S Options History — April 2013

In April 2013, S traded between $6.16 and $7.20. ATM implied volatility averaged 24.3%, placing in the 18.6% IV rank vs the trailing year. The 30-day expected move averaged 7.0%. IV traded below realized volatility by 9.7% (HV 20d: 34.0%). Max pain ranged from $6.00 to $7.00. Net GEX was positive for 22 of 22 trading days. Term structure was in contango for 14 of 22 days. Put/call ratio averaged 0.82.

Notable Days

  • 2013-04-15: Highest Volume — 794,659 contracts
  • 2013-04-15: Largest IV spike — 28.4% change
  • 2013-04-15: Highest IV Rank — 27.9%
  • 2013-04-15: Largest Expected Move — 8.2%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$6.72$6.16$7.20$6.25$7.05
Max Pain$6.40$6.00$7.00$6.50$7.00
ATM IV24.3%20.1%29.1%20.1%27.0%
Expected Move7.0%5.9%8.2%5.9%7.8%
HV 20d34.0%17.3%47.8%17.3%47.2%
HV 60d24.4%15.7%30.2%18.3%30.0%
IV Rank18.6%9.6%27.9%9.6%24.3%
IV Percentile41.8%27.4%50.4%27.4%50.4%
Term Structure0.9%-4.2%5.5%4.5%-1.2%
VWIV24.5%20.5%28.8%21.9%26.9%
Skew 25d-1.4%-7.3%3.6%0.1%-0.9%
Skew 10d3.6%-11.4%26.2%9.9%6.9%
Call IV 25d26.2%20.2%31.6%21.7%27.2%
Put IV 25d24.8%19.8%33.5%21.8%26.3%
Bid-Ask Spread %14.914.1731.1620.0822.00
Gamma HHI0.610.370.770.690.61
Net GEX8.7M3.9M11.8M8.7M10.4M
Net DEX-89.6M-210.4M-15.0M-31.5M-116.0M
Net VEX-875.2K-1.3M-717.1K-815.1K-885.1K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.820.202.281.200.57
Total Volume92,674.22711,200794,65934,88091,495
Total OI1,702,634.1361,564,8201,803,5121,782,9851,568,083

Daily Data (22 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2013-04-01$6.25$6.5020.1%5.9%17.3%9.6%21.9%0.1%4.5%8.7M-31.5M-815.1K1.2020.08N/AN/A15,84619,0341,098,693684,292
2013-04-02$6.23$6.5021.4%6.3%17.5%11.1%22.4%1.3%3.6%10.0M-47.7M-1.3M0.7518.28N/AN/A7,7015,7411,105,683687,143
2013-04-03$6.16$6.5021.8%6.2%18.1%11.6%21.6%-0.3%0.5%11.8M-21.6M-785.7K0.9517.33N/AN/A13,22412,6061,107,264683,626
2013-04-04$6.21$6.5020.8%6.0%18.2%10.5%21.3%3.6%1.4%10.0M-29.4M-717.1K2.2811.40N/AN/A5,15711,7491,105,575687,978
2013-04-05$6.23$6.5021.3%6.1%18.1%11.0%21.4%1.0%0.7%9.1M-32.2M-772.7K1.2411.83N/AN/A7,1278,8041,105,873693,555
2013-04-08$6.30$6.5025.1%7.2%18.3%15.7%25.4%-2.3%0.7%6.9M-25.0M-849.4K1.039.52N/AN/A19,10219,7711,098,081693,788
2013-04-09$6.28$6.5024.2%6.9%18.3%14.6%21.4%-1.9%1.6%8.1M-22.3M-787.3K0.839.83N/AN/A25,66821,3931,086,234698,612
2013-04-10$6.25$6.0020.9%6.0%18.3%14.2%23.8%-3.4%3.2%8.8M-15.0M-743.6K1.3010.25N/AN/A20,20626,2271,091,251702,026
2013-04-11$6.26$0.0023.0%6.5%18.0%17.8%20.5%-1.5%2.7%8.9M-18.9M-842.4K0.6329.05N/AN/A7,2584,5911,092,409708,165
2013-04-12$6.22$6.0022.7%6.2%18.2%17.2%21.4%-0.0%3.4%8.8M-15.8M-788.9K0.968.18N/AN/A17,82617,1861,092,632710,880
2013-04-15$7.06$6.0029.1%8.2%47.1%27.9%28.8%2.5%-0.4%3.9M-130.2M-892.4K0.564.60N/AN/A510,276284,3831,085,169713,470
2013-04-16$7.20$6.0026.0%7.5%47.3%22.7%26.3%-4.2%1.2%5.6M-134.8M-817.5K0.644.17N/AN/A214,429136,914991,860672,475
2013-04-17$7.09$6.0025.2%7.2%47.7%21.4%25.2%-7.3%1.9%6.0M-137.4M-926.4K0.465.48N/AN/A176,42480,690983,273671,261
2013-04-18$7.19$6.0026.8%7.7%47.6%23.9%26.7%-4.9%-0.4%8.0M-207.4M-937.2K0.268.22N/AN/A81,64421,0531,069,383616,911
2013-04-19$7.17$6.0027.7%8.0%47.8%25.5%28.1%-5.9%-1.3%8.8M-210.4M-894.5K0.218.57N/AN/A19,5834,0501,113,546608,552
2013-04-22$7.17$7.0024.1%7.1%47.8%19.6%0.0%-3.5%1.6%9.8M-134.7M-1.1M0.9222.65N/AN/A13,60312,503993,307574,515
2013-04-23$7.10$7.0027.0%7.8%47.3%24.3%28.2%1.1%-4.2%8.9M-132.5M-924.8K0.3231.16N/AN/A11,7733,766993,629575,295
2013-04-24$7.09$6.5024.8%7.1%47.4%20.6%24.6%-0.1%-1.1%9.1M-116.4M-990.9K1.1823.06N/AN/A9,51811,184996,515575,289
2013-04-25$7.14$6.5024.9%7.2%47.3%20.9%26.2%-1.7%-1.3%9.7M-131.3M-856.3K0.2012.63N/AN/A13,2462,587995,217580,264
2013-04-26$7.12$6.5024.8%6.5%46.9%20.7%24.4%-0.9%5.5%10.0M-126.9M-840.7K0.8220.04N/AN/A23,20019,0951,001,940579,417
2013-04-29$7.12$6.5026.4%7.8%46.9%23.4%27.2%-1.6%-3.3%10.6M-134.8M-784.3K0.6819.70N/AN/A6,6674,533995,752569,068
2013-04-30$7.05$7.0027.0%7.8%47.2%24.3%26.9%-0.9%-1.2%10.4M-116.0M-885.1K0.5722.00N/AN/A58,12033,375997,298570,785