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 Some data may be out of date.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

MMSI

Daily option chain

Daily open interest

vs Oct 20, 2026

Saved stock price: $93.94 · 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
158 contracts / 4 expirationsClick OI for history
Nov 20, 2026EXPIRATION36 contracts / 18 strikes
SAVED STOCK PRICE$93.94Nearest ATM strike $95.00
Jump to ATM
MMSI 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 0.00% 45.00 0 0 0New 181.08%
0 0In the money 0New 0.00% 50.00 0 0 0New 158.80%
0 0In the money 0New 0.00% 55.00 0 0 0New 138.58%
0 0In the money 0New 0.00% 60.00 0 0 0New 120.00%
0 0In the money 0New 0.00% 65.00 0 0 0New 103.36%
0 0In the money 0New 0.00% 70.00 0 0 0New 88.13%
0 0In the money 0New 39.38% 75.00 0 0 0New 64.43%
0 0In the money 0New 39.20% 80.00 1 1 0 53.13%
0 0In the money 0New 37.23% 85.00 0 11 +11New 47.44%
4 4In the money 0 29.20% 90.00 0 1 +1New 37.10%
STOCK PRICE $93.94
18 19 +1 33.80% 95.00NEAREST ATM 0 0In the money 0New 37.27%
15 15 0 32.14% 100.00 0 0In the money 0New 33.87%
0 0 0New 31.92% 105.00 0 0In the money 0New 35.09%
0 0 0New 52.27% 110.00 0 0In the money 0New 39.46%
0 0 0New 53.80% 115.00 0 0In the money 0New 46.30%
0 0 0New 61.79% 120.00 0 0In the money 0New 53.84%
0 0 0New 69.20% 125.00 0 0In the money 0New 60.89%
0 0 0New 76.12% 130.00 0 0In the money 0New 67.54%
Dec 18, 2026EXPIRATION40 contracts / 20 strikes
SAVED STOCK PRICE$93.94Nearest ATM strike $95.00
Jump to ATM
MMSI 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 0.00% 40.00 1 1 0 147.88%
2 2In the money 0 0.00% 45.00 2 2 0 116.49%
0 0In the money 0New 80.50% 50.00 2 2 0 115.25%
8 8In the money 0 77.42% 55.00 9 9 0 82.30%
1 1In the money 0 65.95% 60.00 23 23 0 61.42%
1 1In the money 0 44.82% 65.00 11 11 0 60.11%
5 5In the money 0 52.04% 70.00 10 10 0 56.86%
21 21In the money 0 45.47% 75.00 8 13 +5 58.20%
6 6In the money 0 39.82% 80.00 64 64 0 41.92%
5 5In the money 0 35.27% 85.00 19 27 +8 36.37%
18 18In the money 0 32.96% 90.00 12 12 0 29.97%
STOCK PRICE $93.94
5 5 0 31.99% 95.00NEAREST ATM 0 0In the money 0New 28.87%
39 45 +6 30.91% 100.00 0 0In the money 0New 28.43%
0 0 0New 34.22% 105.00 0 0In the money 0New 29.40%
0 0 0New 33.60% 110.00 0 0In the money 0New 32.06%
0 0 0New 45.60% 115.00 0 0In the money 0New 35.18%
0 0 0New 44.21% 120.00 0 0In the money 0New 38.76%
0 0 0New 49.50% 125.00 0 0In the money 0New 45.16%
0 0 0New 54.43% 130.00 0 0In the money 0New 44.20%
0 0 0New 59.08% 135.00 0 0In the money 0New 53.59%
Jan 15, 2027EXPIRATION44 contracts / 22 strikes
SAVED STOCK PRICE$93.94Nearest ATM strike $95.00
Jump to ATM
MMSI option chain expiring 2027-01-15, open interest on 2026-10-23 compared with 2026-10-20
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
5 5In the money 0 0.00% 30.00 0 0 0New 156.66%
3 3In the money 0 0.00% 35.00 0 0 0New 137.23%
33 33In the money 0 94.85% 40.00 0 0 0New 120.58%
2 2In the money 0 82.26% 45.00 0 0 0New 106.56%
0 0In the money 0New 80.82% 50.00 0 0 0New 83.53%
0 0In the money 0New 66.66% 55.00 0 0 0New 82.50%
1 1In the money 0 59.54% 60.00 1 1 0 71.90%
0 0In the money 0New 54.26% 65.00 1 1 0 62.32%
1 1In the money 0 48.14% 70.00 7 7 0 53.49%
6 6In the money 0 41.53% 75.00 6 6 0 42.06%
2 2In the money 0 37.18% 80.00 7 7 0 37.66%
1 1In the money 0 34.49% 85.00 0 0 0New 32.61%
8 8In the money 0 33.06% 90.00 1 1 0 32.88%
STOCK PRICE $93.94
4 4 0 28.74% 95.00NEAREST ATM 0 0In the money 0New 31.84%
12 12 0 29.71% 100.00 0 0In the money 0New 31.01%
1 9 +8 31.25% 105.00 0 0In the money 0New 28.27%
0 0 0New 31.56% 110.00 0 0In the money 0New 28.77%
0 0 0New 33.29% 115.00 0 0In the money 0New 30.15%
0 0 0New 36.22% 120.00 0 0In the money 0New 33.42%
0 0 0New 40.55% 125.00 0 0In the money 0New 36.96%
0 0 0New 44.60% 130.00 0 0In the money 0New 41.14%
0 0 0New 46.78% 135.00 0 0In the money 0New 45.12%
Apr 16, 2027EXPIRATION38 contracts / 19 strikes
SAVED STOCK PRICE$93.94Nearest ATM strike $95.00
Jump to ATM
MMSI option chain expiring 2027-04-16, open interest on 2026-10-23 compared with 2026-10-20
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
77 77In the money 0 60.71% 45.00 0 0 0New 74.78%
6 6In the money 0 55.43% 50.00 0 0 0New 66.08%
1 1In the money 0 49.13% 55.00 3 3 0 58.48%
0 0In the money 0New 43.96% 60.00 5 5 0 51.98%
1 1In the money 0 41.84% 65.00 5 5 0 43.46%
0 0In the money 0New 38.57% 70.00 6 6 0 37.26%
0 0In the money 0New 37.05% 75.00 4 4 0 35.19%
0 0In the money 0New 34.69% 80.00 2 69 +67 33.32%
0 0In the money 0New 29.97% 85.00 0 0 0New 33.22%
14 14In the money 0 29.91% 90.00 0 0 0New 31.94%
STOCK PRICE $93.94
1 19 +18 29.82% 95.00NEAREST ATM 1 1In the money 0 30.97%
0 0 0New 31.14% 100.00 0 0In the money 0New 29.28%
0 0 0New 30.78% 105.00 0 0In the money 0New 29.64%
1 19 +18 28.29% 110.00 0 0In the money 0New 29.51%
0 7 +7New 28.86% 115.00 0 0In the money 0New 29.93%
2 2 0 31.99% 120.00 0 0In the money 0New 31.14%
0 0 0New 33.57% 125.00 0 0In the money 0New 32.97%
0 0 0New 35.12% 130.00 0 0In the money 0New 35.76%
0 0 0New 34.63% 135.00 0 0In the money 0New 38.88%

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