UNH Options History — November 2017

In November 2017, UNH traded between $209.45 and $227.97. ATM implied volatility averaged 18.0%, placing in the 50.1% IV rank vs the trailing year. The 30-day expected move averaged 5.3%. IV traded above realized volatility by 0.6% (HV 20d: 17.3%). Max pain ranged from $195.00 to $210.00. Net GEX was positive for 21 of 21 trading days. Term structure was in contango for 7 of 21 days. Put/call ratio averaged 1.01.

Notable Days

2017-11-29: Highest Volume — 36,496 contracts
2017-11-06: Largest IV spike — 20.2% change
2017-11-08: Highest IV Rank — 78.3%
2017-11-30: Largest Expected Move — 6.0%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$213.04	$209.45	$227.97	$209.45	$227.97
Max Pain	$199.76	$195.00	$210.00	$200.00	$210.00
ATM IV	18.0%	15.4%	21.1%	16.9%	18.8%
Expected Move	5.3%	4.4%	6.0%	4.4%	6.0%
HV 20d	17.3%	10.7%	25.0%	25.0%	16.3%
HV 60d	17.2%	16.8%	18.5%	17.2%	18.5%
IV Rank	50.1%	26.8%	78.3%	40.5%	58.0%
IV Percentile	64.0%	36.9%	91.3%	51.2%	71.4%
Term Structure	-0.4%	-2.0%	0.8%	0.0%	-0.0%
VWIV	19.2%	15.5%	22.7%	16.7%	22.0%
Skew 25d	2.1%	-3.5%	3.5%	3.3%	3.3%
Skew 10d	6.1%	3.3%	10.2%	5.7%	10.2%
Call IV 25d	17.8%	14.5%	21.8%	15.9%	17.8%
Put IV 25d	19.8%	17.0%	22.7%	19.2%	21.1%
Bid-Ask Spread %	46.28	31.86	65.86	42.59	47.58
Gamma HHI	0.27	0.15	0.77	0.15	0.21
Net GEX	43.0M	20.0M	200.3M	20.0M	21.6M
Net DEX	-860.2M	-1.14B	-732.2M	-765.1M	-897.2M
Net VEX	-3.1M	-3.4M	-2.6M	-3.2M	-2.6M
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	1.01	0.31	2.12	1.25	0.70
Total Volume	11,771.381	5,336	36,496	5,336	23,055
Total OI	182,856.429	162,234	201,282	172,400	162,234

Daily Data (21 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
2017-11-01	$209.45	$200.00	16.9%	4.4%	25.0%	40.5%	16.7%	3.3%	0.0%	20.0M	-765.1M	-3.2M	1.25	42.59	2,370	2,966	67,551	104,849
2017-11-02	$211.04	$195.00	16.3%	4.6%	24.4%	34.2%	17.3%	2.6%	-0.1%	22.4M	-841.1M	-3.0M	1.65	41.17	4,498	7,411	67,888	105,037
2017-11-03	$212.67	$195.00	16.2%	4.7%	24.4%	33.5%	17.5%	1.5%	0.5%	29.1M	-924.9M	-3.0M	0.97	31.86	4,140	4,000	69,695	109,249
2017-11-06	$212.29	$195.00	19.4%	5.6%	24.0%	63.6%	19.3%	2.3%	0.0%	20.9M	-845.1M	-3.3M	0.36	46.58	12,154	4,435	69,287	107,733
2017-11-07	$212.66	$200.00	19.6%	5.6%	23.6%	64.7%	19.2%	3.5%	0.0%	26.9M	-902.2M	-3.3M	0.75	40.52	5,140	3,879	75,150	109,259
2017-11-08	$210.87	$200.00	21.1%	5.7%	24.0%	78.3%	20.3%	1.1%	-0.7%	26.1M	-834.5M	-3.4M	0.85	42.77	4,555	3,864	77,083	110,111
2017-11-09	$211.59	$200.00	20.4%	5.7%	23.3%	72.0%	20.3%	1.2%	-0.8%	28.0M	-864.2M	-3.3M	0.41	45.54	9,120	3,699	78,653	110,762
2017-11-10	$211.16	$200.00	19.8%	5.6%	23.3%	66.3%	20.3%	1.2%	0.4%	33.9M	-893.7M	-3.4M	1.23	40.05	3,840	4,737	84,450	111,423
2017-11-13	$212.91	$200.00	20.3%	5.8%	23.3%	71.6%	20.0%	2.0%	-2.0%	38.5M	-973.7M	-3.3M	1.19	38.42	3,295	3,929	83,436	110,759
2017-11-14	$211.67	$200.00	20.4%	5.8%	12.5%	72.3%	22.2%	2.7%	-0.8%	39.0M	-881.7M	-3.3M	1.28	50.22	2,925	3,731	83,293	111,183
2017-11-15	$209.92	$200.00	20.1%	5.8%	13.0%	69.3%	22.7%	2.7%	-0.2%	32.5M	-796.2M	-3.2M	0.44	48.11	8,252	3,634	83,717	111,921
2017-11-16	$211.14	$200.00	18.1%	5.1%	12.6%	50.7%	22.1%	2.1%	0.8%	75.5M	-917.2M	-3.2M	1.15	45.58	3,056	3,517	88,283	112,457
2017-11-17	$209.92	$200.00	15.7%	4.5%	11.3%	28.8%	17.7%	3.3%	-0.8%	200.3M	-810.3M	-2.8M	0.71	49.93	6,297	4,477	88,435	112,847
2017-11-20	$210.36	$200.00	16.7%	4.8%	11.3%	38.4%	17.2%	2.3%	-1.1%	34.5M	-732.9M	-2.9M	1.01	41.96	3,960	3,990	75,246	97,311
2017-11-21	$212.65	$200.00	15.5%	4.8%	11.8%	26.9%	17.5%	2.0%	-0.5%	46.3M	-806.9M	-3.0M	2.12	48.64	3,209	6,787	75,406	98,598
2017-11-22	$211.26	$200.00	16.6%	5.3%	12.0%	37.7%	17.8%	1.9%	-0.8%	43.4M	-732.2M	-3.1M	1.61	55.98	3,624	5,831	75,907	102,391
2017-11-24	$212.51	$200.00	16.8%	5.1%	11.7%	39.0%	18.5%	-3.5%	-1.4%	67.7M	-826.2M	-3.0M	1.88	65.86	2,950	5,542	77,134	103,703
2017-11-27	$212.76	$200.00	16.1%	5.1%	10.7%	33.2%	17.1%	2.5%	0.7%	28.0M	-790.2M	-2.9M	0.58	54.29	9,632	5,615	74,151	102,710
2017-11-28	$216.08	$200.00	15.4%	4.4%	10.7%	26.8%	15.5%	3.1%	-0.9%	36.8M	-892.6M	-2.9M	0.75	47.34	7,199	5,388	71,749	103,740
2017-11-29	$223.04	$200.00	17.6%	5.8%	15.1%	46.7%	21.5%	1.9%	-0.3%	31.0M	-1.14B	-2.6M	0.31	46.89	27,899	8,597	71,427	103,767
2017-11-30	$227.97	$210.00	18.8%	6.0%	16.3%	58.0%	22.0%	3.3%	-0.0%	21.6M	-897.2M	-2.6M	0.70	47.58	13,574	9,481	56,558	105,676