FDS Options History — August 2025

In August 2025, FDS traded between $368.98 and $395.80. ATM implied volatility averaged 25.7%, placing in the 30.7% IV rank vs the trailing year. The 30-day expected move averaged 7.4%. IV traded above realized volatility by 3.5% (HV 20d: 22.3%). Max pain ranged from $370.00 to $430.00. Net GEX was positive for 7 of 21 trading days. Term structure was in contango for 13 of 21 days. Put/call ratio averaged 7.91.

Notable Days

  • 2025-08-14: Highest Volume — 2,904 contracts
  • 2025-08-28: Largest IV spike — 16.5% change
  • 2025-08-29: Highest IV Rank — 41.6%
  • 2025-08-29: Largest Expected Move — 8.7%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$380.14$368.98$395.80$390.86$371.88
Max Pain$399.52$370.00$430.00$430.00$370.00
ATM IV25.7%22.4%30.3%29.0%30.3%
Expected Move7.4%5.9%8.7%8.3%8.7%
HV 20d22.3%17.3%27.0%17.3%24.4%
HV 60d21.1%20.2%22.8%20.9%20.4%
IV Rank30.7%22.7%41.6%38.5%41.6%
IV Percentile60.4%39.7%83.3%78.6%83.3%
Term Structure0.6%-2.6%5.1%-1.7%-1.8%
VWIV26.3%22.0%30.4%30.4%29.1%
Skew 25d2.8%-3.6%6.8%-3.6%4.0%
Skew 10d4.6%-11.1%13.8%-11.1%-5.7%
Call IV 25d23.7%19.4%28.9%27.5%27.6%
Put IV 25d26.5%21.4%31.6%23.9%31.6%
Bid-Ask Spread %88.8882.5697.0896.9686.17
Gamma HHI0.240.170.410.180.21
Net GEX-709.5K-2.0M602.7K-45.0K-2.0M
Net DEX-1.3M-16.7M11.4M3.8M-1.6M
Net VEX-256.2K-298.7K-198.7K-261.7K-298.7K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio7.910.0187.000.050.89
Total Volume546.095332,90476753
Total OI8,722.9053,49012,30210,9096,049

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call VolPut VolCall OIPut OI
2025-08-01$390.86$430.0029.0%8.3%17.3%38.5%30.4%-3.6%-1.7%-45.0K3.8M-261.7K0.0596.96729389,3611,548
2025-08-04$395.80$420.0024.5%7.7%18.7%27.8%24.2%1.7%-1.8%-1.3M1.9M-250.6K4.8791.20381859,7771,538
2025-08-05$388.15$420.0026.6%5.9%19.3%32.8%22.0%1.9%5.1%-692.3K2.0M-233.3K2.1090.1420429,7931,318
2025-08-06$391.77$420.0025.9%7.6%19.6%31.2%25.9%5.9%-0.5%-848.7K522.4K-237.7K0.0791.82355249,7971,325
2025-08-07$385.88$420.0023.8%6.9%18.6%26.1%23.3%2.1%1.3%-179.0K6.1M-227.6K0.0197.08833109,9501,340
2025-08-08$381.44$420.0022.4%7.2%18.6%22.7%23.9%3.0%2.0%246.9K8.2M-221.0K0.3390.94672210,4921,345
2025-08-11$378.09$420.0025.6%7.8%18.6%30.4%25.9%2.2%-2.6%573.1K11.4M-213.6K2.2191.5411926310,5161,342
2025-08-12$368.98$420.0027.7%7.7%19.4%35.3%26.4%3.2%-1.8%602.7K10.9M-198.7K0.6089.4448829310,5741,229
2025-08-13$376.34$420.0024.7%7.1%21.6%28.2%24.3%0.9%0.3%515.9K10.6M-215.2K5.3587.986534810,8231,479
2025-08-14$374.99$400.0024.7%7.1%21.4%28.2%25.2%2.1%2.8%497.4K1.4M-215.3K87.0085.64332,87110,8571,255
2025-08-15$370.51$400.0024.0%6.9%21.4%26.5%24.6%1.7%2.6%228.3K4.6M-218.7K0.9186.6748043710,8891,410
2025-08-18$371.00$400.0025.6%7.3%21.0%30.2%25.6%3.3%1.3%250.8K-7.8M-236.2K36.0882.56612,2012,2231,267
2025-08-19$374.60$390.0024.1%6.9%21.7%26.7%24.4%3.5%1.3%-2.0M2.3M-296.1K1.4085.3615212,2743,040
2025-08-20$386.99$390.0025.5%7.3%25.5%30.0%28.3%6.8%0.9%-1.7M-15.9M-289.8K0.1687.82251412,2873,056
2025-08-21$376.46$380.0023.6%6.8%26.0%25.6%30.1%4.2%2.5%-1.6M-4.7M-296.0K16.1485.95223552,3853,049
2025-08-22$380.28$380.0023.6%6.8%26.6%25.5%25.6%3.9%0.3%-1.5M-10.7M-297.3K1.8088.3440722,4163,372
2025-08-25$382.96$380.0025.1%7.2%26.9%29.2%30.3%2.3%2.2%-1.3M-16.7M-289.3K0.3288.87188612,4503,372
2025-08-26$379.95$370.0027.7%7.9%26.9%35.5%26.5%4.2%-0.2%-1.4M-12.4M-295.5K2.3087.4810232,5683,404
2025-08-27$380.41$370.0025.7%7.4%26.9%30.6%27.1%4.5%2.2%-1.6M-15.2M-289.8K3.4788.7219662,5733,412
2025-08-28$375.60$370.0029.9%8.6%27.0%40.8%29.8%1.6%-1.9%-1.7M-6.5M-298.5K0.0985.84192172,5833,443
2025-08-29$371.88$370.0030.3%8.7%24.4%41.6%29.1%4.0%-1.8%-2.0M-1.6M-298.7K0.8986.1728252,6063,443