CME Options History — August 2008

In August 2008, CME traded between $64.45 and $71.53. ATM implied volatility averaged 48.1%, placing in the 44.8% IV rank vs the trailing year. The 30-day expected move averaged 14.0%. IV traded below realized volatility by 25.1% (HV 20d: 73.2%). Max pain ranged from $70.00 to $74.00. Net GEX was positive for 21 of 21 trading days. Term structure was in contango for 7 of 21 days. Put/call ratio averaged 0.79.

Notable Days

  • 2008-08-15: Highest Volume — 67,525 contracts
  • 2008-08-08: Largest IV drop — 16.9% change
  • 2008-08-04: Highest IV Rank — 69.2%
  • 2008-08-01: Largest Expected Move — 16.9%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$67.84$64.45$71.53$66.59$67.08
Max Pain$72.57$70.00$74.00$70.00$72.00
ATM IV48.1%41.9%61.5%58.8%44.3%
Expected Move14.0%12.0%16.9%16.9%12.7%
HV 20d73.2%57.4%84.2%82.7%57.4%
HV 60d62.7%59.7%64.9%59.7%63.3%
IV Rank44.8%33.5%69.2%64.2%37.8%
IV Percentile82.1%66.7%96.0%95.6%73.4%
Term Structure-0.1%-3.4%3.7%-2.8%3.0%
VWIV49.7%42.9%60.2%60.2%45.1%
Skew 25d4.6%1.3%6.9%3.3%4.4%
Skew 10d9.9%3.7%15.4%7.1%7.8%
Call IV 25d47.8%40.4%58.4%58.4%43.2%
Put IV 25d52.4%45.0%61.8%61.8%47.6%
Bid-Ask Spread %56.4947.0765.8547.7863.62
Gamma HHI0.070.040.210.050.06
Net GEX5.6M1.7M14.2M3.7M5.1M
Net DEX277.4M49.9M476.2M287.9M384.0M
Net VEX-3.9M-4.2M-3.4M-4.2M-3.8M
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.790.371.620.731.62
Total Volume36,5459,54067,52554,60520,490
Total OI531,213.571438,470590,580525,720538,205

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2008-08-01$66.59$70.0058.8%16.9%82.7%64.2%60.2%3.3%-2.8%3.7M287.9M-4.2M0.7347.78N/AN/A31,61522,990328,445197,275
2008-08-04$64.45$74.0061.5%16.2%82.6%69.2%57.0%4.4%-3.4%1.7M370.2M-3.9M0.8747.07N/AN/A21,45018,685340,250201,105
2008-08-05$67.70$74.0051.7%14.9%84.2%51.3%53.2%5.7%-1.7%4.2M268.6M-4.1M0.6349.58N/AN/A19,55512,375346,005207,315
2008-08-06$68.55$74.0047.9%14.4%80.6%44.4%51.7%6.3%-1.2%6.5M218.9M-4.1M0.4949.65N/AN/A22,11010,895350,565208,560
2008-08-07$65.70$74.0050.4%15.1%81.2%48.9%53.6%6.1%-2.4%2.3M340.2M-3.8M0.9751.30N/AN/A11,02510,640354,465209,855
2008-08-08$68.43$74.0041.9%13.8%82.1%33.5%48.0%6.4%-0.2%5.5M251.7M-3.9M0.8355.58N/AN/A19,47516,190355,715211,550
2008-08-11$70.04$74.0044.8%13.8%80.8%38.7%49.1%6.5%-0.4%8.7M148.3M-4.1M0.3854.12N/AN/A28,60510,745359,515214,030
2008-08-12$67.53$74.0045.3%14.5%81.3%39.6%50.9%5.7%-2.5%5.4M269.6M-3.8M0.9656.49N/AN/A15,28014,690364,015214,415
2008-08-13$67.70$74.0046.5%14.3%77.5%41.8%50.7%6.2%-0.7%5.5M258.6M-3.8M0.7955.05N/AN/A22,45017,685367,490216,030
2008-08-14$68.78$74.0049.2%14.1%77.6%46.8%49.2%5.9%-0.9%6.2M243.5M-3.8M0.6455.40N/AN/A19,53512,435368,450218,710
2008-08-15$71.53$72.0048.0%13.8%78.7%44.5%49.4%6.9%-0.4%14.2M49.9M-4.1M0.8955.69N/AN/A35,77531,750371,575219,005
2008-08-18$67.33$72.0050.8%14.6%81.5%49.6%51.3%1.3%-1.5%4.8M275.6M-3.7M0.8555.74N/AN/A26,96023,035275,260163,210
2008-08-19$67.31$72.0051.1%14.7%69.0%50.3%51.6%3.6%-1.4%4.6M288.5M-3.8M0.4858.93N/AN/A17,0958,135288,035174,345
2008-08-20$68.40$72.0049.6%14.2%64.6%47.5%50.5%4.7%-0.0%5.3M270.1M-3.9M0.5061.51N/AN/A8,8554,410296,830179,150
2008-08-21$68.42$72.0047.9%13.7%61.4%44.4%48.0%3.9%0.9%5.4M267.2M-3.9M0.6457.86N/AN/A5,8303,710299,800180,140
2008-08-22$71.44$70.0042.3%12.1%63.6%34.2%43.7%3.3%2.2%8.3M152.9M-4.2M0.3765.85N/AN/A35,56013,090302,445181,780
2008-08-25$68.13$70.0043.8%12.6%63.4%36.9%43.8%1.9%2.4%6.2M263.1M-3.8M1.6062.34N/AN/A15,10024,215307,550183,635
2008-08-26$64.49$72.0047.4%13.6%61.1%43.6%48.0%2.5%2.7%2.5M476.2M-3.4M0.7865.02N/AN/A30,33023,660308,350197,985
2008-08-27$66.10$72.0044.8%12.8%62.2%38.7%45.7%3.6%3.7%4.2M430.4M-3.6M0.7458.58N/AN/A25,95019,140318,125206,760
2008-08-28$68.90$72.0042.0%12.0%63.3%33.7%42.9%4.6%3.1%7.3M310.1M-3.9M0.8859.21N/AN/A19,14016,785322,110207,430
2008-08-29$67.08$72.0044.3%12.7%57.4%37.8%45.1%4.4%3.0%5.1M384.0M-3.8M1.6263.62N/AN/A7,82012,670325,660212,545