GOOG Options History — July 2013

In July 2013, GOOG traded between $22.03 and $23.09. ATM implied volatility averaged 22.8%, placing in the 24.6% IV rank vs the trailing year. The 30-day expected move averaged 6.5%. IV traded above realized volatility by 8.5% (HV 20d: 14.3%). Max pain ranged from $21.85 to $22.73. Net GEX was positive for 20 of 22 trading days. Term structure was in contango for 9 of 22 days. Put/call ratio averaged 0.84.

Notable Days

2013-07-19: Highest Volume — 13,755,120 contracts
2013-07-19: Largest IV drop — 26.5% change
2013-07-10: Highest IV Rank — 41.1%
2013-07-10: Largest Expected Move — 8.5%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$22.51	$22.03	$23.09	$22.17	$22.17
Max Pain	$22.19	$21.85	$22.73	$21.98	$22.10
ATM IV	22.8%	15.8%	29.8%	26.5%	17.8%
Expected Move	6.5%	4.5%	8.5%	7.5%	5.1%
HV 20d	14.3%	12.9%	15.9%	15.9%	14.4%
HV 60d	18.2%	16.4%	19.9%	19.9%	16.4%
IV Rank	24.6%	4.7%	41.1%	32.3%	11.8%
IV Percentile	49.5%	2.8%	88.9%	73.0%	21.4%
Term Structure	-1.5%	-4.3%	0.5%	-2.3%	0.2%
VWIV	23.1%	16.3%	29.7%	26.2%	17.9%
Skew 25d	2.1%	1.1%	3.1%	2.9%	1.9%
Skew 10d	3.9%	2.4%	6.3%	4.8%	3.2%
Call IV 25d	21.8%	15.3%	28.3%	24.9%	17.3%
Put IV 25d	23.9%	16.8%	30.9%	27.7%	19.2%
Bid-Ask Spread %	19.84	4.54	71.30	4.54	11.59
Gamma HHI	0.08	0.04	0.43	0.05	0.05
Net GEX	169.6M	-878.9M	641.6M	209.5M	98.1M
Net DEX	-5.09B	-8.52B	-1.76B	-4.47B	-3.49B
Net VEX	-35.2M	-36.7M	-32.7M	-35.9M	-36.1M
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	0.84	0.58	1.19	0.92	0.76
Total Volume	3,606,824.545	1,786,660	13,755,120	1,956,200	2,043,640
Total OI	15,119,651.818	12,505,100	19,255,480	12,505,100	16,078,340

Daily Data (22 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
2013-07-01	$22.17	$21.98	26.5%	7.5%	15.9%	32.3%	26.2%	2.9%	-2.3%	209.5M	-4.47B	-35.9M	0.92	4.54	1,020,820	935,380	6,301,820	6,203,280
2013-07-02	$22.04	$21.98	26.5%	7.5%	15.6%	32.3%	26.2%	3.0%	-2.4%	90.0M	-3.77B	-36.4M	0.99	6.10	1,046,960	1,037,360	6,532,120	6,497,620
2013-07-03	$22.14	$21.98	26.7%	7.6%	15.7%	32.8%	27.5%	3.1%	-2.5%	124.1M	-4.11B	-36.7M	0.97	7.55	905,420	881,240	6,681,800	6,762,040
2013-07-05	$22.31	$21.85	26.9%	7.7%	15.8%	33.3%	27.1%	2.5%	-2.7%	341.7M	-5.20B	-36.2M	0.75	6.10	1,905,820	1,425,460	7,029,220	7,191,460
2013-07-08	$22.60	$22.10	28.6%	8.2%	15.3%	38.1%	28.9%	2.7%	-3.6%	254.1M	-5.91B	-35.8M	0.69	6.79	1,575,780	1,082,200	6,691,520	6,591,700
2013-07-09	$22.61	$22.23	28.4%	8.1%	14.8%	37.3%	28.2%	2.3%	-3.9%	289.3M	-6.04B	-36.1M	0.81	6.38	1,835,320	1,481,360	7,144,900	6,988,020
2013-07-10	$22.63	$22.23	29.8%	8.5%	14.0%	41.1%	29.7%	2.6%	-4.3%	322.4M	-6.20B	-36.4M	0.74	7.29	1,512,040	1,123,960	7,673,620	7,583,820
2013-07-11	$22.98	$0.00	26.4%	7.6%	14.3%	32.0%	26.6%	2.8%	-1.9%	628.8M	-8.52B	-35.6M	0.71	7.41	3,004,120	2,120,200	7,955,500	7,852,760
2013-07-12	$23.05	$22.73	26.5%	7.8%	14.2%	32.3%	27.7%	2.5%	-2.1%	641.6M	-8.24B	-35.4M	0.58	7.03	2,583,820	1,501,300	8,075,940	8,107,540
2013-07-15	$23.09	$22.10	26.3%	7.3%	14.1%	31.8%	25.7%	2.2%	-3.5%	290.3M	-7.37B	-34.7M	0.73	49.11	1,476,120	1,084,680	7,431,540	7,148,380
2013-07-16	$22.97	$22.10	25.7%	7.2%	13.9%	39.4%	25.2%	2.3%	-3.6%	271.5M	-6.90B	-34.8M	0.91	42.12	1,044,880	952,840	7,812,040	7,572,840
2013-07-17	$22.94	$22.23	25.1%	7.1%	12.9%	37.5%	25.0%	1.9%	-3.5%	262.5M	-6.78B	-34.6M	0.69	52.38	1,292,860	896,300	8,050,400	7,935,960
2013-07-18	$22.74	$22.23	24.7%	7.1%	13.3%	36.0%	24.5%	1.1%	-0.5%	219.4M	-5.93B	-34.2M	0.91	68.02	3,763,800	3,437,160	8,404,040	8,051,400
2013-07-19	$22.39	$22.23	18.1%	5.2%	12.9%	13.0%	18.2%	1.3%	0.3%	3.1M	-3.83B	-32.7M	0.93	71.30	7,137,140	6,617,980	9,847,640	9,407,840
2013-07-22	$22.74	$22.23	16.5%	4.8%	13.8%	7.1%	16.9%	1.3%	0.3%	365.3M	-5.70B	-32.9M	1.00	12.50	1,912,960	1,907,940	7,059,100	6,800,520
2013-07-23	$22.57	$22.23	15.9%	4.6%	13.2%	5.0%	16.3%	1.2%	0.5%	222.6M	-4.81B	-33.3M	1.19	14.41	1,296,780	1,539,180	7,394,420	7,381,980
2013-07-24	$22.55	$22.35	15.8%	4.5%	13.1%	4.7%	17.9%	1.5%	0.5%	153.0M	-4.51B	-33.9M	1.02	13.66	1,222,460	1,249,600	7,652,880	7,821,340
2013-07-25	$22.17	$22.35	17.0%	4.8%	14.5%	8.8%	17.1%	1.9%	0.5%	-377.1M	-1.76B	-34.4M	0.78	10.23	2,697,020	2,114,440	7,829,620	8,056,960
2013-07-26	$22.11	$22.23	17.0%	4.8%	14.5%	8.9%	17.0%	1.7%	0.5%	-878.9M	-1.87B	-35.4M	1.02	11.36	1,996,200	2,032,680	8,420,340	8,311,860
2013-07-29	$22.03	$22.35	18.2%	5.2%	14.5%	13.0%	19.4%	1.6%	0.2%	5.2M	-2.63B	-35.8M	0.67	9.89	1,268,380	849,840	7,548,860	7,236,220
2013-07-30	$22.25	$22.23	18.1%	5.2%	14.6%	12.9%	18.4%	1.9%	0.2%	193.8M	-3.97B	-36.3M	0.77	10.77	1,435,560	1,101,140	7,991,740	7,521,400
2013-07-31	$22.17	$22.10	17.8%	5.1%	14.4%	11.8%	17.9%	1.9%	0.2%	98.1M	-3.49B	-36.1M	0.76	11.59	1,163,400	880,240	8,253,080	7,825,260