GOOG Options History — May 2008

In May 2008, GOOG traded between $13.60 and $14.86. ATM implied volatility averaged 32.3%, placing in the 39.6% IV rank vs the trailing year. The 30-day expected move averaged 9.4%. IV traded below realized volatility by 19.4% (HV 20d: 51.8%). Max pain ranged from $12.74 to $13.74. Net GEX was positive for 20 of 20 trading days. Term structure was in contango for 20 of 20 days. Put/call ratio averaged 0.72.

Notable Days

  • 2008-05-01: Highest Volume — 4,767,840 contracts
  • 2008-05-15: Largest IV spike — 26.6% change
  • 2008-05-07: Highest IV Rank — 49.3%
  • 2008-05-07: Largest Expected Move — 10.3%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$14.37$13.60$14.86$14.81$14.63
Max Pain$13.46$12.74$13.74$12.74$13.74
ATM IV32.3%26.4%36.3%33.4%27.6%
Expected Move9.4%7.9%10.3%9.6%7.9%
HV 20d51.8%24.8%71.3%71.3%32.4%
HV 60d54.8%53.8%55.4%55.1%53.9%
IV Rank39.6%25.0%49.3%42.2%27.9%
IV Percentile53.4%27.0%71.0%59.5%28.2%
Term Structure4.6%1.3%8.8%1.3%8.8%
VWIV33.3%28.1%36.1%33.9%28.1%
Skew 25d0.9%-0.7%2.0%1.1%0.9%
Skew 10d1.7%-1.1%4.0%1.6%2.4%
Call IV 25d32.9%27.5%36.4%33.3%27.5%
Put IV 25d33.8%28.4%36.4%34.5%28.4%
Bid-Ask Spread %22.559.6329.679.6321.83
Gamma HHI0.060.040.100.050.05
Net GEX113.8M27.8M189.9M174.3M107.3M
Net DEX-5.40B-8.27B-1.65B-8.09B-4.63B
Net VEX-38.6M-40.2M-37.3M-38.7M-37.4M
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.720.371.080.630.99
Total Volume2,934,8691,607,3604,767,8404,767,8401,919,360
Total OI20,894,87016,489,60024,371,22020,649,18019,616,440

Daily Data (20 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call VolPut VolCall OIPut OI
2008-05-01$14.81$12.7433.4%9.6%71.3%42.2%33.9%1.1%1.3%174.3M-8.09B-38.7M0.639.632,932,6401,835,20012,320,1408,329,040
2008-05-02$14.52$12.9931.4%9.0%71.1%37.2%32.5%-0.7%3.4%145.9M-6.87B-39.2M0.4512.573,009,8401,363,72012,378,4408,630,660
2008-05-05$14.86$13.2434.7%9.9%70.1%45.3%35.2%0.4%2.6%189.9M-8.27B-39.7M0.7919.501,971,0401,552,64012,939,8808,807,840
2008-05-06$14.64$13.4934.7%9.8%69.9%45.3%34.7%-0.4%2.8%167.3M-7.33B-39.8M0.8319.731,345,8601,123,48012,971,7209,060,940
2008-05-07$14.46$13.4936.3%10.3%70.1%49.3%36.1%-0.1%1.9%153.3M-6.68B-40.2M0.5721.732,031,9801,152,56013,158,8209,271,860
2008-05-08$14.56$13.2434.7%10.1%70.1%45.4%35.9%0.4%2.3%175.9M-7.11B-40.1M0.5319.961,541,700821,70013,358,1409,285,840
2008-05-09$14.32$13.2435.5%10.2%69.6%47.3%36.1%0.5%2.0%150.0M-6.08B-39.8M0.3719.782,138,260787,46013,348,5809,314,180
2008-05-12$14.61$13.2432.9%10.0%69.1%41.0%35.2%1.7%3.4%186.8M-7.25B-38.9M0.6322.832,232,7201,403,56013,414,4409,417,720
2008-05-13$14.56$13.4929.4%9.6%68.8%32.4%33.6%1.7%3.6%155.7M-6.94B-38.8M0.7624.751,443,6401,091,00013,526,0009,764,360
2008-05-14$14.39$13.4926.4%9.5%69.3%25.0%33.2%1.9%3.9%97.3M-6.16B-38.5M1.0825.271,315,6001,416,82013,795,78010,050,400
2008-05-15$14.51$13.4933.4%9.6%68.8%42.3%33.4%2.0%3.3%122.3M-6.71B-38.7M0.8928.892,041,6001,824,90013,995,94010,176,840
2008-05-16$14.49$13.4933.6%9.6%26.9%42.6%33.6%1.8%3.1%67.9M-6.36B-38.6M0.9226.052,143,7801,977,90014,001,94010,369,280
2008-05-19$14.42$13.4932.2%9.2%26.9%39.2%32.5%1.1%7.1%81.6M-3.87B-37.6M0.7427.411,585,2201,174,5409,940,4206,549,180
2008-05-20$14.45$13.7431.3%9.0%24.8%37.0%31.6%1.9%6.8%84.7M-3.88B-38.4M0.7326.30928,720678,64010,246,7206,927,400
2008-05-21$13.74$13.7433.8%9.7%30.6%43.2%34.0%-0.7%6.9%38.8M-2.11B-37.4M0.7629.671,817,2601,377,26010,393,1407,203,800
2008-05-22$13.72$13.7432.5%9.3%30.5%40.0%32.5%0.9%6.8%32.3M-1.89B-37.6M0.7525.641,447,5601,090,88010,727,2007,625,100
2008-05-23$13.60$13.7429.8%8.5%30.7%33.3%30.2%0.5%8.8%27.8M-1.65B-37.3M0.8618.961,316,6801,135,86010,889,8007,745,260
2008-05-27$14.01$13.7432.2%9.2%32.0%39.2%32.3%1.3%6.7%51.7M-2.73B-38.0M0.7024.161,208,600851,18011,043,7208,011,440
2008-05-28$14.19$13.7431.1%8.9%32.1%36.5%31.3%2.0%6.2%64.7M-3.32B-37.8M0.4926.271,118,520547,50011,146,5008,142,500
2008-05-30$14.63$13.7427.6%7.9%32.4%27.9%28.1%0.9%8.8%107.3M-4.63B-37.4M0.9921.83962,800956,56011,347,1408,269,300