DIA Options History — February 2026

In February 2026, DIA traded between $487.78 and $502.41. ATM implied volatility averaged 15.0%, placing in the 14.8% IV rank vs the trailing year. The 30-day expected move averaged 4.4%. IV traded above realized volatility by 0.8% (HV 20d: 14.2%). Max pain ranged from $475.00 to $490.00. Net GEX was positive for 8 of 19 trading days. Term structure was in contango for 9 of 19 days. Put/call ratio averaged 1.27.

Notable Days

  • 2026-02-12: Highest Volume — 92,512 contracts
  • 2026-02-06: Largest IV drop — 14.9% change
  • 2026-02-23: Highest IV Rank — 20.6%
  • 2026-02-23: Largest Expected Move — 5.0%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$495.16$487.78$502.41$494.06$489.32
Max Pain$481.58$475.00$490.00$490.00$485.00
ATM IV15.0%13.0%16.8%13.0%15.6%
Expected Move4.4%3.6%5.0%3.6%4.7%
HV 20d14.2%12.4%15.4%13.4%15.0%
HV 60d12.3%11.9%13.2%12.1%12.3%
IV Rank14.8%8.4%20.6%8.4%16.7%
IV Percentile69.3%37.3%82.9%37.3%73.8%
Term Structure-0.0%-0.7%0.7%0.2%-0.6%
VWIV16.1%13.0%18.5%13.0%16.7%
Skew 25d5.5%4.0%7.0%4.0%7.0%
Skew 10d11.4%8.8%14.0%9.0%13.7%
Call IV 25d12.6%11.4%14.3%11.4%12.9%
Put IV 25d18.1%15.4%20.7%15.4%19.9%
Bid-Ask Spread %9.355.5814.945.708.58
Gamma HHI0.040.020.250.030.03
Net GEX-3.3M-221.1M766.6M73.4M-162.4M
Net DEX-929.4M-2.56B159.1M-1.22B89.7M
Net VEX-30.1M-31.6M-29.0M-29.0M-30.5M
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio1.270.891.900.911.04
Total Volume52,514.42129,41792,51243,85262,316
Total OI523,123.053471,765558,212471,765544,445

Daily Data (19 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call VolPut VolCall OIPut OI
2026-02-02$494.06$490.0013.0%3.6%13.4%8.4%13.0%4.0%0.2%73.4M-1.22B-29.0M0.915.7022,93420,918145,584326,181
2026-02-03$491.98$490.0014.6%4.2%12.5%13.5%15.0%4.6%-0.0%2.4M-927.9M-29.4M1.307.6920,07026,041151,243332,845
2026-02-04$495.66$490.0014.6%4.2%12.4%13.5%16.0%4.6%0.0%131.8M-1.52B-29.3M1.907.0218,14234,469156,610340,439
2026-02-05$488.87$475.0016.6%4.7%12.8%20.0%18.5%5.5%-0.2%-146.3M-185.4M-31.0M1.4812.2121,35231,646158,384349,704
2026-02-06$500.88$475.0014.1%4.2%15.3%12.0%16.0%4.6%0.1%766.6M-2.56B-29.3M1.3514.9436,82949,777168,184357,996
2026-02-09$501.49$480.0013.9%4.1%15.2%11.3%14.6%4.6%0.4%89.4M-1.92B-29.6M1.129.0022,34325,079157,498346,811
2026-02-10$502.41$480.0014.0%4.2%15.2%11.5%15.0%4.6%0.7%107.5M-2.03B-29.8M1.109.3727,97330,845163,585356,060
2026-02-11$501.46$480.0013.9%4.1%14.7%11.3%15.1%4.8%0.5%43.1M-1.69B-30.0M1.8811.4721,54240,508168,563366,756
2026-02-12$495.81$480.0015.9%4.6%15.4%17.7%17.2%5.9%0.2%-185.5M-472.5M-31.0M1.7911.1433,12659,386172,926375,500
2026-02-13$494.20$480.0016.1%4.6%15.2%18.3%16.8%5.9%-0.2%-221.1M-210.9M-31.6M1.2510.5523,75729,607182,718375,494
2026-02-17$495.88$480.0015.9%4.6%15.3%17.7%17.0%5.9%-0.4%-104.1M-723.3M-30.4M1.3410.3415,49120,784164,942356,033
2026-02-18$496.75$480.0015.7%4.5%13.8%17.1%15.6%5.9%-0.6%-98.9M-889.2M-30.0M0.8910.1120,87618,664169,176362,004
2026-02-19$493.93$480.0015.8%4.5%13.4%17.2%17.3%6.6%0.0%-145.4M-448.9M-30.1M0.948.1124,39522,872175,525366,939
2026-02-20$495.84$480.0014.8%4.3%13.3%14.2%16.4%5.8%-0.4%-25.4M-719.2M-30.2M1.4410.0922,27432,134183,280370,456
2026-02-23$487.78$480.0016.8%5.0%14.5%20.6%17.5%6.9%-0.7%-130.7M159.1M-30.9M1.097.9324,41426,697162,745344,550
2026-02-24$491.75$480.0015.3%4.5%14.5%15.6%17.5%6.2%0.2%-49.3M-485.5M-30.7M0.935.5816,67215,513171,548350,196
2026-02-25$494.70$480.0014.1%4.1%14.3%11.9%14.9%5.5%-0.1%-19.0M-916.9M-29.8M1.247.6213,14116,276171,844357,009
2026-02-26$495.19$485.0014.2%4.2%14.3%12.3%16.3%5.7%-0.2%11.9M-988.6M-29.7M1.0510.1123,87225,039174,720360,845
2026-02-27$489.32$485.0015.6%4.7%15.0%16.7%16.7%7.0%-0.6%-162.4M89.7M-30.5M1.048.5830,59231,724182,018362,427