UNH Options History — October 2019

In October 2019, UNH traded between $214.84 and $254.65. ATM implied volatility averaged 24.1%, placing in the 31.9% IV rank vs the trailing year. The 30-day expected move averaged 6.9%. IV traded below realized volatility by 4.4% (HV 20d: 28.4%). Max pain ranged from $220.00 to $230.00. Net GEX was positive for 17 of 23 trading days. Term structure was in contango for 12 of 23 days. Put/call ratio averaged 0.61.

Notable Days

2019-10-15: Highest Volume — 103,167 contracts
2019-10-15: Largest IV drop — 24.7% change
2019-10-02: Highest IV Rank — 60.7%
2019-10-02: Largest Expected Move — 9.5%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$234.85	$214.84	$254.65	$216.96	$251.51
Max Pain	$225.98	$220.00	$230.00	$225.00	$230.00
ATM IV	24.1%	19.8%	30.5%	29.3%	20.4%
Expected Move	6.9%	5.6%	9.5%	8.9%	5.6%
HV 20d	28.4%	18.0%	36.8%	19.2%	34.3%
HV 60d	24.6%	20.0%	27.5%	23.4%	27.5%
IV Rank	31.9%	12.9%	60.7%	55.6%	14.3%
IV Percentile	52.0%	17.1%	94.0%	92.9%	21.0%
Term Structure	0.2%	-0.6%	1.7%	-0.3%	1.0%
VWIV	24.3%	20.0%	33.1%	31.2%	20.3%
Skew 25d	3.4%	2.7%	4.5%	3.6%	2.7%
Skew 10d	7.4%	6.1%	9.5%	8.1%	6.2%
Call IV 25d	22.8%	18.6%	29.3%	27.9%	19.4%
Put IV 25d	26.1%	21.7%	33.1%	31.5%	22.1%
Bid-Ask Spread %	12.03	6.65	23.91	10.82	9.07
Gamma HHI	0.11	0.06	0.35	0.06	0.12
Net GEX	34.3M	-10.3M	123.6M	-5.0M	52.6M
Net DEX	-401.3M	-1.40B	520.9M	428.4M	-908.4M
Net VEX	-6.4M	-6.7M	-5.8M	-5.8M	-6.5M
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	0.61	0.38	1.29	0.67	0.51
Total Volume	28,156.217	13,057	103,167	28,851	17,689
Total OI	247,170.913	216,518	286,673	239,828	231,734

Daily Data (23 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 Vol	Put Vol	Call OI	Put OI
2019-10-01	$216.96	$225.00	29.3%	8.9%	19.2%	55.6%	31.2%	3.6%	-0.3%	-5.0M	428.4M	-5.8M	0.67	10.82	17,308	11,543	135,461	104,367
2019-10-02	$216.61	$222.50	30.5%	9.5%	18.7%	60.7%	33.1%	3.9%	-0.3%	-2.6M	406.2M	-6.2M	0.42	12.11	19,468	8,258	140,176	108,515
2019-10-03	$214.84	$230.00	30.2%	8.7%	18.0%	59.4%	29.5%	3.8%	-0.4%	-10.3M	520.9M	-6.0M	0.48	11.45	13,465	6,460	141,914	110,830
2019-10-04	$219.36	$220.00	27.9%	7.8%	19.9%	49.4%	28.4%	3.3%	-0.5%	19.7M	250.2M	-6.2M	0.44	12.02	16,417	7,262	146,240	112,230
2019-10-07	$221.84	$220.00	27.3%	7.8%	20.3%	46.9%	26.7%	3.6%	0.2%	2.0M	156.1M	-6.2M	0.88	10.83	10,348	9,101	134,926	107,287
2019-10-08	$220.67	$220.00	29.9%	8.5%	20.0%	57.9%	29.2%	3.7%	-0.5%	-4.9M	231.9M	-6.4M	0.45	23.91	12,077	5,441	137,253	112,971
2019-10-09	$221.51	$220.00	28.1%	8.1%	20.1%	50.2%	29.4%	4.1%	0.0%	-1.7M	171.9M	-6.3M	0.44	16.59	10,814	4,766	140,850	113,808
2019-10-10	$223.97	$220.00	27.9%	8.1%	20.2%	49.4%	27.6%	3.7%	0.6%	9.2M	23.5M	-6.4M	0.54	14.82	14,413	7,814	143,129	114,722
2019-10-11	$223.35	$220.00	27.7%	7.9%	19.2%	48.8%	27.0%	4.5%	-0.6%	8.3M	40.8M	-6.2M	0.49	22.35	16,606	8,125	145,081	115,690
2019-10-14	$220.24	$220.00	27.7%	7.9%	19.5%	48.6%	26.6%	3.9%	-0.4%	-5.7M	251.0M	-5.9M	0.76	14.94	21,213	16,049	139,172	110,151
2019-10-15	$238.82	$220.00	20.8%	6.0%	35.6%	19.7%	21.6%	2.8%	0.6%	76.4M	-1.02B	-6.5M	0.70	11.23	60,817	42,350	151,428	120,488
2019-10-16	$236.94	$230.00	19.8%	5.7%	35.6%	15.3%	20.5%	3.6%	0.8%	54.2M	-714.5M	-6.4M	0.54	19.84	22,729	12,291	151,379	127,806
2019-10-17	$243.52	$230.00	20.4%	5.9%	36.7%	18.0%	20.4%	3.1%	-0.2%	92.9M	-1.23B	-6.5M	0.53	14.90	29,478	15,634	151,220	128,473
2019-10-18	$245.63	$230.00	19.8%	5.6%	36.8%	12.9%	21.2%	3.1%	1.2%	123.6M	-1.40B	-6.6M	0.46	8.41	26,347	12,070	153,908	132,765
2019-10-21	$244.13	$230.00	19.9%	5.6%	36.3%	13.3%	20.0%	2.8%	0.2%	44.2M	-662.4M	-6.4M	0.79	8.10	10,573	8,404	119,418	97,100
2019-10-22	$250.54	$230.00	20.8%	5.8%	36.1%	15.9%	20.7%	3.2%	-0.3%	53.5M	-1.01B	-6.7M	0.38	6.65	25,246	9,509	122,495	101,710
2019-10-23	$247.62	$230.00	20.9%	5.9%	36.2%	16.8%	20.3%	3.0%	-0.3%	45.2M	-805.7M	-6.6M	0.47	7.37	16,731	7,917	124,879	104,522
2019-10-24	$244.60	$230.00	21.0%	5.9%	34.2%	17.0%	20.7%	3.0%	-0.1%	36.7M	-626.4M	-6.5M	0.43	7.27	13,448	5,831	128,931	105,875
2019-10-25	$245.33	$230.00	21.3%	6.0%	34.1%	18.4%	21.9%	3.0%	0.1%	50.5M	-668.9M	-6.5M	1.29	7.49	10,494	13,510	131,796	106,991
2019-10-28	$246.87	$230.00	21.0%	6.2%	34.1%	17.0%	21.8%	3.0%	0.7%	32.9M	-641.2M	-6.5M	1.26	7.55	6,121	7,708	121,235	101,724
2019-10-29	$251.99	$230.00	20.7%	5.8%	34.1%	15.8%	21.4%	3.0%	1.7%	51.4M	-933.5M	-6.6M	0.43	9.61	15,834	6,857	122,408	102,876
2019-10-30	$254.65	$230.00	20.1%	5.6%	34.0%	12.9%	20.1%	3.1%	1.2%	65.0M	-1.09B	-6.6M	0.67	9.47	7,837	5,220	125,149	103,848
2019-10-31	$251.51	$230.00	20.4%	5.6%	34.3%	14.3%	20.3%	2.7%	1.0%	52.6M	-908.4M	-6.5M	0.51	9.07	11,715	5,974	126,558	105,176