OI update signal: Not confirmed MSFT / AAPL · Checked Oct 23, 09:56 EDT
The latest collection has not completed. Some symbols may not be updated yet.
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

ZBIO

Daily option chain

Daily open interest

vs Oct 16, 2026

Saved stock price: $28.18 · Expirations before Oct 20, 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$28.18Nearest ATM strike $30.00
Jump to ATM
ZBIO option chain expiring 2026-11-20, open interest on 2026-10-20 compared with 2026-10-16
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 638.72% 2.50 0 0 0New 0.00%
0 0In the money 0New 436.40% 5.00 0 0 0New 787.44%
0 0In the money 0New 333.90% 7.50 0 0 0New 577.57%
0 0In the money 0New 265.44% 10.00 0 0 0New 456.80%
0 0In the money 0New 213.90% 12.50 0 0 0New 372.05%
0 0In the money 0New 181.52% 15.00 0 0 0New 306.42%
0 0In the money 0New 159.16% 17.50 0 0 0New 252.35%
1 1In the money 0 130.54% 20.00 0 0 0New 205.75%
3 3In the money 0 118.63% 22.50 1 1 0 163.96%
4 4In the money 0 92.38% 25.00 0 0 0New 124.92%
STOCK PRICE $28.18
2 3 +1 83.64% 30.00NEAREST ATM 0 0In the money 0New 81.63%
1 1 0 142.14% 35.00 0 0In the money 0New 71.32%
0 0 0New 174.92% 40.00 0 0In the money 0New 0.00%
0 0 0New 201.17% 45.00 0 0In the money 0New 0.00%
Dec 18, 2026EXPIRATION34 contracts / 17 strikes
SAVED STOCK PRICE$28.18Nearest ATM strike $30.00
Jump to ATM
ZBIO option chain expiring 2026-12-18, open interest on 2026-10-20 compared with 2026-10-16
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 458.11% 2.50 0 0 0New 0.00%
1 1In the money 0 304.36% 5.00 0 0 0New 571.88%
0 0In the money 0New 232.66% 7.50 0 0 0New 419.28%
3 3In the money 0 189.80% 10.00 3 3 0 331.53%
8 8In the money 0 175.55% 12.50 7 7 0 269.96%
2 2In the money 0 147.67% 15.00 39 39 0 129.64%
38 38In the money 0 120.85% 17.50 13 13 0 183.01%
17 17In the money 0 106.54% 20.00 10 10 0 149.15%
7 7In the money 0 101.22% 22.50 1 1 0 118.79%
220 220In the money 0 96.28% 25.00 22 22 0 97.99%
STOCK PRICE $28.18
129 129 0 100.29% 30.00NEAREST ATM 1 1In the money 0 82.40%
529 529 0 103.64% 35.00 60 60In the money 0 78.65%
43 43 0 128.61% 40.00 0 0In the money 0New 46.84%
568 568 0 146.42% 45.00 11 11In the money 0 0.00%
3 3 0 133.74% 50.00 0 0In the money 0New 0.00%
10 10 0 176.04% 55.00 0 0In the money 0New 89.64%
12 12 0 188.05% 60.00 0 0In the money 0New 99.65%
Jan 15, 2027EXPIRATION28 contracts / 14 strikes
SAVED STOCK PRICE$28.18Nearest ATM strike $30.00
Jump to ATM
ZBIO option chain expiring 2027-01-15, open interest on 2026-10-20 compared with 2026-10-16
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 351.25% 2.50 0 0 0New 0.00%
0 0In the money 0New 264.24% 5.00 0 0 0New 471.80%
1 1In the money 0 201.65% 7.50 0 0 0New 345.80%
1 1In the money 0 175.33% 10.00 0 0 0New 273.38%
1 1In the money 0 155.35% 12.50 0 0 0New 222.59%
2 2In the money 0 125.82% 15.00 0 0 0New 183.27%
0 0In the money 0New 115.60% 17.50 1 1 0 150.87%
1,020 1,020In the money 0 99.22% 20.00 1 1 0 122.95%
1 1In the money 0 97.35% 22.50 0 0 0New 97.90%
10 10In the money 0 92.35% 25.00 0 0 0New 75.53%
STOCK PRICE $28.18
60 61 +1 87.60% 30.00NEAREST ATM 0 0In the money 0New 71.61%
7 7 0 90.46% 35.00 0 0In the money 0New 68.10%
5 5 0 105.25% 40.00 0 0In the money 0New 61.95%
1 1 0 120.93% 45.00 0 0In the money 0New 55.30%
Feb 19, 2027EXPIRATION28 contracts / 14 strikes
SAVED STOCK PRICE$28.18Nearest ATM strike $30.00
Jump to ATM
ZBIO option chain expiring 2027-02-19, open interest on 2026-10-20 compared with 2026-10-16
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 318.03% 2.50 0 0 0New 0.00%
0 0In the money 0New 223.71% 5.00 0 0 0New 399.27%
0 0In the money 0New 183.31% 7.50 0 0 0New 292.51%
0 0In the money 0New 165.73% 10.00 0 0 0New 231.21%
0 0In the money 0New 131.52% 12.50 0 0 0New 188.22%
0 0In the money 0New 112.02% 15.00 1 1 0 154.95%
0 0In the money 0New 103.51% 17.50 0 0 0New 127.54%
0 0In the money 0New 94.52% 20.00 0 0 0New 103.91%
0 0In the money 0New 93.06% 22.50 0 0 0New 83.72%
0 0In the money 0New 89.25% 25.00 3 3 0 78.76%
STOCK PRICE $28.18
1 1 0 86.62% 30.00NEAREST ATM 5 5In the money 0 72.24%
0 0 0New 80.84% 35.00 0 0In the money 0New 67.91%
0 0 0New 89.24% 40.00 0 0In the money 0New 66.33%
2 2 0 102.48% 45.00 0 0In the money 0New 63.27%
Mar 19, 2027EXPIRATION28 contracts / 14 strikes
SAVED STOCK PRICE$28.18Nearest ATM strike $30.00
Jump to ATM
ZBIO option chain expiring 2027-03-19, open interest on 2026-10-20 compared with 2026-10-16
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
1 1In the money 0 272.65% 2.50 0 0 0New 0.00%
0 0In the money 0New 210.17% 5.00 0 0 0New 360.99%
0 0In the money 0New 170.90% 7.50 0 0 0New 264.48%
0 0In the money 0New 135.34% 10.00 0 0 0New 209.10%
0 0In the money 0New 115.48% 12.50 0 0 0New 170.28%
0 0In the money 0New 109.82% 15.00 0 0 0New 140.25%
0 0In the money 0New 100.28% 17.50 0 0 0New 115.51%
0 0In the money 0New 94.06% 20.00 0 0 0New 94.20%
6 6In the money 0 92.34% 22.50 0 0 0New 76.00%
2 2In the money 0 88.02% 25.00 0 0 0New 78.74%
STOCK PRICE $28.18
11 11 0 88.13% 30.00NEAREST ATM 2 2In the money 0 72.94%
1 1 0 84.08% 35.00 0 0In the money 0New 69.64%
29 29 0 97.39% 40.00 0 0In the money 0New 69.91%
3 3 0 92.18% 45.00 0 0In the money 0New 65.10%
May 21, 2027EXPIRATION16 contracts / 8 strikes
SAVED STOCK PRICE$28.18Nearest ATM strike $30.00
Jump to ATM
ZBIO option chain expiring 2027-05-21, open interest on 2026-10-20 compared with 2026-10-16
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 90.46% 17.50 0 0 0New 98.51%
0 0In the money 0New 89.18% 20.00 0 0 0New 82.40%
0 0In the money 0New 87.86% 22.50 0 0 0New 76.80%
0 0In the money 0New 84.62% 25.00 0 0 0New 74.04%
STOCK PRICE $28.18
0 0 0New 83.84% 30.00NEAREST ATM 0 0In the money 0New 73.15%
0 0 0New 80.57% 35.00 0 0In the money 0New 70.47%
0 0 0New 81.90% 40.00 0 0In the money 0New 70.91%
0 0 0New 79.20% 45.00 0 0In the money 0New 70.35%
Dec 17, 2027EXPIRATION28 contracts / 14 strikes
SAVED STOCK PRICE$28.18Nearest ATM strike $30.00
Jump to ATM
ZBIO option chain expiring 2027-12-17, open interest on 2026-10-20 compared with 2026-10-16
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
27 27In the money 0 171.83% 2.50 0 0 0New 0.00%
1 1In the money 0 114.14% 5.00 0 0 0New 223.07%
0 0In the money 0New 121.72% 7.50 0 0 0New 163.22%
5 5In the money 0 104.36% 10.00 0 0 0New 129.35%
5 5In the money 0 93.77% 12.50 0 0 0New 105.75%
0 0In the money 0New 79.96% 15.00 0 0 0New 87.57%
0 0In the money 0New 78.93% 17.50 0 0 0New 72.66%
19 19In the money 0 76.24% 20.00 4,135 4,135 0 74.66%
0 0In the money 0New 80.79% 22.50 0 0 0New 68.58%
2 1In the money -1 78.78% 25.00 0 0 0New 70.60%
STOCK PRICE $28.18
13 15 +2 76.69% 30.00NEAREST ATM 2 2In the money 0 72.84%
1,000 1,000 0 84.84% 35.00 0 0In the money 0New 69.28%
1 1 0 76.01% 40.00 0 0In the money 0New 67.29%
123 125 +2 75.29% 45.00 0 0In the money 0New 70.84%

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