ABAT Options History — May 2011

In May 2011, ABAT traded between $21.75 and $26.40. ATM implied volatility averaged 134.2%, placing in the 65.0% IV rank vs the trailing year. The 30-day expected move averaged 40.4%. IV traded above realized volatility by 55.3% (HV 20d: 78.8%). Max pain ranged from $37.50 to $37.50. Net GEX was positive for 17 of 21 trading days. Term structure was in contango for 7 of 21 days. Put/call ratio averaged 1.52.

Notable Days

2011-05-05: Highest Volume — 435 contracts
2011-05-25: Largest IV spike — 58.0% change
2011-05-02: Highest IV Rank — 100.0%
2011-05-02: Largest Expected Move — 53.1%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$23.31	$21.75	$26.40	$26.40	$22.50
Max Pain	$37.50	$37.50	$37.50	$37.50	$37.50
ATM IV	134.2%	94.6%	185.2%	185.2%	98.5%
Expected Move	40.4%	28.2%	53.1%	53.1%	28.2%
HV 20d	78.8%	66.1%	98.4%	95.2%	70.2%
HV 60d	132.1%	128.8%	133.5%	128.8%	133.1%
IV Rank	65.0%	37.9%	100.0%	100.0%	40.6%
IV Percentile	89.9%	73.8%	100.0%	100.0%	73.8%
Term Structure	-1.8%	-53.9%	68.7%	-18.5%	-20.8%
Bid-Ask Spread %	8.62	3.58	24.68	4.95	6.37
Gamma HHI	0.56	0.43	0.91	0.51	0.46
Net GEX	532	-140	1.0K	409	889
Net DEX	1.1M	492.4K	2.1M	1.7M	536.1K
Net VEX	-3.0K	-3.9K	-343	-3.1K	-3.5K
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	1.52	0.00	4.69	3.03	0.13
Total Volume	69	3	435	297	7
Total OI	1,838.667	1,480	2,200	1,943	1,489

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
2011-05-02	$26.40	$37.50	185.2%	53.1%	95.2%	100.0%	0.0%	0.0%	-18.5%	409	1.7M	-3.1K	3.03	4.95	N/A	N/A	74	223	1,041	902
2011-05-03	$25.50	$37.50	150.9%	43.3%	95.7%	76.5%	0.0%	0.0%	58.0%	193	2.0M	-3.3K	3.35	6.79	N/A	N/A	8	28	1,048	1,074
2011-05-04	$23.55	$37.50	99.6%	28.6%	98.4%	41.4%	0.0%	0.0%	68.7%	83	1.9M	-3.1K	4.69	7.09	N/A	N/A	9	43	1,051	1,087
2011-05-05	$21.75	$37.50	131.6%	37.7%	69.2%	63.2%	0.0%	0.0%	15.0%	72	1.7M	-2.9K	2.00	3.58	N/A	N/A	145	290	1,056	1,086
2011-05-06	$21.90	$37.50	94.6%	49.8%	66.1%	37.9%	0.0%	0.0%	-25.1%	-63	2.1M	-343	1.01	24.68	N/A	N/A	65	66	1,161	1,013
2011-05-09	$24.00	$37.50	130.8%	48.2%	76.7%	62.7%	0.0%	0.0%	-32.6%	1.0K	1.6M	-3.9K	4.51	13.92	N/A	N/A	38	171	1,192	1,008
2011-05-10	$24.00	$37.50	144.1%	46.8%	73.7%	71.8%	0.0%	0.0%	-32.6%	866	1.3M	-3.9K	1.79	13.14	N/A	N/A	2	3	1,194	895
2011-05-11	$23.10	$37.50	140.4%	41.9%	74.1%	69.3%	0.0%	0.0%	-15.6%	800	996.4K	-3.6K	0.05	5.10	N/A	N/A	5	0	1,195	742
2011-05-12	$24.45	$37.50	162.0%	46.4%	77.6%	84.1%	0.0%	0.0%	-23.5%	797	887.7K	-3.9K	0.60	14.86	N/A	N/A	14	9	1,193	737
2011-05-13	$22.65	$37.50	130.4%	37.4%	80.2%	62.4%	0.0%	0.0%	-27.6%	771	732.3K	-3.5K	2.61	7.07	N/A	N/A	12	32	1,202	637
2011-05-16	$23.55	$37.50	150.8%	43.2%	82.5%	76.4%	0.0%	0.0%	-24.2%	771	756.3K	-3.6K	4.25	6.12	N/A	N/A	7	29	1,206	637
2011-05-17	$23.10	$37.50	159.4%	45.7%	82.5%	82.3%	0.0%	0.0%	-32.7%	795	693.9K	-3.7K	0.00	7.54	N/A	N/A	5	0	1,209	628
2011-05-18	$24.00	$37.50	155.3%	44.5%	83.5%	79.5%	0.0%	0.0%	-25.6%	818	692.0K	-3.8K	0.08	6.86	N/A	N/A	26	2	1,211	628
2011-05-19	$23.55	$37.50	156.7%	44.9%	77.4%	80.5%	0.0%	0.0%	-27.0%	826	663.5K	-3.7K	1.76	5.64	N/A	N/A	1	2	1,196	629
2011-05-20	$22.95	$37.50	123.0%	35.3%	76.8%	57.4%	0.0%	0.0%	45.6%	790	740.9K	-3.5K	0.27	7.44	N/A	N/A	12	3	1,195	627
2011-05-23	$22.50	$37.50	100.2%	28.7%	76.9%	41.7%	0.0%	0.0%	-10.3%	-137	1.1M	-533	0.00	6.96	N/A	N/A	6	0	932	553
2011-05-24	$22.50	$37.50	102.0%	29.2%	77.0%	43.0%	0.0%	0.0%	46.2%	-140	1.1M	-541	0.00	7.40	N/A	N/A	14	0	935	553
2011-05-25	$22.20	$37.50	161.2%	46.2%	77.0%	83.5%	0.0%	0.0%	-53.9%	-99	1.1M	-564	0.21	8.44	N/A	N/A	16	3	939	553
2011-05-26	$22.65	$37.50	138.3%	39.7%	73.9%	67.9%	0.0%	0.0%	52.1%	823	508.5K	-3.6K	0.01	8.44	N/A	N/A	61	1	945	553
2011-05-27	$22.80	$37.50	102.8%	29.5%	71.3%	43.5%	0.0%	0.0%	46.3%	861	492.4K	-3.6K	0.13	8.68	N/A	N/A	15	2	926	554
2011-05-31	$22.50	$37.50	98.5%	28.2%	70.2%	40.6%	0.0%	0.0%	-20.8%	889	536.1K	-3.5K	0.00	6.37	N/A	N/A	0	7	934	555