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

STEP

Daily option chain

Daily open interest

vs Oct 16, 2026

Saved stock price: $42.96 · 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
92 contracts / 4 expirationsClick OI for history
Nov 20, 2026EXPIRATION22 contracts / 11 strikes
SAVED STOCK PRICE$42.96Nearest ATM strike $45.00
Jump to ATM
STEP 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 132.37% 25.00 33 32 -1 169.97%
6 6In the money 0 104.76% 30.00 0 0 0New 129.89%
0 0In the money 0New 81.22% 35.00 1 1 0 94.63%
0 0In the money 0New 73.88% 40.00 4 4 0 54.18%
STOCK PRICE $42.96
62 74 +12 64.66% 45.00NEAREST ATM 0 0In the money 0New 52.75%
0 400 +400New 59.41% 50.00 0 0In the money 0New 54.38%
0 0 0New 90.33% 55.00 0 0In the money 0New 0.00%
0 0 0New 106.30% 60.00 0 0In the money 0New 0.00%
0 0 0New 121.12% 65.00 0 0In the money 0New 0.00%
0 0 0New 134.04% 70.00 0 0In the money 0New 0.00%
0 0 0New 146.37% 75.00 0 0In the money 0New 0.00%
Dec 18, 2026EXPIRATION26 contracts / 13 strikes
SAVED STOCK PRICE$42.96Nearest ATM strike $45.00
Jump to ATM
STEP option chain expiring 2026-12-18, open interest on 2026-10-20 compared with 2026-10-16
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
27 27In the money 0 110.09% 22.50 1 1 0 143.79%
17 17In the money 0 102.36% 25.00 15 15 0 126.66%
468 468In the money 0 78.65% 30.00 40 40 0 74.57%
73 73In the money 0 66.83% 35.00 107 107 0 57.65%
155 155In the money 0 58.72% 40.00 50 50 0 56.83%
STOCK PRICE $42.96
130 131 +1 48.34% 45.00NEAREST ATM 489 489In the money 0 52.38%
134 139 +5 47.68% 50.00 17 17In the money 0 47.13%
11 11 0 67.83% 55.00 33 33In the money 0 51.18%
13 13 0 78.52% 60.00 26 26In the money 0 39.07%
66 66 0 60.29% 65.00 0 0In the money 0New 0.00%
13 13 0 98.78% 70.00 0 0In the money 0New 0.00%
76 76 0 72.65% 75.00 0 0In the money 0New 0.00%
2 2 0 115.27% 80.00 0 0In the money 0New 0.00%
Mar 19, 2027EXPIRATION24 contracts / 12 strikes
SAVED STOCK PRICE$42.96Nearest ATM strike $45.00
Jump to ATM
STEP option chain expiring 2027-03-19, open interest on 2026-10-20 compared with 2026-10-16
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
13 13In the money 0 81.48% 22.50 0 0 0New 95.67%
1 1In the money 0 70.93% 25.00 1 1 0 85.92%
1 1In the money 0 67.02% 30.00 4 4 0 68.34%
13 13In the money 0 59.54% 35.00 34 34 0 52.62%
12 12In the money 0 56.32% 40.00 8 8 0 53.73%
STOCK PRICE $42.96
17 17 0 52.67% 45.00NEAREST ATM 41 40In the money -1 49.84%
9 9 0 49.42% 50.00 0 0In the money 0New 47.40%
0 0 0New 48.39% 55.00 32 32In the money 0 45.46%
8 8 0 53.28% 60.00 7 7In the money 0 43.58%
10,000 10,000 0 57.98% 65.00 1 1In the money 0 45.69%
51 51 0 63.30% 70.00 0 0In the money 0New 0.00%
52 52 0 49.96% 75.00 0 0In the money 0New 0.00%
Jun 17, 2027EXPIRATION20 contracts / 10 strikes
SAVED STOCK PRICE$42.96Nearest ATM strike $45.00
Jump to ATM
STEP option chain expiring 2027-06-17, open interest on 2026-10-20 compared with 2026-10-16
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 4In the money +4New 70.42% 22.50 0 0 0New 79.06%
0 0In the money 0New 68.11% 25.00 0 0 0New 70.62%
0 0In the money 0New 63.01% 30.00 0 0 0New 62.99%
0 0In the money 0New 57.25% 35.00 0 0 0New 56.32%
0 0In the money 0New 54.56% 40.00 0 1 +1New 52.62%
STOCK PRICE $42.96
0 0 0New 53.49% 45.00NEAREST ATM 0 0In the money 0New 50.62%
0 0 0New 50.15% 50.00 0 0In the money 0New 49.35%
0 0 0New 47.78% 55.00 0 0In the money 0New 48.03%
0 0 0New 48.06% 60.00 0 0In the money 0New 47.20%
0 0 0New 49.19% 65.00 0 1In the money +1New 46.13%

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