SPX Options History — October 2014

In October 2014, SPX traded between $1855.37 and $2017.81. ATM implied volatility averaged 12.6%, placing in the 51.0% IV rank vs the trailing year. The 30-day expected move averaged 3.7%. IV traded below realized volatility by 4.5% (HV 20d: 17.2%). Max pain ranged from $1875.00 to $1975.00. Net GEX was positive for 6 of 23 trading days. Term structure was in contango for 7 of 23 days. Put/call ratio averaged 1.90.

Notable Days

  • 2014-10-15: Highest Volume — 2,599,170 contracts
  • 2014-10-29: Largest IV spike — 426.4% change
  • 2014-10-14: Highest IV Rank — 100.0%
  • 2014-10-15: Largest Expected Move — 5.6%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$1937.56$1855.37$2017.81$1947.98$2017.81
Max Pain$1944.12$1875.00$1975.00$1950.00$1950.00
ATM IV12.6%1.5%21.5%14.4%11.8%
Expected Move3.7%0.4%5.6%4.4%4.0%
HV 20d17.2%10.5%20.8%10.5%20.3%
HV 60d12.4%9.6%14.2%9.7%13.7%
IV Rank51.0%0.0%100.0%60.4%51.4%
IV Percentile67.4%0.0%100.0%92.9%69.8%
Term Structure0.1%-2.3%10.7%0.1%0.4%
VWIV18.3%15.7%23.0%16.2%15.7%
Skew 25d5.9%-0.0%10.0%5.6%3.7%
Skew 10d11.3%1.9%18.4%10.6%7.7%
Call IV 25d11.8%2.6%17.6%12.0%10.4%
Put IV 25d17.7%2.6%26.7%17.6%14.1%
Bid-Ask Spread %19.6012.4031.2413.1220.38
Gamma HHI0.250.031.000.030.06
Net GEX-10.67B-36.06B22.87B-24.93B22.87B
Net DEX29.87B-325.17B373.81B76.33B-325.17B
Net VEX-1.69B-2.38B-3-2.18B-2.00B
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio1.900.002.951.831.33
Total Volume1,081,066.609102,599,1701,367,4241,997,779
Total OI10,093,260.871014,501,94411,698,30113,941,987

Daily Data (23 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call VolPut VolCall OIPut OI
2014-10-01$1947.98$1950.0014.4%4.4%10.5%60.4%16.2%5.6%0.1%-24.93B76.33B-2.18B1.8313.12482,995884,4293,713,5587,984,743
2014-10-02$1945.68$1950.0013.9%4.4%10.5%55.5%17.5%5.1%0.1%-26.15B85.81B-2.21B1.5512.40506,262785,4183,874,3048,376,148
2014-10-03$1967.38$1950.0012.8%4.1%11.3%44.9%16.1%4.7%0.1%-9.18B-16.71B-2.21B2.0213.41349,946706,4594,061,2518,612,588
2014-10-06$1962.43$1950.0013.5%4.3%11.3%51.9%17.1%5.2%-0.0%-12.93B694.0M-2.17B2.0514.97230,905473,3743,867,0678,193,860
2014-10-07$1933.80$1950.0015.1%4.5%12.2%66.7%18.1%5.8%-0.2%-25.05B112.57B-2.18B2.0913.73289,557604,6763,922,0618,326,164
2014-10-08$1969.14$1950.0012.9%4.1%14.0%46.2%15.7%5.1%-0.1%-17.53B-5.60B-2.01B1.8618.68482,472895,4093,574,9468,605,680
2014-10-09$1930.41$0.004.6%0.6%15.5%0.0%0.0%0.0%-0.4%-23.2K15.0K-690.0030.69010010
2014-10-10$1924.92$0.005.5%0.7%15.5%6.7%0.0%0.0%-0.5%-1.4K440-30.0028.33010010
2014-10-13$1875.97$0.007.9%0.8%17.7%24.1%0.0%-0.0%-0.6%-296.5K437.8K-5740.0028.16010010
2014-10-14$1887.14$1950.0018.9%5.1%17.5%100.0%18.5%7.7%-0.7%-35.39B254.74B-2.13B2.5117.51352,987884,4753,826,3479,137,110
2014-10-15$1855.37$1950.0021.5%5.6%18.2%100.0%20.8%8.8%-0.9%-36.06B373.81B-2.14B2.9518.37657,9911,941,1793,995,5389,380,174
2014-10-16$1856.19$1950.0021.5%5.5%17.9%99.6%20.8%9.1%-1.2%-30.97B356.93B-2.36B2.1416.33613,0151,310,7544,774,0759,727,869
2014-10-17$1887.52$1950.0017.7%4.9%19.4%77.4%20.2%9.0%-2.3%-18.21B181.76B-2.38B2.7422.38348,269954,8364,022,8198,175,467
2014-10-20$1904.36$0.0016.1%4.8%19.7%67.8%23.0%6.1%-0.2%-18.99B118.83B-2.07B2.4218.58335,151812,2293,756,8178,528,076
2014-10-21$1937.68$1975.009.8%4.4%20.8%30.5%18.2%5.2%10.7%-10.06B-12.41B-2.10B2.3316.93448,3321,042,9353,846,2378,777,333
2014-10-22$1927.55$1875.0015.7%4.7%20.5%65.7%18.9%10.0%-0.5%-13.29B33.62B-2.19B2.4915.42413,5471,028,0233,949,4259,020,537
2014-10-23$1948.62$1925.0014.4%4.5%20.3%57.9%18.7%4.9%-0.5%-7.15B-43.17B-2.24B1.6316.75516,584844,5804,048,0029,392,301
2014-10-24$1964.08$1925.0014.0%4.5%20.3%55.4%18.8%7.5%-0.3%5.47B-118.63B-2.17B1.9818.27363,134717,4384,120,4369,539,015
2014-10-27$1960.03$0.001.5%0.4%20.3%0.0%0.0%0.0%-1.2%417.0K-5.3M-4.0K0.0023.67300300
2014-10-28$1983.36$0.002.4%0.7%20.7%4.1%0.0%0.0%-0.7%79.5K-5.9M-5490.0031.24300300
2014-10-29$1982.15$1950.0012.4%4.1%20.2%54.1%17.7%4.9%0.4%1.51B-162.46B-2.11B1.7420.08538,433935,7104,085,4699,292,658
2014-10-30$1994.31$1950.0012.2%4.0%20.2%53.3%17.8%4.4%0.4%10.52B-223.97B-2.05B2.2721.52341,450773,7094,197,4869,497,362
2014-10-31$2017.81$1950.0011.8%4.0%20.3%51.4%15.7%3.7%0.4%22.87B-325.17B-2.00B1.3320.38856,1571,141,6224,262,9699,679,018