IBKR Options History — February 2021

In February 2021, IBKR traded between $16.40 and $18.80. ATM implied volatility averaged 41.2%, placing in the 18.1% IV rank vs the trailing year. The 30-day expected move averaged 11.9%. IV traded below realized volatility by 0.5% (HV 20d: 41.7%). Max pain ranged from $15.00 to $17.50. Net GEX was positive for 18 of 19 trading days. Term structure was in contango for 15 of 19 days. Put/call ratio averaged 1.44.

Notable Days

2021-02-01: Highest Volume — 43,396 contracts
2021-02-02: Largest IV drop — 20.6% change
2021-02-01: Highest IV Rank — 35.8%
2021-02-01: Largest Expected Move — 15.4%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$18.06	$16.40	$18.80	$16.40	$18.36
Max Pain	$15.33	$15.00	$17.50	$16.25	$15.00
ATM IV	41.2%	37.6%	53.6%	53.6%	40.4%
Expected Move	11.9%	11.3%	15.4%	15.4%	11.6%
HV 20d	41.7%	37.1%	47.2%	45.4%	37.6%
HV 60d	35.9%	35.1%	36.6%	35.8%	35.1%
IV Rank	18.1%	14.5%	35.8%	35.8%	16.2%
IV Percentile	63.3%	52.4%	86.1%	86.1%	59.9%
Term Structure	0.9%	-4.5%	3.1%	-4.5%	-0.3%
VWIV	46.4%	40.6%	69.1%	69.1%	41.5%
Skew 25d	5.7%	4.0%	12.2%	12.2%	5.0%
Skew 10d	16.1%	9.7%	38.9%	38.9%	10.3%
Call IV 25d	41.2%	38.3%	50.8%	50.8%	40.2%
Put IV 25d	46.9%	43.6%	63.0%	63.0%	45.2%
Bid-Ask Spread %	40.91	22.56	63.21	25.20	61.63
Gamma HHI	0.18	0.11	0.47	0.20	0.12
Net GEX	1.3M	-347.2K	3.8M	-347.2K	965.7K
Net DEX	-41.5M	-59.0M	-5.8M	-5.8M	-43.7M
Net VEX	-298.5K	-340.9K	-250.7K	-250.7K	-340.9K
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	1.44	0.23	5.17	2.83	0.59
Total Volume	8,506.105	1,136	43,396	43,396	1,848
Total OI	191,258.737	146,224	227,508	167,736	157,024

Daily Data (19 trading days)

Date	Price	Max Pain	ATM IV	Exp Move	HV 20d	IV Rank	VWIV	Skew 25d	Term Str	GEX	DEX	VEX	P/C	Spread %	Call Wall	Put Wall	Call Vol	Put Vol	Call OI	Put OI
2021-02-01	$16.40	$16.25	53.6%	15.4%	45.4%	35.8%	69.1%	12.2%	-4.5%	-347.2K	-5.8M	-250.7K	2.83	25.20	N/A	N/A	11,324	32,072	44,896	122,840
2021-02-02	$17.07	$17.50	42.6%	12.2%	47.2%	21.2%	50.6%	8.4%	1.4%	137.8K	-20.9M	-268.8K	0.86	22.56	N/A	N/A	14,072	12,116	47,596	129,756
2021-02-03	$17.20	$17.50	42.4%	12.1%	46.6%	20.9%	48.7%	5.5%	-0.4%	420.7K	-23.3M	-292.1K	1.25	31.53	N/A	N/A	1,852	2,312	55,216	136,000
2021-02-04	$17.41	$15.00	39.7%	12.1%	42.0%	17.4%	56.4%	5.9%	0.7%	571.9K	-29.0M	-272.0K	3.32	40.38	N/A	N/A	1,956	6,500	54,808	138,024
2021-02-05	$17.88	$15.00	37.8%	11.3%	40.6%	14.9%	41.8%	5.5%	2.4%	905.1K	-35.4M	-288.4K	0.29	33.72	N/A	N/A	12,600	3,608	56,232	142,252
2021-02-08	$17.95	$15.00	40.9%	11.9%	40.6%	18.9%	44.5%	5.1%	0.1%	1.2M	-41.4M	-306.2K	1.06	39.98	N/A	N/A	1,008	1,068	66,676	143,224
2021-02-09	$18.25	$15.00	37.6%	11.3%	40.5%	14.5%	40.6%	4.2%	1.9%	1.6M	-49.0M	-295.5K	0.29	37.83	N/A	N/A	5,596	1,608	66,832	143,388
2021-02-10	$17.98	$15.00	40.8%	11.7%	40.9%	17.2%	42.0%	6.2%	1.7%	1.2M	-40.0M	-308.7K	0.90	38.82	N/A	N/A	932	836	70,640	143,628
2021-02-11	$17.89	$15.00	39.9%	11.4%	40.9%	15.9%	43.5%	4.0%	2.9%	1.3M	-40.8M	-298.0K	1.18	45.95	N/A	N/A	844	1,000	71,176	144,008
2021-02-12	$18.10	$15.00	40.2%	11.5%	40.8%	16.3%	53.3%	4.3%	3.1%	1.6M	-46.7M	-289.3K	5.17	41.31	N/A	N/A	640	3,312	71,088	144,224
2021-02-16	$18.80	$15.00	41.3%	11.8%	42.7%	17.7%	42.8%	5.4%	1.4%	2.2M	-58.0M	-277.3K	0.23	36.67	N/A	N/A	9,960	2,296	71,276	146,452
2021-02-17	$18.61	$15.00	41.7%	12.0%	43.0%	18.1%	42.4%	5.5%	1.5%	2.0M	-56.4M	-309.1K	0.35	37.72	N/A	N/A	3,156	1,112	76,352	148,184
2021-02-18	$18.71	$15.00	41.3%	11.8%	41.5%	17.4%	45.0%	5.2%	0.7%	2.4M	-59.0M	-311.9K	1.97	40.03	N/A	N/A	384	756	78,532	148,800
2021-02-19	$18.63	$15.00	40.2%	11.5%	41.4%	16.0%	41.5%	4.8%	1.5%	3.8M	-57.3M	-311.5K	0.70	41.47	N/A	N/A	4,080	2,852	78,500	149,008
2021-02-22	$18.47	$15.00	40.1%	11.5%	41.6%	15.9%	43.4%	5.3%	1.8%	985.3K	-45.7M	-306.0K	0.68	40.22	N/A	N/A	1,064	720	61,208	85,016
2021-02-23	$18.20	$15.00	40.8%	11.7%	41.2%	16.8%	42.2%	5.7%	0.0%	881.0K	-39.3M	-322.5K	0.24	52.56	N/A	N/A	2,596	616	61,316	85,040
2021-02-24	$18.71	$15.00	40.5%	11.6%	41.1%	16.4%	46.6%	4.9%	-0.1%	1.1M	-49.3M	-315.7K	1.07	46.45	N/A	N/A	548	588	62,288	85,012
2021-02-25	$18.53	$15.00	41.2%	11.8%	37.1%	17.4%	46.1%	5.1%	0.3%	1.1M	-48.1M	-306.1K	4.29	63.21	N/A	N/A	2,604	11,180	62,388	85,016
2021-02-26	$18.36	$15.00	40.4%	11.6%	37.6%	16.2%	41.5%	5.0%	-0.3%	965.7K	-43.7M	-340.9K	0.59	61.63	N/A	N/A	1,164	684	63,036	93,988