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 Some data may be out of date.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

ZBIO

Daily option chain

Daily open interest

vs Oct 20, 2026

Saved stock price: $27.25 · 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
190 contracts / 7 expirationsClick OI for history
Nov 20, 2026EXPIRATION28 contracts / 14 strikes
SAVED STOCK PRICE$27.25Nearest ATM strike $25.00
Jump to ATM
ZBIO 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 416.76% 2.50 0 0 0New 0.00%
0 0In the money 0New 386.57% 5.00 0 0 0New 820.63%
0 0In the money 0New 223.32% 7.50 0 0 0New 387.13%
0 0In the money 0New 0.00% 10.00 0 0 0New 473.73%
0 0In the money 0New 214.44% 12.50 0 0 0New 384.66%
0 0In the money 0New 141.14% 15.00 0 0 0New 315.59%
0 0In the money 0New 139.56% 17.50 0 0 0New 258.60%
1 1In the money 0 87.24% 20.00 0 0 0New 209.34%
3 3In the money 0 100.07% 22.50 1 1 0 164.98%
4 4In the money 0 98.17% 25.00NEAREST ATM 0 0 0New 123.19%
STOCK PRICE $27.25
3 5 +2 124.32% 30.00 0 0In the money 0New 84.35%
1 1 0 139.66% 35.00 0 0In the money 0New 87.15%
0 0 0New 190.96% 40.00 0 0In the money 0New 89.54%
0 0 0New 218.11% 45.00 0 0In the money 0New 78.16%
Dec 18, 2026EXPIRATION34 contracts / 17 strikes
SAVED STOCK PRICE$27.25Nearest ATM strike $25.00
Jump to ATM
ZBIO 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 440.58% 2.50 0 0 0New 0.00%
1 1In the money 0 240.76% 5.00 0 0 0New 582.97%
0 0In the money 0New 214.78% 7.50 0 0 0New 426.50%
3 3In the money 0 176.00% 10.00 3 3 0 336.43%
8 8In the money 0 154.51% 12.50 7 7 0 273.18%
2 2In the money 0 123.47% 15.00 39 39 0 129.78%
38 38In the money 0 116.15% 17.50 13 13 0 183.68%
17 17In the money 0 109.57% 20.00 10 10 0 148.71%
7 7In the money 0 98.22% 22.50 1 1 0 117.22%
220 220In the money 0 96.45% 25.00NEAREST ATM 22 22 0 92.72%
STOCK PRICE $27.25
129 130 +1 85.41% 30.00 1 1In the money 0 81.43%
529 529 0 111.68% 35.00 60 60In the money 0 77.85%
43 43 0 103.34% 40.00 0 0In the money 0New 70.31%
568 568 0 154.85% 45.00 11 11In the money 0 0.00%
3 3 0 117.78% 50.00 0 0In the money 0New 0.00%
10 10 0 138.08% 55.00 0 0In the money 0New 80.55%
12 12 0 197.13% 60.00 0 0In the money 0New 89.74%
Jan 15, 2027EXPIRATION28 contracts / 14 strikes
SAVED STOCK PRICE$27.25Nearest ATM strike $25.00
Jump to ATM
ZBIO 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 356.51% 2.50 0 0 0New 0.00%
0 0In the money 0New 244.50% 5.00 0 0 0New 477.28%
1 1In the money 0 172.70% 7.50 0 0 0New 349.08%
1 1In the money 0 151.69% 10.00 0 0 0New 275.34%
1 1In the money 0 96.22% 12.50 0 0 0New 223.57%
2 2In the money 0 89.40% 15.00 0 0 0New 183.44%
0 0In the money 0New 99.95% 17.50 1 1 0 150.33%
1,020 1,020In the money 0 90.29% 20.00 1 1 0 121.72%
1 1In the money 0 95.33% 22.50 0 0 0New 97.14%
10 10In the money 0 90.78% 25.00NEAREST ATM 0 0 0New 78.02%
STOCK PRICE $27.25
61 61 0 94.88% 30.00 0 0In the money 0New 77.31%
7 7 0 93.48% 35.00 0 0In the money 0New 74.11%
5 5 0 111.02% 40.00 0 0In the money 0New 67.14%
1 1 0 126.76% 45.00 0 0In the money 0New 56.67%
Feb 19, 2027EXPIRATION28 contracts / 14 strikes
SAVED STOCK PRICE$27.25Nearest ATM strike $25.00
Jump to ATM
ZBIO option chain expiring 2027-02-19, open interest on 2026-10-23 compared with 2026-10-20
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 0.00% 2.50 0 0 0New 0.00%
0 0In the money 0New 207.92% 5.00 0 0 0New 402.27%
0 0In the money 0New 121.01% 7.50 0 0 0New 294.18%
0 0In the money 0New 94.27% 10.00 0 0 0New 150.50%
0 0In the money 0New 108.32% 12.50 0 0 0New 188.48%
0 0In the money 0New 103.56% 15.00 1 1 0 154.70%
0 0In the money 0New 97.83% 17.50 0 0 0New 126.83%
0 0In the money 0New 90.44% 20.00 0 0 0New 102.76%
0 0In the money 0New 89.02% 22.50 0 0 0New 84.11%
0 0In the money 0New 83.25% 25.00NEAREST ATM 3 3 0 74.93%
STOCK PRICE $27.25
1 1 0 82.43% 30.00 5 5In the money 0 71.31%
0 0 0New 84.31% 35.00 0 0In the money 0New 72.16%
0 0 0New 94.10% 40.00 0 0In the money 0New 68.67%
2 2 0 106.47% 45.00 0 0In the money 0New 68.78%
Mar 19, 2027EXPIRATION28 contracts / 14 strikes
SAVED STOCK PRICE$27.25Nearest ATM strike $25.00
Jump to ATM
ZBIO option chain expiring 2027-03-19, open interest on 2026-10-23 compared with 2026-10-20
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
1 1In the money 0 208.35% 2.50 0 0 0New 0.00%
0 0In the money 0New 187.47% 5.00 0 0 0New 362.90%
0 0In the money 0New 137.20% 7.50 0 0 0New 265.38%
0 0In the money 0New 107.51% 10.00 0 0 0New 209.39%
0 0In the money 0New 111.32% 12.50 0 0 0New 170.12%
0 0In the money 0New 96.22% 15.00 0 0 0New 139.69%
0 0In the money 0New 90.24% 17.50 0 0 0New 114.59%
0 0In the money 0New 89.43% 20.00 0 0 0New 93.96%
6 6In the money 0 88.70% 22.50 0 0 0New 77.95%
2 2In the money 0 85.01% 25.00NEAREST ATM 0 0 0New 73.53%
STOCK PRICE $27.25
11 11 0 85.19% 30.00 2 2In the money 0 76.47%
1 1 0 81.58% 35.00 0 0In the money 0New 76.52%
29 29 0 87.62% 40.00 0 0In the money 0New 72.18%
3 3 0 95.62% 45.00 0 0In the money 0New 74.91%
May 21, 2027EXPIRATION16 contracts / 8 strikes
SAVED STOCK PRICE$27.25Nearest ATM strike $25.00
Jump to ATM
ZBIO option chain expiring 2027-05-21, open interest on 2026-10-23 compared with 2026-10-20
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 85.56% 17.50 0 0 0New 97.68%
0 0In the money 0New 77.76% 20.00 0 0 0New 80.47%
0 0In the money 0New 84.43% 22.50 0 0 0New 75.52%
0 0In the money 0New 81.18% 25.00NEAREST ATM 0 0 0New 75.55%
STOCK PRICE $27.25
0 0 0New 79.58% 30.00 0 0In the money 0New 73.46%
0 0 0New 77.93% 35.00 0 0In the money 0New 72.38%
0 0 0New 77.15% 40.00 0 0In the money 0New 74.81%
0 0 0New 79.60% 45.00 0 0In the money 0New 73.16%
Dec 17, 2027EXPIRATION28 contracts / 14 strikes
SAVED STOCK PRICE$27.25Nearest ATM strike $25.00
Jump to ATM
ZBIO option chain expiring 2027-12-17, open interest on 2026-10-23 compared with 2026-10-20
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
27 27In the money 0 0.00% 2.50 0 0 0New 0.00%
1 1In the money 0 122.15% 5.00 0 0 0New 222.63%
0 0In the money 0New 90.35% 7.50 0 0 0New 162.54%
5 3In the money -2 86.25% 10.00 0 0 0New 128.50%
5 5In the money 0 79.65% 12.50 0 0 0New 104.76%
0 0In the money 0New 81.20% 15.00 0 0 0New 86.44%
0 0In the money 0New 79.66% 17.50 0 0 0New 71.39%
19 19In the money 0 76.60% 20.00 4,135 4,135 0 83.01%
0 0In the money 0New 78.10% 22.50 0 0 0New 68.62%
1 1In the money 0 78.09% 25.00NEAREST ATM 0 0 0New 70.35%
STOCK PRICE $27.25
15 15 0 75.18% 30.00 2 2In the money 0 69.85%
1,000 1,001 +1 83.16% 35.00 0 0In the money 0New 70.19%
1 1 0 74.71% 40.00 0 0In the money 0New 72.11%
125 125 0 73.63% 45.00 0 0In the money 0New 71.86%

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