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 Some data may be out of date.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

GKOS

Daily option chain

Daily open interest

vs Oct 20, 2026

Saved stock price: $176.69 · 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
342 contracts / 5 expirationsClick OI for history
Nov 20, 2026EXPIRATION52 contracts / 26 strikes
SAVED STOCK PRICE$176.69Nearest ATM strike $175.00
Jump to ATM
GKOS option chain expiring 2026-11-20, open interest on 2026-10-23 compared with 2026-10-20
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 114.56% 100.00 3 3 0 128.78%
0 0In the money 0New 108.67% 105.00 7 7 0 119.88%
0 0In the money 0New 105.05% 110.00 3 3 0 112.38%
0 0In the money 0New 99.68% 115.00 7 7 0 105.00%
0 0In the money 0New 95.81% 120.00 4 4 0 98.15%
2 1In the money -1 91.30% 125.00 13 13 0 81.74%
0 0In the money 0New 86.97% 130.00 17 13 -4 84.50%
0 0In the money 0New 88.13% 135.00 16 16 0 76.73%
1 1In the money 0 84.99% 140.00 100 96 -4 80.46%
1 1In the money 0 83.41% 145.00 6 29 +23 76.04%
4 4In the money 0 80.26% 150.00 893 894 +1 75.71%
5 5In the money 0 78.13% 155.00 359 368 +9 76.78%
8 8In the money 0 77.82% 160.00 399 398 -1 76.39%
10 10In the money 0 74.71% 165.00 1,329 1,329 0 77.06%
43 43In the money 0 75.22% 170.00 216 216 0 74.12%
38 37In the money -1 76.34% 175.00NEAREST ATM 12 22 +10 73.57%
STOCK PRICE $176.69
234 260 +26 72.57% 180.00 1 10In the money +9 72.67%
16 18 +2 73.05% 185.00 1 1In the money 0 71.19%
13 13 0 73.82% 190.00 0 0In the money 0New 72.51%
21 21 0 72.88% 195.00 0 0In the money 0New 71.84%
41 44 +3 71.79% 200.00 0 0In the money 0New 72.18%
21 21 0 71.75% 210.00 0 0In the money 0New 71.98%
2 2 0 71.70% 220.00 0 0In the money 0New 72.47%
14 14 0 73.13% 230.00 0 0In the money 0New 69.99%
6 6 0 75.02% 240.00 0 0In the money 0New 74.46%
6 6 0 82.90% 250.00 0 0In the money 0New 73.28%
Dec 18, 2026EXPIRATION80 contracts / 40 strikes
SAVED STOCK PRICE$176.69Nearest ATM strike $175.00
Jump to ATM
GKOS option chain expiring 2026-12-18, open interest on 2026-10-23 compared with 2026-10-20
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 169.64% 45.00 0 0 0New 199.08%
0 0In the money 0New 159.26% 50.00 0 0 0New 161.39%
0 0In the money 0New 149.65% 55.00 0 0 0New 171.32%
2 2In the money 0 140.75% 60.00 1 1 0 159.43%
0 0In the money 0New 130.37% 65.00 10 10 0 148.55%
0 0In the money 0New 124.55% 70.00 0 0 0New 139.16%
0 0In the money 0New 117.12% 75.00 4 4 0 129.81%
0 0In the money 0New 111.50% 80.00 31 31 0 121.64%
0 0In the money 0New 104.63% 85.00 2 2 0 113.42%
5 5In the money 0 98.06% 90.00 10 10 0 106.16%
5 5In the money 0 93.87% 95.00 3 3 0 91.86%
5 5In the money 0 89.48% 100.00 5 5 0 93.04%
0 0In the money 0New 85.75% 105.00 9 9 0 87.43%
0 0In the money 0New 81.76% 110.00 12 12 0 82.63%
3 3In the money 0 78.18% 115.00 16 16 0 77.19%
30 30In the money 0 74.85% 120.00 8 9 +1 68.89%
28 28In the money 0 73.48% 125.00 11 10 -1 70.10%
2 2In the money 0 73.22% 130.00 8 8 0 67.42%
69 69In the money 0 69.90% 135.00 2 2 0 64.27%
13 13In the money 0 67.44% 140.00 8 8 0 66.13%
1 1In the money 0 66.86% 145.00 2 2 0 63.98%
8 7In the money -1 66.83% 150.00 601 609 +8 65.14%
9 9In the money 0 64.95% 155.00 0 3 +3New 64.21%
21 21In the money 0 63.85% 160.00 5 5 0 62.03%
1 1In the money 0 62.74% 165.00 4 8 +4 61.92%
102 101In the money -1 63.65% 170.00 1 1 0 61.47%
14 15In the money +1 62.39% 175.00NEAREST ATM 1 1 0 61.28%
STOCK PRICE $176.69
46 50 +4 62.69% 180.00 2 2In the money 0 61.14%
9 14 +5 61.85% 185.00 6 6In the money 0 61.10%
8 7 -1 62.59% 190.00 0 0In the money 0New 60.46%
3 3 0 61.75% 195.00 0 0In the money 0New 61.47%
609 609 0 62.98% 200.00 1 1In the money 0 61.25%
1 1 0 63.17% 210.00 0 0In the money 0New 59.66%
18 17 -1 60.53% 220.00 0 0In the money 0New 60.22%
7 7 0 60.68% 230.00 0 0In the money 0New 59.42%
15 15 0 61.40% 240.00 0 0In the money 0New 61.09%
9 9 0 63.27% 250.00 0 0In the money 0New 61.54%
1 1 0 66.45% 260.00 0 0In the money 0New 63.22%
1 1 0 68.34% 270.00 0 0In the money 0New 64.17%
38 38 0 71.38% 280.00 0 0In the money 0New 66.29%
Jan 15, 2027EXPIRATION74 contracts / 37 strikes
SAVED STOCK PRICE$176.69Nearest ATM strike $175.00
Jump to ATM
GKOS option chain expiring 2027-01-15, open interest on 2026-10-23 compared with 2026-10-20
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 119.16% 60.00 1 1 0 131.56%
0 0In the money 0New 112.85% 65.00 2 2 0 123.15%
0 0In the money 0New 105.51% 70.00 0 0 0New 114.87%
0 0In the money 0New 100.94% 75.00 9 9 0 100.43%
10 10In the money 0 94.28% 80.00 3 3 0 100.46%
2 2In the money 0 88.94% 85.00 36 36 0 94.12%
0 0In the money 0New 81.96% 90.00 0 0 0New 88.11%
0 0In the money 0New 79.54% 95.00 11 11 0 82.75%
20 20In the money 0 75.32% 100.00 22 22 0 78.88%
0 0In the money 0New 72.98% 105.00 15 15 0 73.22%
1 1In the money 0 70.76% 110.00 14 14 0 69.44%
0 0In the money 0New 68.15% 115.00 0 0 0New 65.37%
25 25In the money 0 66.41% 120.00 0 0 0New 62.61%
2 2In the money 0 64.52% 125.00 1 1 0 59.77%
6 6In the money 0 62.78% 130.00 84 84 0 57.70%
0 0In the money 0New 61.63% 135.00 1 1 0 57.63%
2 2In the money 0 61.05% 140.00 1 1 0 56.80%
3 3In the money 0 59.37% 145.00 72 72 0 56.94%
10 10In the money 0 59.54% 150.00 4 4 0 55.35%
4 4In the money 0 58.58% 155.00 2 2 0 57.94%
80 90In the money +10 58.21% 160.00 2 2 0 56.24%
7 7In the money 0 57.68% 165.00 1 1 0 56.26%
13 14In the money +1 58.08% 170.00 1 1 0 55.60%
65 59In the money -6 56.78% 175.00NEAREST ATM 0 0 0New 56.58%
STOCK PRICE $176.69
10 10 0 56.57% 180.00 2 2In the money 0 55.87%
2 3 +1 56.36% 185.00 3 3In the money 0 55.75%
6 6 0 55.89% 190.00 4 4In the money 0 55.80%
0 0 0New 55.93% 195.00 0 0In the money 0New 55.30%
20 20 0 55.76% 200.00 0 0In the money 0New 55.17%
0 1 +1New 55.04% 210.00 0 0In the money 0New 54.64%
40 50 +10 55.71% 220.00 0 0In the money 0New 55.68%
31 31 0 54.74% 230.00 0 0In the money 0New 55.50%
38 38 0 54.39% 240.00 0 0In the money 0New 55.62%
34 34 0 55.16% 250.00 0 0In the money 0New 56.40%
10 10 0 56.41% 260.00 0 0In the money 0New 57.20%
52 52 0 57.53% 270.00 0 0In the money 0New 58.00%
5 5 0 59.58% 280.00 0 0In the money 0New 57.33%
Apr 16, 2027EXPIRATION64 contracts / 32 strikes
SAVED STOCK PRICE$176.69Nearest ATM strike $175.00
Jump to ATM
GKOS option chain expiring 2027-04-16, open interest on 2026-10-23 compared with 2026-10-20
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 73.35% 80.00 0 0 0New 73.05%
0 0In the money 0New 69.97% 85.00 0 0 0New 69.01%
0 0In the money 0New 67.54% 90.00 0 0 0New 64.16%
0 0In the money 0New 64.19% 95.00 2 2 0 64.16%
1 1In the money 0 63.38% 100.00 1 1 0 62.00%
0 0In the money 0New 61.80% 105.00 0 0 0New 60.32%
0 0In the money 0New 60.75% 110.00 0 0 0New 57.10%
0 0In the money 0New 59.80% 115.00 0 0 0New 56.37%
0 0In the money 0New 58.68% 120.00 0 0 0New 56.19%
0 0In the money 0New 58.00% 125.00 1 1 0 55.39%
0 0In the money 0New 56.77% 130.00 0 0 0New 54.55%
1 1In the money 0 56.83% 135.00 1 1 0 53.67%
0 0In the money 0New 56.12% 140.00 0 0 0New 53.93%
0 0In the money 0New 56.03% 145.00 0 0 0New 53.96%
0 0In the money 0New 55.15% 150.00 10 10 0 53.81%
4 4In the money 0 54.82% 155.00 0 0 0New 53.40%
0 0In the money 0New 53.79% 160.00 0 0 0New 53.31%
0 0In the money 0New 53.61% 165.00 0 0 0New 53.21%
0 0In the money 0New 53.96% 170.00 0 0 0New 52.96%
0 0In the money 0New 53.44% 175.00NEAREST ATM 0 0 0New 52.93%
STOCK PRICE $176.69
0 1 +1New 53.88% 180.00 0 0In the money 0New 52.57%
0 0 0New 52.98% 185.00 0 0In the money 0New 52.42%
0 0 0New 53.05% 190.00 0 0In the money 0New 52.50%
8 8 0 52.74% 195.00 0 0In the money 0New 52.18%
9 9 0 52.79% 200.00 0 0In the money 0New 52.41%
2 2 0 52.78% 210.00 0 0In the money 0New 52.21%
20 20 0 52.40% 220.00 0 0In the money 0New 52.45%
0 0 0New 51.93% 230.00 0 0In the money 0New 52.59%
10 10 0 52.20% 240.00 0 0In the money 0New 53.01%
0 0 0New 52.16% 250.00 0 0In the money 0New 53.06%
0 0 0New 52.29% 260.00 0 0In the money 0New 53.40%
0 0 0New 52.75% 270.00 0 0In the money 0New 53.53%
Dec 17, 2027EXPIRATION72 contracts / 36 strikes
SAVED STOCK PRICE$176.69Nearest ATM strike $175.00
Jump to ATM
GKOS option chain expiring 2027-12-17, open interest on 2026-10-23 compared with 2026-10-20
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 62.45% 65.00 0 0 0New 65.20%
0 0In the money 0New 60.23% 70.00 0 0 0New 62.85%
0 0In the money 0New 61.02% 75.00 0 0 0New 60.20%
0 0In the money 0New 58.51% 80.00 0 0 0New 59.57%
0 0In the money 0New 58.38% 85.00 0 0 0New 56.79%
0 0In the money 0New 57.82% 90.00 0 0 0New 56.29%
0 0In the money 0New 56.98% 95.00 0 0 0New 54.58%
0 0In the money 0New 55.92% 100.00 3 3 0 54.38%
0 0In the money 0New 55.45% 105.00 1 1 0 53.26%
0 0In the money 0New 54.73% 110.00 0 0 0New 53.08%
0 0In the money 0New 54.45% 115.00 0 0 0New 52.87%
0 0In the money 0New 53.92% 120.00 0 0 0New 52.40%
4 4In the money 0 53.75% 125.00 7 7 0 51.93%
0 0In the money 0New 53.35% 130.00 0 22 +22New 51.67%
2 2In the money 0 53.25% 135.00 0 0 0New 51.95%
0 0In the money 0New 52.94% 140.00 2 2 0 51.80%
0 0In the money 0New 52.46% 145.00 0 0 0New 51.71%
0 0In the money 0New 52.42% 150.00 3 3 0 51.58%
4 4In the money 0 52.28% 155.00 1 2 +1 51.59%
1 1In the money 0 51.90% 160.00 2 2 0 51.74%
20 20In the money 0 51.84% 165.00 0 0 0New 51.70%
153 153In the money 0 51.77% 170.00 19 19 0 51.50%
4 4In the money 0 51.93% 175.00NEAREST ATM 3 5 +2 51.17%
STOCK PRICE $176.69
1 1 0 51.24% 180.00 2 2In the money 0 51.40%
20 20 0 51.14% 185.00 0 0In the money 0New 50.44%
2 2 0 51.60% 190.00 0 0In the money 0New 50.99%
0 0 0New 51.26% 195.00 0 0In the money 0New 50.96%
3 3 0 50.95% 200.00 0 0In the money 0New 51.00%
20 20 0 50.95% 210.00 0 0In the money 0New 51.06%
1 1 0 50.71% 220.00 0 0In the money 0New 50.21%
10 10 0 50.30% 230.00 0 0In the money 0New 49.87%
5 5 0 50.37% 240.00 0 0In the money 0New 49.84%
0 0 0New 50.47% 250.00 0 0In the money 0New 49.83%
0 0 0New 50.44% 260.00 0 0In the money 0New 50.41%
0 0 0New 50.58% 270.00 0 0In the money 0New 50.26%
10 10 0 51.00% 280.00 0 0In the money 0New 50.60%

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