DAT Options History — September 2025

In September 2025, DAT traded between $45.73 and $48.84. ATM implied volatility averaged 26.9%, placing in the 6.0% IV rank vs the trailing year. The 30-day expected move averaged 7.3%. IV traded below realized volatility by 5.1% (HV 20d: 32.0%). Max pain ranged from $41.00 to $44.00. Net GEX was positive for 21 of 21 trading days. Term structure was in contango for 17 of 21 days. Put/call ratio averaged 0.00.

Notable Days

  • 2025-09-30: Highest Volume — 6,529 contracts
  • 2025-09-10: Largest IV drop — 34.7% change
  • 2025-09-09: Highest IV Rank — 17.4%
  • 2025-09-02: Largest Expected Move — 9.1%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$47.57$45.73$48.84$46.33$47.64
Max Pain$43.50$41.00$44.00$44.00$44.00
ATM IV26.9%23.2%35.9%31.7%27.1%
Expected Move7.3%6.1%9.1%9.1%7.8%
HV 20d32.0%24.7%34.5%34.1%25.1%
HV 60d32.4%28.7%33.5%33.5%28.7%
IV Rank6.0%1.2%17.4%12.1%6.3%
IV Percentile21.3%2.4%70.6%50.4%27.8%
Term Structure1.8%-8.3%7.0%0.6%1.3%
VWIV35.7%31.4%42.3%33.0%34.9%
Skew 25d4.1%-0.7%18.1%18.1%8.0%
Skew 10d7.0%-4.2%13.5%5.6%6.5%
Call IV 25d26.0%21.8%34.7%32.0%24.8%
Put IV 25d30.0%24.7%50.1%50.1%32.8%
Bid-Ask Spread %139.75121.92151.72123.80121.92
Gamma HHI0.270.170.450.290.19
Net GEX8.8K3.7K11.1K8.9K9.5K
Net DEX-221.5K-295.1K-153.5K-193.2K-241.2K
Net VEX-379-544-271-421-463
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.000.000.000.000.00
Total Volume46306,52906,529
Total OI66.09542846674

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2025-09-02$46.33$44.0031.7%9.1%34.1%12.1%0.0%18.1%0.6%8.9K-193.2K-4210.00123.80N/AN/A00660
2025-09-03$45.73$44.0029.1%8.3%34.5%8.8%0.0%1.1%-8.3%9.6K-177.0K-4260.00126.00N/AN/A00660
2025-09-04$46.50$0.0029.3%7.1%34.3%9.0%0.0%3.7%6.2%10.9K-205.5K-3500.00137.02N/AN/A00660
2025-09-05$46.52$0.0027.4%6.9%32.7%6.6%0.0%3.9%7.0%10.6K-197.5K-3990.00136.61N/AN/A00660
2025-09-08$48.01$0.0031.4%6.1%34.1%11.7%0.0%2.0%6.0%9.0K-236.4K-3400.00136.00N/AN/A00660
2025-09-09$47.44$0.0035.9%6.9%34.0%17.4%0.0%4.0%3.3%8.9K-224.3K-3720.00148.56N/AN/A00660
2025-09-10$47.25$0.0023.4%6.7%34.1%1.6%0.0%2.9%5.5%9.5K-219.1K-3570.00150.74N/AN/A00660
2025-09-11$47.53$0.0023.2%6.6%33.3%1.2%0.0%4.3%4.7%9.2K-226.5K-3520.00150.19N/AN/A00660
2025-09-12$46.84$0.0024.3%7.0%32.8%2.7%0.0%1.8%1.1%9.3K-209.9K-3710.00151.56N/AN/A00660
2025-09-15$47.78$0.0024.1%6.9%32.7%2.4%0.0%4.4%3.9%10.6K-236.7K-3160.00150.74N/AN/A00660
2025-09-16$48.20$0.0025.4%7.3%32.7%4.1%0.0%8.0%6.3%9.9K-252.5K-2710.00147.99N/AN/A00680
2025-09-17$46.84$0.0027.0%7.7%31.2%6.2%0.0%1.2%-4.1%8.8K-213.8K-3570.00151.72N/AN/A00680
2025-09-18$48.45$0.0025.3%7.2%32.9%3.9%0.0%4.2%1.0%8.9K-255.5K-3130.00149.51N/AN/A100680
2025-09-19$48.61$0.0024.5%7.0%32.8%3.0%0.0%3.4%1.0%4.8K-228.7K-3000.00148.94N/AN/A00580
2025-09-22$48.84$0.0025.2%7.2%32.7%3.8%0.0%4.2%2.2%3.9K-156.1K-2830.00148.10N/AN/A00420
2025-09-23$48.67$0.0025.5%7.3%32.3%4.2%0.0%3.5%2.6%3.7K-153.5K-2960.00138.53N/AN/A3240420
2025-09-24$48.31$0.0025.9%7.4%32.6%4.8%33.0%-0.7%0.6%9.0K-238.2K-5440.00126.55N/AN/A4350750
2025-09-25$47.64$44.0026.4%7.6%31.8%5.3%31.4%2.1%-0.3%9.3K-231.5K-4740.00123.47N/AN/A1,4580720
2025-09-26$47.63$41.0024.3%7.0%26.8%2.7%36.8%2.8%2.4%9.3K-259.5K-4760.00131.08N/AN/A9560770
2025-09-29$48.11$44.0028.7%8.2%24.7%8.3%42.3%2.4%-5.8%11.1K-295.1K-4850.00135.65N/AN/A110840
2025-09-30$47.64$44.0027.1%7.8%25.1%6.3%34.9%8.0%1.3%9.5K-241.2K-4630.00121.92N/AN/A6,5290740