GWW Options History — March 2017

In March 2017, GWW traded between $233.06 and $252.54. ATM implied volatility averaged 21.1%, placing in the 26.8% IV rank vs the trailing year. The 30-day expected move averaged 6.1%. IV traded above realized volatility by 2.8% (HV 20d: 18.3%). Max pain ranged from $240.00 to $250.00. Net GEX was positive for 4 of 23 trading days. Term structure was in contango for 6 of 23 days. Put/call ratio averaged 1.42.

Notable Days

2017-03-29: Highest Volume — 8,246 contracts
2017-03-30: Largest IV spike — 17.0% change
2017-03-30: Highest IV Rank — 53.3%
2017-03-30: Largest Expected Move — 7.3%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$243.74	$233.06	$252.54	$252.54	$233.06
Max Pain	$241.30	$240.00	$250.00	$250.00	$240.00
ATM IV	21.1%	18.5%	25.4%	19.6%	24.3%
Expected Move	6.1%	5.3%	7.3%	5.6%	7.0%
HV 20d	18.3%	15.7%	20.7%	15.8%	15.7%
HV 60d	16.1%	14.7%	16.7%	14.7%	16.5%
IV Rank	26.8%	11.4%	53.3%	17.8%	46.7%
IV Percentile	48.3%	16.3%	92.5%	31.0%	86.5%
Term Structure	-0.1%	-1.6%	2.4%	2.0%	-1.3%
VWIV	21.0%	18.9%	24.7%	19.6%	24.0%
Skew 25d	2.5%	1.7%	3.4%	1.8%	2.9%
Skew 10d	5.3%	3.5%	7.3%	3.5%	6.2%
Call IV 25d	20.3%	18.5%	23.4%	19.0%	23.0%
Put IV 25d	22.8%	20.3%	26.8%	20.8%	25.8%
Bid-Ask Spread %	75.29	67.40	86.22	86.02	77.27
Gamma HHI	0.18	0.14	0.26	0.17	0.16
Net GEX	-3.1M	-10.0M	5.4M	-2.2M	-10.0M
Net DEX	33.7M	-22.6M	105.9M	10.3M	105.9M
Net VEX	-405.7K	-684.8K	-337.0K	-349.4K	-684.8K
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	1.42	0.37	5.83	1.44	0.90
Total Volume	2,427.826	595	8,246	1,221	3,588
Total OI	19,887.87	16,026	29,449	16,026	29,449

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 Wall	Put Wall	Call Vol	Put Vol	Call OI	Put OI
2017-03-01	$252.54	$250.00	19.6%	5.6%	15.8%	17.8%	19.6%	1.8%	2.0%	-2.2M	10.3M	-349.4K	1.44	86.02	N/A	N/A	500	721	5,404	10,622
2017-03-02	$248.05	$250.00	19.4%	5.6%	16.9%	16.5%	19.5%	1.9%	1.9%	-3.3M	23.2M	-375.3K	0.95	84.19	N/A	N/A	487	464	5,435	10,737
2017-03-03	$249.76	$250.00	18.5%	5.3%	16.9%	11.4%	19.0%	1.7%	2.4%	-3.0M	19.2M	-365.3K	0.37	86.22	N/A	N/A	3,879	1,444	5,478	10,741
2017-03-06	$252.35	$240.00	19.8%	6.1%	17.3%	19.2%	22.5%	2.3%	-0.2%	5.4M	-22.6M	-389.6K	5.83	71.88	N/A	N/A	346	2,018	9,060	11,658
2017-03-07	$250.28	$240.00	19.2%	6.1%	17.3%	15.3%	21.6%	2.6%	-0.3%	3.9M	-6.4M	-410.7K	0.73	70.19	N/A	N/A	1,693	1,234	9,124	12,091
2017-03-08	$250.81	$240.00	19.3%	6.1%	17.3%	16.0%	18.9%	2.6%	-0.2%	471.6K	4.8M	-364.6K	0.57	69.40	N/A	N/A	922	530	7,665	11,848
2017-03-09	$243.95	$240.00	21.4%	6.5%	19.7%	28.8%	21.7%	3.1%	-0.9%	-3.5M	41.7M	-407.1K	1.88	67.40	N/A	N/A	458	860	7,666	11,890
2017-03-10	$244.74	$240.00	20.8%	6.3%	19.8%	24.9%	20.1%	2.9%	-0.6%	-3.0M	37.0M	-402.5K	1.58	70.22	N/A	N/A	274	434	7,897	12,023
2017-03-13	$246.53	$240.00	20.9%	5.9%	19.7%	25.6%	20.0%	2.9%	0.0%	-1.4M	25.2M	-370.6K	1.13	70.82	N/A	N/A	342	385	8,008	12,085
2017-03-14	$244.36	$240.00	23.4%	6.3%	19.9%	40.9%	21.4%	2.8%	-0.4%	-4.1M	42.8M	-372.2K	1.84	70.74	N/A	N/A	250	460	8,186	12,127
2017-03-15	$247.46	$240.00	20.6%	5.9%	20.5%	24.3%	19.3%	2.6%	-0.1%	1.1M	21.2M	-346.1K	1.15	74.93	N/A	N/A	330	379	8,290	12,219
2017-03-16	$245.03	$240.00	20.3%	5.8%	20.7%	22.1%	20.6%	2.9%	0.2%	-4.9M	38.9M	-350.8K	1.73	77.05	N/A	N/A	247	427	8,421	12,211
2017-03-17	$244.26	$240.00	21.4%	6.1%	20.5%	28.6%	19.4%	2.9%	-0.4%	-3.6M	38.6M	-351.5K	1.84	75.86	N/A	N/A	236	434	8,444	12,194
2017-03-20	$242.73	$240.00	20.6%	5.9%	20.5%	24.0%	20.4%	2.5%	-0.0%	-3.9M	29.6M	-337.0K	1.14	78.17	N/A	N/A	470	535	5,580	10,931
2017-03-21	$240.01	$240.00	21.4%	6.1%	19.9%	28.9%	21.5%	2.2%	-0.3%	-4.6M	38.1M	-356.3K	1.68	75.97	N/A	N/A	471	792	5,751	10,935
2017-03-22	$240.20	$240.00	21.0%	6.0%	20.0%	26.5%	21.2%	2.4%	0.0%	-4.4M	35.4M	-346.8K	1.30	74.78	N/A	N/A	357	463	5,716	10,765
2017-03-23	$240.56	$240.00	21.0%	6.0%	17.4%	26.6%	21.0%	2.3%	-0.2%	-4.3M	34.1M	-344.6K	1.33	76.33	N/A	N/A	255	340	5,671	10,845
2017-03-24	$239.91	$240.00	21.6%	6.2%	17.4%	29.7%	21.9%	2.5%	-0.9%	-4.4M	34.8M	-343.6K	0.74	77.93	N/A	N/A	3,265	2,426	5,699	10,859
2017-03-27	$237.54	$240.00	21.9%	6.3%	17.5%	32.0%	22.6%	2.7%	-0.4%	-5.2M	50.4M	-463.2K	0.84	71.76	N/A	N/A	3,181	2,678	8,736	12,863
2017-03-28	$239.67	$240.00	21.2%	6.1%	17.8%	27.4%	21.0%	2.2%	-0.5%	-4.4M	39.0M	-453.4K	1.17	70.17	N/A	N/A	2,069	2,420	8,851	12,947
2017-03-29	$238.37	$240.00	21.7%	6.2%	16.1%	30.9%	22.0%	2.7%	-0.7%	-4.8M	43.6M	-470.2K	1.16	78.26	N/A	N/A	3,818	4,428	8,895	12,971
2017-03-30	$233.94	$240.00	25.4%	7.3%	16.2%	53.3%	24.7%	3.4%	-1.6%	-8.3M	90.5M	-675.6K	1.31	76.07	N/A	N/A	1,965	2,565	11,017	17,416
2017-03-31	$233.06	$240.00	24.3%	7.0%	15.7%	46.7%	24.0%	2.9%	-1.3%	-10.0M	105.9M	-684.8K	0.90	77.27	N/A	N/A	1,891	1,697	11,042	18,407