GWW Options History — July 2018

In July 2018, GWW traded between $297.43 and $347.63. ATM implied volatility averaged 31.8%, placing in the 26.5% IV rank vs the trailing year. The 30-day expected move averaged 9.1%. IV traded above realized volatility by 1.3% (HV 20d: 30.4%). Max pain ranged from $290.00 to $330.00. Net GEX was positive for 19 of 21 trading days. Term structure was in contango for 6 of 21 days. Put/call ratio averaged 0.50.

Notable Days

2018-07-19: Highest Volume — 17,470 contracts
2018-07-18: Largest IV drop — 28.2% change
2018-07-03: Highest IV Rank — 56.4%
2018-07-03: Largest Expected Move — 14.4%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$321.74	$297.43	$347.63	$305.90	$347.63
Max Pain	$315.24	$290.00	$330.00	$290.00	$330.00
ATM IV	31.8%	23.7%	43.7%	41.7%	23.7%
Expected Move	9.1%	6.8%	14.4%	14.0%	7.0%
HV 20d	30.4%	16.4%	43.7%	16.4%	43.7%
HV 60d	27.1%	22.2%	30.3%	25.8%	29.9%
IV Rank	26.5%	6.4%	56.4%	51.4%	6.4%
IV Percentile	53.3%	16.7%	94.8%	91.7%	16.7%
Term Structure	-1.0%	-2.9%	0.4%	-2.1%	-0.2%
VWIV	31.1%	23.9%	49.4%	49.0%	24.5%
Skew 25d	4.1%	2.6%	5.9%	5.3%	2.7%
Skew 10d	8.5%	5.1%	12.4%	12.0%	6.3%
Call IV 25d	30.1%	23.0%	40.8%	38.9%	23.0%
Put IV 25d	34.2%	25.7%	46.7%	44.2%	25.7%
Bid-Ask Spread %	19.00	10.42	51.37	13.55	19.37
Gamma HHI	0.12	0.05	0.32	0.07	0.21
Net GEX	12.3M	-157.9K	39.0M	1.4M	26.1M
Net DEX	-174.6M	-470.1M	-32.7M	-69.0M	-264.9M
Net VEX	-1.3M	-1.6M	-1.0M	-1.1M	-1.6M
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	0.50	0.26	0.75	0.65	0.53
Total Volume	8,123.238	5,116	17,470	5,116	7,519
Total OI	40,343.952	32,879	57,608	32,879	43,517

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	$305.90	$290.00	41.7%	14.0%	16.4%	51.4%	49.0%	5.3%	-2.1%	1.4M	-69.0M	-1.1M	0.65	13.55	N/A	N/A	3,094	2,022	17,011	15,868
2018-07-03	$297.76	$290.00	43.7%	14.4%	18.4%	56.4%	49.4%	5.9%	-2.9%	169.8K	-32.7M	-1.1M	0.55	51.37	N/A	N/A	3,701	2,021	17,231	15,926
2018-07-05	$297.43	$310.00	41.2%	10.6%	17.6%	50.2%	35.6%	5.5%	-1.2%	-66.4K	-34.1M	-1.0M	0.69	12.95	N/A	N/A	3,069	2,116	17,887	15,937
2018-07-06	$299.15	$310.00	39.5%	10.4%	17.5%	46.0%	34.6%	5.4%	-1.2%	-157.9K	-47.6M	-1.0M	0.59	19.65	N/A	N/A	3,706	2,190	18,080	16,068
2018-07-09	$305.87	$310.00	37.6%	9.9%	19.4%	41.2%	33.5%	5.4%	-2.8%	2.5M	-85.9M	-1.1M	0.53	19.50	N/A	N/A	3,746	1,987	18,645	15,814
2018-07-10	$305.60	$310.00	38.0%	10.1%	19.1%	42.1%	33.5%	5.1%	-2.4%	2.5M	-85.0M	-1.1M	0.51	23.04	N/A	N/A	4,074	2,086	18,794	15,918
2018-07-11	$311.38	$310.00	36.9%	10.0%	20.2%	39.3%	33.1%	4.5%	-1.8%	4.8M	-120.6M	-1.1M	0.54	18.97	N/A	N/A	3,813	2,072	19,508	16,126
2018-07-12	$309.73	$310.00	36.7%	10.0%	20.0%	38.9%	32.0%	4.6%	-2.2%	4.6M	-111.9M	-1.1M	0.26	21.46	N/A	N/A	6,866	1,791	20,052	16,231
2018-07-13	$310.95	$310.00	35.6%	9.8%	19.9%	36.2%	33.3%	4.6%	-2.0%	8.8M	-139.8M	-1.2M	0.43	10.42	N/A	N/A	4,236	1,820	24,662	16,478
2018-07-16	$302.19	$310.00	35.9%	10.1%	22.0%	37.0%	36.1%	5.0%	-1.9%	4.6M	-78.2M	-1.1M	0.68	13.73	N/A	N/A	3,460	2,352	25,084	16,135
2018-07-17	$305.06	$310.00	34.9%	9.9%	22.1%	34.6%	34.5%	4.3%	-1.1%	5.2M	-93.0M	-1.1M	0.75	27.26	N/A	N/A	5,057	3,781	25,304	16,890
2018-07-18	$337.95	$310.00	25.1%	7.2%	42.8%	9.8%	26.3%	2.6%	0.0%	30.5M	-408.7M	-1.3M	0.57	23.05	N/A	N/A	11,062	6,276	26,810	19,264
2018-07-19	$341.50	$320.00	24.9%	7.2%	42.7%	9.4%	24.3%	2.7%	-0.3%	31.1M	-470.1M	-1.4M	0.33	17.47	N/A	N/A	13,150	4,320	28,616	21,589
2018-07-20	$339.70	$320.00	24.5%	7.0%	42.4%	8.3%	23.9%	2.7%	0.1%	39.0M	-426.8M	-1.5M	0.45	14.63	N/A	N/A	7,475	3,366	35,061	22,547
2018-07-23	$342.82	$320.00	24.6%	7.2%	42.4%	8.7%	24.3%	3.6%	0.1%	18.2M	-222.8M	-1.5M	0.39	13.01	N/A	N/A	5,981	2,352	25,032	11,941
2018-07-24	$336.82	$330.00	24.9%	7.3%	41.9%	9.2%	25.1%	3.5%	-0.2%	13.1M	-173.9M	-1.4M	0.33	12.19	N/A	N/A	6,934	2,278	25,380	12,464
2018-07-25	$343.08	$330.00	24.4%	7.0%	42.2%	8.0%	24.0%	2.9%	0.4%	21.1M	-234.2M	-1.6M	0.29	18.33	N/A	N/A	7,119	2,053	30,187	12,893
2018-07-26	$340.61	$330.00	24.1%	7.0%	42.4%	7.4%	24.8%	3.0%	-0.0%	17.6M	-210.7M	-1.6M	0.44	15.12	N/A	N/A	4,998	2,213	31,078	13,146
2018-07-27	$339.33	$330.00	23.9%	6.8%	42.5%	6.8%	24.4%	2.9%	0.1%	14.6M	-197.8M	-1.6M	0.54	17.80	N/A	N/A	4,990	2,687	31,431	13,312
2018-07-30	$336.04	$330.00	25.2%	7.3%	42.8%	10.1%	26.7%	3.3%	0.1%	12.7M	-159.2M	-1.5M	0.49	16.21	N/A	N/A	4,529	2,226	30,938	12,368
2018-07-31	$347.63	$330.00	23.7%	7.0%	43.7%	6.4%	24.5%	2.7%	-0.2%	26.1M	-264.9M	-1.6M	0.53	19.37	N/A	N/A	4,921	2,598	30,961	12,556