MSFT Options History — October 2025

In October 2025, MSFT traded between $510.42 and $544.08. ATM implied volatility averaged 28.3%, placing in the 33.5% IV rank vs the trailing year. The 30-day expected move averaged 7.8%. IV traded above realized volatility by 13.7% (HV 20d: 14.6%). Max pain ranged from $485.00 to $515.00. Net GEX was positive for 23 of 23 trading days. Term structure was in contango for 2 of 23 days. Put/call ratio averaged 0.48.

Notable Days

  • 2025-10-30: Highest Volume — 834,502 contracts
  • 2025-10-30: Largest IV drop — 24.6% change
  • 2025-10-10: Highest IV Rank — 39.7%
  • 2025-10-29: Largest Expected Move — 9.4%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$521.25$510.42$544.08$518.50$518.51
Max Pain$486.96$485.00$515.00$490.00$515.00
ATM IV28.3%22.5%30.5%27.5%22.5%
Expected Move7.8%5.6%9.4%5.9%6.6%
HV 20d14.6%10.8%20.0%14.7%20.0%
HV 60d17.4%15.3%18.3%17.4%16.4%
IV Rank33.5%17.3%39.7%31.3%17.3%
IV Percentile82.5%52.4%91.7%81.0%52.4%
Term Structure-1.1%-1.9%0.3%-0.7%0.2%
VWIV27.4%19.7%33.4%20.8%23.6%
Skew 25d1.3%-1.7%3.0%1.9%1.2%
Skew 10d3.2%-2.5%6.1%4.5%2.2%
Call IV 25d27.9%22.4%31.3%26.8%22.4%
Put IV 25d29.2%23.3%32.7%28.7%23.6%
Bid-Ask Spread %4.942.237.652.314.64
Gamma HHI0.050.030.260.050.04
Net GEX954.8M230.7M1.87B1.30B230.7M
Net DEX-26.25B-36.04B-20.72B-27.42B-21.14B
Net VEX-157.7M-165.1M-150.7M-150.7M-165.1M
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.480.350.680.370.55
Total Volume315,718.13144,834834,502266,299578,554
Total OI2,421,239.2612,220,8802,662,9082,344,3402,662,908

Daily Data (23 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2025-10-01$518.50$490.0027.5%5.9%14.7%31.3%20.8%1.9%-0.7%1.30B-27.42B-150.7M0.372.31N/AN/A193,92472,3751,363,343980,997
2025-10-02$516.35$490.0027.6%5.8%14.7%31.4%20.6%2.2%-0.7%1.20B-26.00B-151.0M0.382.83N/AN/A296,298113,8651,396,722997,610
2025-10-03$517.69$490.0026.9%5.6%10.8%29.6%19.7%2.5%-0.8%1.38B-27.07B-157.2M0.492.23N/AN/A221,015109,2001,456,8211,023,468
2025-10-06$530.68$485.0028.7%7.6%13.3%34.8%27.1%1.7%-1.0%1.50B-33.81B-155.1M0.357.33N/AN/A332,579116,9361,349,215992,108
2025-10-07$523.88$485.0028.6%7.6%14.5%34.5%26.9%1.8%-1.4%1.36B-29.81B-158.4M0.535.08N/AN/A163,75587,3281,410,8881,016,588
2025-10-08$524.80$485.0028.5%7.6%14.4%34.2%27.2%1.5%-1.3%1.39B-30.04B-158.9M0.425.47N/AN/A125,96952,4761,425,7341,042,200
2025-10-09$520.94$485.0028.5%7.7%14.8%34.0%26.7%1.6%-1.4%1.14B-27.50B-159.4M0.415.71N/AN/A230,06394,7151,443,7841,053,627
2025-10-10$513.31$485.0030.5%8.3%14.5%39.7%28.8%3.0%-1.6%486.4M-22.14B-164.0M0.596.46N/AN/A213,927126,9861,497,0111,081,659
2025-10-13$514.07$485.0028.9%8.0%14.2%35.2%28.2%1.4%-0.6%654.9M-23.10B-159.5M0.645.03N/AN/A128,89082,8041,389,5361,049,497
2025-10-14$511.29$485.0029.5%8.2%14.0%36.9%28.7%2.0%-0.7%526.1M-20.97B-162.2M0.507.65N/AN/A109,50455,0881,424,3801,080,538
2025-10-15$512.76$485.0029.4%8.2%14.0%36.5%28.3%1.8%-0.9%582.0M-22.26B-161.5M0.495.57N/AN/A97,50647,3281,439,5861,089,354
2025-10-16$510.42$485.0030.5%8.5%14.1%39.5%29.6%2.7%-1.0%429.9M-20.72B-162.2M0.546.37N/AN/A123,08365,8501,450,7731,098,868
2025-10-17$514.22$485.0029.2%8.2%14.2%36.0%28.9%2.3%-1.1%713.6M-23.31B-160.3M0.685.12N/AN/A154,246104,8901,466,8861,109,064
2025-10-20$516.51$485.0028.8%8.2%14.1%34.9%28.6%1.8%-1.4%709.8M-22.16B-157.0M0.485.28N/AN/A108,74052,3001,257,575966,257
2025-10-21$517.41$485.0028.8%8.2%13.7%35.0%29.1%1.3%-1.6%814.7M-22.97B-156.6M0.445.09N/AN/A118,55451,8951,283,526977,743
2025-10-22$520.11$485.0029.0%8.3%13.7%35.4%29.2%0.8%-1.7%1.04B-25.13B-157.0M0.534.97N/AN/A193,803103,1011,312,593985,979
2025-10-23$522.16$485.0028.8%8.4%13.6%35.1%29.5%0.6%-1.7%1.25B-26.27B-154.8M0.564.48N/AN/A115,66065,1491,318,109997,437
2025-10-24$524.96$485.0027.9%8.2%13.2%32.5%28.9%0.3%-1.9%1.87B-27.59B-154.3M0.444.66N/AN/A204,78689,1341,327,8761,012,679
2025-10-27$532.40$485.0028.1%8.6%13.9%33.0%30.2%-0.1%-0.9%845.1M-29.93B-153.0M0.424.21N/AN/A196,06181,8811,256,307964,573
2025-10-28$544.08$485.0029.4%9.1%15.6%36.6%32.0%-0.8%-1.3%1.02B-36.04B-153.6M0.394.44N/AN/A319,365124,2851,311,270989,540
2025-10-29$539.87$485.0030.1%9.4%16.0%38.5%33.4%-1.7%-1.3%958.1M-33.78B-158.7M0.465.64N/AN/A345,153157,9941,354,3121,016,424
2025-10-30$523.75$485.0022.7%6.8%19.6%17.8%24.3%0.8%0.3%562.6M-24.53B-156.9M0.403.11N/AN/A597,207237,2951,485,3501,077,788
2025-10-31$518.51$515.0022.5%6.6%20.0%17.3%23.6%1.2%0.2%230.7M-21.14B-165.1M0.554.64N/AN/A374,092204,4621,555,2881,107,620