MSFT Options History — May 2008

In May 2008, MSFT traded between $28.05 and $30.45. ATM implied volatility averaged 26.4%, placing in the 35.8% IV rank vs the trailing year. The 30-day expected move averaged 7.4%. IV traded below realized volatility by 7.2% (HV 20d: 33.6%). Max pain ranged from $29.00 to $30.00. Net GEX was positive for 21 of 21 trading days. Term structure was in contango for 18 of 21 days. Put/call ratio averaged 0.57.

Notable Days

  • 2008-05-12: Highest Volume — 384,568 contracts
  • 2008-05-15: Largest IV drop — 22.8% change
  • 2008-05-02: Highest IV Rank — 59.8%
  • 2008-05-02: Largest Expected Move — 9.7%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$29.13$28.05$30.45$29.40$28.32
Max Pain$29.43$29.00$30.00$29.00$29.00
ATM IV26.4%21.6%33.9%33.1%22.2%
Expected Move7.4%6.2%9.7%9.5%6.4%
HV 20d33.6%21.7%38.2%37.3%21.7%
HV 60d31.7%31.3%32.2%31.8%31.4%
IV Rank35.8%21.0%59.8%57.3%21.1%
IV Percentile52.1%23.0%88.5%88.5%23.0%
Term Structure1.8%-14.8%5.1%-4.3%4.9%
VWIV25.9%21.8%34.4%33.8%22.4%
Skew 25d1.0%-0.8%2.1%-0.8%0.2%
Skew 10d2.2%-0.4%4.2%0.3%0.2%
Call IV 25d25.7%21.6%34.4%33.7%22.6%
Put IV 25d26.6%22.7%34.6%32.9%22.7%
Bid-Ask Spread %3.422.104.404.332.93
Gamma HHI0.140.090.630.090.10
Net GEX39.3M7.6M239.3M30.3M7.6M
Net DEX-304.5M-1.23B344.2M-404.9M199.6M
Net VEX-20.2M-21.9M-11.2M-21.7M-18.9M
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.570.161.320.230.87
Total Volume139,328.09542,430384,568242,951108,238
Total OI3,607,846.6192,466,2923,934,7843,717,3563,449,383

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2008-05-01$29.40$29.0033.1%9.5%37.3%57.3%33.8%-0.8%-4.3%30.3M-404.9M-21.7M0.234.33N/AN/A197,29945,6522,127,0371,590,319
2008-05-02$29.24$29.0033.9%9.7%37.3%59.8%34.4%0.1%-4.8%33.1M-329.4M-21.8M0.314.40N/AN/A142,94243,8732,195,1371,598,278
2008-05-05$29.08$30.0031.6%7.9%37.4%52.4%27.7%0.7%1.7%29.7M-249.2M-21.4M0.423.83N/AN/A229,23597,0752,210,7041,600,820
2008-05-06$29.70$30.0028.7%7.5%37.7%43.2%26.3%0.8%1.1%47.3M-696.3M-21.9M0.813.67N/AN/A115,41193,2522,239,3861,635,776
2008-05-07$29.21$29.0026.6%7.6%38.2%36.7%26.5%0.9%1.9%32.3M-307.0M-21.9M0.394.30N/AN/A114,20044,2162,255,9051,676,145
2008-05-08$29.27$29.0026.8%7.6%38.1%37.1%26.9%1.2%2.2%30.5M-317.7M-21.8M0.473.57N/AN/A45,57221,6152,253,5351,668,741
2008-05-09$29.39$30.0026.0%7.6%36.5%34.8%27.1%1.0%2.4%33.4M-414.8M-21.5M0.463.62N/AN/A56,32625,6322,254,7281,661,752
2008-05-12$29.99$30.0025.3%7.0%36.9%32.7%24.8%1.2%2.9%55.4M-663.6M-11.2M0.164.09N/AN/A332,07252,4961,466,491999,801
2008-05-13$29.78$30.0028.6%7.0%37.1%42.9%24.8%1.4%3.1%49.2M-670.6M-21.8M0.553.70N/AN/A80,55044,2792,237,6901,697,094
2008-05-14$29.93$29.0028.4%7.0%36.2%42.5%24.7%1.2%2.9%57.5M-845.1M-21.4M0.854.10N/AN/A72,65161,7982,219,0331,681,383
2008-05-15$30.45$30.0021.9%6.3%36.5%22.0%22.1%1.2%3.8%71.0M-1.23B-21.2M0.783.03N/AN/A71,50655,9252,203,7671,702,328
2008-05-16$29.99$30.0021.6%6.2%35.8%21.0%21.8%1.8%4.7%239.3M-790.3M-21.2M0.593.11N/AN/A98,90158,3442,199,8791,694,577
2008-05-19$29.46$30.0022.6%6.5%35.9%24.0%22.6%1.0%4.3%24.9M-435.8M-20.5M0.593.32N/AN/A77,24345,5471,850,4911,485,968
2008-05-20$28.76$30.0024.5%7.0%36.8%30.0%24.8%0.9%4.1%16.4M-98.5M-20.2M0.523.02N/AN/A84,47744,1231,868,3721,490,273
2008-05-21$28.25$29.0025.1%7.2%33.7%31.8%25.0%1.2%4.9%10.9M119.0M-19.9M0.423.32N/AN/A67,75628,5341,892,9381,500,997
2008-05-22$28.47$29.0024.8%7.1%33.5%30.9%25.0%1.5%3.8%14.6M-8.0M-20.2M0.632.91N/AN/A29,61318,6551,903,8261,498,241
2008-05-23$28.05$29.0025.7%7.4%25.8%34.0%26.0%1.2%5.0%8.8M230.3M-19.7M0.622.10N/AN/A47,00328,9811,907,4921,506,810
2008-05-27$28.44$29.0025.5%7.3%24.6%33.3%25.8%2.1%3.4%14.5M25.2M-19.9M0.573.01N/AN/A28,37516,2961,927,4041,516,993
2008-05-28$28.18$29.0026.0%7.5%24.5%33.3%26.0%1.7%5.1%10.5M145.4M-19.5M0.462.81N/AN/A39,58518,2121,925,9651,516,597
2008-05-29$28.31$29.0025.3%7.3%24.5%31.1%25.8%0.3%-14.8%7.8M344.2M-15.8M1.322.65N/AN/A18,27824,1521,937,0391,515,684
2008-05-30$28.32$29.0022.2%6.4%21.7%21.1%22.4%0.2%4.9%7.6M199.6M-18.9M0.872.93N/AN/A57,86050,3781,923,2901,526,093