OITracker Cboe delayed data
OI update signal: Not confirmed 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 Some data may be out of date.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

MAT

Daily option chain

Daily open interest

vs Oct 16, 2026 · Latest

Saved stock price: $16.95 · Expirations before Oct 21, 2026 hidden automatically.

ITM In the money Unshaded: out of the money ATM Strike equals stock price Based on the saved stock price
428 contracts / 10 expirationsClick OI for history
Nov 20, 2026EXPIRATION60 contracts / 30 strikes
SAVED STOCK PRICE$16.95Nearest ATM strike $17.00
Jump to ATM
MAT option chain expiring 2026-11-20, open interest on 2026-10-21 compared with 2026-10-16
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 1In the money +1New 631.23% 2.00 3 3 0 340.42%
0 0In the money 0New 496.99% 3.00 0 0 0New 467.65%
0 0In the money 0New 411.89% 4.00 0 0 0New 389.25%
0 0In the money 0New 349.92% 5.00 0 0 0New 331.69%
0 0In the money 0New 310.96% 6.00 0 0 0New 286.24%
0 0In the money 0New 285.99% 7.00 0 0 0New 248.64%
0 0In the money 0New 249.14% 8.00 0 0 0New 216.49%
0 0In the money 0New 204.00% 9.00 0 0 0New 188.30%
2 2In the money 0 188.41% 10.00 7 7 0 163.09%
3 3In the money 0 162.49% 11.00 22 22 0 93.23%
7 7In the money 0 147.69% 12.00 293 292 -1 118.93%
299 280In the money -19 77.12% 13.00 97 106 +9 94.19%
2,579 2,503In the money -76 116.47% 14.00 203 234 +31 66.58%
1,430 1,429In the money -1 52.99% 15.00 1,212 3,478 +2,266 55.83%
2,656 2,854In the money +198 49.23% 16.00 1,152 1,655 +503 64.40%
STOCK PRICE $16.95
2,608 4,701 +2,093 50.22% 17.00NEAREST ATM 292 524In the money +232 52.12%
968 11,989 +11,021 51.93% 18.00 8 8In the money 0 72.17%
105 211 +106 73.68% 19.00 0 0In the money 0New 64.19%
1,146 13,369 +12,223 55.42% 20.00 1 1In the money 0 60.82%
21 261 +240 61.51% 21.00 0 0In the money 0New 89.72%
1 1 0 77.57% 22.00 0 0In the money 0New 77.12%
0 2 +2New 118.28% 23.00 0 0In the money 0New 65.98%
12 12 0 57.89% 24.00 0 0In the money 0New 126.88%
3 3 0 63.58% 25.00 0 0In the money 0New 135.68%
0 0 0New 169.19% 26.00 0 0In the money 0New 86.10%
0 0 0New 177.27% 27.00 0 0In the money 0New 92.10%
0 0 0New 184.88% 28.00 0 0In the money 0New 151.16%
0 0 0New 192.09% 29.00 0 0In the money 0New 0.00%
0 0 0New 87.95% 30.00 0 0In the money 0New 0.00%
40 66 +26 0.00% 1000.00 0 0In the money 0New 459.52%
Dec 18, 2026EXPIRATION52 contracts / 26 strikes
SAVED STOCK PRICE$16.95Nearest ATM strike $17.00
Jump to ATM
MAT option chain expiring 2026-12-18, open interest on 2026-10-21 compared with 2026-10-16
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
3 3In the money 0 248.92% 5.00 0 0 0New 141.39%
0 0In the money 0New 220.98% 6.00 0 0 0New 206.58%
0 0In the money 0New 203.23% 7.00 0 0 0New 179.51%
0 0In the money 0New 181.79% 8.00 0 0 0New 156.37%
0 0In the money 0New 133.50% 9.00 0 0 0New 136.09%
13 13In the money 0 71.96% 10.00 1 1 0 117.95%
5 5In the money 0 125.40% 11.00 1 1 0 67.54%
10 10In the money 0 110.44% 12.00 67 67 0 80.20%
158 158In the money 0 87.44% 13.00 317 317 0 64.68%
49 59In the money +10 75.63% 14.00 89 89 0 63.98%
326 305In the money -21 85.58% 15.00 116 356 +240 48.65%
5,752 5,817In the money +65 31.47% 16.00 2,151 2,222 +71 51.20%
STOCK PRICE $16.95
20,986 21,018 +32 65.73% 17.00NEAREST ATM 2,132 2,183In the money +51 53.34%
1,257 1,363 +106 58.00% 18.00 2,130 2,195In the money +65 55.84%
761 768 +7 47.21% 19.00 0 0In the money 0New 47.46%
298 740 +442 57.10% 20.00 2 2In the money 0 0.00%
13 12 -1 56.35% 21.00 0 0In the money 0New 0.00%
5 5 0 62.45% 22.00 0 0In the money 0New 48.85%
0 0 0New 67.76% 23.00 0 0In the money 0New 54.84%
0 0 0New 73.93% 24.00 0 0In the money 0New 0.00%
0 0 0New 79.68% 25.00 0 0In the money 0New 99.80%
0 0 0New 85.07% 26.00 0 0In the money 0New 0.00%
0 0 0New 90.14% 27.00 0 0In the money 0New 111.57%
0 0 0New 94.94% 28.00 0 0In the money 0New 111.34%
0 0 0New 99.48% 29.00 0 0In the money 0New 0.00%
0 0 0New 103.79% 30.00 0 0In the money 0New 0.00%
Jan 15, 2027EXPIRATION54 contracts / 27 strikes
SAVED STOCK PRICE$16.95Nearest ATM strike $17.00
Jump to ATM
MAT option chain expiring 2027-01-15, open interest on 2026-10-21 compared with 2026-10-16
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
7 7In the money 0 199.01% 3.00 15 15 0 163.04%
2 2In the money 0 161.04% 5.00 0 0 0New 196.79%
0 0In the money 0New 174.37% 7.00 0 0 0New 147.64%
3 3In the money 0 0.00% 8.00 11 11 0 128.62%
1 1In the money 0 0.00% 9.00 3 3 0 111.95%
869 869In the money 0 62.58% 10.00 297 297 0 86.39%
15 15In the money 0 106.79% 11.00 198 198 0 83.46%
370 370In the money 0 88.76% 12.00 1,530 1,530 0 70.92%
15,039 15,000In the money -39 50.09% 13.00 6,578 6,578 0 59.15%
291 291In the money 0 44.94% 14.00 155 155 0 51.52%
2,057 1,902In the money -155 43.46% 15.00 26,104 26,110 +6 49.94%
1,299 1,229In the money -70 71.11% 16.00 3,778 3,778 0 54.62%
STOCK PRICE $16.95
6,947 7,000 +53 50.93% 17.00NEAREST ATM 6,245 6,261In the money +16 30.92%
33,059 33,051 -8 49.15% 18.00 4,530 4,630In the money +100 41.47%
2,253 2,260 +7 55.61% 19.00 50 50In the money 0 46.01%
29,355 30,364 +1,009 50.36% 20.00 6 6In the money 0 54.59%
30,754 31,285 +531 44.15% 21.00 50 50In the money 0 46.36%
11,328 11,323 -5 41.30% 22.00 1 1In the money 0 52.58%
1 1 0 55.63% 23.00 0 0In the money 0New 0.00%
4,742 4,742 0 45.55% 24.00 0 0In the money 0New 0.00%
409 409 0 49.62% 25.00 0 0In the money 0New 58.91%
0 0 0New 69.86% 26.00 0 0In the money 0New 0.00%
34 34 0 61.30% 27.00 0 0In the money 0New 67.39%
0 0 0New 77.97% 28.00 0 0In the money 0New 0.00%
0 0 0New 81.71% 29.00 0 0In the money 0New 0.00%
141 141 0 85.25% 30.00 0 0In the money 0New 78.66%
58 58 0 100.78% 35.00 0 0In the money 0New 0.00%
Feb 19, 2027EXPIRATION56 contracts / 28 strikes
SAVED STOCK PRICE$16.95Nearest ATM strike $17.00
Jump to ATM
MAT option chain expiring 2027-02-19, open interest on 2026-10-21 compared with 2026-10-16
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 214.78% 3.00 0 0 0New 235.68%
0 0In the money 0New 176.83% 4.00 0 0 0New 196.55%
0 0In the money 0New 148.75% 5.00 0 0 0New 167.84%
0 0In the money 0New 126.50% 6.00 0 0 0New 145.19%
0 0In the money 0New 124.39% 7.00 0 0 0New 126.47%
0 0In the money 0New 111.55% 8.00 0 0 0New 110.46%
0 0In the money 0New 0.00% 9.00 0 0 0New 96.44%
0 0In the money 0New 89.29% 10.00 0 0 0New 83.92%
0 0In the money 0New 76.51% 11.00 0 0 0New 72.53%
0 0In the money 0New 72.26% 12.00 0 0 0New 62.01%
0 0In the money 0New 69.00% 13.00 0 0 0New 53.36%
0 0In the money 0New 48.96% 14.00 0 0 0New 50.79%
0 0In the money 0New 51.15% 15.00 4,000 4,000 0 49.70%
3 9In the money +6 52.53% 16.00 0 6 +6New 47.17%
STOCK PRICE $16.95
0 0 0New 55.50% 17.00NEAREST ATM 0 0In the money 0New 61.63%
0 0 0New 46.28% 18.00 0 0In the money 0New 39.82%
0 0 0New 47.96% 19.00 0 0In the money 0New 35.18%
0 0 0New 40.47% 20.00 0 0In the money 0New 34.79%
3,550 3,550 0 55.30% 21.00 0 0In the money 0New 0.00%
0 0 0New 58.50% 22.00 0 0In the money 0New 0.00%
0 0 0New 52.32% 23.00 0 0In the money 0New 50.01%
0 0 0New 66.62% 24.00 0 0In the money 0New 54.58%
3,550 3,550 0 52.69% 25.00 0 0In the money 0New 78.35%
0 0 0New 56.47% 26.00 0 0In the money 0New 55.87%
0 0 0New 60.02% 27.00 0 0In the money 0New 63.60%
0 0 0New 63.37% 28.00 0 0In the money 0New 0.00%
0 0 0New 66.55% 29.00 0 0In the money 0New 0.00%
0 0 0New 69.56% 30.00 0 0In the money 0New 0.00%
Mar 19, 2027EXPIRATION52 contracts / 26 strikes
SAVED STOCK PRICE$16.95Nearest ATM strike $17.00
Jump to ATM
MAT option chain expiring 2027-03-19, open interest on 2026-10-21 compared with 2026-10-16
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 148.80% 5.00 0 0 0New 151.13%
0 0In the money 0New 131.67% 6.00 0 0 0New 130.69%
0 0In the money 0New 113.02% 7.00 0 0 0New 113.79%
0 0In the money 0New 104.62% 8.00 1 1 0 99.34%
0 0In the money 0New 0.00% 9.00 1 1 0 86.69%
0 0In the money 0New 0.00% 10.00 6 6 0 75.38%
0 0In the money 0New 0.00% 11.00 51 51 0 65.10%
2 2In the money 0 44.12% 12.00 53 53 0 65.68%
53 53In the money 0 39.72% 13.00 11,800 13,300 +1,500 65.64%
60 59In the money -1 43.29% 14.00 44 44 0 51.25%
120 120In the money 0 37.83% 15.00 363 363 0 45.85%
76 76In the money 0 42.56% 16.00 96 96 0 46.53%
STOCK PRICE $16.95
219 222 +3 50.70% 17.00NEAREST ATM 117 117In the money 0 30.91%
33 146 +113 48.45% 18.00 79 124In the money +45 27.04%
123 124 +1 31.19% 19.00 0 0In the money 0New 24.60%
136 136 0 33.97% 20.00 0 0In the money 0New 0.00%
0 0 0New 49.96% 21.00 0 0In the money 0New 0.00%
0 0 0New 42.46% 22.00 0 0In the money 0New 0.00%
0 0 0New 56.94% 23.00 0 0In the money 0New 44.36%
0 0 0New 48.71% 24.00 0 0In the money 0New 48.50%
10 10 0 47.99% 25.00 0 0In the money 0New 52.38%
0 0 0New 51.39% 26.00 0 0In the money 0New 49.52%
0 0 0New 54.58% 27.00 0 0In the money 0New 52.77%
0 0 0New 57.60% 28.00 0 0In the money 0New 0.00%
0 0 0New 60.46% 29.00 0 0In the money 0New 0.00%
0 0 0New 63.18% 30.00 0 0In the money 0New 0.00%
Apr 16, 2027EXPIRATION48 contracts / 24 strikes
SAVED STOCK PRICE$16.95Nearest ATM strike $17.00
Jump to ATM
MAT option chain expiring 2027-04-16, open interest on 2026-10-21 compared with 2026-10-16
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
1 1In the money 0 126.45% 7.00 0 0 0New 103.67%
0 0In the money 0New 55.94% 8.00 0 0 0New 65.95%
0 0In the money 0New 58.90% 9.00 0 0 0New 78.74%
113 113In the money 0 41.93% 10.00 10 10 0 68.33%
1 1In the money 0 0.00% 11.00 0 0 0New 58.86%
0 0In the money 0New 46.68% 12.00 50 50 0 50.11%
22 17In the money -5 40.02% 13.00 0 0 0New 59.99%
2 2In the money 0 44.00% 14.00 0 0 0New 51.73%
46 46In the money 0 41.96% 15.00 882 882 0 33.60%
57 57In the money 0 44.86% 16.00 1 1 0 41.39%
STOCK PRICE $16.95
231 239 +8 45.07% 17.00NEAREST ATM 0 10In the money +10New 45.36%
8 13 +5 45.86% 18.00 0 0In the money 0New 41.57%
0 0 0New 42.54% 19.00 0 0In the money 0New 22.70%
1 1 0 51.60% 20.00 0 0In the money 0New 37.57%
0 0 0New 35.23% 21.00 0 0In the money 0New 0.00%
0 0 0New 36.81% 22.00 0 0In the money 0New 0.00%
0 0 0New 39.98% 23.00 0 0In the money 0New 40.14%
0 0 0New 42.78% 24.00 0 0In the money 0New 55.43%
2 2 0 45.24% 25.00 0 0In the money 0New 45.38%
0 0 0New 38.40% 26.00 0 0In the money 0New 65.97%
0 0 0New 51.26% 27.00 0 0In the money 0New 51.86%
0 0 0New 54.02% 28.00 0 0In the money 0New 57.27%
0 0 0New 56.63% 29.00 0 0In the money 0New 0.00%
0 0 0New 59.11% 30.00 0 0In the money 0New 0.00%
Sep 17, 2027EXPIRATION26 contracts / 13 strikes
SAVED STOCK PRICE$16.95Nearest ATM strike $17.00
Jump to ATM
MAT option chain expiring 2027-09-17, open interest on 2026-10-21 compared with 2026-10-16
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 140.71% 3.00 0 0 0New 270.61%
1 1In the money 0 101.67% 5.00 0 0 0New 178.87%
0 0In the money 0New 63.54% 8.00 0 0 0New 117.33%
0 0In the money 0New 50.30% 10.00 0 0 0New 92.68%
2 2In the money 0 44.23% 12.00 0 0 0New 48.06%
1 1In the money 0 37.04% 15.00 0 0 0New 49.11%
STOCK PRICE $16.95
0 0 0New 34.28% 17.00NEAREST ATM 0 0In the money 0New 35.42%
1 1 0 26.18% 20.00 0 0In the money 0New 24.23%
0 0 0New 52.15% 22.00 0 0In the money 0New 0.00%
0 0 0New 60.88% 25.00 0 0In the money 0New 32.62%
0 0 0New 66.22% 27.00 0 0In the money 0New 37.63%
0 0 0New 73.14% 30.00 0 0In the money 0New 44.37%
0 0 0New 77.19% 32.00 0 0In the money 0New 0.00%
Jan 21, 2028EXPIRATION28 contracts / 14 strikes
SAVED STOCK PRICE$16.95Nearest ATM strike $17.00
Jump to ATM
MAT option chain expiring 2028-01-21, open interest on 2026-10-21 compared with 2026-10-16
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
3 3In the money 0 141.85% 3.00 1 1 0 123.69%
9 9In the money 0 104.79% 5.00 0 0 0New 75.20%
372 372In the money 0 74.30% 8.00 40 40 0 87.88%
387 387In the money 0 61.15% 10.00 388 388 0 47.67%
129 129In the money 0 32.58% 13.00 55 53 -2 66.36%
305 304In the money -1 32.56% 15.00 69 69 0 30.17%
STOCK PRICE $16.95
410 410 0 38.93% 17.00NEAREST ATM 281 281In the money 0 25.14%
244 244 0 34.68% 20.00 36 36In the money 0 28.17%
4,254 4,254 0 41.62% 22.00 19 19In the money 0 27.07%
67 67 0 64.18% 25.00 0 0In the money 0New 0.00%
29 29 0 68.83% 27.00 0 0In the money 0New 34.77%
135 135 0 72.71% 30.00 0 0In the money 0New 41.17%
0 0 0New 78.43% 32.00 0 0In the money 0New 45.05%
5 5 0 55.59% 35.00 0 0In the money 0New 50.37%
Dec 15, 2028EXPIRATION26 contracts / 13 strikes
SAVED STOCK PRICE$16.95Nearest ATM strike $17.00
Jump to ATM
MAT option chain expiring 2028-12-15, open interest on 2026-10-21 compared with 2026-10-16
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
1 1In the money 0 149.76% 3.00 0 0 0New 270.33%
2 2In the money 0 95.14% 5.00 0 0 0New 150.58%
0 0In the money 0New 67.20% 8.00 0 0 0New 68.08%
21 20In the money -1 60.46% 10.00 1,200 1,200 0 62.03%
0 0In the money 0New 57.08% 12.00 10 10 0 58.76%
11 11In the money 0 48.09% 15.00 0 1 +1New 38.87%
STOCK PRICE $16.95
3 3 0 45.76% 17.00NEAREST ATM 0 0In the money 0New 35.20%
1 1 0 44.15% 20.00 0 0In the money 0New 22.37%
3 3 0 23.44% 22.00 0 0In the money 0New 21.82%
3 3 0 25.25% 25.00 0 0In the money 0New 0.00%
0 0 0New 53.81% 27.00 0 0In the money 0New 0.00%
0 0 0New 58.44% 30.00 0 0In the money 0New 34.28%
0 0 0New 61.16% 32.00 0 0In the money 0New 37.62%
Jan 19, 2029EXPIRATION26 contracts / 13 strikes
SAVED STOCK PRICE$16.95Nearest ATM strike $17.00
Jump to ATM
MAT option chain expiring 2029-01-19, open interest on 2026-10-21 compared with 2026-10-16
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
2 2In the money 0 139.57% 3.00 0 0 0New 265.88%
103 103In the money 0 95.00% 5.00 0 0 0New 147.66%
0 0In the money 0New 73.08% 8.00 0 0 0New 66.64%
20 20In the money 0 44.88% 10.00 0 0 0New 60.73%
0 0In the money 0New 56.49% 12.00 0 0 0New 57.52%
12 12In the money 0 47.50% 15.00 0 0 0New 38.00%
STOCK PRICE $16.95
0 0 0New 44.57% 17.00NEAREST ATM 0 0In the money 0New 26.16%
1 11 +10 38.08% 20.00 0 0In the money 0New 21.78%
0 0 0New 43.18% 22.00 0 0In the money 0New 21.21%
59 59 0 28.60% 25.00 0 0In the money 0New 0.00%
0 0 0New 52.90% 27.00 1 1In the money 0 0.00%
0 0 0New 57.43% 30.00 0 0In the money 0New 0.00%
0 0 0New 60.08% 32.00 0 0In the money 0New 0.00%

Click an OI number to view that contract's history. Click an expiration to show or hide its contracts. Unobserved daily OI is treated as zero; an empty call/put side means no contract at that strike.

←→ Saved days

Contract OI history

Open full view