ATS Options History — August 2025

In August 2025, ATS traded between $26.71 and $30.95. ATM implied volatility averaged 49.1%, placing in the 16.9% IV rank vs the trailing year. The 30-day expected move averaged 11.6%. IV traded above realized volatility by 8.6% (HV 20d: 40.5%). Max pain ranged from $25.00 to $30.00. Net GEX was positive for 21 of 21 trading days. Term structure was in contango for 5 of 21 days. Put/call ratio averaged 0.11.

Notable Days

  • 2025-08-21: Highest Volume — 14 contracts
  • 2025-08-20: Largest IV spike — 66.9% change
  • 2025-08-12: Highest IV Rank — 32.3%
  • 2025-08-01: Largest Expected Move — 18.0%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$28.24$26.71$30.95$29.88$27.63
Max Pain$29.76$25.00$30.00$25.00$30.00
ATM IV49.1%28.3%88.6%62.6%40.6%
Expected Move11.6%8.1%18.0%18.0%11.6%
HV 20d40.5%27.3%44.6%44.6%43.4%
HV 60d47.4%37.8%53.4%50.7%37.8%
IV Rank16.9%5.5%32.3%20.6%16.4%
IV Percentile47.1%8.3%92.5%75.8%40.5%
Term Structure-8.1%-24.0%5.3%-12.4%-5.4%
VWIV26.3%21.9%31.3%31.3%21.9%
Skew 25d0.5%-18.1%16.2%12.5%2.8%
Skew 10d4.4%-4.9%14.2%5.8%8.9%
Call IV 25d40.3%27.6%64.2%64.2%34.3%
Put IV 25d40.8%21.6%76.7%76.7%37.0%
Bid-Ask Spread %113.7798.36126.17126.17116.52
Gamma HHI0.410.350.470.430.47
Net GEX27.1K11.1K48.2K40.8K17.1K
Net DEX-374.6K-843.4K-130.9K-716.5K-190.9K
Net VEX-2.2K-3.8K-1.3K-3.5K-1.3K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.110.000.500.500.00
Total Volume1.90501400
Total OI928919943923943

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2025-08-01$29.88$25.0062.6%18.0%44.6%20.6%0.0%12.5%-12.4%40.8K-716.5K-3.5K0.00126.17N/AN/A00767156
2025-08-04$29.93$30.0045.9%11.4%28.1%13.0%31.3%-9.1%-8.1%38.9K-764.3K-3.8K0.5098.36N/AN/A21767156
2025-08-05$30.37$30.0046.3%11.2%27.3%13.2%0.0%16.2%1.5%39.7K-766.6K-3.7K0.00111.56N/AN/A10766157
2025-08-06$30.95$30.0068.7%13.3%27.9%23.3%0.0%1.3%-13.0%48.2K-843.4K-3.5K0.00113.53N/AN/A10767157
2025-08-07$28.31$30.0072.9%12.0%42.4%25.2%0.0%-0.7%-22.3%46.5K-563.6K-2.2K0.00117.94N/AN/A10768157
2025-08-08$28.25$30.0079.5%14.8%42.4%28.2%0.0%3.4%-22.1%31.7K-442.7K-2.9K0.00111.53N/AN/A00769157
2025-08-11$28.56$30.0083.3%12.3%42.1%29.9%0.0%12.3%-5.7%31.2K-388.9K-2.5K0.00113.77N/AN/A10769157
2025-08-12$28.53$30.0088.6%11.6%42.0%32.3%0.0%0.7%-18.1%33.6K-380.8K-2.2K0.00113.80N/AN/A02770157
2025-08-13$28.91$30.0036.6%10.5%41.5%8.8%0.0%-4.2%2.9%34.2K-410.7K-2.4K0.00116.47N/AN/A00770155
2025-08-14$29.39$30.0045.6%13.1%42.0%12.8%0.0%-18.1%-4.4%34.4K-356.7K-2.1K0.00115.05N/AN/A00770155
2025-08-15$27.83$30.0029.3%8.4%42.4%5.5%25.7%-2.9%-4.9%26.5K-303.1K-2.1K0.00108.95N/AN/A20770154
2025-08-18$27.35$30.0028.3%8.1%42.4%7.8%21.9%-6.0%0.3%20.6K-239.5K-1.8K0.00110.16N/AN/A01765154
2025-08-19$27.19$30.0029.7%8.5%42.3%8.8%0.0%-1.9%5.3%18.1K-221.1K-1.8K0.00110.27N/AN/A00765155
2025-08-20$26.95$30.0049.5%14.2%42.0%22.7%0.0%11.1%-5.4%15.4K-202.6K-1.7K0.00115.74N/AN/A00765155
2025-08-21$26.71$30.0039.4%11.3%41.2%15.6%0.0%-0.1%-12.5%11.1K-130.9K-1.3K0.17118.41N/AN/A122765155
2025-08-22$27.59$30.0051.2%14.7%42.9%23.9%0.0%14.5%-24.0%18.5K-206.5K-1.4K0.00117.74N/AN/A50777157
2025-08-25$26.92$30.0034.2%9.8%43.3%12.0%0.0%-17.7%1.0%16.5K-211.1K-1.7K0.00110.93N/AN/A30782157
2025-08-26$27.20$30.0037.9%10.9%43.4%14.5%0.0%1.5%-11.0%13.6K-165.2K-1.3K0.00116.33N/AN/A00784157
2025-08-27$27.16$30.0029.5%8.5%43.1%8.7%0.0%-8.4%-10.0%15.4K-177.3K-1.4K0.50114.12N/AN/A21784157
2025-08-28$27.51$30.0032.4%9.3%43.6%10.7%0.0%3.9%-1.5%16.1K-184.8K-1.3K0.00111.79N/AN/A30784156
2025-08-29$27.63$30.0040.6%11.6%43.4%16.4%0.0%2.8%-5.4%17.1K-190.9K-1.3K0.00116.52N/AN/A00787156