GWW Options History — October 2013

In October 2013, GWW traded between $252.36 and $273.04. ATM implied volatility averaged 23.0%, placing in the 44.6% IV rank vs the trailing year. The 30-day expected move averaged 6.3%. IV traded above realized volatility by 5.7% (HV 20d: 17.3%). Max pain ranged from $250.00 to $270.00. Net GEX was positive for 23 of 23 trading days. Term structure was in contango for 8 of 23 days. Put/call ratio averaged 3.45.

Notable Days

2013-10-31: Highest Volume — 2,875 contracts
2013-10-10: Largest IV drop — 25.9% change
2013-10-09: Highest IV Rank — 94.8%
2013-10-02: Largest Expected Move — 8.0%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$262.87	$252.36	$273.04	$264.65	$268.97
Max Pain	$267.39	$250.00	$270.00	$250.00	$270.00
ATM IV	23.0%	17.4%	33.2%	27.4%	18.0%
Expected Move	6.3%	5.0%	8.0%	7.8%	5.2%
HV 20d	17.3%	14.5%	18.6%	18.6%	18.0%
HV 60d	16.7%	15.6%	17.3%	16.4%	16.6%
IV Rank	44.6%	17.2%	94.8%	65.9%	20.3%
IV Percentile	61.9%	19.8%	98.4%	90.1%	26.6%
Term Structure	-1.3%	-4.4%	0.8%	-4.4%	0.2%
VWIV	23.1%	16.8%	28.0%	26.6%	20.8%
Skew 25d	3.0%	2.0%	3.9%	2.1%	2.0%
Skew 10d	7.1%	5.5%	11.0%	5.9%	6.0%
Call IV 25d	21.0%	17.1%	26.7%	26.5%	17.8%
Put IV 25d	24.0%	19.5%	29.2%	28.6%	19.8%
Bid-Ask Spread %	71.63	52.32	86.41	76.87	86.16
Gamma HHI	0.17	0.14	0.35	0.15	0.16
Net GEX	971.5K	41.6K	3.4M	1.4M	600.9K
Net DEX	-11.4M	-25.0M	10.3M	-22.2M	-13.9M
Net VEX	-249.2K	-281.5K	-227.8K	-278.7K	-234.7K
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	3.45	0.32	46.13	0.51	46.13
Total Volume	534.13	70	2,875	115	2,875
Total OI	11,999.826	7,421	15,618	14,059	8,502

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
2013-10-01	$264.65	$250.00	27.4%	7.8%	18.6%	65.9%	26.6%	2.1%	-4.4%	1.4M	-22.2M	-278.7K	0.51	76.87	N/A	N/A	76	39	5,328	8,731
2013-10-02	$264.65	$250.00	27.8%	8.0%	17.7%	68.3%	28.0%	2.5%	-4.3%	1.2M	-21.6M	-281.5K	0.52	76.85	N/A	N/A	69	36	5,332	8,748
2013-10-03	$263.74	$250.00	27.4%	7.9%	17.1%	66.3%	27.7%	2.2%	-3.7%	1.3M	-20.0M	-279.8K	0.34	80.36	N/A	N/A	212	72	5,345	8,768
2013-10-04	$264.88	$270.00	28.0%	6.8%	17.0%	69.0%	22.9%	3.6%	-2.0%	1.2M	-21.6M	-279.3K	1.50	54.72	N/A	N/A	28	42	5,367	8,763
2013-10-07	$261.13	$270.00	30.3%	7.1%	16.0%	80.6%	25.2%	3.3%	-2.4%	1.3M	-16.6M	-268.3K	1.25	55.87	N/A	N/A	44	55	5,372	8,793
2013-10-08	$258.04	$270.00	30.3%	7.3%	14.5%	80.7%	26.7%	3.5%	-2.4%	730.2K	-5.7M	-267.1K	1.33	52.32	N/A	N/A	36	48	5,377	8,840
2013-10-09	$252.36	$270.00	33.2%	7.7%	16.1%	94.8%	26.3%	3.9%	-2.9%	41.6K	10.3M	-264.7K	1.00	59.10	N/A	N/A	414	412	5,407	8,863
2013-10-10	$255.90	$270.00	24.6%	7.1%	17.2%	52.3%	26.1%	3.7%	-2.3%	349.6K	1.8M	-252.5K	0.47	55.67	N/A	N/A	238	112	5,314	8,910
2013-10-11	$257.90	$270.00	24.1%	6.9%	17.5%	49.8%	24.8%	3.9%	-2.2%	614.0K	-3.8M	-250.6K	0.67	61.85	N/A	N/A	157	105	5,305	8,963
2013-10-14	$258.61	$270.00	24.6%	7.1%	17.0%	52.5%	25.8%	2.9%	-2.6%	936.4K	-8.8M	-244.7K	0.43	66.64	N/A	N/A	440	191	5,378	9,032
2013-10-15	$255.42	$270.00	26.0%	7.4%	17.4%	60.8%	27.5%	3.2%	-3.5%	784.3K	-1.8M	-248.7K	2.38	71.78	N/A	N/A	469	1,118	5,705	9,062
2013-10-16	$257.77	$270.00	20.0%	5.7%	16.4%	30.4%	20.4%	3.7%	0.4%	2.0M	-1.2M	-238.1K	1.21	76.17	N/A	N/A	566	686	5,912	9,706
2013-10-17	$261.90	$270.00	19.0%	5.4%	17.8%	25.0%	22.4%	3.0%	0.7%	3.4M	-21.8M	-228.5K	1.95	72.78	N/A	N/A	264	514	5,882	9,598
2013-10-18	$264.30	$270.00	18.9%	5.4%	17.8%	24.5%	18.9%	3.1%	0.3%	1.9M	-25.0M	-227.8K	0.93	73.73	N/A	N/A	471	437	5,814	9,768
2013-10-21	$263.44	$270.00	19.0%	5.4%	17.6%	25.1%	20.7%	2.8%	0.1%	159.3K	-4.9M	-231.4K	2.73	73.14	N/A	N/A	113	308	2,899	4,522
2013-10-22	$265.39	$270.00	17.8%	5.1%	17.8%	19.1%	19.6%	2.9%	0.8%	321.0K	-8.1M	-240.0K	0.82	76.29	N/A	N/A	102	84	2,979	4,781
2013-10-23	$264.17	$270.00	19.5%	5.6%	17.9%	27.6%	23.4%	3.0%	-0.3%	198.8K	-5.8M	-238.4K	7.40	76.48	N/A	N/A	30	222	3,023	4,818
2013-10-24	$263.04	$270.00	18.6%	5.3%	17.7%	23.0%	19.2%	2.8%	0.5%	82.6K	-4.5M	-239.6K	0.32	75.69	N/A	N/A	272	86	3,047	4,878
2013-10-25	$267.40	$270.00	17.4%	5.0%	17.3%	17.2%	16.8%	2.4%	0.2%	820.4K	-12.4M	-237.4K	1.09	77.74	N/A	N/A	35	38	3,259	4,829
2013-10-28	$269.20	$270.00	18.6%	5.3%	17.1%	23.2%	20.4%	2.9%	-0.1%	1.2M	-16.8M	-231.9K	3.91	78.06	N/A	N/A	106	414	3,292	4,829
2013-10-29	$273.04	$270.00	19.2%	5.5%	17.4%	26.3%	20.5%	3.0%	-0.5%	1.1M	-21.1M	-234.2K	0.39	82.74	N/A	N/A	87	34	3,304	5,160
2013-10-30	$270.06	$270.00	18.8%	5.4%	17.9%	24.0%	20.0%	2.4%	-0.0%	696.9K	-16.0M	-234.7K	2.12	86.41	N/A	N/A	41	87	3,323	5,168
2013-10-31	$268.97	$270.00	18.0%	5.2%	18.0%	20.3%	20.8%	2.0%	0.2%	600.9K	-13.9M	-234.7K	46.13	86.16	N/A	N/A	61	2,814	3,325	5,177