SPY Options History — October 2009

In October 2009, SPY traded between $102.49 and $109.79. ATM implied volatility averaged 21.1%, placing in the 5.1% IV rank vs the trailing year. The 30-day expected move averaged 6.2%. IV traded above realized volatility by 4.9% (HV 20d: 16.2%). Max pain ranged from $105.00 to $108.00. Net GEX was positive for 4 of 22 trading days. Term structure was in contango for 18 of 22 days. Put/call ratio averaged 1.84.

Notable Days

  • 2009-10-30: Highest Volume — 2,463,268 contracts
  • 2009-10-30: Largest IV spike — 23.0% change
  • 2009-10-30: Highest IV Rank — 14.9%
  • 2009-10-02: Largest Expected Move — 7.4%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$106.87$102.49$109.79$103.72$103.56
Max Pain$106.73$105.00$108.00$105.00$107.00
ATM IV21.1%17.2%26.0%24.3%25.9%
Expected Move6.2%5.3%7.4%7.0%7.4%
HV 20d16.2%14.7%20.4%14.7%20.4%
HV 60d15.9%15.2%17.7%16.3%17.7%
IV Rank5.1%0.0%14.9%6.3%14.9%
IV Percentile10.8%0.0%38.5%24.6%38.5%
Term Structure0.9%-0.4%1.7%-0.0%-0.4%
VWIV22.3%19.4%26.1%24.7%26.1%
Skew 25d5.1%3.6%8.4%4.5%8.4%
Skew 10d10.9%7.8%19.5%8.6%19.5%
Call IV 25d19.5%16.8%23.1%23.1%22.7%
Put IV 25d24.6%20.4%31.1%27.6%31.1%
Bid-Ask Spread %2.912.043.992.093.68
Gamma HHI0.060.040.130.050.05
Net GEX-411.5M-1.13B885.0M-1.02B-1.13B
Net DEX-95.7M-12.99B14.38B9.56B14.38B
Net VEX-128.6M-155.1M-112.4M-155.1M-150.4M
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio1.841.143.652.062.33
Total Volume1,298,014.818776,6552,463,2681,514,5572,463,268
Total OI12,793,44110,929,06713,873,43212,487,27013,579,749

Daily Data (22 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2009-10-01$103.72$105.0024.3%7.0%14.7%6.3%24.7%4.5%-0.0%-1.02B9.56B-155.1M2.062.09N/AN/A495,3251,019,2323,872,7778,614,493
2009-10-02$102.49$105.0026.0%7.4%15.3%8.6%26.1%5.6%-0.3%-1.05B10.61B-135.1M2.012.04N/AN/A528,4331,060,1213,807,6738,326,115
2009-10-05$104.02$106.0022.8%6.9%15.4%4.3%25.2%6.9%0.4%-902.7M6.18B-130.6M1.493.23N/AN/A312,413464,2423,930,1918,535,776
2009-10-06$105.51$106.0021.1%6.4%15.9%2.1%23.9%5.9%0.9%-701.7M1.73B-126.9M1.773.86N/AN/A480,992849,6883,950,1918,536,435
2009-10-07$105.80$106.0020.3%6.3%15.7%1.0%22.4%5.6%1.2%-548.4M247.6M-126.1M1.502.95N/AN/A356,630535,5194,033,5408,678,429
2009-10-08$106.61$106.0019.1%6.2%15.5%0.0%22.5%5.4%1.0%-277.9M-3.18B-124.2M1.193.54N/AN/A619,898735,6624,102,0318,813,674
2009-10-09$107.26$106.0017.2%6.0%15.6%0.0%21.9%5.0%1.1%-95.5M-5.07B-121.6M1.802.37N/AN/A278,976502,6364,269,7738,971,834
2009-10-12$107.68$106.0020.0%5.9%15.6%3.5%22.3%4.9%1.2%36.3M-6.36B-118.3M1.782.54N/AN/A350,490624,0824,308,4039,038,560
2009-10-13$107.46$106.0021.5%6.1%15.6%5.8%21.8%4.9%1.0%-290.1M-4.85B-119.5M1.652.56N/AN/A306,552506,0604,350,6239,159,751
2009-10-14$109.31$106.0022.2%5.9%15.9%6.7%21.5%4.7%1.2%604.5M-12.16B-114.8M1.142.81N/AN/A793,324907,8104,398,2489,196,763
2009-10-15$109.71$107.0019.4%5.6%15.9%2.9%21.0%4.2%1.3%885.0M-12.99B-112.6M1.302.78N/AN/A541,752701,9534,440,3049,297,641
2009-10-16$108.89$107.0019.2%5.5%16.1%3.3%20.2%4.2%1.6%200.8M-9.36B-115.6M1.283.37N/AN/A582,508745,7124,405,6209,467,812
2009-10-19$109.79$107.0018.7%5.4%16.2%2.5%19.8%4.3%1.7%-89.1M-6.07B-112.4M1.993.05N/AN/A343,875684,6393,438,8827,490,185
2009-10-20$109.21$107.0018.9%5.4%16.3%2.8%19.4%3.7%1.7%-153.1M-5.30B-113.8M3.652.48N/AN/A378,2731,381,7313,565,4027,776,413
2009-10-21$108.23$108.0020.0%5.7%16.4%4.7%20.7%4.1%1.2%-432.8M-762.8M-130.9M2.233.99N/AN/A347,732776,5733,678,9418,399,026
2009-10-22$109.33$108.0018.5%5.3%16.0%2.1%19.7%3.6%1.7%-331.7M-3.86B-128.7M2.052.41N/AN/A409,126838,1123,755,5918,680,497
2009-10-23$108.08$108.0019.5%5.6%16.5%3.8%20.0%4.4%1.7%-490.0M226.6M-132.5M2.083.36N/AN/A356,127742,4883,807,3688,665,300
2009-10-26$106.91$108.0021.3%6.1%16.0%7.1%21.4%4.5%0.7%-689.1M3.12B-135.3M1.922.68N/AN/A440,138847,0193,865,4358,800,267
2009-10-27$106.42$108.0021.9%6.3%16.0%8.1%21.9%4.9%0.6%-796.0M5.08B-137.6M1.772.70N/AN/A432,080763,9193,921,2518,924,925
2009-10-28$104.41$108.0025.3%7.3%17.4%13.9%24.9%6.4%-0.3%-1.02B11.80B-144.9M1.593.16N/AN/A690,8461,099,1333,990,7599,127,765
2009-10-29$106.65$107.0021.1%6.0%17.7%6.6%23.1%5.9%1.0%-750.2M4.94B-141.9M1.882.32N/AN/A438,529822,7084,120,5199,360,770
2009-10-30$103.56$107.0025.9%7.4%20.4%14.9%26.1%8.4%-0.4%-1.13B14.38B-150.4M2.333.68N/AN/A738,9661,724,3024,175,5449,404,205