WM Options History — February 2008

In February 2008, WM traded between $14.80 and $21.82. ATM implied volatility averaged 78.0%, placing in the 50.2% IV rank vs the trailing year. The 30-day expected move averaged 22.0%. IV traded below realized volatility by 21.8% (HV 20d: 99.8%). Max pain ranged from $15.00 to $19.00. Net GEX was positive for 3 of 20 trading days. Term structure was in contango for 18 of 20 days. Put/call ratio averaged 1.75.

Notable Days

  • 2008-02-05: Highest Volume — 136,056 contracts
  • 2008-02-28: Largest IV spike — 21.4% change
  • 2008-02-12: Highest IV Rank — 63.7%
  • 2008-02-12: Largest Expected Move — 27.2%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$17.27$14.80$21.82$21.82$14.80
Max Pain$17.90$15.00$19.00$15.00$17.50
ATM IV78.0%57.9%95.8%72.5%81.0%
Expected Move22.0%16.6%27.2%20.8%23.2%
HV 20d99.8%83.0%113.9%98.1%83.0%
HV 60d88.0%84.0%95.3%92.1%84.8%
IV Rank50.2%34.8%63.7%45.9%52.5%
IV Percentile79.5%66.7%95.2%79.8%79.4%
Term Structure5.0%-11.6%13.7%-11.6%5.6%
VWIV80.3%61.5%98.4%79.5%84.1%
Skew 25d24.8%12.8%34.1%12.8%22.4%
Skew 10d49.1%19.9%65.0%19.9%37.3%
Call IV 25d66.5%52.7%77.2%71.4%71.5%
Put IV 25d91.3%75.0%109.8%84.1%93.9%
Bid-Ask Spread %11.009.0414.0214.029.55
Gamma HHI0.120.100.160.120.16
Net GEX-667.0K-2.8M2.3M2.3M-2.8M
Net DEX-1.8M-338.3M165.4M-338.3M165.4M
Net VEX-2.7M-3.0M-2.4M-2.5M-2.4M
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio1.750.555.840.994.09
Total Volume50,711.710,688136,05689,10142,302
Total OI959,559.2818,6221,049,497818,6221,015,843

Daily Data (20 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2008-02-01$21.82$15.0072.5%20.8%98.1%45.9%79.5%12.8%-11.6%2.3M-338.3M-2.5M0.9914.02N/AN/A44,80644,295392,267426,355
2008-02-04$19.16$17.5084.0%21.1%109.6%54.7%73.6%21.7%-0.1%653.9K-153.7M-2.4M1.499.98N/AN/A40,38060,350389,832450,815
2008-02-05$18.08$19.0090.9%23.2%112.8%60.0%81.5%24.6%1.5%-28.0K-52.1M-2.5M1.6210.71N/AN/A51,85884,198398,559481,071
2008-02-06$17.12$19.0088.7%23.2%112.9%58.3%82.3%26.1%2.4%-247.0K19.3M-2.7M1.7611.96N/AN/A22,37739,367432,565530,152
2008-02-07$18.58$19.0081.4%22.5%113.9%52.7%91.4%31.3%0.3%101.1K-83.7M-3.0M1.3710.94N/AN/A32,06843,877435,612541,402
2008-02-08$18.08$19.0087.4%24.8%106.2%57.3%96.5%30.0%0.2%-130.9K-56.6M-3.0M1.2710.82N/AN/A14,83118,894438,018557,638
2008-02-11$16.80$19.0088.9%25.5%110.0%58.5%98.4%32.6%1.1%-760.4K32.0M-2.8M1.3713.82N/AN/A19,72026,926439,582569,914
2008-02-12$16.62$19.0095.8%27.2%109.5%63.7%92.3%34.1%2.6%-842.7K28.9M-3.0M0.6611.15N/AN/A29,24819,227443,953576,437
2008-02-13$16.48$19.0085.2%26.2%107.4%55.6%87.2%29.1%4.0%-1.0M58.9M-2.8M0.5511.08N/AN/A12,7207,040452,988583,905
2008-02-14$16.86$17.5082.4%23.6%107.1%53.5%82.6%27.6%2.8%-718.5K24.1M-2.8M1.1011.25N/AN/A15,20616,741455,944578,881
2008-02-15$17.01$17.5078.8%22.6%102.5%50.7%86.2%26.0%5.4%-268.4K12.0M-2.8M0.699.24N/AN/A25,10817,408462,270587,227
2008-02-19$16.59$17.5082.3%23.6%100.1%53.4%74.8%25.3%7.0%-1.1M41.1M-2.7M1.2511.54N/AN/A17,53521,924397,287499,093
2008-02-20$17.09$17.5069.6%20.0%96.4%43.8%70.6%23.9%8.7%-916.7K16.2M-2.7M1.7013.56N/AN/A13,65823,175403,230498,946
2008-02-21$16.72$17.5074.3%21.3%92.2%47.3%70.9%22.9%11.2%-1.1M35.7M-2.7M1.499.04N/AN/A7,66211,406409,339511,290
2008-02-22$16.90$17.5065.9%18.9%90.4%40.9%69.7%19.0%10.8%-941.0K16.0M-2.7M0.709.58N/AN/A6,2704,418412,676515,475
2008-02-25$17.07$17.5063.5%18.2%88.5%39.1%70.9%20.0%12.1%-946.3K19.9M-2.7M5.849.66N/AN/A9,37554,707413,648515,426
2008-02-26$17.17$17.5059.9%17.2%86.4%36.3%70.6%22.3%12.2%-1.1M22.7M-2.8M3.0011.75N/AN/A11,32933,990416,768554,904
2008-02-27$16.79$17.5057.9%16.6%84.2%34.8%61.5%21.7%13.7%-1.4M47.4M-2.8M1.829.19N/AN/A7,48513,610429,563567,989
2008-02-28$15.73$17.5070.3%20.2%85.5%44.3%81.4%23.6%9.6%-2.1M109.1M-2.6M2.3011.26N/AN/A14,75733,986432,077572,243
2008-02-29$14.80$17.5081.0%23.2%83.0%52.5%84.1%22.4%5.6%-2.8M165.4M-2.4M4.099.55N/AN/A8,31433,988431,587584,256