OITracker Cboe delayed data
OI update signal: Likely updated MSFT / AAPL · Checked Oct 26, 11:15 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 Some data may be out of date.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

GIS

Daily option chain

Daily open interest

vs Oct 21, 2026

Saved stock price: $34.59 · 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
328 contracts / 9 expirationsClick OI for history
Nov 20, 2026EXPIRATION26 contracts / 13 strikes
SAVED STOCK PRICE$34.59Nearest ATM strike $35.00
Jump to ATM
GIS option chain expiring 2026-11-20, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
3 3In the money 0 119.75% 20.00 2 2 0 87.46%
4 4In the money 0 127.12% 22.50 0 0 0New 70.44%
20 20In the money 0 92.42% 25.00 33 32 -1 55.01%
15 15In the money 0 76.36% 27.50 316 317 +1 40.75%
654 635In the money -19 34.85% 30.00 2,514 2,519 +5 37.69%
1,228 1,256In the money +28 34.12% 32.50 1,725 1,769 +44 33.82%
STOCK PRICE $34.59
4,180 4,635 +455 32.57% 35.00NEAREST ATM 4,442 4,543In the money +101 32.26%
2,080 2,669 +589 33.12% 37.50 205 206In the money +1 29.92%
1,009 1,447 +438 35.50% 40.00 4 4In the money 0 0.00%
525 478 -47 34.91% 42.50 0 0In the money 0New 53.54%
190 190 0 43.04% 45.00 0 0In the money 0New 67.76%
17 17 0 50.51% 47.50 0 0In the money 0New 77.84%
2 2 0 57.43% 50.00 0 0In the money 0New 87.12%
Dec 18, 2026EXPIRATION40 contracts / 20 strikes
SAVED STOCK PRICE$34.59Nearest ATM strike $35.00
Jump to ATM
GIS option chain expiring 2026-12-18, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
3 2In the money -1 103.14% 17.50 24 24 0 76.01%
6 6In the money 0 103.37% 20.00 120 119 -1 62.44%
0 0In the money 0New 74.85% 22.50 118 118 0 55.71%
20 22In the money +2 0.00% 25.00 207 212 +5 43.83%
25 25In the money 0 41.23% 27.50 667 687 +20 39.25%
299 280In the money -19 36.26% 30.00 4,456 4,381 -75 35.72%
3,017 2,979In the money -38 33.65% 32.50 3,667 3,657 -10 34.07%
STOCK PRICE $34.59
2,242 2,719 +477 33.14% 35.00NEAREST ATM 4,258 4,231In the money -27 33.54%
3,052 3,395 +343 32.64% 37.50 942 892In the money -50 34.34%
5,107 5,448 +341 33.45% 40.00 1,188 1,122In the money -66 25.89%
2,230 2,234 +4 34.89% 42.50 21 21In the money 0 0.00%
2,367 2,386 +19 35.70% 45.00 252 252In the money 0 40.97%
8,456 8,456 0 39.03% 47.50 0 0In the money 0New 0.00%
1,354 1,357 +3 40.24% 50.00 1 1In the money 0 0.00%
341 340 -1 49.22% 52.50 0 0In the money 0New 0.00%
822 822 0 49.12% 55.00 0 0In the money 0New 0.00%
51 51 0 53.17% 57.50 0 0In the money 0New 0.00%
186 186 0 57.00% 60.00 0 0In the money 0New 0.00%
78 78 0 64.09% 65.00 0 0In the money 0New 0.00%
75 75 0 70.53% 70.00 0 0In the money 0New 0.00%
Jan 15, 2027EXPIRATION66 contracts / 33 strikes
SAVED STOCK PRICE$34.59Nearest ATM strike $35.00
Jump to ATM
GIS option chain expiring 2027-01-15, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
4 4In the money 0 105.36% 17.50 48 48 0 61.23%
3 11In the money +8 72.73% 20.00 134 134 0 55.26%
0 0In the money 0New 67.44% 22.50 209 209 0 44.53%
47 47In the money 0 44.20% 25.00 894 894 0 39.37%
54 54In the money 0 50.54% 27.50 1,196 1,222 +26 35.54%
411 403In the money -8 36.71% 30.00 3,881 3,846 -35 34.06%
2,816 2,753In the money -63 34.66% 32.50 4,899 4,753 -146 33.97%
STOCK PRICE $34.59
4,688 5,758 +1,070 33.63% 35.00NEAREST ATM 3,338 3,233In the money -105 32.90%
3,169 3,458 +289 33.17% 37.50 3,058 3,050In the money -8 28.18%
4,267 4,327 +60 33.10% 40.00 1,384 1,358In the money -26 32.10%
3,189 3,378 +189 33.51% 42.50 4,383 4,382In the money -1 31.75%
2,793 2,792 -1 34.17% 45.00 2,425 2,427In the money +2 27.84%
2,139 2,136 -3 36.63% 47.50 2,104 2,113In the money +9 0.00%
3,044 3,030 -14 37.02% 50.00 248 250In the money +2 0.00%
1,141 1,141 0 43.63% 52.50 49 46In the money -3 0.00%
684 684 0 44.84% 55.00 13 13In the money 0 0.00%
1,230 1,230 0 48.39% 57.50 3 3In the money 0 0.00%
2,092 2,092 0 47.41% 60.00 0 0In the money 0New 0.00%
529 529 0 54.90% 62.50 0 0In the money 0New 0.00%
425 425 0 57.92% 65.00 1 1In the money 0 0.00%
143 143 0 60.79% 67.50 0 0In the money 0New 0.00%
547 547 0 63.52% 70.00 10 10In the money 0 77.02%
59 59 0 66.14% 72.50 0 0In the money 0New 0.00%
179 179 0 63.33% 75.00 0 0In the money 0New 0.00%
92 92 0 71.06% 77.50 0 0In the money 0New 0.00%
183 183 0 73.38% 80.00 0 0In the money 0New 0.00%
28 28 0 75.60% 82.50 0 0In the money 0New 0.00%
33 33 0 77.75% 85.00 0 0In the money 0New 0.00%
29 29 0 92.01% 90.00 0 0In the money 0New 0.00%
14 14 0 108.17% 95.00 0 0In the money 0New 0.00%
6 6 0 100.01% 100.00 0 0In the money 0New 0.00%
6 6 0 103.66% 105.00 0 0In the money 0New 0.00%
241 241 0 107.11% 110.00 0 0In the money 0New 0.00%
Mar 19, 2027EXPIRATION36 contracts / 18 strikes
SAVED STOCK PRICE$34.59Nearest ATM strike $35.00
Jump to ATM
GIS option chain expiring 2027-03-19, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
17 17In the money 0 64.76% 17.50 7 7 0 51.77%
20 20In the money 0 68.81% 20.00 69 69 0 45.46%
1 1In the money 0 55.73% 22.50 81 81 0 40.48%
38 48In the money +10 44.08% 25.00 181 202 +21 37.41%
64 69In the money +5 39.63% 27.50 1,171 1,171 0 35.71%
95 102In the money +7 36.56% 30.00 3,953 3,975 +22 34.90%
1,019 1,011In the money -8 33.92% 32.50 1,057 1,040 -17 34.19%
STOCK PRICE $34.59
600 633 +33 33.76% 35.00NEAREST ATM 1,345 1,325In the money -20 33.68%
863 902 +39 33.29% 37.50 462 433In the money -29 33.64%
2,389 2,545 +156 33.02% 40.00 289 289In the money 0 30.10%
907 895 -12 33.12% 42.50 327 327In the money 0 28.51%
622 646 +24 34.09% 45.00 46 46In the money 0 23.09%
199 201 +2 34.05% 47.50 2 2In the money 0 0.00%
556 561 +5 35.76% 50.00 17 17In the money 0 0.00%
130 130 0 35.16% 52.50 0 0In the money 0New 0.00%
117 117 0 36.90% 55.00 0 0In the money 0New 0.00%
161 161 0 40.67% 60.00 0 0In the money 0New 0.00%
16 16 0 45.53% 65.00 0 0In the money 0New 0.00%
Apr 16, 2027EXPIRATION28 contracts / 14 strikes
SAVED STOCK PRICE$34.59Nearest ATM strike $35.00
Jump to ATM
GIS option chain expiring 2027-04-16, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 60.13% 20.00 10 11 +1 41.28%
0 0In the money 0New 40.54% 22.50 39 39 0 39.27%
645 643In the money -2 40.53% 25.00 82 82 0 37.66%
0 0In the money 0New 37.08% 27.50 125 129 +4 36.65%
287 287In the money 0 35.55% 30.00 213 198 -15 35.42%
863 863In the money 0 31.81% 32.50 974 972 -2 33.27%
STOCK PRICE $34.59
689 679 -10 33.57% 35.00NEAREST ATM 2,559 2,558In the money -1 31.42%
2,439 2,642 +203 32.88% 37.50 732 732In the money 0 33.06%
80 83 +3 32.82% 40.00 62 55In the money -7 31.44%
97 109 +12 32.88% 42.50 16 16In the money 0 28.65%
248 249 +1 33.96% 45.00 8 8In the money 0 30.16%
26 30 +4 33.65% 47.50 5 5In the money 0 31.00%
207 207 0 35.08% 50.00 0 0In the money 0New 0.00%
82 82 0 37.56% 55.00 0 0In the money 0New 0.00%
Jun 17, 2027EXPIRATION30 contracts / 15 strikes
SAVED STOCK PRICE$34.59Nearest ATM strike $35.00
Jump to ATM
GIS option chain expiring 2027-06-17, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 1In the money +1New 55.47% 17.50 18 18 0 43.91%
1 1In the money 0 46.67% 20.00 100 100 0 42.34%
3 3In the money 0 36.27% 22.50 46 50 +4 37.51%
83 83In the money 0 34.99% 25.00 309 309 0 36.80%
3 4In the money +1 34.48% 27.50 362 372 +10 36.11%
83 83In the money 0 33.62% 30.00 924 917 -7 34.68%
316 317In the money +1 33.28% 32.50 1,191 1,157 -34 33.53%
STOCK PRICE $34.59
216 322 +106 32.80% 35.00NEAREST ATM 1,334 1,337In the money +3 33.02%
604 602 -2 32.05% 37.50 1,081 1,081In the money 0 32.63%
1,444 1,451 +7 31.92% 40.00 696 696In the money 0 32.32%
335 338 +3 32.36% 42.50 76 76In the money 0 30.64%
423 437 +14 32.26% 45.00 28 28In the money 0 32.43%
310 312 +2 32.97% 47.50 26 26In the money 0 31.79%
391 391 0 33.29% 50.00 15 15In the money 0 31.67%
24 24 0 34.41% 55.00 0 0In the money 0New 0.00%
Sep 17, 2027EXPIRATION30 contracts / 15 strikes
SAVED STOCK PRICE$34.59Nearest ATM strike $35.00
Jump to ATM
GIS option chain expiring 2027-09-17, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 47.54% 17.50 7 7 0 40.78%
11 11In the money 0 36.46% 20.00 50 50 0 39.74%
30 30In the money 0 37.17% 22.50 67 67 0 37.60%
4 5In the money +1 35.98% 25.00 402 402 0 37.13%
43 43In the money 0 34.72% 27.50 313 313 0 35.14%
16 20In the money +4 33.68% 30.00 185 204 +19 34.14%
103 103In the money 0 33.01% 32.50 564 567 +3 33.94%
STOCK PRICE $34.59
552 548 -4 32.97% 35.00NEAREST ATM 101 101In the money 0 33.32%
34 39 +5 32.81% 37.50 176 179In the money +3 33.17%
91 129 +38 32.31% 40.00 80 80In the money 0 32.58%
56 128 +72 32.47% 42.50 32 32In the money 0 32.53%
158 166 +8 32.07% 45.00 37 37In the money 0 32.94%
29 29 0 32.50% 47.50 5 5In the money 0 33.12%
65 63 -2 32.89% 50.00 152 153In the money +1 0.00%
110 110 0 33.82% 55.00 0 0In the money 0New 0.00%
Jan 21, 2028EXPIRATION42 contracts / 21 strikes
SAVED STOCK PRICE$34.59Nearest ATM strike $35.00
Jump to ATM
GIS option chain expiring 2028-01-21, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
6 7In the money +1 0.00% 17.50 70 70 0 39.51%
35 35In the money 0 42.42% 20.00 253 253 0 37.91%
118 119In the money +1 37.60% 22.50 543 545 +2 36.85%
1,014 1,014In the money 0 37.67% 25.00 2,684 2,684 0 35.75%
275 275In the money 0 36.25% 27.50 3,006 3,006 0 34.95%
1,308 1,394In the money +86 34.47% 30.00 683 683 0 34.81%
1,750 1,750In the money 0 33.46% 32.50 4,093 4,093 0 33.62%
STOCK PRICE $34.59
1,853 1,859 +6 32.99% 35.00NEAREST ATM 1,328 1,326In the money -2 33.54%
946 973 +27 33.70% 37.50 941 982In the money +41 33.89%
2,575 2,576 +1 33.64% 40.00 758 787In the money +29 32.66%
2,117 2,120 +3 32.94% 42.50 2,191 2,191In the money 0 32.38%
1,793 1,759 -34 32.77% 45.00 612 612In the money 0 32.50%
993 993 0 32.13% 47.50 186 186In the money 0 31.90%
2,373 2,379 +6 33.12% 50.00 374 374In the money 0 32.69%
181 184 +3 33.10% 52.50 121 121In the money 0 32.47%
325 325 0 33.31% 55.00 9 9In the money 0 0.00%
92 92 0 33.34% 57.50 0 0In the money 0New 0.00%
479 479 0 33.90% 60.00 5 5In the money 0 0.00%
139 139 0 34.54% 65.00 3 3In the money 0 47.34%
103 103 0 34.34% 70.00 0 0In the money 0New 0.00%
288 272 -16 35.56% 75.00 0 0In the money 0New 0.00%
Jan 19, 2029EXPIRATION30 contracts / 15 strikes
SAVED STOCK PRICE$34.59Nearest ATM strike $35.00
Jump to ATM
GIS option chain expiring 2029-01-19, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
10 11In the money +1 0.00% 17.50 18 18 0 38.13%
12 12In the money 0 33.69% 20.00 20 20 0 33.63%
33 33In the money 0 36.63% 22.50 65 65 0 36.29%
175 202In the money +27 35.97% 25.00 96 113 +17 35.64%
42 45In the money +3 35.76% 27.50 16 16 0 34.99%
116 117In the money +1 35.27% 30.00 141 145 +4 34.48%
19 22In the money +3 34.90% 32.50 17 17 0 34.11%
STOCK PRICE $34.59
182 383 +201 33.57% 35.00NEAREST ATM 232 237In the money +5 34.15%
19 19 0 34.10% 37.50 46 46In the money 0 33.98%
111 110 -1 33.50% 40.00 39 39In the money 0 34.10%
409 409 0 33.66% 42.50 2 2In the money 0 34.35%
430 431 +1 33.87% 45.00 42 42In the money 0 34.78%
38 39 +1 33.69% 47.50 3 3In the money 0 34.87%
43 47 +4 33.78% 50.00 68 68In the money 0 34.94%
53 60 +7 33.59% 55.00 73 74In the money +1 33.04%

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