SPY Options History — April 2013

In April 2013, SPY traded between $153.93 and $159.74. ATM implied volatility averaged 12.2%, placing in the 16.3% IV rank vs the trailing year. The 30-day expected move averaged 3.5%. IV traded above realized volatility by 0.1% (HV 20d: 12.1%). Max pain ranged from $155.00 to $159.00. Net GEX was positive for 9 of 22 trading days. Term structure was in contango for 21 of 22 days. Put/call ratio averaged 1.70.

Notable Days

  • 2013-04-17: Highest Volume — 4,184,577 contracts
  • 2013-04-15: Largest IV spike — 45.5% change
  • 2013-04-15: Highest IV Rank — 31.8%
  • 2013-04-18: Largest Expected Move — 4.3%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$156.93$153.93$159.74$155.95$159.74
Max Pain$156.10$155.00$159.00$156.00$158.00
ATM IV12.2%10.4%15.2%11.8%11.5%
Expected Move3.5%3.0%4.3%3.4%3.3%
HV 20d12.1%7.4%15.5%7.4%15.4%
HV 60d10.3%8.5%11.8%8.5%11.7%
IV Rank16.3%7.3%31.8%14.5%12.5%
IV Percentile27.3%4.0%62.7%21.4%19.8%
Term Structure0.4%-0.1%1.0%0.3%0.9%
VWIV13.0%10.7%17.0%13.1%13.1%
Skew 25d4.2%3.2%5.5%4.5%3.9%
Skew 10d8.2%6.5%10.5%8.4%7.7%
Call IV 25d10.5%9.3%12.9%10.0%10.0%
Put IV 25d14.7%12.6%18.3%14.6%13.9%
Bid-Ask Spread %5.453.027.275.545.75
Gamma HHI0.060.050.100.050.06
Net GEX-814.6M-5.85B4.03B-1.30B1.07B
Net DEX-9.69B-39.69B26.30B-6.06B-25.53B
Net VEX-294.8M-317.2M-273.9M-292.4M-288.8M
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio1.701.292.692.691.79
Total Volume2,624,809.9551,703,0744,184,5771,751,6261,703,074
Total OI20,034,556.72717,583,05123,170,85817,583,05119,719,879

Daily Data (22 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2013-04-01$155.95$156.0011.8%3.4%7.4%14.5%13.1%4.5%0.3%-1.30B-6.06B-292.4M2.695.54N/AN/A474,2871,277,3395,834,92511,748,126
2013-04-02$156.90$156.0010.9%3.1%7.4%9.7%11.7%4.1%0.4%63.1M-14.26B-285.3M2.425.56N/AN/A547,9281,328,1555,975,74412,178,024
2013-04-03$155.25$156.0012.7%3.6%8.1%18.8%13.1%4.6%-0.1%-3.14B3.31B-294.4M1.644.86N/AN/A1,026,8411,679,8996,146,58312,700,642
2013-04-04$155.85$156.0012.1%3.5%8.2%15.6%13.4%4.4%0.1%-1.63B-3.94B-300.5M1.483.91N/AN/A997,5571,480,7996,560,87213,041,278
2013-04-05$155.02$156.0012.3%3.5%8.4%17.0%15.0%4.4%0.2%-4.34B5.36B-304.9M1.895.31N/AN/A1,163,2812,195,0326,826,69913,324,476
2013-04-08$156.32$156.0011.9%3.4%8.8%14.6%13.4%4.1%0.0%-521.8M-10.23B-291.7M1.584.95N/AN/A706,5921,116,9336,361,66012,911,022
2013-04-09$156.77$156.0011.2%3.2%8.8%11.1%12.4%4.0%0.0%1.29B-16.12B-289.1M1.374.42N/AN/A854,7711,174,7546,663,67213,189,457
2013-04-10$158.70$156.0010.4%3.0%9.7%7.3%11.7%3.2%0.3%4.03B-37.02B-273.9M1.326.55N/AN/A1,465,2611,927,2896,871,28213,476,996
2013-04-11$159.21$0.0010.9%3.1%9.7%9.5%11.9%3.2%0.1%4.02B-39.69B-278.4M1.365.28N/AN/A1,282,2081,748,1667,003,76014,123,572
2013-04-12$158.61$159.0010.5%3.0%9.8%7.4%11.5%3.2%0.2%2.00B-32.37B-275.9M1.806.34N/AN/A803,4981,443,3917,247,23114,465,567
2013-04-15$154.92$155.0015.2%4.3%12.9%31.8%15.6%5.3%0.1%-3.59B15.89B-317.2M2.375.40N/AN/A1,190,7442,823,5636,939,20614,024,342
2013-04-16$157.41$155.0012.1%3.5%14.0%16.0%13.1%3.9%1.0%-425.9M-13.36B-298.8M1.593.02N/AN/A818,5731,303,4677,201,62414,513,742
2013-04-17$155.07$155.0014.5%4.1%15.0%28.0%15.4%5.1%0.5%-4.60B14.43B-316.5M1.793.75N/AN/A1,500,2372,684,3407,278,34314,722,995
2013-04-18$153.93$155.0015.1%4.3%15.2%31.3%17.0%5.5%0.2%-5.85B26.30B-317.2M2.116.39N/AN/A1,141,7302,411,5157,523,13614,935,349
2013-04-19$155.23$155.0013.2%3.8%15.3%21.2%13.7%4.5%0.3%-3.16B7.66B-304.1M1.373.79N/AN/A1,602,8092,192,4227,741,09615,429,762
2013-04-22$156.06$155.0012.8%3.7%15.1%19.2%13.3%4.5%0.7%-2.11B317.6M-297.3M1.735.19N/AN/A653,1541,129,3346,054,56911,902,896
2013-04-23$157.71$155.0011.6%3.3%15.5%13.1%11.1%4.0%1.0%217.8M-15.81B-286.7M1.467.17N/AN/A1,135,1991,660,3376,212,73112,254,457
2013-04-24$157.84$156.0012.0%3.4%15.4%15.2%10.7%4.2%0.9%-22.9M-15.04B-291.8M1.516.29N/AN/A806,0101,217,1326,392,80812,611,357
2013-04-25$158.62$156.0011.7%3.4%15.4%13.9%12.2%4.0%0.1%1.05B-22.03B-291.6M1.456.94N/AN/A1,254,4951,817,2436,578,81412,932,133
2013-04-26$158.11$158.0012.0%3.4%15.4%15.5%11.5%4.0%0.0%-1.35B-13.42B-296.8M1.417.27N/AN/A900,5191,269,9126,711,24713,288,744
2013-04-29$159.29$158.0012.1%3.5%15.5%15.7%12.7%4.0%0.8%372.6M-21.50B-292.1M1.296.15N/AN/A803,0791,032,9506,457,05712,682,373
2013-04-30$159.74$158.0011.5%3.3%15.4%12.5%13.1%3.9%0.9%1.07B-25.53B-288.8M1.795.75N/AN/A609,5581,093,5166,706,24613,013,633