S Options History — May 2017

In May 2017, S traded between $7.40 and $9.14. ATM implied volatility averaged 47.0%, placing in the 38.3% IV rank vs the trailing year. The 30-day expected move averaged 13.7%. IV traded below realized volatility by 15.1% (HV 20d: 62.2%). Max pain ranged from $7.00 to $9.00. Net GEX was positive for 10 of 22 trading days. Term structure was in contango for 15 of 22 days. Put/call ratio averaged 1.56.

Notable Days

  • 2017-05-19: Highest Volume — 136,373 contracts
  • 2017-05-17: Largest IV spike — 17.0% change
  • 2017-05-03: Highest IV Rank — 61.8%
  • 2017-05-01: Largest Expected Move — 18.8%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$8.12$7.40$9.14$9.14$8.49
Max Pain$7.27$7.00$9.00$9.00$7.00
ATM IV47.0%40.4%59.1%59.1%45.8%
Expected Move13.7%12.0%18.8%18.8%12.8%
HV 20d62.2%20.3%71.6%20.3%70.9%
HV 60d42.4%27.4%45.9%27.5%45.7%
IV Rank38.3%20.9%61.8%61.1%35.9%
IV Percentile32.5%13.1%84.1%84.1%25.8%
Term Structure1.3%-3.9%30.8%-3.2%-0.7%
VWIV50.6%42.6%68.4%68.4%47.1%
Skew 25d1.2%-1.3%3.3%-1.3%1.7%
Skew 10d1.3%-9.3%8.4%-6.6%5.4%
Call IV 25d49.5%42.4%63.5%63.5%48.2%
Put IV 25d50.7%42.9%62.2%62.2%49.9%
Bid-Ask Spread %5.002.3310.687.572.48
Gamma HHI0.170.140.220.200.22
Net GEX79.6K-1.8M2.2M1.8M2.2M
Net DEX-62.2M-132.8M9.8M-124.8M-132.8M
Net VEX-841.3K-1.0M-739.0K-818.7K-960.6K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio1.560.385.061.024.41
Total Volume61,449.45524,378136,37342,00054,998
Total OI989,340.182851,2061,096,968851,2061,076,589

Daily Data (22 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2017-05-01$9.14$9.0059.1%18.8%20.3%61.1%68.4%-1.3%-3.2%1.8M-124.8M-818.7K1.027.57N/AN/A20,75721,243372,702478,504
2017-05-02$9.05$9.0055.3%17.0%20.8%52.1%66.9%2.8%0.8%1.9M-117.2M-813.3K0.4910.68N/AN/A64,12531,209380,017482,908
2017-05-03$7.73$9.0055.2%15.1%60.4%61.8%53.5%3.0%30.8%-749.2K-8.1M-778.9K0.628.49N/AN/A79,99549,545432,053499,662
2017-05-04$7.94$7.0048.8%14.3%61.0%44.3%52.0%0.3%1.1%-414.2K-23.9M-848.2K0.655.25N/AN/A49,06832,066436,913510,639
2017-05-05$8.06$7.0046.2%13.5%61.3%36.9%54.1%0.8%0.4%-160.0K-39.0M-809.9K0.507.76N/AN/A39,54519,859444,002514,267
2017-05-08$7.76$7.0045.1%13.3%62.6%34.0%46.8%1.6%1.3%-1.1M-15.6M-762.2K0.473.50N/AN/A50,32023,468429,773501,908
2017-05-09$7.86$7.0044.6%12.8%62.9%32.5%48.7%1.1%0.0%-1.0M-24.0M-771.8K0.384.96N/AN/A52,70720,152436,112507,140
2017-05-10$7.87$7.0040.4%12.2%62.9%20.9%43.9%0.5%2.3%-1.3M-26.5M-747.9K0.844.35N/AN/A26,41622,313452,864509,221
2017-05-11$7.91$7.0043.1%12.6%63.0%28.4%48.3%0.9%1.6%-911.4K-36.1M-791.3K0.806.31N/AN/A24,45819,553456,031512,709
2017-05-12$7.89$7.0043.6%12.5%63.0%29.9%46.0%1.0%0.1%-1.1M-33.4M-757.9K0.698.99N/AN/A27,04018,714457,781514,984
2017-05-15$7.82$7.0041.7%12.0%63.0%24.6%42.6%2.2%0.1%-1.6M-24.7M-740.7K1.402.86N/AN/A18,21125,439454,588509,777
2017-05-16$7.93$7.0041.9%12.0%62.4%25.0%45.8%-0.3%-0.3%-1.4M-37.2M-742.0K1.752.38N/AN/A9,02715,760459,206512,258
2017-05-17$7.40$7.0049.0%14.1%66.4%44.8%48.6%3.3%-3.9%-1.5M9.8M-739.0K4.987.14N/AN/A14,72173,287460,426512,630
2017-05-18$7.89$7.0048.1%13.9%71.0%42.3%50.6%1.9%-1.7%-1.8M-27.6M-787.2K1.683.76N/AN/A20,11333,739466,170563,262
2017-05-19$8.07$7.0049.2%14.1%71.6%45.3%53.7%1.1%0.0%249.0K-61.1M-810.0K0.584.69N/AN/A86,09950,274472,579568,320
2017-05-22$8.20$7.0047.6%13.7%71.2%40.8%49.5%0.1%-0.0%1.1M-92.4M-985.6K1.523.94N/AN/A12,27818,715484,269558,520
2017-05-23$8.18$7.0046.0%13.1%70.4%36.5%47.0%1.6%0.8%1.2M-95.4M-950.3K1.543.71N/AN/A9,59914,779490,473561,355
2017-05-24$8.15$7.0046.1%13.0%70.3%36.6%48.6%1.7%0.3%1.1M-92.0M-946.9K2.493.47N/AN/A7,00617,468492,042562,090
2017-05-25$8.36$7.0045.6%13.4%71.0%35.2%49.2%0.6%0.3%1.7M-112.5M-951.3K0.712.92N/AN/A48,67434,764493,301563,417
2017-05-26$8.40$7.0046.6%13.1%71.0%38.2%53.4%1.8%0.3%1.8M-127.3M-1.0M1.712.37N/AN/A9,88516,914519,779577,189
2017-05-30$8.45$7.0046.1%13.0%70.9%36.6%49.0%0.8%-1.4%1.9M-127.9M-976.4K5.062.33N/AN/A11,14756,438511,138565,916
2017-05-31$8.49$7.0045.8%12.8%70.9%35.9%47.1%1.7%-0.7%2.2M-132.8M-960.6K4.412.48N/AN/A10,15844,840514,337562,252