OXY Options History — May 2008

In May 2008, OXY traded between $77.75 and $93.91. ATM implied volatility averaged 37.2%, placing in the 44.5% IV rank vs the trailing year. The 30-day expected move averaged 10.7%. IV traded below realized volatility by 0.6% (HV 20d: 37.8%). Max pain ranged from $67.18 to $81.57. Net GEX was positive for 21 of 21 trading days. Term structure was in contango for 20 of 21 days. Put/call ratio averaged 0.91.

Notable Days

  • 2008-05-06: Highest Volume — 34,732 contracts
  • 2008-05-21: Largest IV spike — 14.5% change
  • 2008-05-27: Highest IV Rank — 58.5%
  • 2008-05-27: Largest Expected Move — 12.0%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$86.90$77.75$93.91$77.75$88.22
Max Pain$79.75$67.18$81.57$67.18$81.57
ATM IV37.2%33.2%42.0%38.4%37.0%
Expected Move10.7%10.0%12.0%11.0%10.6%
HV 20d37.8%34.2%39.7%34.2%36.0%
HV 60d42.5%41.3%43.4%42.6%41.3%
IV Rank44.5%30.7%58.5%50.3%42.8%
IV Percentile59.7%37.7%85.7%66.7%57.5%
Term Structure1.0%-1.3%2.1%-1.3%2.1%
VWIV38.4%35.2%42.0%37.6%37.9%
Skew 25d4.6%2.4%6.4%2.4%3.2%
Skew 10d8.9%5.2%13.9%5.7%6.5%
Call IV 25d35.5%33.2%39.1%36.9%35.7%
Put IV 25d40.1%37.5%44.5%39.4%38.9%
Bid-Ask Spread %12.478.0216.4211.1910.05
Gamma HHI0.230.150.750.250.16
Net GEX12.1M4.5M48.3M12.4M5.1M
Net DEX-956.7M-1.42B-665.7M-665.7M-781.2M
Net VEX-4.4M-4.8M-4.0M-4.2M-4.8M
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.910.302.530.430.92
Total Volume16,435.4296,79234,73227,7106,792
Total OI349,364.81297,159393,384340,082338,757

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2008-05-01$77.75$67.1838.4%11.0%34.2%50.3%37.6%2.4%-1.3%12.4M-665.7M-4.2M0.4311.19N/AN/A19,3408,370195,117144,965
2008-05-02$80.36$67.1834.8%10.0%35.5%39.8%35.5%3.6%0.2%13.9M-799.6M-4.2M0.428.02N/AN/A11,9124,994193,192147,065
2008-05-05$82.38$76.7837.6%10.4%36.2%48.0%35.2%4.2%0.2%15.8M-927.2M-4.1M0.3013.43N/AN/A10,1903,038198,194150,000
2008-05-06$85.58$76.7836.4%10.1%37.9%44.5%36.1%3.8%0.9%16.5M-1.11B-4.0M1.2911.71N/AN/A15,15119,581200,037151,046
2008-05-07$83.26$81.5741.0%10.8%39.4%58.3%38.1%4.1%0.6%14.0M-966.1M-4.3M1.8714.31N/AN/A8,22515,377205,169162,885
2008-05-08$84.38$81.5735.5%10.4%39.4%41.7%38.5%4.3%1.5%14.4M-1.02B-4.4M2.5315.68N/AN/A3,7279,412207,018168,053
2008-05-09$84.31$81.5734.2%10.4%38.6%33.7%39.1%3.9%1.8%14.1M-1.01B-4.5M1.0610.59N/AN/A4,5824,856206,792171,972
2008-05-12$84.46$81.5737.0%10.6%38.5%42.8%40.5%4.7%0.8%13.7M-1.02B-4.3M1.3414.69N/AN/A3,4504,615206,431172,347
2008-05-13$86.51$81.5734.8%10.4%38.9%35.7%35.5%5.1%1.8%13.4M-1.14B-4.2M0.9913.68N/AN/A7,3127,203206,971174,057
2008-05-14$85.22$81.5733.2%10.6%36.6%30.7%37.7%4.6%1.0%15.2M-1.08B-4.3M0.7816.42N/AN/A11,1888,713209,795174,458
2008-05-15$87.17$81.5736.2%10.4%37.2%40.2%36.8%4.5%1.9%11.2M-1.20B-4.3M0.4413.17N/AN/A6,2092,725211,801177,255
2008-05-16$91.16$81.5735.5%10.2%39.7%37.9%40.8%6.3%2.1%48.3M-1.42B-4.2M1.0611.15N/AN/A13,75214,590215,197178,187
2008-05-19$91.61$81.5736.5%10.5%39.3%41.2%36.7%5.7%0.6%6.0M-925.3M-4.2M0.7814.05N/AN/A8,6946,759156,456140,703
2008-05-20$93.91$81.5735.9%10.3%39.7%39.4%39.4%6.4%1.3%6.6M-1.00B-4.2M0.7013.58N/AN/A13,2849,272159,689141,750
2008-05-21$92.56$81.5741.1%11.8%39.4%55.9%42.0%5.7%0.5%6.1M-955.6M-4.5M0.8111.56N/AN/A12,53410,174166,961148,111
2008-05-22$92.16$81.5739.3%11.3%38.4%50.0%39.4%5.3%1.7%5.9M-923.8M-4.6M0.4512.44N/AN/A10,7284,853169,947152,824
2008-05-23$89.58$81.5738.1%10.9%37.3%46.2%38.6%5.4%1.6%5.5M-828.7M-4.8M0.4312.28N/AN/A11,4704,928175,327154,027
2008-05-27$87.68$81.5742.0%12.0%37.8%58.5%41.2%4.6%0.3%5.0M-753.7M-4.8M0.8115.26N/AN/A4,8143,910177,719154,866
2008-05-28$89.37$81.5737.5%10.8%36.4%44.4%39.3%4.3%1.3%5.8M-828.4M-4.7M1.009.17N/AN/A5,4815,469177,390156,484
2008-05-29$87.26$81.5739.8%11.4%37.8%51.7%40.0%3.6%0.1%4.5M-735.2M-4.8M0.809.45N/AN/A4,1543,316179,097158,549
2008-05-30$88.22$81.5737.0%10.6%36.0%42.8%37.9%3.2%2.1%5.1M-781.2M-4.8M0.9210.05N/AN/A3,5453,247179,304159,453