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 Some data may be out of date.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

MCO

Daily option chain

Daily open interest

vs Oct 21, 2026

Saved stock price: $481.88 · 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
414 contracts / 5 expirationsClick OI for history
Nov 20, 2026EXPIRATION94 contracts / 47 strikes
SAVED STOCK PRICE$481.88Nearest ATM strike $480.00
Jump to ATM
MCO 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 97.20% 220.00 4 4 0 163.39%
0 0In the money 0New 108.70% 230.00 2 2 0 155.14%
0 0In the money 0New 110.60% 240.00 3 3 0 147.25%
0 0In the money 0New 93.33% 250.00 26 26 0 139.67%
0 0In the money 0New 100.15% 260.00 3 3 0 118.28%
0 0In the money 0New 85.33% 270.00 2 2 0 125.36%
0 0In the money 0New 69.94% 280.00 3 3 0 118.57%
0 0In the money 0New 74.95% 290.00 1 1 0 112.01%
2 2In the money 0 78.22% 300.00 41 41 0 105.64%
1 1In the money 0 58.18% 310.00 6 6 0 99.46%
0 0In the money 0New 61.86% 320.00 6 6 0 93.45%
0 0In the money 0New 60.11% 330.00 10 10 0 87.60%
0 0In the money 0New 47.22% 340.00 23 23 0 81.88%
0 0In the money 0New 57.93% 350.00 45 44 -1 76.29%
0 0In the money 0New 50.19% 360.00 57 58 +1 70.82%
3 3In the money 0 44.32% 370.00 84 83 -1 67.41%
4 4In the money 0 38.38% 380.00 13 19 +6 69.03%
2 2In the money 0 32.07% 390.00 29 28 -1 44.74%
0 0In the money 0New 0.00% 400.00 194 190 -4 40.09%
0 0In the money 0New 28.58% 410.00 131 120 -11 37.20%
1 1In the money 0 28.82% 420.00 117 89 -28 35.37%
0 0In the money 0New 27.54% 430.00 122 112 -10 32.09%
12 11In the money -1 26.16% 440.00 184 166 -18 32.01%
36 36In the money 0 26.38% 450.00 700 632 -68 30.23%
76 76In the money 0 27.42% 460.00 250 238 -12 27.69%
57 67In the money +10 26.90% 470.00 220 112 -108 27.72%
54 49In the money -5 26.55% 480.00NEAREST ATM 81 74 -7 28.03%
STOCK PRICE $481.88
1,151 1,150 -1 26.28% 490.00 70 70In the money 0 26.81%
159 131 -28 26.24% 500.00 10 10In the money 0 28.04%
1,140 1,190 +50 26.97% 510.00 4 4In the money 0 30.00%
108 109 +1 28.54% 520.00 2 2In the money 0 30.90%
107 1,524 +1,417 27.42% 530.00 0 0In the money 0New 31.39%
79 91 +12 28.27% 540.00 0 0In the money 0New 32.04%
256 242 -14 37.51% 550.00 0 0In the money 0New 34.21%
24 23 -1 34.44% 560.00 0 0In the money 0New 32.93%
40 38 -2 43.44% 570.00 0 0In the money 0New 30.41%
28 28 0 42.40% 580.00 0 0In the money 0New 35.82%
7 7 0 49.93% 590.00 0 0In the money 0New 37.73%
6 6 0 53.03% 600.00 0 0In the money 0New 0.00%
35 35 0 56.02% 610.00 0 0In the money 0New 0.00%
22 22 0 58.92% 620.00 0 0In the money 0New 44.47%
1 1 0 61.74% 630.00 0 0In the money 0New 0.00%
115 115 0 64.49% 640.00 0 0In the money 0New 53.02%
4 4 0 67.17% 650.00 0 0In the money 0New 0.00%
6 6 0 69.79% 660.00 0 0In the money 0New 53.85%
3 3 0 72.35% 670.00 0 0In the money 0New 60.16%
131 129 -2 41.31% 680.00 0 0In the money 0New 61.53%
Dec 18, 2026EXPIRATION58 contracts / 29 strikes
SAVED STOCK PRICE$481.88Nearest ATM strike $480.00
Jump to ATM
MCO option chain expiring 2026-12-18, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 45.81% 330.00 0 0 0New 58.67%
0 0In the money 0New 43.76% 340.00 0 0 0New 49.50%
0 0In the money 0New 40.34% 350.00 1 102 +101 40.05%
0 0In the money 0New 40.18% 360.00 0 0 0New 43.33%
0 0In the money 0New 28.66% 370.00 0 0 0New 36.96%
0 0In the money 0New 32.65% 380.00 0 0 0New 35.30%
0 0In the money 0New 30.30% 390.00 0 0 0New 41.21%
0 0In the money 0New 27.85% 400.00 2 2 0 33.83%
0 0In the money 0New 29.42% 410.00 1 6 +5 31.91%
0 0In the money 0New 28.10% 420.00 18 20 +2 31.45%
0 0In the money 0New 27.93% 430.00 14 19 +5 30.36%
0 0In the money 0New 27.76% 440.00 2 3 +1 29.47%
0 0In the money 0New 27.05% 450.00 2 2 0 27.47%
0 0In the money 0New 27.40% 460.00 7 9 +2 28.35%
0 0In the money 0New 26.45% 470.00 1 1 0 26.37%
4 3In the money -1 25.71% 480.00NEAREST ATM 4 3 -1 26.83%
STOCK PRICE $481.88
13 14 +1 26.79% 490.00 2 2In the money 0 26.07%
2 2 0 25.35% 500.00 0 0In the money 0New 25.92%
20 20 0 25.02% 510.00 0 0In the money 0New 26.66%
2 2 0 24.92% 520.00 0 0In the money 0New 27.55%
21 21 0 25.02% 530.00 0 0In the money 0New 27.71%
12 13 +1 27.42% 540.00 0 0In the money 0New 27.75%
0 1 +1New 27.09% 550.00 0 0In the money 0New 27.69%
0 0 0New 29.98% 560.00 0 0In the money 0New 28.34%
2 2 0 32.02% 570.00 0 0In the money 0New 29.85%
0 0 0New 27.34% 580.00 0 0In the money 0New 28.31%
4 4 0 27.64% 590.00 0 0In the money 0New 30.84%
0 0 0New 27.88% 600.00 0 0In the money 0New 31.22%
0 1 +1New 31.86% 610.00 0 0In the money 0New 0.00%
Jan 15, 2027EXPIRATION98 contracts / 49 strikes
SAVED STOCK PRICE$481.88Nearest ATM strike $480.00
Jump to ATM
MCO option chain expiring 2027-01-15, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 72.29% 220.00 14 14 0 95.30%
0 0In the money 0New 71.29% 230.00 0 0 0New 90.52%
0 0In the money 0New 70.49% 240.00 1 1 0 85.95%
0 0In the money 0New 63.74% 250.00 6 6 0 81.61%
0 0In the money 0New 57.57% 260.00 2 2 0 77.39%
0 0In the money 0New 54.25% 270.00 7 7 0 73.32%
0 0In the money 0New 53.49% 280.00 18 18 0 69.39%
0 0In the money 0New 47.97% 290.00 15 15 0 65.59%
150 150In the money 0 50.18% 300.00 14 14 0 55.20%
0 0In the money 0New 46.05% 310.00 10 10 0 47.99%
1 1In the money 0 41.99% 320.00 9 9 0 43.63%
0 0In the money 0New 40.22% 330.00 14 14 0 41.25%
1 1In the money 0 39.54% 340.00 8 9 +1 36.37%
4 4In the money 0 40.16% 350.00 52 52 0 35.94%
0 0In the money 0New 34.29% 360.00 16 15 -1 34.19%
0 0In the money 0New 33.31% 370.00 10 10 0 40.40%
9 9In the money 0 31.50% 380.00 13 14 +1 37.49%
3 3In the money 0 30.91% 390.00 15 15 0 33.85%
3 3In the money 0 30.26% 400.00 121 115 -6 30.80%
0 0In the money 0New 29.45% 410.00 22 22 0 30.88%
2 2In the money 0 28.50% 420.00 23 23 0 28.85%
27 27In the money 0 27.54% 430.00 25 24 -1 26.74%
5 5In the money 0 26.49% 440.00 88 87 -1 26.53%
27 27In the money 0 26.11% 450.00 170 171 +1 26.36%
176 176In the money 0 26.92% 460.00 42 42 0 26.95%
11 11In the money 0 25.52% 470.00 40 41 +1 25.98%
97 99In the money +2 25.74% 480.00NEAREST ATM 82 78 -4 26.22%
STOCK PRICE $481.88
60 60 0 25.17% 490.00 61 61In the money 0 25.55%
62 64 +2 25.30% 500.00 14 14In the money 0 25.46%
69 68 -1 25.25% 510.00 46 46In the money 0 26.01%
67 66 -1 24.18% 520.00 0 0In the money 0New 26.13%
37 37 0 25.64% 530.00 2 2In the money 0 26.87%
48 48 0 24.49% 540.00 0 0In the money 0New 26.84%
49 51 +2 25.28% 550.00 1 1In the money 0 26.71%
37 38 +1 26.61% 560.00 0 0In the money 0New 27.16%
17 17 0 26.20% 570.00 0 0In the money 0New 28.46%
29 29 0 26.35% 580.00 0 0In the money 0New 29.36%
7 7 0 26.04% 590.00 0 0In the money 0New 25.42%
21 21 0 26.29% 600.00 0 0In the money 0New 0.00%
1 1 0 32.80% 610.00 0 0In the money 0New 0.00%
1 1 0 27.18% 620.00 0 0In the money 0New 29.54%
2 2 0 27.38% 630.00 0 0In the money 0New 34.44%
1 1 0 36.66% 640.00 0 0In the money 0New 37.55%
2 2 0 30.75% 650.00 0 0In the money 0New 35.76%
6 6 0 39.74% 660.00 0 0In the money 0New 37.27%
2 2 0 34.02% 670.00 0 0In the money 0New 38.74%
8 8 0 33.09% 680.00 0 0In the money 0New 0.00%
3 3 0 45.46% 700.00 0 0In the money 0New 0.00%
13 13 0 48.14% 720.00 0 0In the money 0New 0.00%
Feb 19, 2027EXPIRATION86 contracts / 43 strikes
SAVED STOCK PRICE$481.88Nearest ATM strike $480.00
Jump to ATM
MCO option chain expiring 2027-02-19, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 45.61% 260.00 4 4 0 65.46%
0 0In the money 0New 46.68% 270.00 2 2 0 61.79%
0 0In the money 0New 45.97% 280.00 0 0 0New 47.77%
0 0In the money 0New 42.78% 290.00 5 5 0 55.55%
0 0In the money 0New 39.07% 300.00 5 5 0 42.47%
0 0In the money 0New 36.68% 310.00 7 7 0 40.34%
0 0In the money 0New 35.45% 320.00 5 5 0 37.66%
0 0In the money 0New 35.98% 330.00 6 6 0 44.88%
1 1In the money 0 33.25% 340.00 7 7 0 35.39%
0 0In the money 0New 32.14% 350.00 3 3 0 34.42%
0 0In the money 0New 31.96% 360.00 0 0 0New 38.36%
0 0In the money 0New 31.26% 370.00 1 1 0 36.71%
0 0In the money 0New 31.09% 380.00 2 2 0 33.58%
0 0In the money 0New 30.65% 390.00 74 74 0 30.99%
2 2In the money 0 29.80% 400.00 15 15 0 30.35%
3 3In the money 0 29.41% 410.00 22 22 0 30.92%
5 5In the money 0 28.96% 420.00 27 27 0 30.38%
9 9In the money 0 29.28% 430.00 99 99 0 28.74%
0 0In the money 0New 27.72% 440.00 22 25 +3 28.76%
2 2In the money 0 27.55% 450.00 25 25 0 28.64%
1 1In the money 0 27.00% 460.00 38 38 0 28.08%
19 16In the money -3 26.74% 470.00 3 3 0 27.84%
13 13In the money 0 27.58% 480.00NEAREST ATM 25 25 0 27.54%
STOCK PRICE $481.88
3 3 0 26.35% 490.00 8 8In the money 0 27.61%
50 50 0 25.75% 500.00 6 6In the money 0 27.51%
38 38 0 26.15% 510.00 0 0In the money 0New 27.39%
90 92 +2 26.88% 520.00 11 11In the money 0 26.96%
58 61 +3 26.27% 530.00 0 0In the money 0New 26.93%
16 16 0 26.11% 540.00 0 0In the money 0New 27.40%
24 24 0 26.90% 550.00 0 0In the money 0New 27.37%
151 151 0 26.40% 560.00 0 0In the money 0New 26.26%
349 349 0 26.30% 570.00 0 0In the money 0New 26.56%
1 1 0 26.80% 580.00 0 0In the money 0New 26.55%
1 1 0 27.40% 590.00 0 0In the money 0New 26.11%
2 2 0 24.91% 600.00 0 0In the money 0New 26.89%
9 9 0 27.65% 610.00 0 0In the money 0New 28.69%
0 0 0New 26.00% 620.00 0 0In the money 0New 0.00%
3 3 0 26.06% 640.00 0 0In the money 0New 0.00%
2 2 0 26.28% 660.00 0 0In the money 0New 0.00%
3 3 0 33.68% 680.00 0 0In the money 0New 0.00%
2 2 0 31.91% 700.00 0 0In the money 0New 0.00%
1 1 0 36.62% 720.00 0 0In the money 0New 0.00%
1 1 0 38.88% 740.00 0 0In the money 0New 0.00%
May 21, 2027EXPIRATION78 contracts / 39 strikes
SAVED STOCK PRICE$481.88Nearest ATM strike $480.00
Jump to ATM
MCO option chain expiring 2027-05-21, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 41.67% 260.00 0 0 0New 42.20%
0 0In the money 0New 41.70% 270.00 1 1 0 39.45%
0 0In the money 0New 39.98% 280.00 0 0 0New 38.45%
0 0In the money 0New 37.49% 290.00 0 0 0New 37.67%
0 0In the money 0New 34.82% 300.00 0 0 0New 36.80%
0 0In the money 0New 35.24% 310.00 0 0 0New 40.88%
0 0In the money 0New 33.33% 320.00 0 0 0New 35.16%
0 0In the money 0New 34.58% 330.00 13 13 0 34.41%
0 0In the money 0New 32.43% 340.00 16 17 +1 33.76%
1 1In the money 0 32.96% 350.00 15 15 0 32.95%
0 0In the money 0New 32.43% 360.00 5 5 0 32.29%
0 0In the money 0New 30.99% 370.00 1 1 0 31.83%
0 0In the money 0New 30.93% 380.00 2 2 0 31.26%
0 0In the money 0New 30.54% 390.00 8 8 0 30.54%
1 1In the money 0 30.12% 400.00 363 363 0 30.25%
1 1In the money 0 29.41% 410.00 4 4 0 29.54%
4 4In the money 0 29.17% 420.00 0 0 0New 29.43%
6 6In the money 0 28.80% 430.00 12 12 0 28.81%
20 20In the money 0 28.51% 440.00 1 1 0 28.74%
12 11In the money -1 28.32% 450.00 2 5 +3 28.31%
10 12In the money +2 27.70% 460.00 1 1 0 28.21%
0 4In the money +4New 27.72% 470.00 2 2 0 27.98%
0 0In the money 0New 27.55% 480.00NEAREST ATM 1 1 0 28.10%
STOCK PRICE $481.88
0 0 0New 27.44% 490.00 0 0In the money 0New 27.90%
0 0 0New 27.19% 500.00 1 1In the money 0 27.50%
2 2 0 27.17% 510.00 0 0In the money 0New 27.72%
0 0 0New 26.61% 520.00 0 0In the money 0New 27.14%
1 1 0 26.90% 530.00 0 0In the money 0New 27.46%
0 0 0New 26.45% 540.00 0 0In the money 0New 27.35%
3 3 0 26.23% 550.00 0 0In the money 0New 27.41%
0 0 0New 26.24% 560.00 0 0In the money 0New 27.22%
7 7 0 26.49% 570.00 0 0In the money 0New 27.40%
0 0 0New 26.95% 580.00 0 0In the money 0New 26.15%
14 14 0 26.47% 590.00 0 0In the money 0New 26.32%
1 1 0 26.42% 600.00 0 0In the money 0New 26.58%
1 1 0 26.22% 610.00 0 0In the money 0New 26.56%
1 1 0 26.15% 620.00 0 0In the money 0New 27.01%
2 2 0 25.76% 640.00 0 0In the money 0New 28.08%
5 5 0 26.06% 660.00 0 0In the money 0New 28.28%

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