CEG Options History — August 2008

In August 2008, CEG traded between $61.25 and $78.90. ATM implied volatility averaged 49.3%, placing in the 70.4% IV rank vs the trailing year. The 30-day expected move averaged 13.5%. IV traded below realized volatility by 19.2% (HV 20d: 68.5%). Max pain ranged from $65.00 to $80.00. Net GEX was positive for 12 of 21 trading days. Term structure was in contango for 1 of 21 days. Put/call ratio averaged 2.40.

Notable Days

  • 2008-08-12: Highest Volume — 35,700 contracts
  • 2008-08-12: Largest IV spike — 54.9% change
  • 2008-08-12: Highest IV Rank — 100.0%
  • 2008-08-12: Largest Expected Move — 18.2%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$68.33$61.25$78.90$78.90$66.71
Max Pain$72.14$65.00$80.00$80.00$65.00
ATM IV49.3%38.7%69.6%38.7%42.7%
Expected Move13.5%10.3%18.2%11.1%12.3%
HV 20d68.5%40.6%81.6%40.6%78.3%
HV 60d44.6%29.2%52.1%29.2%51.9%
IV Rank70.4%45.3%100.0%65.2%47.3%
IV Percentile96.6%91.3%100.0%91.7%92.9%
Term Structure-1.9%-7.6%0.1%-4.6%-0.7%
VWIV48.2%34.3%65.6%39.9%43.2%
Skew 25d4.0%0.4%7.3%1.7%4.2%
Skew 10d6.4%-0.5%12.2%4.4%7.4%
Call IV 25d45.7%34.2%62.3%39.2%42.3%
Put IV 25d49.6%38.2%66.8%40.9%46.5%
Bid-Ask Spread %26.9013.7338.0824.5027.89
Gamma HHI0.160.130.210.210.16
Net GEX363.0K-1.1M3.3M3.3M693.7K
Net DEX57.7M-13.9M97.4M-13.9M50.2M
Net VEX-742.8K-972.8K-522.9K-766.4K-682.3K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio2.400.1124.871.041.78
Total Volume6,134.3815435,700773801
Total OI90,047.66766,443103,77266,443103,772

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2008-08-01$78.90$80.0038.7%11.1%40.6%65.2%39.9%1.7%-4.6%3.3M-13.9M-766.4K1.0424.50N/AN/A37839550,11516,328
2008-08-04$74.30$80.0045.6%10.9%45.3%87.6%39.7%4.0%-0.4%1.5M24.4M-624.8K24.8721.25N/AN/A84621,03750,19316,524
2008-08-05$76.38$80.0044.1%10.9%46.5%82.8%36.9%3.3%-1.1%320.1K46.6M-972.8K0.6216.89N/AN/A69743050,57836,946
2008-08-06$74.05$80.0042.1%10.3%47.6%76.2%35.9%3.1%-0.2%-671.8K69.8M-882.2K0.5931.05N/AN/A75444650,89536,750
2008-08-07$74.60$80.0041.2%10.4%47.7%73.4%38.6%3.7%-0.3%-501.7K65.2M-921.9K0.4931.20N/AN/A54326651,14237,055
2008-08-08$74.56$80.0039.6%10.3%47.7%68.3%0.0%4.1%-0.4%-683.1K67.2M-921.2K0.5430.82N/AN/A351951,43637,209
2008-08-11$73.04$80.0044.9%10.3%48.0%85.6%34.3%2.3%-0.6%-1.1M79.2M-851.9K4.4930.63N/AN/A2,38610,71051,44737,170
2008-08-12$61.25$80.0069.6%18.2%76.3%100.0%63.4%0.4%-7.6%-324.2K97.4M-522.9K2.0328.67N/AN/A11,79223,90852,93828,457
2008-08-13$64.75$70.0063.7%17.8%80.2%88.4%61.4%7.3%-4.3%126.2K79.8M-775.0K0.3513.73N/AN/A2,9041,02360,73134,930
2008-08-14$61.68$70.0063.4%18.2%81.1%87.8%65.6%5.7%-2.9%-15.2K89.3M-725.1K4.7016.38N/AN/A1,6827,90361,46834,894
2008-08-15$63.14$70.0061.6%17.7%78.0%84.3%62.9%6.7%-1.3%122.6K78.5M-717.8K0.7116.51N/AN/A85460559,75136,521
2008-08-18$61.57$70.0061.0%17.5%78.1%83.1%60.4%3.4%-1.4%-10.7K72.3M-677.7K0.1123.23N/AN/A6,81974854,50134,875
2008-08-19$62.62$70.0057.4%16.4%78.9%76.0%57.9%4.5%-2.8%-127.7K74.3M-662.5K1.5926.86N/AN/A48877552,42635,281
2008-08-20$64.52$70.0048.3%13.8%79.9%58.1%48.0%4.9%-1.3%-233.7K75.4M-640.0K0.2024.23N/AN/A7,1441,39752,77835,806
2008-08-21$66.71$65.0046.7%13.4%81.3%55.0%45.5%4.3%0.1%594.8K49.0M-704.9K0.2236.98N/AN/A2,96464455,80036,029
2008-08-22$66.83$65.0046.3%13.3%81.4%54.3%45.6%3.8%-1.0%792.0K45.3M-721.0K0.1431.89N/AN/A3,05841656,78236,313
2008-08-25$65.64$65.0044.8%12.8%81.1%51.4%44.6%0.9%-1.4%1.0M48.9M-688.5K0.1432.56N/AN/A2,02628259,60736,543
2008-08-26$66.81$65.0047.5%13.6%81.6%56.6%49.4%4.4%-3.7%1.1M43.1M-693.7K4.2238.08N/AN/A8453,57059,44536,536
2008-08-27$68.42$65.0044.6%12.8%80.2%51.0%46.5%5.6%-2.4%846.5K34.5M-739.3K0.5528.09N/AN/A1,64290259,83239,818
2008-08-28$68.49$65.0041.7%12.0%79.6%45.3%43.9%5.1%-1.4%953.2K34.5M-708.1K1.1033.56N/AN/A2,2332,45560,74840,631
2008-08-29$66.71$65.0042.7%12.3%78.3%47.3%43.2%4.2%-0.7%693.7K50.2M-682.3K1.7827.89N/AN/A28851362,11041,662