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 Some data may be out of date.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

HSTM

Daily option chain

Daily open interest

vs Oct 20, 2026

Saved stock price: $34.59 · 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
70 contracts / 4 expirationsClick OI for history
Nov 20, 2026EXPIRATION16 contracts / 8 strikes
SAVED STOCK PRICE$34.59Nearest ATM strike $35.00
Jump to ATM
HSTM 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 197.54% 15.00 0 0 0New 262.37%
0 0In the money 0New 164.65% 17.50 0 0 0New 221.87%
0 0In the money 0New 136.24% 20.00 0 0 0New 186.98%
0 0In the money 0New 111.12% 22.50 0 0 0New 156.08%
0 0In the money 0New 88.43% 25.00 0 0 0New 129.19%
15 15In the money 0 61.08% 30.00 0 0 0New 80.47%
STOCK PRICE $34.59
4 5 +1 44.32% 35.00NEAREST ATM 0 0In the money 0New 47.14%
0 0 0New 70.20% 40.00 0 0In the money 0New 62.25%
Dec 18, 2026EXPIRATION18 contracts / 9 strikes
SAVED STOCK PRICE$34.59Nearest ATM strike $35.00
Jump to ATM
HSTM 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 193.28% 12.50 0 0 0New 199.65%
0 0In the money 0New 158.28% 15.00 0 0 0New 167.83%
0 0In the money 0New 132.57% 17.50 0 0 0New 141.24%
0 0In the money 0New 110.42% 20.00 1 1 0 87.80%
1 1In the money 0 95.66% 22.50 1 1 0 98.90%
6 6In the money 0 77.12% 25.00 0 0 0New 81.09%
1 1In the money 0 44.92% 30.00 0 0 0New 51.10%
STOCK PRICE $34.59
5 5 0 40.31% 35.00NEAREST ATM 1 1In the money 0 30.74%
2 2 0 47.33% 40.00 0 0In the money 0New 29.87%
Mar 19, 2027EXPIRATION18 contracts / 9 strikes
SAVED STOCK PRICE$34.59Nearest ATM strike $35.00
Jump to ATM
HSTM option chain expiring 2027-03-19, open interest on 2026-10-23 compared with 2026-10-20
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 93.07% 15.00 0 0 0New 76.47%
0 0In the money 0New 80.74% 17.50 0 0 0New 95.36%
0 0In the money 0New 67.86% 20.00 0 0 0New 81.07%
0 0In the money 0New 56.39% 22.50 0 0 0New 68.92%
9 6In the money -3 53.24% 25.00 0 0 0New 58.72%
0 0In the money 0New 39.90% 30.00 0 0 0New 41.18%
STOCK PRICE $34.59
19 19 0 34.89% 35.00NEAREST ATM 0 0In the money 0New 34.57%
1 1 0 35.02% 40.00 0 0In the money 0New 34.74%
1 1 0 42.70% 45.00 0 0In the money 0New 39.15%
Jun 17, 2027EXPIRATION18 contracts / 9 strikes
SAVED STOCK PRICE$34.59Nearest ATM strike $35.00
Jump to ATM
HSTM option chain expiring 2027-06-17, open interest on 2026-10-23 compared with 2026-10-20
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 65.02% 17.50 0 0 0New 80.55%
0 0In the money 0New 59.54% 20.00 0 0 0New 69.12%
0 0In the money 0New 51.41% 22.50 0 0 0New 58.89%
0 0In the money 0New 46.14% 25.00 0 0 0New 51.01%
0 0In the money 0New 40.74% 30.00 0 0 0New 38.28%
STOCK PRICE $34.59
0 0 0New 35.20% 35.00NEAREST ATM 0 0In the money 0New 33.25%
0 0 0New 33.41% 40.00 0 0In the money 0New 32.85%
0 0 0New 38.53% 45.00 0 0In the money 0New 35.04%
0 0 0New 43.85% 50.00 0 0In the money 0New 41.53%

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