ABAT Options History — April 2011

In April 2011, ABAT traded between $25.65 and $37.20. ATM implied volatility averaged 127.0%, placing in the 62.7% IV rank vs the trailing year. The 30-day expected move averaged 35.5%. IV traded below realized volatility by 74.8% (HV 20d: 201.8%). Max pain ranged from $37.50 to $75.00. Net GEX was positive for 18 of 20 trading days. Term structure was in contango for 7 of 20 days. Put/call ratio averaged 2.67.

Notable Days

2011-04-06: Highest Volume — 537 contracts
2011-04-20: Largest IV spike — 41.9% change
2011-04-04: Highest IV Rank — 81.0%
2011-04-20: Largest Expected Move — 41.7%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$31.15	$25.65	$37.20	$31.05	$25.65
Max Pain	$43.13	$37.50	$75.00	$37.50	$37.50
ATM IV	127.0%	95.9%	152.7%	143.8%	136.4%
Expected Move	35.5%	27.5%	41.7%	41.2%	39.1%
HV 20d	201.8%	96.3%	218.0%	200.6%	97.9%
HV 60d	125.4%	118.1%	128.6%	118.1%	128.6%
IV Rank	62.7%	40.4%	81.0%	74.7%	69.4%
IV Percentile	92.6%	78.2%	98.4%	98.0%	94.8%
Term Structure	-2.3%	-27.0%	12.0%	-16.5%	-27.0%
VWIV	124.0%	110.7%	146.6%	143.6%	123.4%
Bid-Ask Spread %	15.86	5.59	31.35	26.80	11.00
Gamma HHI	0.64	0.50	0.85	0.53	0.60
Net GEX	1.2K	-5.7K	2.8K	1.2K	606
Net DEX	935.1K	297.8K	1.6M	847.5K	1.6M
Net VEX	-6.1K	-7.6K	-2.9K	-4.9K	-2.9K
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	2.67	0.04	16.47	1.78	0.40
Total Volume	122.9	7	537	94	38
Total OI	1,745.85	1,357	2,098	1,357	1,873

Daily Data (20 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
2011-04-01	$31.05	$37.50	143.8%	41.2%	200.6%	74.7%	143.6%	0.0%	-16.5%	1.2K	847.5K	-4.9K	1.78	26.80	N/A	N/A	34	60	730	627
2011-04-04	$30.60	$75.00	152.7%	36.0%	200.0%	81.0%	125.5%	0.0%	-0.9%	952	872.3K	-5.1K	0.92	19.46	N/A	N/A	16	15	754	663
2011-04-05	$31.05	$75.00	148.4%	35.3%	200.2%	78.0%	123.1%	0.0%	-7.6%	1.1K	900.7K	-4.8K	2.33	21.87	N/A	N/A	27	62	763	636
2011-04-06	$37.20	$75.00	143.9%	35.3%	213.5%	74.7%	122.4%	0.0%	-1.6%	692	544.3K	-6.1K	1.66	14.72	N/A	N/A	202	335	781	652
2011-04-07	$34.05	$37.50	123.1%	35.0%	214.6%	59.9%	122.0%	0.0%	-4.3%	-5.2K	780.9K	-6.8K	1.76	11.87	N/A	N/A	73	129	869	848
2011-04-08	$34.50	$37.50	113.9%	34.2%	215.1%	53.3%	119.4%	0.0%	-1.7%	-5.7K	958.1K	-7.3K	7.93	9.66	N/A	N/A	9	73	894	904
2011-04-11	$31.95	$37.50	139.1%	34.0%	215.3%	71.3%	117.9%	0.0%	9.1%	1.0K	1.2M	-6.3K	0.60	11.35	N/A	N/A	137	82	890	858
2011-04-12	$31.35	$37.50	112.5%	37.3%	215.3%	52.3%	130.0%	0.0%	2.3%	2.6K	924.4K	-7.0K	2.68	19.39	N/A	N/A	129	346	975	863
2011-04-13	$31.95	$37.50	117.7%	35.6%	216.0%	56.0%	0.0%	0.0%	2.4%	2.2K	1.3M	-7.6K	1.59	19.32	N/A	N/A	11	17	1,046	1,052
2011-04-14	$32.25	$37.50	132.8%	38.1%	216.1%	66.8%	133.9%	0.0%	-1.1%	2.4K	1.3M	-7.5K	3.07	18.12	N/A	N/A	3	9	1,056	1,039
2011-04-15	$31.35	$37.50	124.6%	35.7%	215.8%	60.9%	124.6%	0.0%	3.5%	2.5K	1.3M	-7.5K	3.47	31.35	N/A	N/A	19	66	1,055	1,034
2011-04-18	$31.20	$37.50	115.3%	33.1%	215.2%	54.3%	115.4%	0.0%	9.7%	2.7K	297.8K	-7.1K	0.71	19.48	N/A	N/A	31	22	947	691
2011-04-19	$29.70	$37.50	102.5%	29.4%	215.3%	45.2%	111.0%	0.0%	12.0%	2.6K	498.5K	-6.5K	2.28	7.38	N/A	N/A	30	69	963	680
2011-04-20	$31.95	$37.50	145.5%	41.7%	217.9%	75.8%	146.6%	0.0%	-15.7%	2.8K	339.1K	-7.1K	2.87	19.40	N/A	N/A	27	78	967	714
2011-04-21	$30.60	$37.50	138.1%	39.6%	217.9%	70.6%	126.2%	0.0%	-9.5%	1.3K	486.0K	-7.1K	2.23	21.13	N/A	N/A	19	42	970	786
2011-04-25	$30.15	$37.50	110.9%	31.8%	217.8%	51.1%	110.7%	0.0%	9.8%	2.8K	1.1M	-5.4K	0.04	5.59	N/A	N/A	37	2	974	819
2011-04-26	$29.70	$37.50	95.9%	27.5%	217.8%	40.4%	112.3%	0.0%	-3.1%	2.6K	1.2M	-5.2K	0.24	11.95	N/A	N/A	79	19	979	818
2011-04-27	$29.55	$37.50	123.4%	35.4%	218.0%	60.1%	123.4%	0.0%	-2.0%	2.7K	1.2M	-5.5K	0.45	7.04	N/A	N/A	5	2	1,044	833
2011-04-28	$27.30	$37.50	119.6%	34.3%	96.3%	57.4%	0.0%	0.0%	-3.5%	2.4K	1.0M	-5.2K	16.47	10.30	N/A	N/A	6	98	1,037	833
2011-04-29	$25.65	$37.50	136.4%	39.1%	97.9%	69.4%	0.0%	0.0%	-27.0%	606	1.6M	-2.9K	0.40	11.00	N/A	N/A	27	11	1,037	836