IBKR Options History — September 2025

In September 2025, IBKR traded between $60.45 and $68.78. ATM implied volatility averaged 38.8%, placing in the 16.1% IV rank vs the trailing year. The 30-day expected move averaged 11.5%. IV traded above realized volatility by 4.5% (HV 20d: 34.3%). Max pain ranged from $52.50 to $65.00. Net GEX was positive for 21 of 21 trading days. Term structure was in contango for 10 of 21 days. Put/call ratio averaged 0.75.

Notable Days

  • 2025-09-05: Highest Volume — 24,011 contracts
  • 2025-09-15: Largest IV spike — 8.9% change
  • 2025-09-30: Highest IV Rank — 22.1%
  • 2025-09-30: Largest Expected Move — 14.0%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$63.99$60.45$68.78$63.76$68.78
Max Pain$60.55$52.50$65.00$52.50$65.00
ATM IV38.8%35.7%44.4%36.0%44.4%
Expected Move11.5%10.4%14.0%10.7%14.0%
HV 20d34.3%29.7%39.8%34.4%35.5%
HV 60d32.8%30.7%33.6%32.6%33.5%
IV Rank16.1%11.9%22.1%16.3%22.1%
IV Percentile67.9%56.0%82.5%58.7%82.5%
Term Structure0.4%-1.3%3.3%-0.1%-1.3%
VWIV40.1%36.4%49.6%38.1%49.6%
Skew 25d3.5%-3.7%11.2%2.8%3.0%
Skew 10d12.1%2.3%25.3%3.0%12.0%
Call IV 25d37.0%27.6%43.5%35.2%43.5%
Put IV 25d40.5%31.1%46.6%38.0%46.6%
Bid-Ask Spread %50.0825.1865.0654.5125.18
Gamma HHI0.080.060.210.070.10
Net GEX8.0M4.7M15.5M8.6M8.2M
Net DEX-512.7M-632.3M-393.3M-568.6M-537.3M
Net VEX-1.9M-2.0M-1.8M-1.9M-2.0M
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.750.301.700.720.46
Total Volume10,896.5713,43624,01114,63714,670
Total OI265,452.19200,354297,161284,400225,035

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2025-09-02$63.76$52.5036.0%10.7%34.4%16.3%38.1%2.8%-0.1%8.6M-568.6M-1.9M0.7254.51N/AN/A8,5316,106152,984131,416
2025-09-03$63.79$52.5035.7%10.4%33.9%16.0%36.4%3.5%2.9%9.0M-582.2M-1.9M0.6752.04N/AN/A4,7623,173155,583133,252
2025-09-04$64.17$60.0035.7%10.5%34.0%15.9%37.1%3.0%-0.4%9.8M-602.3M-1.9M0.5753.29N/AN/A6,1433,517156,608134,189
2025-09-05$60.45$60.0036.4%11.0%39.8%12.7%37.7%3.4%0.4%4.9M-405.0M-1.9M0.8054.67N/AN/A13,35910,652156,760135,719
2025-09-08$60.95$60.0036.0%11.0%38.7%12.2%38.5%2.8%2.4%6.8M-451.5M-1.9M0.4850.27N/AN/A5,3722,584155,527132,850
2025-09-09$62.20$60.0035.8%11.2%39.5%11.9%38.0%-3.7%3.3%8.4M-513.5M-1.9M0.3759.71N/AN/A7,2892,669157,350133,927
2025-09-10$62.47$60.0036.8%11.3%38.6%13.2%38.7%11.2%2.0%8.9M-530.2M-1.9M0.8162.35N/AN/A3,0052,421159,892135,080
2025-09-11$63.24$60.0036.3%10.6%29.9%12.6%37.4%3.3%0.8%9.9M-566.3M-1.9M0.5564.64N/AN/A4,3702,384159,842135,794
2025-09-12$63.87$60.0035.9%10.8%29.7%12.2%38.4%2.8%2.3%10.5M-594.4M-1.9M0.8462.55N/AN/A4,5533,820158,938136,042
2025-09-15$62.33$60.0039.2%11.4%30.8%15.9%38.0%3.9%-0.6%7.7M-506.0M-1.8M0.5057.19N/AN/A7,8353,906153,191133,367
2025-09-16$62.53$60.0038.4%11.0%30.8%15.0%39.1%3.9%0.9%7.8M-505.3M-1.9M1.2164.06N/AN/A5,4626,626153,781134,719
2025-09-17$62.40$60.0039.7%11.4%29.9%16.6%41.2%2.6%-0.2%4.8M-498.4M-1.9M1.0963.88N/AN/A3,6563,973155,404139,901
2025-09-18$64.96$60.0038.7%11.1%33.2%15.3%37.9%4.0%0.3%11.2M-632.3M-1.8M0.3465.06N/AN/A11,1103,780156,336138,262
2025-09-19$64.72$60.0039.3%11.3%33.2%16.1%40.0%2.8%-0.8%15.5M-616.8M-1.8M0.9464.47N/AN/A4,0303,803157,803139,358
2025-09-22$63.88$60.0040.0%11.4%33.6%16.9%39.0%8.1%-0.4%5.2M-393.3M-1.8M1.7037.55N/AN/A5,5879,482114,72585,629
2025-09-23$65.57$64.5041.3%11.9%34.7%18.4%41.0%3.4%-0.6%5.2M-439.3M-1.8M0.3036.97N/AN/A7,2952,221116,14794,035
2025-09-24$64.36$64.0041.7%12.0%35.5%18.9%42.1%3.1%-0.8%4.7M-407.5M-1.9M0.5726.29N/AN/A2,1931,243118,85194,475
2025-09-25$64.76$64.5042.3%12.5%34.1%19.6%43.3%3.5%-1.0%5.3M-422.1M-1.9M0.5632.04N/AN/A3,5431,972119,16295,164
2025-09-26$65.97$64.0041.4%12.2%34.2%18.5%43.0%2.6%-1.2%9.1M-469.3M-1.8M1.3934.62N/AN/A3,6935,149120,74695,352
2025-09-29$68.66$64.5044.0%13.8%36.4%21.6%48.3%2.9%0.1%6.8M-525.8M-1.8M0.8730.39N/AN/A12,21810,671117,83593,465
2025-09-30$68.78$65.0044.4%14.0%35.5%22.1%49.6%3.0%-1.3%8.2M-537.3M-2.0M0.4625.18N/AN/A10,0384,632125,54999,486