IBKR Options History — May 2023

In May 2023, IBKR traded between $17.86 and $19.79. ATM implied volatility averaged 32.1%, placing in the 12.0% IV rank vs the trailing year. The 30-day expected move averaged 9.1%. IV traded below realized volatility by 3.1% (HV 20d: 35.2%). Max pain ranged from $20.00 to $20.00. Net GEX was positive for 5 of 22 trading days. Term structure was in contango for 16 of 22 days. Put/call ratio averaged 2.11.

Notable Days

  • 2023-05-01: Highest Volume — 11,024 contracts
  • 2023-05-26: Largest IV drop — 11.7% change
  • 2023-05-04: Highest IV Rank — 22.9%
  • 2023-05-04: Largest Expected Move — 10.6%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$19.01$17.86$19.79$19.36$19.38
Max Pain$20.00$20.00$20.00$20.00$20.00
ATM IV32.1%29.0%37.6%33.3%29.0%
Expected Move9.1%8.3%10.6%9.5%8.3%
HV 20d35.2%22.2%38.4%22.2%34.0%
HV 60d38.5%35.4%39.6%35.6%39.6%
IV Rank12.0%6.0%22.9%14.3%6.0%
IV Percentile29.9%13.1%64.3%34.5%13.1%
Term Structure0.8%-1.5%3.2%-1.5%1.7%
VWIV32.4%28.5%37.8%29.9%30.7%
Skew 25d5.6%2.9%7.0%5.0%4.2%
Skew 10d11.2%4.4%15.1%9.4%6.6%
Call IV 25d29.5%26.0%34.9%29.9%28.9%
Put IV 25d35.1%32.7%40.1%34.9%33.1%
Bid-Ask Spread %62.1741.8773.9457.3141.87
Gamma HHI0.210.160.380.170.17
Net GEX-394.0K-1.5M310.8K-449.4K-207.0K
Net DEX8.7M-3.5M23.2M6.2M1.9M
Net VEX-181.6K-205.7K-159.1K-202.0K-173.3K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio2.110.0822.180.080.63
Total Volume2,303.81878411,02411,024784
Total OI87,974.36475,67694,83283,23283,004

Daily Data (22 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2023-05-01$19.36$20.0033.3%9.5%22.2%14.3%29.9%5.0%-1.5%-449.4K6.2M-202.0K0.0857.31N/AN/A10,16486039,76843,464
2023-05-02$18.51$20.0032.9%9.4%26.4%13.5%33.3%2.9%-1.2%-362.4K16.0M-195.6K1.1857.09N/AN/A1,2361,45645,64043,920
2023-05-03$18.07$20.0036.2%10.4%26.7%20.0%35.5%3.5%-0.4%-547.0K22.0M-182.8K0.9762.92N/AN/A1,1601,12445,73644,100
2023-05-04$17.86$20.0037.6%10.6%26.6%22.9%37.8%5.5%-0.5%-591.5K23.2M-185.0K2.0767.59N/AN/A1,2882,66045,97644,656
2023-05-05$19.17$20.0033.6%9.7%37.9%14.9%35.4%7.0%-0.1%36.9K5.0M-205.7K1.4064.02N/AN/A1,1641,62446,30844,720
2023-05-08$19.52$20.0032.0%9.0%38.4%11.9%33.0%6.9%0.9%310.8K-1.5M-204.9K0.7561.98N/AN/A1,01276446,54844,924
2023-05-09$19.50$20.0034.1%8.9%38.3%16.0%34.0%6.8%1.6%272.9K-611.5K-204.3K0.6068.32N/AN/A57234446,39245,248
2023-05-10$19.19$20.0033.0%9.5%38.1%13.8%33.5%6.1%0.8%16.2K5.8M-194.1K0.7562.97N/AN/A88066446,58045,152
2023-05-11$18.93$20.0032.3%9.3%38.1%12.5%30.2%5.5%1.2%-269.4K10.6M-189.1K0.8871.87N/AN/A48042047,04845,424
2023-05-12$18.94$20.0032.5%9.3%37.6%12.8%31.8%5.9%1.2%-408.9K12.2M-183.3K1.6073.94N/AN/A35256447,52045,668
2023-05-15$19.20$20.0031.6%9.1%38.1%11.1%29.6%6.0%1.9%-131.2K8.1M-179.2K0.9770.16N/AN/A59257247,53245,804
2023-05-16$18.77$20.0031.3%9.0%37.9%10.5%32.0%5.7%1.1%-970.4K15.6M-170.1K0.7769.69N/AN/A47636847,85246,204
2023-05-17$18.63$20.0029.9%8.6%37.9%7.7%30.3%5.8%2.0%-1.2M17.0M-165.0K1.6950.86N/AN/A9281,56448,04445,704
2023-05-18$18.95$20.0029.3%8.4%37.6%6.6%28.5%6.7%3.2%-1.3M12.6M-165.4K0.6267.91N/AN/A90456048,28846,356
2023-05-19$18.88$20.0029.3%8.4%37.5%6.5%29.1%5.7%2.7%-1.5M11.3M-163.5K1.8072.52N/AN/A6081,09248,46446,368
2023-05-22$18.93$20.0030.1%8.6%37.6%8.2%29.3%6.3%0.8%-358.1K8.2M-159.5K1.1161.51N/AN/A56062036,31639,360
2023-05-23$18.75$20.0030.9%8.9%36.7%9.7%32.0%5.0%0.4%-435.3K10.4M-159.1K22.1859.92N/AN/A1363,01636,77239,748
2023-05-24$18.98$20.0033.0%9.5%36.2%13.8%32.9%4.8%0.1%-374.2K8.1M-174.5K1.0457.90N/AN/A1,6281,68836,86042,288
2023-05-25$19.30$20.0033.2%9.5%36.5%14.1%34.9%5.5%-0.7%-253.9K4.3M-178.1K1.6263.30N/AN/A8841,43237,70443,136
2023-05-26$19.64$20.0029.3%8.4%37.1%6.5%34.5%6.2%2.0%-49.3K-1.2M-183.2K2.6154.10N/AN/A6681,74438,27243,612
2023-05-30$19.79$20.0031.2%9.0%37.1%10.3%33.5%5.8%0.1%43.5K-3.5M-178.3K1.0350.05N/AN/A52854438,53644,420
2023-05-31$19.38$20.0029.0%8.3%34.0%6.0%30.7%4.2%1.7%-207.0K1.9M-173.3K0.6341.87N/AN/A48030438,69644,308