.02%
0 0In the money 0New 69.17% 327.50 2 3 +1 68.91%
3,543 1,543In the money -2,000 68.64% 330.00 881 939 +58 68.49%
0 0In the money 0New 70.01% 332.50 8 10 +2 69.38%
22 22In the money 0 69.46% 335.00 480 482 +2 69.24%
0 0In the money 0New 68.92% 337.50 0 1 +1New 68.22%
15 15In the money 0 69.43% 340.00 224 233 +9 68.84%
1 1In the money 0 69.44% 342.50 3 3 0 68.12%
15 15In the money 0 69.07% 345.00 180 195 +15 68.03%
1 1In the money 0 68.34% 347.50NEAREST ATM 1 6 +5 67.94%
STOCK PRICE $347.73
123 124 +1 68.14% 350.00 255 499In the money +244 67.84%
2 167 +165 66.93% 352.50 3 31In the money +28 67.72%
Showing strikes 1–50 of 147
Nov 13, 2026EXPIRATION192 contracts / 96 strikes
SAVED STOCK PRICE$347.73Nearest ATM strike $350.00
Jump to ATM
WDC option chain expiring 2026-11-13, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 179.72% 175.00 0 0 0New 174.63%
0 0In the money 0New 168.89% 180.00 0 0 0New 168.40%
0 0In the money 0New 161.03% 185.00 0 0 0New 162.33%
0 0In the money 0New 157.60% 190.00 0 0 0New 156.42%
0 0In the money 0New 151.60% 195.00 0 0 0New 150.65%
0 0In the money 0New 110.19% 200.00 11 12 +1 145.02%
0 0In the money 0New 140.73% 205.00 0 0 0New 139.52%
0 0In the money 0New 72.02% 210.00 2 3 +1 134.47%
0 0In the money 0New 131.55% 215.00 0 0 0New 129.20%
0 0In the money 0New 76.15% 220.00 7 6 -1 124.34%
0 0In the money 0New 116.92% 225.00 0 0 0New 119.27%
0 0In the money 0New 82.68% 230.00 5 7 +2 114.58%
0 0In the money 0New 112.49% 235.00 0 0 0New 103.40%
0 0In the money 0New 68.56% 240.00 0 55 +55New 86.86%
0 0In the money 0New 93.41% 245.00 0 0 0New 101.68%
1 1In the money 0 76.65% 250.00 44 21 -23 72.17%
0 0In the money 0New 66.69% 260.00 47 47 0 70.96%
1 1In the money 0 70.66% 270.00 32 32 0 72.48%
1 1In the money 0 68.44% 280.00 77 80 +3 69.14%
2 2In the money 0 71.14% 290.00 148 150 +2 70.01%
0 0In the money 0New 69.10% 295.00 24 40 +16 68.26%
1 1In the money 0 70.56% 300.00 102 93 -9 68.41%
0 0In the money 0New 70.58% 305.00 21 22 +1 69.65%
0 0In the money 0New 69.79% 310.00 117 221 +104 69.07%
0 0In the money 0New 68.22% 315.00 39 56 +17 66.42%
14 14In the money 0 69.38% 320.00 170 200 +30 68.45%
5 8In the money +3 68.31% 325.00 116 122 +6 68.55%
16 9In the money -7 70.02% 330.00 193 236 +43 67.99%
2 3In the money +1 68.78% 335.00 163 177 +14 64.86%
9 18In the money +9 68.14% 340.00 220 282 +62 66.33%
2 2In the money 0 68.73% 345.00 73 70 -3 63.18%
STOCK PRICE $347.73
20 21 +1 68.94% 350.00NEAREST ATM 212 208In the money -4 68.24%
22 45 +23 67.14% 355.00 114 113In the money -1 67.41%
27 26 -1 66.02% 360.00 113 215In the money +102 66.97%
26 27 +1 69.86% 365.00 103 103In the money 0 65.78%
52 57 +5 67.07% 370.00 306 310In the money +4 63.40%
9 13 +4 70.67% 375.00 189 189In the money 0 65.08%
30 52 +22 70.59% 380.00 217 217In the money 0 66.55%
24 24 0 66.04% 385.00 38 40In the money +2 64.32%
24 26 +2 66.28% 390.00 89 87In the money -2 67.30%
26 28 +2 68.94% 395.00 86 77In the money -9 67.40%
183 196 +13 66.56% 400.00 156 169In the money +13 64.18%
347 338 -9 66.34% 405.00 159 159In the money 0 65.61%
86 111 +25 68.17% 410.00 116 100In the money -16 66.32%
499 492 -7 66.57% 415.00 58 43In the money -15 66.44%
139 134 -5 66.81% 420.00 27 28In the money +1 65.28%
24 28 +4 70.36% 425.00 51 40In the money -11 66.29%
39 39 0 69.89% 430.00 8 7In the money -1 66.36%
17 17 0 72.22% 435.00 9 11In the money +2 67.88%
110 110 0 66.89% 440.00 34 34In the money 0 66.87%
Showing strikes 1–50 of 96
Nov 20, 2026EXPIRATION238 contracts / 119 strikes
SAVED STOCK PRICE$347.73Nearest ATM strike $347.50
Jump to ATM
WDC option chain expiring 2026-11-20, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
11 11In the money 0 0.00% 170.00 142 193 +51 87.68%
7 9In the money +2 0.00% 175.00 9 9 0 151.58%
10 10In the money 0 0.00% 180.00 20 21 +1 146.17%
9 9In the money 0 0.00% 185.00 124 124 0 140.91%
13 13In the money 0 0.00% 190.00 26 26 0 135.78%
12 12In the money 0 0.00% 195.00 46 46 0 131.10%
31 31In the money 0 0.00% 200.00 495 496 +1 77.65%
0 0In the money 0New 117.34% 205.00 0 0 0New 121.44%
7 10In the money +3 96.56% 210.00 79 80 +1 89.14%
0 0In the money 0New 113.95% 215.00 0 0 0New 112.75%
5 7In the money +2 67.51% 220.00 112 174 +62 86.28%
0 0In the money 0New 105.63% 225.00 0 0 0New 104.36%
4 5In the money +1 83.50% 230.00 66 67 +1 75.11%
0 0In the money 0New 99.81% 235.00 0 0 0New 93.03%
5 5In the money 0 82.36% 240.00 155 144 -11 72.66%
0 0In the money 0New 93.18% 245.00 0 0 0New 88.99%
17 17In the money 0 77.63% 250.00 590 570 -20 70.20%
29 29In the money 0 69.76% 260.00 301 276 -25 71.11%
15 15In the money 0 74.38% 270.00 681 704 +23 70.34%
25 25In the money 0 70.93% 280.00 547 715 +168 69.49%
33 32In the money -1 70.94% 290.00 4,434 4,388 -46 68.88%
25 26In the money +1 69.58% 295.00 100 117 +17 68.27%
68 67In the money -1 70.32% 300.00 1,628 1,690 +62 67.92%
0 0In the money 0New 68.80% 305.00 27 104 +77 67.66%
18 22In the money +4 69.91% 310.00 1,031 912 -119 67.30%
0 1In the money +1New 68.46% 315.00 928 601 -327 67.22%
0 0In the money 0New 68.94% 317.50 1 3 +2 66.89%
37 38In the money +1 69.72% 320.00 1,046 1,000 -46 66.98%
1 1In the money 0 66.82% 322.50 15 27 +12 66.14%
0 15In the money +15New 66.02% 325.00 42 66 +24 66.39%
0 0In the money 0New 66.21% 327.50 5 30 +25 66.80%
87 100In the money +13 66.76% 330.00 1,062 1,003 -59 66.17%
2 3In the money +1 65.33% 332.50 13 17 +4 66.61%
2 2In the money 0 65.46% 335.00 12 30 +18 65.92%
11 11In the money 0 65.28% 337.50 27 27 0 65.54%
4,657 3,412In the money -1,245 65.87% 340.00 1,497 1,594 +97 66.07%
0 3In the money +3New 65.34% 342.50 10 18 +8 65.54%
3 7In the money +4 66.16% 345.00 17 20 +3 66.17%
6 7In the money +1 65.50% 347.50NEAREST ATM 1 1,005 +1,004 66.10%
STOCK PRICE $347.73
138 635 +497 65.40% 350.00 1,698 2,722In the money +1,024 65.36%
12 19 +7 65.58% 352.50 6 6In the money 0 65.15%
9 1,048 +1,039 65.21% 355.00 21 32In the money +11 64.65%
4 1,012 +1,008 65.52% 357.50 8 20In the money +12 65.35%
81 111 +30 64.95% 360.00 1,177 1,208In the money +31 64.98%
32 42 +10 64.94% 362.50 32 32In the money 0 64.71%
18 136 +118 65.42% 365.00 35 62In the money +27 64.46%
184 211 +27 65.46% 370.00 969 948In the money -21 65.54%
47 105 +58 64.72% 375.00 24 32In the money +8 65.15%
722 980 +258 65.04% 380.00 1,454 1,472In the money +18 65.18%
5 57 +52 65.04% 385.00 1 25In the money +24 63.79%
Showing strikes 1–50 of 119
Nov 27, 2026EXPIRATION168 contracts / 84 strikes
SAVED STOCK PRICE$347.73Nearest ATM strike $350.00
Jump to ATM
WDC option chain expiring 2026-11-27, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 139.50% 175.00 0 0 0New 136.69%
0 0In the money 0New 131.26% 180.00 0 0 0New 131.82%
0 0In the money 0New 131.75% 185.00 0 0 0New 127.38%
0 0In the money 0New 126.23% 190.00 0 0 0New 123.05%
0 0In the money 0New 120.85% 195.00 0 0 0New 118.81%
0 0In the money 0New 120.85% 200.00 0 0 0New 114.66%
0 0In the money 0New 114.50% 205.00 0 0 0New 110.60%
0 0In the money 0New 108.53% 210.00 0 0 0New 106.86%
0 0In the money 0New 92.02% 215.00 0 0 0New 103.18%
0 0In the money 0New 102.66% 220.00 0 0 0New 99.32%
0 0In the money 0New 79.09% 225.00 0 0 0New 91.83%
0 0In the money 0New 0.00% 230.00 0 0 0New 91.36%
0 0In the money 0New 74.05% 235.00 0 0 0New 87.48%
0 0In the money 0New 69.80% 240.00 0 0 0New 71.79%
0 0In the money 0New 77.04% 245.00 0 0 0New 79.94%
1 1In the money 0 68.66% 250.00 48 55 +7 69.33%
0 0In the money 0New 69.76% 260.00 45 47 +2 66.88%
0 0In the money 0New 67.24% 270.00 33 33 0 66.25%
0 0In the money 0New 66.89% 280.00 18 22 +4 66.32%
1 10In the money +9 66.15% 290.00 15 28 +13 65.53%
0 19In the money +19New 65.86% 295.00 5 21 +16 65.79%
5 14In the money +9 63.66% 300.00 114 128 +14 63.41%
0 0In the money 0New 65.27% 305.00 13 27 +14 63.67%
1 1In the money 0 64.95% 310.00 20 44 +24 64.37%
0 0In the money 0New 63.56% 315.00 17 23 +6 63.47%
1 1In the money 0 63.32% 320.00 23 35 +12 63.54%
0 1In the money +1New 64.39% 325.00 93 95 +2 63.15%
9 9In the money 0 63.46% 330.00 34 35 +1 60.97%
1 1In the money 0 65.26% 335.00 58 55 -3 63.84%
34 31In the money -3 64.13% 340.00 61 81 +20 61.50%
7 7In the money 0 65.16% 345.00 40 41 +1 63.23%
STOCK PRICE $347.73
2 2 0 65.60% 350.00NEAREST ATM 98 104In the money +6 63.41%
6 26 +20 65.13% 355.00 19 24In the money +5 62.39%
22 25 +3 63.65% 360.00 107 115In the money +8 62.76%
23 23 0 65.36% 365.00 40 40In the money 0 62.60%
17 226 +209 64.90% 370.00 32 44In the money +12 62.93%
7 17 +10 63.71% 375.00 39 39In the money 0 62.12%
12 13 +1 65.73% 380.00 85 111In the money +26 63.32%
20 19 -1 65.24% 385.00 34 35In the money +1 62.69%
16 21 +5 65.48% 390.00 38 42In the money +4 62.77%
21 21 0 62.80% 395.00 12 13In the money +1 63.60%
50 49 -1 62.56% 400.00 41 57In the money +16 63.20%
22 23 +1 61.95% 405.00 8 13In the money +5 61.91%
66 65 -1 62.09% 410.00 20 33In the money +13 61.45%
7 9 +2 62.62% 415.00 8 9In the money +1 61.98%
31 25 -6 63.85% 420.00 6 21In the money +15 62.30%
14 27 +13 62.43% 425.00 6 9In the money +3 62.01%
59 91 +32 61.23% 430.00 6 9In the money +3 62.41%
43 44 +1 62.95% 435.00 9 10In the money +1 63.65%
19 37 +18 63.89% 440.00 27 27In the money 0 63.02%
Showing strikes 1–50 of 84
Dec 04, 2026EXPIRATION144 contracts / 72 strikes
SAVED STOCK PRICE$347.73Nearest ATM strike $350.00
Jump to ATM
WDC option chain expiring 2026-12-04, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 126.06% 175.00 0 0 0New 126.73%
0 0In the money 0New 121.59% 180.00 0 0 0New 122.50%
0 0In the money 0New 118.02% 185.00 0 0 0New 118.64%
0 0In the money 0New 111.14% 190.00 0 0 0New 114.36%
0 0In the money 0New 111.31% 195.00 0 0 0New 110.18%
0 0In the money 0New 106.74% 200.00 0 0 0New 106.10%
0 0In the money 0New 105.37% 205.00 0 0 0New 101.88%
0 0In the money 0New 100.96% 210.00 0 0 0New 98.22%
0 0In the money 0New 96.86% 215.00 0 0 0New 94.40%
0 0In the money 0New 96.84% 220.00 0 0 0New 90.67%
0 0In the money 0New 94.22% 225.00 0 0 0New 83.84%
0 0In the money 0New 91.08% 230.00 0 0 0New 78.60%
0 0In the money 0New 88.73% 235.00 0 0 0New 85.24%
0 0In the money 0New 85.28% 240.00 0 0 0New 76.42%
0 0In the money 0New 84.70% 245.00 0 0 0New 79.72%
0 0In the money 0New 87.86% 250.00 0 0 0New 66.25%
0 0In the money 0New 83.85% 260.00 0 0 0New 75.76%
0 0In the money 0New 80.28% 270.00 0 0 0New 71.42%
0 0In the money 0New 77.41% 280.00 0 0 0New 65.00%
0 0In the money 0New 74.85% 290.00 0 0 0New 66.56%
0 0In the money 0New 73.73% 295.00 0 0 0New 64.39%
0 0In the money 0New 72.67% 300.00 0 0 0New 64.09%
0 0In the money 0New 71.79% 305.00 0 0 0New 62.64%
0 0In the money 0New 63.97% 310.00 0 0 0New 64.16%
0 0In the money 0New 65.54% 315.00 0 1 +1New 65.69%
0 0In the money 0New 63.26% 320.00 0 0 0New 61.94%
0 0In the money 0New 63.28% 325.00 0 0 0New 61.58%
0 0In the money 0New 63.22% 330.00 0 6 +6New 61.26%
0 0In the money 0New 63.63% 335.00 0 0 0New 61.08%
0 0In the money 0New 63.18% 340.00 0 4 +4New 61.25%
0 0In the money 0New 62.66% 345.00 0 1 +1New 61.33%
STOCK PRICE $347.73
0 10 +10New 64.54% 350.00NEAREST ATM 0 2In the money +2New 62.71%
0 2 +2New 62.30% 355.00 0 4In the money +4New 62.35%
0 2 +2New 62.50% 360.00 0 2In the money +2New 62.25%
0 0 0New 64.24% 365.00 0 5In the money +5New 62.36%
0 0 0New 62.85% 370.00 0 5In the money +5New 62.52%
0 5 +5New 63.78% 375.00 0 0In the money 0New 62.65%
0 6 +6New 63.07% 380.00 0 0In the money 0New 61.97%
0 0 0New 63.65% 385.00 0 0In the money 0New 62.48%
0 3 +3New 63.63% 390.00 0 0In the money 0New 61.96%
0 0 0New 63.15% 395.00 0 0In the money 0New 63.57%
0 6 +6New 62.89% 400.00 0 0In the money 0New 62.69%
0 0 0New 64.39% 405.00 0 0In the money 0New 62.93%
0 0 0New 64.82% 410.00 0 60In the money +60New 64.93%
0 0 0New 63.26% 415.00 0 0In the money 0New 63.31%
0 0 0New 65.60% 420.00 0 1In the money +1New 63.77%
0 0 0New 66.13% 425.00 0 0In the money 0New 64.05%
0 0 0New 66.52% 430.00 0 0In the money 0New 64.15%
0 0 0New 66.74% 435.00 0 0In the money 0New 64.72%
0 0 0New 66.82% 440.00 0 0In the money 0New 64.62%
Showing strikes 1–50 of 72
Dec 18, 2026EXPIRATION284 contracts / 142 strikes
SAVED STOCK PRICE$347.73Nearest ATM strike $350.00
Jump to ATM
WDC option chain expiring 2026-12-18, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
5 5In the money 0 302.03% 15.00 9 8 -1 257.42%
1 1In the money 0 0.00% 17.50 11 12 +1 244.09%
2 2In the money 0 0.00% 20.00 617 622 +5 438.43%
39 39In the money 0 263.98% 22.50 40 42 +2 335.75%
0 0In the money 0New 0.00% 25.00 27 26 -1 398.15%
5 5In the money 0 235.32% 27.50 25 25 0 381.61%
24 24In the money 0 0.00% 30.00 5 5 0 448.11%
8 8In the money 0 0.00% 32.50 3 3 0 434.59%
44 44In the money 0 0.00% 35.00 16 16 0 422.31%
5 5In the money 0 0.00% 37.50 18 18 0 411.06%
7 7In the money 0 0.00% 40.00 36 36 0 400.70%
28 28In the money 0 0.00% 42.50 17 17 0 391.10%
10 10In the money 0 311.54% 45.00 48 48 0 382.16%
10 10In the money 0 304.67% 47.50 12 12 0 373.80%
29 29In the money 0 298.19% 50.00 86 86 0 365.95%
47 47In the money 0 292.05% 52.50 37 37 0 358.56%
8 8In the money 0 287.92% 55.00 35 35 0 351.58%
5 5In the money 0 282.36% 57.50 15 15 0 344.96%
8 8In the money 0 277.06% 60.00 8 8 0 338.67%
2 2In the money 0 272.00% 62.50 2 2 0 332.69%
9 9In the money 0 267.15% 65.00 69 69 0 326.98%
36 36In the money 0 262.50% 67.50 11 11 0 321.52%
73 73In the money 0 258.04% 70.00 26 26 0 316.30%
29 29In the money 0 253.75% 72.50 1 1 0 311.28%
49 49In the money 0 249.61% 75.00 4 4 0 306.47%
57 57In the money 0 245.62% 77.50 2 2 0 301.83%
121 121In the money 0 241.77% 80.00 15 15 0 297.37%
0 0In the money 0New 0.00% 82.50 8 8 0 211.55%
1 1In the money 0 234.43% 85.00 1 1 0 288.91%
20 20In the money 0 0.00% 87.50 48 48 0 203.21%
17 17In the money 0 227.55% 90.00 1 1 0 281.00%
2 2In the money 0 109.56% 92.50 35 35 0 135.30%
4 4In the money 0 221.06% 95.00 1 1 0 273.58%
2 2In the money 0 110.49% 97.50 27 27 0 188.00%
34 34In the money 0 214.92% 100.00 0 0 0New 266.59%
40 40In the money 0 209.09% 105.00 4 4 0 259.99%
200 200In the money 0 204.82% 110.00 86 86 0 253.73%
16 16In the money 0 0.00% 115.00 1,015 1,015 0 165.08%
11 11In the money 0 0.00% 120.00 309 309 0 159.22%
54 54In the money 0 0.00% 125.00 29 29 0 153.62%
114 114In the money 0 0.00% 130.00 412 410 -2 95.41%
47 47In the money 0 0.00% 135.00 51 51 0 143.42%
61 61In the money 0 0.00% 140.00 608 609 +1 138.44%
8 8In the money 0 0.00% 145.00 54 56 +2 133.65%
565 565In the money 0 0.00% 150.00 317 317 0 112.11%
50 50In the money 0 0.00% 155.00 145 147 +2 124.85%
48 48In the money 0 0.00% 160.00 41 41 0 120.79%
45 45In the money 0 0.00% 165.00 274 276 +2 116.86%
69 69In the money 0 0.00% 170.00 48 48 0 112.77%
36 36In the money 0 67.35% 175.00 181 182 +1 109.04%
Showing strikes 1–50 of 142
Jan 15, 2027EXPIRATION280 contracts / 140 strikes
SAVED STOCK PRICE$347.73Nearest ATM strike $350.00
Jump to ATM
WDC option chain expiring 2027-01-15, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
8 8In the money 0 0.00% 15.00 3,310 3,310 0 193.94%
26 26In the money 0 264.48% 17.50 2,623 2,625 +2 199.66%
44 44In the money 0 0.00% 20.00 578 578 0 209.17%
26 26In the money 0 0.00% 22.50 89 91 +2 186.42%
8 8In the money 0 0.00% 25.00 279 279 0 325.75%
14 14In the money 0 0.00% 27.50 303 303 0 312.24%
48 48In the money 0 0.00% 30.00 99 99 0 192.74%
7 7In the money 0 0.00% 32.50 4 4 0 355.47%
6 6In the money 0 0.00% 35.00 0 0 0New 345.43%
6 6In the money 0 0.00% 37.50 8 8 0 336.23%
3 3In the money 0 270.97% 40.00 56 56 0 327.76%
2 2In the money 0 264.36% 42.50 8 8 0 319.91%
2 2In the money 0 259.65% 45.00 46 46 0 307.94%
3 3In the money 0 253.80% 47.50 1 1 0 305.77%
67 67In the money 0 248.29% 50.00 98 98 0 299.36%
20 20In the money 0 243.07% 52.50 157 157 0 293.31%
6 6In the money 0 238.12% 55.00 25 25 0 287.60%
7 7In the money 0 233.42% 57.50 21 21 0 282.19%
10 10In the money 0 228.92% 60.00 7 7 0 277.05%
41 41In the money 0 224.63% 62.50 26 26 0 272.16%
34 34In the money 0 220.52% 65.00 218 218 0 267.50%
7 7In the money 0 216.56% 67.50 219 219 0 263.03%
71 71In the money 0 212.77% 70.00 437 437 0 258.76%
138 138In the money 0 209.11% 72.50 2 2 0 254.66%
4 4In the money 0 205.58% 75.00 8 8 0 250.73%
47 47In the money 0 202.17% 77.50 0 0 0New 246.94%
14 14In the money 0 198.88% 80.00 2 2 0 243.29%
14 14In the money 0 0.00% 82.50 47 47 0 173.22%
35 35In the money 0 192.58% 85.00 1 1 0 236.37%
78 78In the money 0 0.00% 87.50 42 42 0 166.40%
9 9In the money 0 203.08% 90.00 0 0 0New 229.91%
11 11In the money 0 0.00% 92.50 314 314 0 160.00%
4 4In the money 0 197.20% 95.00 0 0 0New 223.84%
0 0In the money 0New 0.00% 97.50 35 35 0 153.97%
63 63In the money 0 192.30% 100.00 0 0 0New 218.13%
11 11In the money 0 187.02% 105.00 7 7 0 212.73%
44 44In the money 0 181.99% 110.00 15 15 0 207.62%
32 32In the money 0 101.52% 115.00 140 140 0 135.25%
114 114In the money 0 106.54% 120.00 467 467 0 93.17%
329 329In the money 0 0.00% 125.00 409 411 +2 86.46%
61 61In the money 0 0.00% 130.00 129 129 0 121.77%
58 58In the money 0 74.18% 135.00 361 361 0 117.81%
49 49In the money 0 71.14% 140.00 274 274 0 113.74%
53 53In the money 0 77.17% 145.00 73 73 0 95.34%
261 261In the money 0 0.00% 150.00 391 441 +50 79.46%
165 165In the money 0 69.21% 155.00 71 71 0 96.84%
196 196In the money 0 85.10% 160.00 1,304 1,304 0 74.78%
114 114In the money 0 77.27% 165.00 263 263 0 96.74%
66 65In the money -1 81.66% 170.00 158 158 0 93.58%
58 58In the money 0 58.93% 175.00 129 129 0 89.30%
Showing strikes 1–50 of 140
Mar 19, 2027EXPIRATION198 contracts / 99 strikes
SAVED STOCK PRICE$347.73Nearest ATM strike $350.00
Jump to ATM
WDC option chain expiring 2027-03-19, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
29 28In the money -1 63.37% 145.00 150 150 0 85.57%
9 9In the money 0 67.76% 150.00 76 81 +5 71.36%
6 6In the money 0 61.09% 155.00 15 15 0 80.20%
1 1In the money 0 69.00% 160.00 74 76 +2 74.81%
8 8In the money 0 72.74% 165.00 144 144 0 66.60%
23 23In the money 0 71.86% 170.00 59 60 +1 64.48%
10 18In the money +8 67.40% 175.00 182 183 +1 68.16%
49 198In the money +149 69.79% 180.00 533 535 +2 67.64%
11 10In the money -1 66.09% 185.00 258 261 +3 69.32%
3 3In the money 0 68.78% 190.00 708 708 0 71.40%
10 10In the money 0 65.96% 195.00 118 118 0 70.00%
25 23In the money -2 69.45% 200.00 298 298 0 67.14%
13 13In the money 0 67.43% 210.00 955 954 -1 65.49%
9 9In the money 0 67.95% 220.00 587 597 +10 65.81%
16 15In the money -1 64.62% 230.00 525 534 +9 64.93%
26 26In the money 0 66.09% 240.00 365 364 -1 64.87%
36 36In the money 0 64.79% 250.00 705 701 -4 64.61%
9 10In the money +1 63.98% 260.00 407 417 +10 64.02%
35 35In the money 0 65.43% 270.00 832 832 0 64.11%
32 32In the money 0 65.03% 280.00 577 577 0 63.77%
31 31In the money 0 62.66% 290.00 650 664 +14 63.39%
60 64In the money +4 62.96% 300.00 921 924 +3 62.85%
29 29In the money 0 62.09% 310.00 159 276 +117 62.88%
111 114In the money +3 62.28% 320.00 252 262 +10 63.23%
73 111In the money +38 62.24% 330.00 225 223 -2 62.36%
44 59In the money +15 62.08% 340.00 551 550 -1 62.74%
STOCK PRICE $347.73
246 252 +6 63.24% 350.00NEAREST ATM 849 849In the money 0 60.82%
67 71 +4 61.93% 360.00 512 510In the money -2 60.96%
237 247 +10 62.14% 370.00 268 270In the money +2 60.79%
234 238 +4 62.25% 380.00 428 320In the money -108 61.25%
181 183 +2 62.17% 390.00 250 258In the money +8 60.67%
309 316 +7 63.40% 400.00 780 774In the money -6 60.73%
216 221 +5 61.69% 410.00 347 346In the money -1 61.12%
331 344 +13 62.01% 420.00 540 541In the money +1 60.80%
95 121 +26 62.22% 430.00 126 137In the money +11 61.30%
117 122 +5 63.94% 440.00 341 341In the money 0 61.15%
623 583 -40 62.26% 450.00 690 690In the money 0 61.00%
95 93 -2 63.49% 460.00 222 221In the money -1 61.49%
176 177 +1 64.13% 470.00 455 456In the money +1 62.19%
246 246 0 63.83% 480.00 525 522In the money -3 61.35%
145 146 +1 64.05% 490.00 101 101In the money 0 61.64%
559 555 -4 63.14% 500.00 119 118In the money -1 62.64%
116 116 0 63.13% 510.00 81 81In the money 0 62.80%
461 461 0 65.13% 520.00 111 112In the money +1 62.70%
207 207 0 64.04% 530.00 110 110In the money 0 62.85%
244 241 -3 64.56% 540.00 56 59In the money +3 63.76%
278 276 -2 65.51% 550.00 42 44In the money +2 63.00%
277 277 0 65.38% 560.00 65 65In the money 0 63.87%
232 233 +1 66.08% 570.00 89 89In the money 0 63.87%
320 319 -1 65.62% 580.00 98 98In the money 0 63.83%
Showing strikes 1–50 of 99
Apr 16, 2027EXPIRATION104 contracts / 52 strikes
SAVED STOCK PRICE$347.73Nearest ATM strike $350.00
Jump to ATM
WDC option chain expiring 2027-04-16, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
183 182 -1 67.55% 680.00 6 6In the money 0 65.62%
123 123 0 67.60% 700.00 0 0In the money 0New 63.75%
Showing strikes 51–52 of 52
Jun 17, 2027EXPIRATION184 contracts / 92 strikes
SAVED STOCK PRICE$347.73Nearest ATM strike $350.00
Jump to ATM
WDC option chain expiring 2027-06-17, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 65.41% 180.00 0 1 +1New 67.04%
0 0In the money 0New 64.70% 185.00 0 1 +1New 66.90%
0 0In the money 0New 65.66% 190.00 37 37 0 65.86%
2 2In the money 0 65.35% 195.00 1 1 0 67.78%
4 4In the money 0 65.85% 200.00 22 22 0 66.10%
0 0In the money 0New 64.46% 210.00 426 426 0 65.90%
4 4In the money 0 64.79% 220.00 29 29 0 65.81%
0 1In the money +1New 63.57% 230.00 1,070 1,070 0 65.40%
3 3In the money 0 64.29% 240.00 1,309 1,310 +1 64.47%
17 17In the money 0 65.04% 250.00 290 291 +1 64.54%
0 56In the money +56New 64.68% 260.00 194 204 +10 64.84%
3 142In the money +139 63.65% 270.00 407 409 +2 63.74%
7 9In the money +2 64.04% 280.00 1,148 1,151 +3 64.00%
8 9In the money +1 64.21% 290.00 184 183 -1 62.68%
51 52In the money +1 63.43% 300.00 561 664 +103 63.29%
14 15In the money +1 63.89% 310.00 866 867 +1 64.05%
25 25In the money 0 64.33% 320.00 563 567 +4 63.75%
15 15In the money 0 63.74% 330.00 130 130 0 63.19%
15 15In the money 0 63.63% 340.00 193 194 +1 63.34%
STOCK PRICE $347.73
55 59 +4 63.71% 350.00NEAREST ATM 401 504In the money +103 62.27%
48 51 +3 63.62% 360.00 288 286In the money -2 63.02%
15 26 +11 63.51% 370.00 462 462In the money 0 63.03%
34 62 +28 63.68% 380.00 762 762In the money 0 62.34%
88 89 +1 63.88% 390.00 127 118In the money -9 61.75%
187 133 -54 63.25% 400.00 393 404In the money +11 62.69%
111 102 -9 63.84% 410.00 175 176In the money +1 62.05%
56 67 +11 63.18% 420.00 589 591In the money +2 63.11%
202 201 -1 63.44% 430.00 70 86In the money +16 63.34%
111 111 0 63.61% 440.00 250 251In the money +1 63.29%
470 479 +9 63.77% 450.00 307 307In the money 0 63.38%
80 79 -1 64.09% 460.00 147 147In the money 0 63.29%
51 53 +2 64.33% 470.00 97 97In the money 0 63.40%
55 53 -2 64.64% 480.00 77 77In the money 0 63.58%
73 70 -3 64.72% 490.00 140 139In the money -1 63.67%
329 332 +3 63.74% 500.00 68 68In the money 0 63.67%
40 88 +48 64.99% 510.00 47 47In the money 0 63.74%
105 107 +2 63.95% 520.00 184 184In the money 0 63.88%
84 83 -1 65.13% 530.00 85 85In the money 0 63.87%
85 101 +16 65.43% 540.00 75 73In the money -2 64.05%
514 512 -2 64.51% 550.00 88 88In the money 0 64.02%
128 136 +8 65.23% 560.00 52 52In the money 0 64.16%
59 62 +3 65.01% 570.00 107 107In the money 0 64.89%
91 91 0 64.17% 580.00 100 100In the money 0 64.35%
71 71 0 64.59% 590.00 52 53In the money +1 64.59%
900 904 +4 65.38% 600.00 279 280In the money +1 64.54%
44 808 +764 64.29% 610.00 48 48In the money 0 64.91%
222 218 -4 65.01% 620.00 78 78In the money 0 64.91%
94 89 -5 65.70% 630.00 53 53In the money 0 64.73%
55 56 +1 66.33% 640.00 11 11In the money 0 65.02%
111 111 0 66.10% 650.00 41 41In the money 0 65.83%
Showing strikes 1–50 of 92
Sep 17, 2027EXPIRATION126 contracts / 63 strikes
SAVED STOCK PRICE$347.73Nearest ATM strike $350.00
Jump to ATM
WDC option chain expiring 2027-09-17, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 3In the money +3New 68.67% 180.00 0 0 0New 64.12%
0 3In the money +3New 68.48% 185.00 0 0 0New 65.08%
6 6In the money 0 68.20% 190.00 273 277 +4 64.33%
5 5In the money 0 67.66% 195.00 0 0 0New 65.50%
1 1In the money 0 67.74% 200.00 0 1 +1New 65.55%
2 2In the money 0 67.48% 210.00 40 40 0 65.19%
14 14In the money 0 67.13% 220.00 124 125 +1 64.78%
7 7In the money 0 66.94% 230.00 217 217 0 64.42%
1 1In the money 0 66.66% 240.00 141 141 0 64.25%
11 12In the money +1 66.60% 250.00 651 628 -23 64.09%
9 23In the money +14 66.30% 260.00 212 211 -1 63.80%
11 22In the money +11 66.25% 270.00 78 78 0 63.23%
4 4In the money 0 66.14% 280.00 333 333 0 64.46%
34 52In the money +18 65.74% 290.00 99 98 -1 63.10%
28 48In the money +20 64.99% 300.00 201 200 -1 63.23%
14 14In the money 0 65.22% 310.00 133 133 0 63.07%
15 18In the money +3 66.15% 320.00 150 150 0 62.64%
99 100In the money +1 64.93% 330.00 441 441 0 63.80%
38 38In the money 0 64.81% 340.00 370 371 +1 63.82%
STOCK PRICE $347.73
22 24 +2 65.12% 350.00NEAREST ATM 202 202In the money 0 63.79%
41 41 0 64.82% 360.00 51 51In the money 0 62.91%
126 126 0 65.68% 370.00 303 302In the money -1 62.63%
61 61 0 65.68% 380.00 71 71In the money 0 64.22%
54 56 +2 65.25% 390.00 62 62In the money 0 64.05%
168 170 +2 65.05% 400.00 190 190In the money 0 64.11%
97 100 +3 64.74% 410.00 70 70In the money 0 63.54%
48 48 0 65.41% 420.00 30 30In the money 0 64.08%
37 37 0 64.80% 430.00 68 69In the money +1 63.23%
65 70 +5 64.49% 440.00 56 56In the money 0 62.23%
318 327 +9 64.50% 450.00 42 42In the money 0 63.58%
28 124 +96 63.47% 460.00 47 47In the money 0 61.82%
36 36 0 65.28% 470.00 17 17In the money 0 61.86%
50 64 +14 65.51% 480.00 139 139In the money 0 62.49%
13 17 +4 64.88% 490.00 22 22In the money 0 62.80%
144 158 +14 65.94% 500.00 81 81In the money 0 62.73%
121 123 +2 66.10% 510.00 16 16In the money 0 62.06%
20 23 +3 65.24% 520.00 6 6In the money 0 62.12%
21 27 +6 63.91% 530.00 40 40In the money 0 62.10%
17 24 +7 65.34% 540.00 1 1In the money 0 63.98%
38 38 0 65.26% 550.00 5 5In the money 0 62.79%
7 11 +4 65.66% 560.00 4 4In the money 0 62.25%
13 14 +1 65.92% 570.00 2 2In the money 0 63.01%
8 20 +12 65.56% 580.00 5 5In the money 0 62.28%
51 52 +1 64.18% 590.00 21 21In the money 0 62.23%
91 92 +1 64.93% 600.00 12 12In the money 0 62.30%
24 20 -4 66.00% 610.00 1 1In the money 0 62.36%
3 1 -2 66.20% 620.00 13 13In the money 0 62.38%
41 41 0 66.05% 630.00 1 1In the money 0 62.55%
15 15 0 66.17% 640.00 1 1In the money 0 62.36%
27 28 +1 66.59% 650.00 1 1In the money 0 62.34%
Showing strikes 1–50 of 63
Jan 21, 2028EXPIRATION238 contracts / 119 strikes
SAVED STOCK PRICE$347.73Nearest ATM strike $350.00
Jump to ATM
WDC option chain expiring 2028-01-21, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
67 67In the money 0 89.64% 55.00 377 376 -1 77.58%
89 89In the money 0 89.12% 60.00 5,254 5,253 -1 81.67%
3 3In the money 0 84.70% 65.00 7,368 7,368 0 77.80%
19 19In the money 0 83.66% 70.00 134 134 0 75.02%
7 7In the money 0 81.74% 75.00 1,440 1,440 0 84.31%
39 39In the money 0 80.20% 80.00 385 385 0 71.63%
21 21In the money 0 77.74% 85.00 5,188 5,188 0 90.59%
22 22In the money 0 74.81% 90.00 208 208 0 68.03%
2 2In the money 0 71.89% 92.50 108 108 0 68.86%
57 57In the money 0 76.10% 95.00 101 101 0 70.31%
8 8In the money 0 74.47% 97.50 173 173 0 81.95%
132 132In the money 0 67.42% 100.00 532 532 0 69.54%
707 707In the money 0 72.60% 105.00 366 371 +5 70.94%
122 122In the money 0 67.04% 110.00 51 55 +4 68.11%
22 22In the money 0 73.62% 115.00 561 561 0 67.25%
74 74In the money 0 73.04% 120.00 4,195 4,199 +4 69.82%
417 417In the money 0 72.59% 125.00 146 151 +5 66.22%
176 175In the money -1 72.18% 130.00 367 368 +1 67.30%
32 32In the money 0 71.30% 135.00 630 630 0 67.19%
30 30In the money 0 70.86% 140.00 446 446 0 66.67%
19 19In the money 0 70.86% 145.00 285 290 +5 66.54%
63 60In the money -3 70.41% 150.00 540 544 +4 66.77%
63 63In the money 0 69.65% 155.00 235 235 0 67.09%
58 58In the money 0 69.28% 160.00 578 578 0 66.58%
33 33In the money 0 68.30% 165.00 56 56 0 65.74%
47 47In the money 0 68.82% 170.00 136 136 0 65.25%
360 360In the money 0 68.63% 175.00 68 68 0 65.46%
175 180In the money +5 68.29% 180.00 68 68 0 66.04%
63 63In the money 0 68.41% 185.00 75 75 0 65.74%
98 98In the money 0 68.22% 190.00 43 43 0 65.65%
19 19In the money 0 67.63% 195.00 141 141 0 66.25%
392 388In the money -4 66.68% 200.00 448 447 -1 64.38%
43 43In the money 0 66.21% 210.00 175 175 0 66.88%
186 186In the money 0 67.22% 220.00 302 302 0 64.98%
367 367In the money 0 66.92% 230.00 298 298 0 65.41%
227 227In the money 0 65.81% 240.00 668 668 0 64.88%
409 410In the money +1 65.80% 250.00 317 317 0 65.37%
54 54In the money 0 66.13% 260.00 70 70 0 64.37%
215 215In the money 0 65.44% 270.00 940 940 0 65.26%
78 78In the money 0 65.20% 280.00 640 642 +2 64.58%
74 74In the money 0 64.87% 290.00 121 121 0 65.70%
138 140In the money +2 63.58% 300.00 1,018 1,020 +2 64.38%
28 24In the money -4 65.17% 310.00 46 65 +19 64.93%
233 238In the money +5 64.91% 320.00 321 322 +1 64.64%
250 247In the money -3 64.80% 330.00 135 578 +443 64.23%
47 48In the money +1 65.32% 340.00 223 223 0 64.16%
STOCK PRICE $347.73
222 257 +35 64.92% 350.00NEAREST ATM 651 651In the money 0 64.27%
121 121 0 64.98% 360.00 410 415In the money +5 63.43%
117 118 +1 64.90% 370.00 104 204In the money +100 63.45%
253 253 0 65.30% 380.00 103 103In the money 0 63.16%
Showing strikes 1–50 of 119
Jun 16, 2028EXPIRATION198 contracts / 99 strikes
SAVED STOCK PRICE$347.73Nearest ATM strike $350.00
Jump to ATM
WDC option chain expiring 2028-06-16, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
6 6In the money 0 69.65% 125.00 108 109 +1 66.69%
2 2In the money 0 69.35% 130.00 31 31 0 66.42%
0 0In the money 0New 68.56% 135.00 82 82 0 66.36%
1 1In the money 0 68.81% 140.00 49 49 0 66.97%
0 0In the money 0New 68.02% 145.00 6 11 +5 65.21%
75 75In the money 0 67.86% 150.00 62 62 0 65.96%
1 1In the money 0 68.03% 155.00 22 22 0 65.33%
1 1In the money 0 67.51% 160.00 65 65 0 65.79%
1 1In the money 0 67.55% 165.00 24 24 0 65.96%
1 1In the money 0 66.73% 170.00 387 387 0 65.93%
1 1In the money 0 66.75% 175.00 23 23 0 64.10%
0 0In the money 0New 65.43% 180.00 17 17 0 64.65%
2 2In the money 0 66.80% 185.00 231 231 0 64.89%
1 1In the money 0 66.77% 190.00 157 157 0 64.63%
1 1In the money 0 66.57% 195.00 28 28 0 64.45%
31 31In the money 0 65.06% 200.00 57 57 0 64.52%
1 1In the money 0 66.09% 210.00 21 22 +1 64.37%
5 5In the money 0 64.02% 220.00 48 48 0 64.61%
12 12In the money 0 65.69% 230.00 236 236 0 64.57%
12 12In the money 0 65.46% 240.00 94 94 0 64.20%
3 3In the money 0 64.06% 250.00 99 100 +1 64.66%
4 4In the money 0 64.03% 260.00 296 296 0 64.24%
4 4In the money 0 64.55% 270.00 41 41 0 64.28%
13 13In the money 0 64.15% 280.00 33 33 0 63.80%
5 5In the money 0 64.38% 290.00 132 133 +1 63.84%
7 8In the money +1 64.00% 300.00 246 244 -2 64.36%
16 16In the money 0 64.55% 310.00 254 254 0 63.90%
10 10In the money 0 63.47% 320.00 42 42 0 63.78%
32 32In the money 0 64.37% 330.00 51 51 0 63.52%
36 37In the money +1 64.09% 340.00 87 87 0 63.83%
STOCK PRICE $347.73
16 16 0 63.85% 350.00NEAREST ATM 122 123In the money +1 63.40%
23 23 0 63.84% 360.00 99 98In the money -1 64.06%
37 37 0 64.30% 370.00 88 89In the money +1 63.60%
37 37 0 64.35% 380.00 240 240In the money 0 63.02%
104 104 0 63.80% 390.00 119 119In the money 0 63.60%
89 89 0 64.12% 400.00 115 115In the money 0 63.72%
22 22 0 63.40% 410.00 61 61In the money 0 63.62%
21 21 0 63.21% 420.00 136 136In the money 0 63.22%
7 7 0 64.55% 430.00 49 49In the money 0 63.45%
19 19 0 63.76% 440.00 316 316In the money 0 63.24%
150 152 +2 63.19% 450.00 63 61In the money -2 63.74%
36 36 0 63.45% 460.00 131 132In the money +1 63.53%
271 271 0 63.48% 470.00 60 60In the money 0 63.30%
75 75 0 63.38% 480.00 137 137In the money 0 63.18%
39 39 0 63.46% 490.00 270 270In the money 0 63.37%
76 76 0 63.34% 500.00 98 98In the money 0 62.88%
7 7 0 63.26% 510.00 27 27In the money 0 63.29%
74 74 0 63.33% 520.00 309 309In the money 0 63.46%
160 161 +1 63.92% 540.00 52 52In the money 0 63.74%
26 26 0 64.52% 550.00 206 206In the money 0 63.91%
Showing strikes 1–50 of 99
Dec 15, 2028EXPIRATION198 contracts / 99 strikes
SAVED STOCK PRICE$347.73Nearest ATM strike $350.00
Jump to ATM
WDC option chain expiring 2028-12-15, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
109 112In the money +3 67.97% 125.00 232 232 0 66.51%
75 75In the money 0 67.55% 130.00 53 53 0 65.88%
18 18In the money 0 66.83% 135.00 29 28 -1 66.54%
40 40In the money 0 67.36% 140.00 59 59 0 66.37%
4 4In the money 0 66.85% 145.00 2 2 0 65.32%
12 12In the money 0 66.57% 150.00 153 153 0 64.99%
2 2In the money 0 66.37% 155.00 52 52 0 65.18%
5 5In the money 0 66.32% 160.00 14 14 0 63.77%
4 4In the money 0 66.58% 165.00 5 5 0 65.05%
42 42In the money 0 66.27% 170.00 39 39 0 65.22%
4 4In the money 0 65.67% 175.00 38 38 0 64.98%
37 37In the money 0 65.90% 180.00 65 65 0 64.51%
2 2In the money 0 64.39% 185.00 32 32 0 63.87%
8 8In the money 0 65.38% 190.00 135 135 0 65.12%
1 1In the money 0 65.27% 195.00 69 69 0 63.80%
53 53In the money 0 65.00% 200.00 1,111 1,111 0 65.13%
11 11In the money 0 65.55% 210.00 238 238 0 64.28%
10 10In the money 0 64.87% 220.00 95 95 0 64.29%
10 10In the money 0 65.03% 230.00 101 101 0 64.69%
19 19In the money 0 64.64% 240.00 126 126 0 64.02%
8 8In the money 0 64.90% 250.00 260 260 0 63.84%
49 80In the money +31 64.58% 260.00 175 173 -2 64.12%
9 9In the money 0 64.75% 270.00 84 84 0 63.95%
18 18In the money 0 64.68% 280.00 309 309 0 63.73%
32 32In the money 0 64.08% 290.00 70 70 0 63.74%
77 77In the money 0 64.28% 300.00 211 211 0 64.22%
28 28In the money 0 64.39% 310.00 17 17 0 63.71%
39 38In the money -1 63.84% 320.00 24 24 0 63.54%
37 37In the money 0 63.98% 330.00 40 38 -2 63.22%
42 42In the money 0 63.34% 340.00 230 230 0 63.31%
STOCK PRICE $347.73
18 19 +1 63.78% 350.00NEAREST ATM 86 86In the money 0 63.25%
71 71 0 63.78% 360.00 60 60In the money 0 64.13%
7 7 0 63.55% 370.00 52 51In the money -1 63.50%
31 31 0 63.14% 380.00 80 80In the money 0 63.35%
15 15 0 64.00% 390.00 179 179In the money 0 63.71%
218 219 +1 63.53% 400.00 299 288In the money -11 63.48%
13 14 +1 63.59% 410.00 49 49In the money 0 63.66%
271 271 0 63.72% 420.00 32 32In the money 0 63.77%
95 95 0 63.95% 430.00 211 212In the money +1 63.58%
43 43 0 63.58% 440.00 85 85In the money 0 63.23%
463 464 +1 63.93% 450.00 586 586In the money 0 63.66%
97 97 0 63.18% 460.00 138 138In the money 0 63.21%
56 56 0 63.64% 470.00 30 30In the money 0 63.71%
57 57 0 63.43% 480.00 112 112In the money 0 63.49%
64 64 0 63.64% 490.00 130 130In the money 0 63.58%
136 138 +2 63.50% 500.00 190 190In the money 0 63.14%
19 16 -3 63.11% 510.00 16 16In the money 0 63.50%
132 133 +1 62.98% 520.00 192 192In the money 0 63.60%
99 99 0 63.42% 540.00 29 29In the money 0 63.35%
119 119 0 63.16% 550.00 108 108In the money 0 63.56%
Showing strikes 1–50 of 99
Jan 19, 2029EXPIRATION102 contracts / 51 strikes
SAVED STOCK PRICE$347.73Nearest ATM strike $350.00
Jump to ATM
WDC option chain expiring 2029-01-19, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
4 0In the money -4 64.77% 180.00 0 3 +3New 64.76%
0 0In the money 0New 64.57% 185.00 0 0 0New 63.86%
0 0In the money 0New 64.46% 190.00 7 7 0 64.82%
0 0In the money 0New 64.53% 195.00 1 1 0 64.71%
0 1In the money +1New 64.53% 200.00 0 0 0New 65.09%
3 3In the money 0 64.42% 210.00 94 93 -1 65.13%
3 3In the money 0 64.25% 220.00 41 41 0 65.04%
1 1In the money 0 63.53% 230.00 13 13 0 64.18%
2 2In the money 0 63.90% 240.00 72 72 0 64.55%
4 4In the money 0 63.91% 250.00 105 107 +2 62.87%
2 2In the money 0 64.16% 260.00 87 87 0 63.80%
1 1In the money 0 63.94% 270.00 39 39 0 64.76%
3 4In the money +1 63.87% 280.00 37 37 0 63.42%
5 5In the money 0 63.87% 290.00 37 37 0 63.44%
20 21In the money +1 63.91% 300.00 55 67 +12 63.69%
8 8In the money 0 63.81% 310.00 45 46 +1 63.43%
3 3In the money 0 63.79% 320.00 41 41 0 62.95%
5 5In the money 0 63.83% 330.00 9 10 +1 63.28%
17 17In the money 0 63.83% 340.00 4 4 0 63.35%
STOCK PRICE $347.73
32 45 +13 63.86% 350.00NEAREST ATM 19 19In the money 0 63.92%
101 122 +21 63.88% 360.00 17 17In the money 0 63.03%
42 84 +42 63.46% 370.00 60 61In the money +1 63.37%
49 162 +113 63.94% 380.00 31 31In the money 0 62.85%
89 89 0 63.74% 390.00 8 8In the money 0 63.45%
32 26 -6 63.97% 400.00 62 72In the money +10 63.55%
63 62 -1 63.74% 410.00 5 5In the money 0 62.76%
21 20 -1 63.88% 420.00 4 5In the money +1 62.58%
24 24 0 63.86% 430.00 6 6In the money 0 62.59%
27 26 -1 63.84% 440.00 2 2In the money 0 62.64%
181 190 +9 63.39% 450.00 1 1In the money 0 62.61%
17 33 +16 63.57% 460.00 0 0In the money 0New 62.85%
10 16 +6 63.96% 470.00 5 5In the money 0 62.67%
27 47 +20 63.91% 480.00 0 0In the money 0New 62.75%
7 36 +29 63.76% 490.00 0 0In the money 0New 62.67%
21 25 +4 63.48% 500.00 30 30In the money 0 62.68%
5 5 0 64.04% 510.00 0 0In the money 0New 62.89%
5 4 -1 64.23% 520.00 1 1In the money 0 62.81%
11 13 +2 63.56% 530.00 0 0In the money 0New 62.76%
11 11 0 64.09% 540.00 6 6In the money 0 62.89%
12 12 0 63.78% 550.00 0 0In the money 0New 63.29%
1 1 0 64.25% 560.00 0 0In the money 0New 62.90%
5 5 0 64.34% 570.00 1 1In the money 0 62.94%
9 9 0 64.30% 580.00 2 2In the money 0 62.94%
25 25 0 64.35% 590.00 0 0In the money 0New 62.94%
13 18 +5 64.44% 600.00 10 10In the money 0 62.94%
98 98 0 64.56% 610.00 0 0In the money 0New 62.94%
23 30 +7 64.48% 620.00 0 0In the money 0New 62.94%
10 9 -1 64.43% 630.00 1 1In the money 0 62.95%
44 43 -1 64.57% 640.00 0 0In the money 0New 62.94%
35 35 0 64.52% 660.00 1 1In the money 0 62.87%
Showing strikes 1–50 of 51

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