C Options History — August 2018

In August 2018, C traded between $68.70 and $73.08. ATM implied volatility averaged 17.3%, placing in the 12.3% IV rank vs the trailing year. The 30-day expected move averaged 5.0%. IV traded below realized volatility by 1.6% (HV 20d: 18.8%). Max pain ranged from $69.00 to $70.00. Net GEX was positive for 21 of 23 trading days. Term structure was in contango for 19 of 23 days. Put/call ratio averaged 0.86.

Notable Days

2018-08-10: Highest Volume — 173,785 contracts
2018-08-15: Largest IV spike — 14.7% change
2018-08-15: Highest IV Rank — 29.9%
2018-08-15: Largest Expected Move — 5.9%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$71.29	$68.70	$73.08	$72.19	$71.22
Max Pain	$69.91	$69.00	$70.00	$69.00	$70.00
ATM IV	17.3%	14.9%	19.9%	18.2%	18.2%
Expected Move	5.0%	4.4%	5.9%	5.2%	5.1%
HV 20d	18.8%	16.0%	20.8%	20.7%	20.2%
HV 60d	20.2%	18.9%	21.5%	21.5%	19.2%
IV Rank	12.3%	0.0%	29.9%	9.5%	19.8%
IV Percentile	11.0%	0.0%	52.4%	19.4%	23.8%
Term Structure	0.3%	-0.3%	0.8%	-0.3%	0.5%
VWIV	17.8%	15.6%	23.8%	18.1%	18.1%
Skew 25d	2.1%	1.5%	2.6%	1.9%	2.3%
Skew 10d	3.2%	-13.3%	4.7%	3.5%	4.2%
Call IV 25d	16.3%	14.1%	18.6%	17.3%	17.1%
Put IV 25d	18.4%	15.9%	21.2%	19.3%	19.4%
Bid-Ask Spread %	4.52	1.76	20.91	20.91	4.18
Gamma HHI	0.10	0.07	0.24	0.08	0.08
Net GEX	52.5M	-20.6M	93.9M	41.6M	48.6M
Net DEX	-733.6M	-1.39B	264.1M	-1.03B	-592.7M
Net VEX	-14.6M	-15.1M	-14.1M	-15.0M	-15.0M
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	0.86	0.32	1.57	0.60	0.99
Total Volume	82,358.783	53,016	173,785	62,152	83,567
Total OI	1,540,499	1,454,305	1,635,529	1,481,701	1,635,529

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
2018-08-01	$72.19	$69.00	18.2%	5.2%	20.7%	9.5%	18.1%	1.9%	-0.3%	41.6M	-1.03B	-15.0M	0.60	20.91	38,801	23,351	827,612	654,089
2018-08-02	$71.89	$69.00	17.8%	5.0%	20.8%	7.2%	23.8%	2.1%	-0.2%	32.6M	-887.5M	-14.8M	0.32	2.97	103,162	32,728	831,344	659,926
2018-08-03	$72.34	$70.00	16.2%	4.4%	20.8%	0.0%	15.6%	1.8%	-0.1%	77.6M	-1.10B	-14.7M	0.42	6.52	65,211	27,249	824,979	667,080
2018-08-06	$72.42	$70.00	16.2%	4.9%	18.9%	0.0%	17.3%	2.2%	0.4%	69.5M	-1.12B	-14.5M	0.78	5.06	35,211	27,475	827,203	663,288
2018-08-07	$72.55	$70.00	15.5%	4.7%	18.3%	0.0%	16.7%	1.7%	0.2%	71.3M	-1.18B	-14.5M	1.06	2.30	31,718	33,557	838,510	671,873
2018-08-08	$73.08	$70.00	14.9%	4.6%	18.2%	0.0%	15.9%	1.8%	0.4%	82.9M	-1.39B	-14.1M	0.89	3.77	33,313	29,607	841,291	681,587
2018-08-09	$72.14	$70.00	15.4%	4.7%	19.0%	3.0%	15.8%	1.5%	0.5%	50.7M	-969.0M	-14.4M	0.74	4.15	39,206	28,891	845,098	686,245
2018-08-10	$70.38	$70.00	17.1%	5.2%	19.5%	12.7%	17.9%	1.9%	0.4%	21.8M	-260.3M	-14.4M	0.93	4.30	90,152	83,633	859,194	692,766
2018-08-13	$69.25	$70.00	19.0%	5.5%	16.0%	24.1%	19.3%	2.4%	-0.1%	-9.1M	55.1M	-14.4M	0.64	1.84	42,020	26,831	866,845	686,179
2018-08-14	$70.13	$70.00	17.4%	5.2%	16.7%	14.6%	18.0%	2.3%	0.8%	23.6M	-305.2M	-14.4M	0.62	2.78	52,990	32,621	877,612	691,494
2018-08-15	$68.70	$70.00	19.9%	5.9%	18.1%	29.9%	19.5%	2.6%	0.6%	-20.6M	264.1M	-14.4M	1.26	2.37	40,125	50,540	896,547	693,896
2018-08-16	$69.62	$70.00	18.0%	5.3%	18.3%	18.2%	18.1%	2.4%	0.5%	27.8M	-157.4M	-14.5M	0.88	1.76	50,488	44,482	907,923	697,031
2018-08-17	$69.79	$70.00	17.4%	5.1%	18.3%	14.8%	18.3%	2.3%	0.7%	76.8M	-188.7M	-14.2M	0.77	4.64	45,104	34,540	915,831	701,396
2018-08-20	$70.67	$70.00	17.2%	5.0%	18.2%	13.6%	17.4%	2.2%	0.2%	47.9M	-571.5M	-14.1M	0.40	3.94	53,569	21,165	848,077	606,228
2018-08-21	$71.46	$70.00	17.0%	4.9%	18.2%	12.5%	17.0%	2.0%	0.3%	67.4M	-889.4M	-14.7M	0.44	4.77	48,349	21,337	874,239	620,895
2018-08-22	$71.19	$70.00	17.3%	4.9%	18.0%	13.9%	17.1%	2.2%	0.4%	67.4M	-782.6M	-14.7M	0.80	7.92	29,385	23,631	886,847	626,193
2018-08-23	$70.82	$70.00	17.4%	5.0%	18.0%	14.6%	18.1%	2.3%	0.4%	61.2M	-634.9M	-14.6M	1.57	2.36	29,085	45,688	895,059	630,239
2018-08-24	$70.69	$70.00	16.8%	4.8%	17.9%	10.9%	17.3%	1.9%	0.4%	48.3M	-566.6M	-14.3M	1.17	2.58	25,401	29,740	902,593	643,149
2018-08-27	$72.47	$70.00	16.9%	4.9%	19.8%	11.8%	17.2%	2.1%	0.8%	77.0M	-1.23B	-14.8M	0.41	3.48	83,262	33,838	882,642	635,692
2018-08-28	$72.45	$70.00	17.7%	5.0%	19.6%	16.3%	18.0%	2.1%	0.2%	90.7M	-1.26B	-14.7M	1.19	2.77	33,465	39,919	911,075	639,507
2018-08-29	$72.63	$70.00	17.4%	4.9%	19.5%	14.6%	17.4%	2.1%	0.6%	93.9M	-1.34B	-14.8M	1.55	2.99	23,414	36,215	920,939	660,498
2018-08-30	$71.49	$70.00	18.6%	5.3%	20.3%	21.7%	18.6%	2.4%	0.3%	58.3M	-744.3M	-15.1M	1.36	5.71	38,283	51,933	928,871	676,366
2018-08-31	$71.22	$70.00	18.2%	5.1%	20.2%	19.8%	18.1%	2.3%	0.5%	48.6M	-592.7M	-15.0M	0.99	4.18	42,078	41,489	941,030	694,499