WM Options History — August 2008

In August 2008, WM traded between $3.53 and $5.32. ATM implied volatility averaged 105.0%, placing in the 26.4% IV rank vs the trailing year. The 30-day expected move averaged 31.1%. IV traded below realized volatility by 53.6% (HV 20d: 158.6%). Max pain ranged from $4.00 to $5.00. Net GEX was positive for 14 of 21 trading days. Term structure was in contango for 21 of 21 days. Put/call ratio averaged 0.55.

Notable Days

  • 2008-08-08: Highest Volume — 220,931 contracts
  • 2008-08-12: Largest IV spike — 32.2% change
  • 2008-08-12: Highest IV Rank — 36.7%
  • 2008-08-13: Largest Expected Move — 36.6%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$4.34$3.53$5.32$5.32$4.05
Max Pain$4.86$4.00$5.00$5.00$4.00
ATM IV105.0%84.2%133.5%108.7%100.4%
Expected Move31.1%24.2%36.6%31.2%28.8%
HV 20d158.6%87.9%244.0%242.5%90.5%
HV 60d157.6%153.9%160.8%153.9%160.8%
IV Rank26.4%18.8%36.7%27.7%24.7%
IV Percentile71.0%50.0%85.7%75.0%67.1%
Term Structure25.4%12.2%54.7%12.2%35.1%
VWIV111.1%95.8%126.9%113.3%103.0%
Skew 25d15.6%-23.0%38.5%-1.3%20.0%
Skew 10d22.5%-19.5%67.8%7.9%29.1%
Call IV 25d111.2%86.4%161.3%125.1%100.5%
Put IV 25d126.8%105.7%143.0%123.8%120.5%
Bid-Ask Spread %4.602.927.054.555.38
Gamma HHI0.130.100.200.100.11
Net GEX128.0K-430.9K489.5K133.1K475.5K
Net DEX6.8M-19.1M38.9M-12.8M8.1M
Net VEX-859.4K-1.0M-686.2K-1.0M-876.5K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.550.141.211.210.46
Total Volume54,862.95217,431220,93187,04533,129
Total OI1,461,415.2381,355,1761,697,7561,365,3421,447,530

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2008-08-01$5.32$5.00108.7%31.2%242.5%27.7%113.3%-1.3%12.2%133.1K-12.8M-1.0M1.214.55N/AN/A39,34547,700708,667656,675
2008-08-04$4.87$5.00102.6%35.1%244.0%25.5%124.9%35.6%14.8%-342.1K23.3M-911.3K0.966.42N/AN/A19,07818,327714,920680,484
2008-08-05$5.22$5.0096.5%32.0%238.5%23.3%107.5%37.3%19.6%-16.5K-5.8M-903.5K0.826.88N/AN/A22,22318,228718,180670,136
2008-08-06$5.30$5.0093.7%29.4%238.6%22.2%98.9%28.9%13.0%71.5K4.8M-947.4K0.475.98N/AN/A27,28412,949724,883669,459
2008-08-07$4.97$5.0099.2%32.5%236.0%24.2%113.2%32.9%13.0%-81.2K13.2M-871.6K1.215.24N/AN/A18,17221,994731,395671,193
2008-08-08$4.58$5.00107.8%34.6%236.9%27.4%124.2%14.3%16.1%-430.9K38.9M-800.3K0.257.05N/AN/A176,23644,695733,290676,756
2008-08-11$4.74$5.00101.0%32.4%176.6%24.9%116.8%20.7%14.5%-127.7K1.9M-859.0K0.205.56N/AN/A50,1259,931875,056681,672
2008-08-12$4.30$5.00133.5%35.8%177.7%36.7%122.8%23.0%29.1%-275.1K28.3M-783.7K0.144.87N/AN/A136,34719,545884,769685,972
2008-08-13$4.12$5.00127.1%36.6%158.5%34.4%126.9%11.9%33.6%-314.2K31.1M-887.3K0.484.03N/AN/A58,43228,150967,120686,545
2008-08-14$4.36$5.00112.3%32.2%155.7%29.0%106.9%22.9%32.5%169.7K20.4M-919.8K0.504.83N/AN/A33,16016,5411,000,012685,398
2008-08-15$4.55$5.0097.6%28.0%142.4%23.7%105.3%19.6%22.1%489.5K684.2K-959.3K0.784.33N/AN/A20,52915,9691,020,110677,646
2008-08-18$4.21$5.00114.0%32.7%142.4%29.6%114.5%-4.9%19.6%347.7K-17.4M-888.8K0.384.41N/AN/A46,84817,625852,647502,529
2008-08-19$4.10$5.00112.5%32.3%139.8%29.1%112.3%16.4%24.4%367.4K-14.5M-877.0K0.453.81N/AN/A19,3428,649884,778512,745
2008-08-20$4.10$5.00112.8%32.3%116.4%29.2%113.7%25.1%28.4%447.7K3.8M-886.7K0.453.32N/AN/A22,1029,868891,549514,813
2008-08-21$3.90$5.00104.4%29.9%106.2%26.1%103.8%-23.0%37.4%355.4K-19.1M-844.7K0.763.44N/AN/A10,5757,985897,153516,601
2008-08-22$3.83$5.00112.0%32.1%105.0%28.9%115.3%-20.9%24.8%341.8K-3.4M-815.8K0.373.19N/AN/A26,1919,566901,274514,491
2008-08-25$3.60$5.0084.2%24.2%106.6%18.8%109.8%20.5%24.8%331.5K-2.0M-737.1K0.432.99N/AN/A12,2015,230911,094515,529
2008-08-26$3.59$5.0089.6%25.7%96.9%20.8%97.9%38.5%54.7%243.8K8.6M-686.2K0.412.92N/AN/A16,4316,799913,458516,247
2008-08-27$3.53$4.00101.3%29.0%92.4%25.0%105.2%4.5%33.2%188.5K22.0M-785.7K0.492.94N/AN/A13,2196,431919,455518,155
2008-08-28$3.87$4.0093.4%26.8%87.9%22.1%95.8%4.8%30.0%313.1K12.5M-804.3K0.274.54N/AN/A19,6775,294923,539515,795
2008-08-29$4.05$4.00100.4%28.8%90.5%24.7%103.0%20.0%35.1%475.5K8.1M-876.5K0.465.38N/AN/A22,71410,415931,624515,906