OITracker Cboe delayed data
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,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

BLKB

Daily option chain

Daily open interest

vs Oct 21, 2026

Saved stock price: $57.60 · 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
102 contracts / 4 expirationsClick OI for history
Nov 20, 2026EXPIRATION22 contracts / 11 strikes
SAVED STOCK PRICE$57.60Nearest ATM strike $60.00
Jump to ATM
BLKB option chain expiring 2026-11-20, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 0.00% 22.50 0 0 0New 320.64%
0 0In the money 0New 0.00% 25.00 0 0 0New 289.32%
0 0In the money 0New 0.00% 30.00 0 0 0New 236.01%
0 0In the money 0New 0.00% 35.00 0 0 0New 191.25%
0 0In the money 0New 0.00% 40.00 12 12 0 152.09%
13 13In the money 0 64.76% 45.00 0 0 0New 116.51%
2 2In the money 0 61.60% 50.00 0 0 0New 82.69%
3 3In the money 0 44.93% 55.00 0 0 0New 50.13%
STOCK PRICE $57.60
2 2 0 62.61% 60.00NEAREST ATM 1 1In the money 0 50.84%
1 1 0 86.04% 65.00 2 2In the money 0 49.83%
0 0 0New 99.42% 70.00 0 0In the money 0New 0.00%
Dec 18, 2026EXPIRATION28 contracts / 14 strikes
SAVED STOCK PRICE$57.60Nearest ATM strike $60.00
Jump to ATM
BLKB option chain expiring 2026-12-18, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
5 5In the money 0 0.00% 15.00 0 0 0New 319.15%
0 0In the money 0New 0.00% 17.50 0 0 0New 283.69%
2 2In the money 0 0.00% 20.00 1 1 0 254.04%
1 1In the money 0 0.00% 22.50 0 0 0New 228.55%
3 3In the money 0 0.00% 25.00 3 3 0 206.16%
11 11In the money 0 111.52% 30.00 2 2 0 168.05%
27 27In the money 0 0.00% 35.00 0 0 0New 102.40%
34 34In the money 0 0.00% 40.00 42 42 0 59.20%
17 17In the money 0 54.81% 45.00 1 1 0 73.46%
7 7In the money 0 48.26% 50.00 4 4 0 58.95%
1 1In the money 0 47.40% 55.00 0 0 0New 53.33%
STOCK PRICE $57.60
0 0 0New 50.98% 60.00NEAREST ATM 0 0In the money 0New 41.44%
1 1 0 62.65% 65.00 0 0In the money 0New 38.12%
3 3 0 75.96% 70.00 0 0In the money 0New 0.00%
Mar 19, 2027EXPIRATION30 contracts / 15 strikes
SAVED STOCK PRICE$57.60Nearest ATM strike $60.00
Jump to ATM
BLKB option chain expiring 2027-03-19, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 138.30% 15.00 0 0 0New 199.36%
1 1In the money 0 116.78% 17.50 0 0 0New 165.50%
0 0In the money 0New 109.36% 20.00 0 0 0New 158.82%
0 0In the money 0New 101.90% 22.50 0 0 0New 142.95%
0 0In the money 0New 91.21% 25.00 0 0 0New 129.03%
0 0In the money 0New 79.49% 30.00 0 0 0New 105.32%
0 0In the money 0New 71.21% 35.00 1 0 -1 74.69%
4 4In the money 0 61.54% 40.00 0 0 0New 68.09%
2 2In the money 0 59.10% 45.00 0 0 0New 52.56%
16 16In the money 0 54.73% 50.00 0 0 0New 46.78%
0 0In the money 0New 51.36% 55.00 0 0 0New 44.83%
STOCK PRICE $57.60
1 1 0 51.25% 60.00NEAREST ATM 0 0In the money 0New 44.62%
26 26 0 47.42% 65.00 0 0In the money 0New 43.33%
0 0 0New 48.63% 70.00 0 0In the money 0New 45.27%
0 0 0New 53.87% 75.00 0 0In the money 0New 40.68%
Jun 17, 2027EXPIRATION22 contracts / 11 strikes
SAVED STOCK PRICE$57.60Nearest ATM strike $60.00
Jump to ATM
BLKB option chain expiring 2027-06-17, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 73.86% 25.00 0 0 0New 103.54%
0 0In the money 0New 65.91% 30.00 0 0 0New 84.92%
0 0In the money 0New 62.40% 35.00 0 0 0New 69.28%
0 0In the money 0New 58.10% 40.00 0 0 0New 56.10%
0 0In the money 0New 52.52% 45.00 0 0 0New 52.06%
0 0In the money 0New 51.49% 50.00 0 0 0New 49.47%
0 0In the money 0New 50.34% 55.00 0 0 0New 50.27%
STOCK PRICE $57.60
0 0 0New 48.91% 60.00NEAREST ATM 0 0In the money 0New 47.68%
0 0 0New 47.31% 65.00 0 0In the money 0New 49.31%
0 0 0New 46.86% 70.00 0 0In the money 0New 42.61%
0 0 0New 46.43% 75.00 0 0In the money 0New 42.86%

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