BX Options History — July 2018

In July 2018, BX traded between $33.13 and $36.29. ATM implied volatility averaged 23.3%, placing in the 32.3% IV rank vs the trailing year. The 30-day expected move averaged 6.3%. IV traded above realized volatility by 0.7% (HV 20d: 22.7%). Max pain ranged from $32.00 to $36.00. Net GEX was positive for 21 of 21 trading days. Term structure was in contango for 11 of 21 days. Put/call ratio averaged 0.45.

Notable Days

2018-07-26: Highest Volume — 76,026 contracts
2018-07-06: Largest IV spike — 74.2% change
2018-07-06: Highest IV Rank — 100.0%
2018-07-03: Largest Expected Move — 7.1%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$35.32	$33.13	$36.29	$33.13	$34.97
Max Pain	$33.93	$32.00	$36.00	$32.00	$36.00
ATM IV	23.3%	19.1%	42.9%	23.4%	19.2%
Expected Move	6.3%	5.3%	7.1%	6.7%	5.4%
HV 20d	22.7%	18.4%	24.6%	18.4%	20.7%
HV 60d	19.1%	17.6%	19.8%	17.6%	18.2%
IV Rank	32.3%	15.6%	100.0%	42.8%	15.9%
IV Percentile	64.5%	31.0%	100.0%	78.2%	32.9%
Term Structure	-1.4%	-23.3%	0.9%	-0.3%	0.2%
VWIV	23.4%	18.7%	33.6%	23.2%	19.1%
Skew 25d	2.6%	1.5%	6.1%	1.5%	2.3%
Skew 10d	5.0%	2.6%	14.0%	14.0%	2.9%
Call IV 25d	23.1%	18.7%	53.1%	23.4%	18.7%
Put IV 25d	25.8%	21.0%	59.2%	24.9%	21.0%
Bid-Ask Spread %	17.79	6.16	64.93	14.48	11.14
Gamma HHI	0.17	0.15	0.20	0.15	0.18
Net GEX	22.0M	13.4M	31.8M	14.4M	13.4M
Net DEX	-519.6M	-696.9M	-273.7M	-273.7M	-338.7M
Net VEX	-3.7M	-3.9M	-3.3M	-3.3M	-3.4M
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	0.45	0.11	1.28	0.18	0.39
Total Volume	24,940.524	8,645	76,026	30,339	14,545
Total OI	482,210.857	428,060	535,984	433,502	428,883

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 Wall	Put Wall	Call Vol	Put Vol	Call OI	Put OI
2018-07-02	$33.13	$32.00	23.4%	6.7%	18.4%	42.8%	23.2%	1.5%	-0.3%	14.4M	-273.7M	-3.3M	0.18	14.48	N/A	N/A	25,607	4,732	296,883	136,619
2018-07-03	$34.25	$32.50	24.1%	7.1%	21.5%	46.2%	24.4%	2.8%	0.5%	17.8M	-425.6M	-3.5M	0.11	29.58	N/A	N/A	31,875	3,560	313,044	137,590
2018-07-05	$35.16	$33.00	24.6%	6.9%	23.0%	48.8%	23.7%	2.1%	0.3%	19.5M	-537.5M	-3.7M	0.21	13.37	N/A	N/A	24,438	5,183	328,013	137,798
2018-07-06	$35.48	$33.00	42.9%	7.0%	23.0%	100.0%	24.7%	6.1%	-23.3%	21.9M	-582.4M	-3.7M	0.20	49.32	N/A	N/A	26,870	5,446	337,415	139,405
2018-07-09	$35.01	$33.00	26.1%	7.0%	23.8%	40.3%	24.6%	3.0%	-1.4%	21.6M	-534.9M	-3.9M	0.51	11.52	N/A	N/A	24,011	12,164	348,468	138,391
2018-07-10	$35.01	$33.00	24.3%	6.5%	23.8%	33.8%	22.7%	3.3%	-1.2%	23.7M	-514.7M	-3.8M	0.71	64.93	N/A	N/A	10,034	7,129	360,116	142,426
2018-07-11	$34.77	$34.00	24.6%	6.8%	24.0%	34.8%	26.2%	2.7%	-0.7%	22.6M	-500.6M	-3.9M	0.50	10.42	N/A	N/A	7,686	3,862	358,019	143,506
2018-07-12	$35.06	$34.00	24.5%	6.6%	24.0%	34.7%	25.2%	2.6%	-1.6%	24.2M	-534.9M	-3.9M	0.66	20.34	N/A	N/A	5,223	3,422	360,162	144,055
2018-07-13	$35.31	$34.00	22.8%	6.6%	24.0%	28.5%	23.3%	2.5%	0.9%	24.2M	-575.1M	-3.8M	0.53	12.85	N/A	N/A	7,042	3,710	360,893	144,273
2018-07-16	$35.40	$34.00	24.4%	7.0%	24.0%	34.4%	25.6%	2.7%	-1.9%	24.4M	-582.3M	-3.8M	0.53	11.07	N/A	N/A	6,433	3,423	360,272	142,757
2018-07-17	$35.74	$34.00	23.4%	6.6%	23.5%	30.6%	24.5%	3.6%	0.2%	25.8M	-621.7M	-3.7M	0.36	9.79	N/A	N/A	11,497	4,148	362,494	143,480
2018-07-18	$36.29	$34.00	23.9%	6.9%	23.3%	32.6%	24.3%	2.5%	-1.5%	26.3M	-696.9M	-3.8M	0.48	10.21	N/A	N/A	23,877	11,530	364,464	144,509
2018-07-19	$35.68	$34.00	23.0%	6.6%	24.6%	29.3%	24.8%	2.3%	-0.3%	23.7M	-603.6M	-3.7M	0.29	9.31	N/A	N/A	29,643	8,648	370,172	150,614
2018-07-20	$35.90	$34.00	21.0%	6.0%	23.1%	22.1%	22.4%	2.2%	0.3%	31.8M	-629.5M	-3.8M	0.34	10.22	N/A	N/A	25,213	8,493	383,993	151,991
2018-07-23	$36.03	$34.00	20.0%	5.7%	23.0%	18.7%	20.8%	1.9%	-0.1%	24.4M	-567.4M	-3.6M	0.70	27.17	N/A	N/A	7,233	5,075	339,302	134,863
2018-07-24	$36.17	$34.00	19.3%	5.5%	21.2%	16.2%	20.7%	2.3%	0.1%	25.8M	-578.3M	-3.7M	1.28	8.22	N/A	N/A	7,435	9,517	340,367	136,930
2018-07-25	$36.06	$34.00	19.8%	5.5%	21.4%	18.0%	20.7%	2.6%	0.5%	23.2M	-552.8M	-3.6M	0.51	19.21	N/A	N/A	8,038	4,075	341,674	142,075
2018-07-26	$35.97	$34.00	19.5%	5.5%	21.2%	16.9%	33.6%	1.9%	0.0%	23.9M	-543.6M	-3.7M	0.11	14.68	N/A	N/A	68,491	7,535	343,755	142,272
2018-07-27	$35.28	$36.00	19.1%	5.3%	22.3%	15.6%	18.7%	2.2%	0.2%	15.6M	-378.3M	-3.4M	0.44	9.70	N/A	N/A	20,400	8,963	300,153	146,272
2018-07-30	$34.97	$36.00	19.6%	5.4%	22.3%	17.3%	18.8%	2.2%	0.0%	13.7M	-338.2M	-3.4M	0.34	6.16	N/A	N/A	13,128	4,417	284,752	143,308
2018-07-31	$34.97	$36.00	19.2%	5.4%	20.7%	15.9%	19.1%	2.3%	0.2%	13.4M	-338.7M	-3.4M	0.39	11.14	N/A	N/A	10,467	4,078	284,776	144,107