C Options History — July 2009

In July 2009, C traded between $25.90 and $32.20. ATM implied volatility averaged 83.6%, placing in the 13.5% IV rank vs the trailing year. The 30-day expected move averaged 22.2%. IV traded above realized volatility by 26.5% (HV 20d: 57.1%). Max pain ranged from $30.00 to $50.00. Net GEX was positive for 19 of 22 trading days. Term structure was in contango for 14 of 22 days. Put/call ratio averaged 0.74.

Notable Days

  • 2009-07-17: Highest Volume — 238,033 contracts
  • 2009-07-24: Largest IV spike — 41.9% change
  • 2009-07-13: Highest IV Rank — 31.0%
  • 2009-07-16: Largest Expected Move — 29.7%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$28.67$25.90$32.20$29.70$31.70
Max Pain$45.91$30.00$50.00$50.00$40.00
ATM IV83.6%52.8%133.3%62.0%62.6%
Expected Move22.2%15.1%29.7%17.8%18.0%
HV 20d57.1%34.8%82.8%40.3%81.8%
HV 60d75.1%61.3%95.5%95.2%61.3%
IV Rank13.5%2.7%31.0%5.9%6.2%
IV Percentile27.3%3.2%59.1%11.9%12.3%
Term Structure-0.8%-32.9%9.7%9.7%3.8%
VWIV88.8%58.8%116.2%62.1%62.7%
Skew 25d8.5%-37.0%35.5%34.5%4.7%
Skew 10d12.2%-13.8%37.2%23.4%24.2%
Call IV 25d85.5%73.8%103.7%74.5%74.8%
Put IV 25d94.0%62.2%113.2%109.0%79.5%
Bid-Ask Spread %2.271.084.122.442.63
Gamma HHI0.280.240.520.240.29
Net GEX1.3M-321.9K6.8M-321.9K4.1M
Net DEX1.22B768.8M1.49B1.28B768.8M
Net VEX-4.2M-4.8M-3.7M-4.1M-4.7M
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.740.321.290.690.64
Total Volume119,699.59155,040238,03355,04080,656
Total OI1,760,489.4551,640,4931,988,0811,640,4931,720,122

Daily Data (22 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call VolPut VolCall OIPut OI
2009-07-01$29.70$50.0062.0%17.8%40.3%5.9%62.1%34.5%9.7%-321.9K1.28B-4.1M0.692.4432,65422,386870,775769,718
2009-07-02$28.80$50.0070.4%20.2%34.8%8.9%110.1%11.9%0.7%953.5K1.20B-4.3M0.832.3731,23926,082881,101780,680
2009-07-06$27.90$30.0082.3%23.6%34.8%13.0%84.0%7.5%-2.2%726.2K1.26B-4.0M0.712.3739,28927,991891,896787,618
2009-07-07$26.90$30.0097.8%25.3%36.0%18.5%96.6%8.3%2.8%505.3K1.26B-3.8M0.702.5143,63430,628901,049791,549
2009-07-08$26.20$30.00105.9%25.5%36.2%21.4%87.1%10.0%3.1%263.2K1.27B-3.7M0.984.1256,57355,373906,649802,160
2009-07-09$26.90$40.00109.8%27.2%37.0%22.7%99.7%9.7%1.8%699.7K1.30B-4.0M1.172.8744,43052,036936,889826,940
2009-07-10$25.90$40.00116.2%28.1%37.6%25.0%116.2%10.2%1.3%322.7K1.34B-3.7M1.293.1046,62759,991949,373844,143
2009-07-13$27.80$50.00133.3%28.5%48.3%31.0%111.5%12.6%-1.7%1.2M1.48B-3.9M0.972.7052,22150,774960,935866,321
2009-07-14$29.20$50.00118.8%27.0%52.2%25.9%96.7%5.7%-12.3%1.5M1.36B-4.4M0.982.2584,81782,859975,632871,364
2009-07-15$31.70$50.00111.0%26.0%59.9%23.1%103.4%2.6%-3.6%2.0M1.43B-4.8M0.891.98104,16092,7041,002,908912,990
2009-07-16$30.30$50.00103.6%29.7%58.9%20.5%113.9%5.8%-12.8%1.5M1.37B-4.8M0.922.43113,659104,2881,024,329939,524
2009-07-17$30.20$50.0072.0%20.6%58.6%9.4%73.0%1.0%0.9%6.8M1.49B-4.2M0.841.73129,703108,3301,035,858952,223
2009-07-20$27.90$50.0067.5%19.3%64.4%7.9%86.3%15.8%1.9%672.0K1.24B-3.9M0.661.4184,79855,722868,520804,162
2009-07-21$26.50$50.0065.7%18.8%64.0%7.2%79.2%21.1%7.1%300.7K1.19B-3.9M0.521.0884,00343,784885,068823,598
2009-07-22$28.00$50.0073.3%21.0%67.6%9.9%84.1%10.7%0.3%754.6K1.21B-4.2M0.602.2864,59938,454895,099835,005
2009-07-23$27.70$50.0052.8%15.1%67.4%2.7%82.5%3.9%6.3%463.9K1.16B-4.2M0.442.1055,71824,647892,018844,533
2009-07-24$27.30$50.0074.9%21.5%67.5%10.5%114.7%4.4%-1.0%-159.8K1.21B-4.0M0.581.7236,62621,181882,159849,619
2009-07-27$26.90$50.0074.9%21.5%67.6%10.5%81.1%4.6%-3.5%-242.5K1.16B-3.8M0.471.7055,27225,796883,658855,367
2009-07-28$29.70$50.0056.2%16.1%77.2%3.9%58.8%35.5%9.3%1.4M935.6M-4.4M0.322.09113,59936,791882,968841,468
2009-07-29$32.20$50.0066.8%19.1%82.1%7.6%67.2%2.9%2.5%2.8M910.9M-4.5M0.502.0478,03738,827901,066847,763
2009-07-30$31.40$50.0061.4%17.6%82.8%5.7%82.0%-37.0%-32.9%1.5M1.03B-4.2M0.502.01135,01467,419895,597840,354
2009-07-31$31.70$40.0062.6%18.0%81.8%6.2%62.7%4.7%3.8%4.1M768.8M-4.7M0.642.6349,31131,345911,644808,478