C Options History — March 2019

In March 2019, C traded between $60.44 and $66.01. ATM implied volatility averaged 23.8%, placing in the 24.5% IV rank vs the trailing year. The 30-day expected move averaged 6.8%. IV traded above realized volatility by 5.5% (HV 20d: 18.3%). Max pain ranged from $62.50 to $65.00. Net GEX was positive for 11 of 21 trading days. Term structure was in contango for 15 of 21 days. Put/call ratio averaged 0.79.

Notable Days

2019-03-22: Highest Volume — 192,978 contracts
2019-03-22: Largest IV spike — 17.7% change
2019-03-22: Highest IV Rank — 39.4%
2019-03-22: Largest Expected Move — 8.0%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$63.01	$60.44	$66.01	$64.53	$62.20
Max Pain	$63.93	$62.50	$65.00	$62.50	$65.00
ATM IV	23.8%	20.3%	29.2%	21.6%	25.3%
Expected Move	6.8%	6.0%	8.0%	6.0%	7.1%
HV 20d	18.3%	14.5%	23.5%	16.7%	23.3%
HV 60d	25.1%	22.6%	28.7%	28.7%	23.8%
IV Rank	24.5%	14.7%	39.4%	18.5%	28.7%
IV Percentile	55.6%	27.8%	85.3%	38.5%	70.6%
Term Structure	0.6%	-1.7%	3.1%	0.3%	0.1%
VWIV	23.6%	20.6%	28.7%	20.9%	24.6%
Skew 25d	4.2%	2.9%	5.7%	3.3%	4.8%
Skew 10d	8.6%	4.0%	13.1%	6.6%	10.1%
Call IV 25d	21.9%	17.9%	27.4%	19.8%	22.9%
Put IV 25d	26.1%	20.8%	32.7%	23.1%	27.7%
Bid-Ask Spread %	2.96	2.37	4.85	3.27	3.12
Gamma HHI	0.12	0.08	0.61	0.12	0.08
Net GEX	11.0M	-24.1M	202.9M	37.0M	6.8M
Net DEX	59.8M	-668.6M	693.7M	-524.4M	256.9M
Net VEX	-12.3M	-12.6M	-11.9M	-12.6M	-12.5M
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	0.79	0.28	1.52	0.82	1.31
Total Volume	72,169.667	35,092	192,978	68,694	77,027
Total OI	1,199,357.143	1,021,145	1,307,168	1,248,654	1,195,237

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
2019-03-01	$64.53	$62.50	21.6%	6.0%	16.7%	18.5%	20.9%	3.3%	0.3%	37.0M	-524.4M	-12.6M	0.82	3.27	37,712	30,982	636,755	611,899
2019-03-04	$63.69	$62.50	23.1%	7.0%	17.3%	22.5%	25.3%	4.2%	-0.0%	19.2M	-233.9M	-12.3M	1.52	2.60	30,860	47,008	623,412	598,597
2019-03-05	$63.01	$62.50	22.1%	6.1%	17.7%	19.8%	20.7%	4.0%	0.4%	-938.2K	32.2M	-12.1M	0.65	2.47	64,961	41,930	638,264	619,176
2019-03-06	$62.51	$62.50	22.7%	6.5%	17.9%	21.4%	22.2%	4.4%	0.4%	-11.9M	180.1M	-12.2M	0.28	2.43	57,286	15,868	646,546	635,835
2019-03-07	$61.82	$62.50	23.8%	7.0%	18.2%	24.5%	24.4%	4.4%	0.4%	-24.1M	427.5M	-12.1M	0.63	3.28	41,515	26,229	633,217	640,276
2019-03-08	$61.91	$62.50	23.7%	6.7%	16.8%	24.3%	23.6%	4.5%	0.1%	-20.3M	383.6M	-12.3M	0.92	2.61	30,280	27,771	642,466	648,683
2019-03-11	$62.43	$62.50	21.7%	6.7%	16.2%	18.7%	23.7%	3.7%	2.7%	-23.8M	212.3M	-11.9M	0.55	3.19	22,594	12,498	625,839	639,292
2019-03-12	$62.76	$62.50	21.2%	6.6%	16.3%	17.3%	22.2%	3.9%	2.8%	-16.8M	102.2M	-11.9M	0.81	2.85	24,028	19,524	632,373	643,290
2019-03-13	$63.93	$62.50	20.6%	6.2%	16.4%	15.7%	21.6%	3.5%	2.1%	23.5M	-302.4M	-12.0M	0.80	3.10	66,431	53,422	638,580	647,016
2019-03-14	$64.06	$65.00	20.8%	6.2%	16.2%	16.4%	22.2%	3.4%	2.3%	25.7M	-385.6M	-12.5M	0.47	3.03	31,042	14,463	643,242	656,792
2019-03-15	$64.88	$65.00	20.3%	6.1%	16.2%	14.7%	22.6%	2.9%	3.1%	202.9M	-668.6M	-12.3M	0.77	2.69	34,465	26,667	647,756	659,412
2019-03-18	$66.01	$65.00	21.9%	6.4%	14.5%	19.3%	20.6%	3.3%	-0.8%	24.1M	-517.2M	-12.4M	0.42	3.12	39,405	16,678	481,962	539,183
2019-03-19	$65.42	$65.00	23.2%	6.6%	14.9%	22.9%	21.6%	3.5%	-0.7%	23.1M	-404.6M	-12.5M	0.75	2.75	36,609	27,434	504,711	546,861
2019-03-20	$64.51	$65.00	24.8%	6.7%	15.8%	27.2%	23.2%	3.9%	-0.3%	7.8M	-130.5M	-12.5M	0.89	3.98	31,815	28,307	504,492	561,025
2019-03-21	$63.98	$65.00	24.8%	6.7%	16.0%	27.2%	25.2%	3.8%	-1.1%	1.1M	24.2M	-12.6M	0.70	2.60	42,940	30,231	518,511	571,695
2019-03-22	$61.16	$65.00	29.2%	8.0%	22.5%	39.4%	26.5%	5.3%	-1.7%	-23.5M	657.4M	-12.1M	0.49	4.85	129,771	63,207	532,994	576,637
2019-03-25	$60.44	$65.00	29.1%	8.0%	22.5%	39.1%	26.3%	5.7%	0.4%	-12.0M	693.7M	-12.0M	0.94	2.54	34,012	31,858	560,854	577,297
2019-03-26	$60.94	$65.00	27.2%	7.8%	22.9%	33.9%	28.7%	5.3%	0.5%	-7.7M	578.6M	-12.1M	0.95	2.45	27,912	26,410	569,535	580,242
2019-03-27	$61.07	$65.00	26.8%	7.7%	22.8%	32.8%	25.2%	5.2%	0.5%	-5.0M	550.1M	-12.2M	1.12	2.37	30,736	34,394	582,173	588,498
2019-03-28	$61.91	$65.00	26.1%	7.2%	23.5%	30.9%	23.7%	5.2%	0.2%	5.6M	324.2M	-12.5M	0.78	2.86	27,705	21,576	591,553	594,322
2019-03-29	$62.20	$65.00	25.3%	7.1%	23.3%	28.7%	24.6%	4.8%	0.1%	6.8M	256.9M	-12.5M	1.31	3.12	33,350	43,677	596,887	598,350