SPX Options History — November 2015

In November 2015, SPX traded between $2024.07 and $2113.72. ATM implied volatility averaged 13.6%, placing in the 25.5% IV rank vs the trailing year. The 30-day expected move averaged 4.0%. IV traded above realized volatility by 1.1% (HV 20d: 12.5%). Max pain ranged from $2000.00 to $2025.00. Net GEX was positive for 16 of 20 trading days. Term structure was in contango for 20 of 20 days. Put/call ratio averaged 2.22.

Notable Days

  • 2015-11-13: Highest Volume — 1,636,302 contracts
  • 2015-11-12: Largest IV spike — 20.1% change
  • 2015-11-13: Highest IV Rank — 41.2%
  • 2015-11-13: Largest Expected Move — 5.1%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$2080.91$2024.07$2113.72$2101.25$2081.59
Max Pain$2003.50$2000.00$2025.00$2000.00$2000.00
ATM IV13.6%11.6%17.0%11.6%14.0%
Expected Move4.0%3.3%5.1%3.4%4.1%
HV 20d12.5%11.1%14.8%11.2%12.5%
HV 60d19.2%15.6%21.1%20.9%15.6%
IV Rank25.5%15.3%41.2%18.7%19.9%
IV Percentile57.3%29.0%82.5%29.4%63.5%
Term Structure0.3%0.0%0.9%0.9%0.2%
VWIV15.5%12.7%19.8%13.3%15.2%
Skew 25d5.3%4.4%6.1%4.4%5.6%
Skew 10d10.1%8.2%11.9%8.4%10.5%
Call IV 25d11.4%9.4%14.2%9.4%11.5%
Put IV 25d16.7%13.9%20.3%13.9%17.1%
Bid-Ask Spread %29.4918.8642.4830.3141.71
Gamma HHI0.030.030.060.040.03
Net GEX11.32B-20.32B26.21B23.24B6.94B
Net DEX-221.55B-386.81B62.97B-337.60B-185.97B
Net VEX-2.03B-2.18B-1.86B-2.03B-1.86B
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio2.221.382.881.712.69
Total Volume1,066,919.25630,0791,636,302946,867778,161
Total OI14,219,516.6513,219,06415,633,63713,365,40413,307,387

Daily Data (20 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call VolPut VolCall OIPut OI
2015-11-02$2101.25$2000.0011.6%3.4%11.2%18.7%13.3%4.4%0.9%23.24B-337.60B-2.03B1.7130.31349,970596,8974,740,6958,624,709
2015-11-03$2113.72$2000.0011.6%3.3%11.1%18.6%12.7%4.6%0.1%26.21B-386.81B-2.01B1.3834.61441,143608,4014,821,8028,794,208
2015-11-04$2098.56$2000.0012.9%3.6%11.6%24.3%14.0%5.1%0.0%21.00B-322.27B-2.13B1.6833.18383,237642,6644,927,2928,972,227
2015-11-05$2101.12$2005.0012.6%3.5%11.3%23.1%13.4%4.9%0.1%21.05B-332.27B-2.09B2.0140.73328,107658,2654,983,2119,185,826
2015-11-06$2098.10$2000.0011.8%3.6%11.4%19.6%13.4%4.5%0.3%23.41B-328.62B-2.06B1.8624.23421,772784,9375,050,0409,368,912
2015-11-09$2077.14$2000.0013.9%4.1%12.2%28.5%15.3%5.5%0.4%10.58B-208.90B-2.14B2.6027.05296,613770,0424,898,2599,031,884
2015-11-10$2079.60$2010.0013.0%3.6%11.8%24.7%13.9%5.4%0.5%11.09B-222.51B-2.09B2.0529.90265,323543,4774,949,8679,388,946
2015-11-11$2084.30$2015.0012.8%3.5%11.5%23.8%14.4%5.2%0.6%13.11B-246.72B-2.07B2.4633.92181,966448,1134,982,2469,513,257
2015-11-12$2046.79$2015.0015.4%4.6%12.6%34.6%16.5%5.7%0.5%-5.85B-54.89B-2.14B2.3538.60367,437863,1275,005,2549,676,500
2015-11-13$2024.07$2025.0017.0%5.1%13.1%41.2%19.8%6.1%0.5%-20.32B62.97B-2.18B2.1142.48526,8401,109,4625,056,3289,908,941
2015-11-16$2051.29$2000.0015.6%4.5%14.0%35.5%16.9%5.8%0.0%-1.35B-92.20B-2.07B1.6724.88376,478629,3284,888,0959,398,440
2015-11-17$2052.39$2000.0016.0%4.6%14.0%37.1%18.6%6.0%0.0%-672.6M-99.30B-2.09B2.1620.32339,333732,0194,960,1589,631,664
2015-11-18$2084.88$2000.0014.0%4.2%14.8%28.9%17.1%5.4%0.1%16.66B-265.65B-2.00B2.4620.70419,0091,028,7305,013,8379,813,411
2015-11-19$2082.19$2000.0014.4%4.3%13.7%30.4%17.6%5.4%0.2%13.77B-245.48B-2.05B2.1218.86416,480882,9125,094,56410,222,538
2015-11-20$2088.14$2000.0013.3%4.0%13.1%25.8%16.9%5.4%0.2%16.03B-286.81B-2.02B2.3222.26462,0701,072,7135,192,51710,441,120
2015-11-23$2086.68$2000.0013.1%3.7%13.1%25.2%14.0%5.2%0.1%12.97B-208.88B-1.93B2.6823.69205,706550,8444,595,2438,623,821
2015-11-24$2087.15$2000.0013.3%3.8%13.0%18.4%14.2%5.4%0.1%12.08B-211.07B-1.92B2.4522.48205,406503,7884,648,8178,849,948
2015-11-25$2089.21$2000.0012.7%3.8%12.4%15.3%16.4%5.1%0.2%13.58B-223.54B-1.89B2.8823.61279,160804,0034,699,5669,083,665
2015-11-27$2090.11$2000.0013.1%3.9%12.4%17.2%15.9%5.2%0.1%12.91B-234.46B-1.86B2.7336.29285,672778,7804,755,4319,289,707
2015-11-30$2081.59$2000.0014.0%4.1%12.5%19.9%15.2%5.6%0.2%6.94B-185.97B-1.86B2.6941.71210,648567,5134,582,5268,724,861