OPEN Options History — April 2010

Name: OPEN Options Analytics - April 2010
Creator: Options Analysis Suite

In April 2010, OPEN traded between $36.23 and $40.00. ATM implied volatility averaged 39.2%. The 30-day expected move averaged 11.3%. IV traded above realized volatility by 9.2% (HV 20d: 30.1%). Max pain ranged from $30.00 to $40.00. Net GEX was positive for 6 of 21 trading days. Term structure was in contango for 10 of 21 days. Put/call ratio averaged 3.30.

Notable Days

2010-04-30: Highest Volume — 564 contracts
2010-04-15: Largest IV spike — 34.8% change
2010-04-28: Largest Expected Move — 13.0%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$38.38	$36.23	$40.00	$36.23	$38.86
Max Pain	$36.43	$30.00	$40.00	$30.00	$40.00
ATM IV	39.2%	28.6%	45.8%	38.7%	44.8%
Expected Move	11.3%	9.8%	13.0%	11.1%	12.8%
HV 20d	30.1%	27.3%	35.2%	27.3%	29.4%
HV 60d	54.2%	51.6%	58.0%	58.0%	52.0%
Term Structure	-0.9%	-3.9%	2.7%	2.7%	0.6%
VWIV	42.4%	36.0%	49.4%	42.8%	45.7%
Skew 25d	7.3%	-1.5%	15.6%	8.9%	7.5%
Skew 10d	14.4%	1.5%	31.8%	9.8%	15.4%
Call IV 25d	36.2%	28.1%	47.8%	28.9%	45.4%
Put IV 25d	43.5%	34.6%	52.9%	37.8%	52.9%
Bid-Ask Spread %	68.76	49.91	88.32	60.26	55.51
Gamma HHI	0.39	0.28	0.50	0.46	0.33
Net GEX	-14.3K	-63.3K	32.4K	-23.4K	-55.1K
Net DEX	-1.2M	-2.2M	50.2K	-797.6K	-323.5K
Net VEX	-24.4K	-28.2K	-22.0K	-24.0K	-27.6K
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	3.30	0.00	35.00	0.42	0.83
Total Volume	131.048	4	564	336	564
Total OI	4,188.381	3,905	4,767	3,905	4,767

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 Vol	Put Vol	Call OI	Put OI
2010-04-01	$36.23	$30.00	38.7%	11.1%	27.3%	0.0%	42.8%	8.9%	2.7%	-23.4K	-797.6K	-24.0K	0.42	60.26	236	100	1,405	2,500
2010-04-05	$37.46	$35.00	40.2%	11.8%	28.1%	0.0%	43.5%	10.4%	0.5%	-3.3K	-1.3M	-24.1K	35.00	85.83	1	35	1,537	2,504
2010-04-06	$36.60	$35.00	44.6%	11.5%	29.3%	0.0%	36.0%	-1.5%	2.3%	-10.1K	-1.0M	-23.9K	1.33	80.75	15	20	1,538	2,534
2010-04-07	$36.51	$35.00	45.8%	11.7%	27.8%	0.0%	0.0%	6.7%	-3.7%	-13.9K	-951.8K	-23.5K	0.00	73.37	10	0	1,523	2,522
2010-04-08	$36.92	$35.00	40.1%	11.8%	28.1%	0.0%	0.0%	6.8%	-2.2%	-18.8K	-1.0M	-23.0K	0.00	64.11	0	18	1,523	2,522
2010-04-09	$38.30	$35.00	31.5%	9.8%	30.7%	0.0%	0.0%	15.6%	0.1%	7.9K	-1.7M	-22.0K	0.00	85.25	40	0	1,533	2,535
2010-04-12	$38.49	$35.00	36.4%	10.8%	29.6%	0.0%	43.5%	6.8%	-3.8%	14.8K	-1.8M	-22.8K	0.58	51.48	76	44	1,525	2,535
2010-04-13	$38.53	$35.00	39.1%	11.1%	29.6%	0.0%	0.0%	14.9%	-3.1%	21.2K	-2.0M	-23.3K	0.12	68.32	42	5	1,586	2,532
2010-04-14	$38.70	$35.00	28.6%	10.9%	29.5%	0.0%	0.0%	6.6%	-3.0%	28.1K	-2.2M	-22.7K	2.00	67.37	18	36	1,594	2,532
2010-04-15	$38.95	$35.00	38.5%	11.1%	29.5%	0.0%	0.0%	7.0%	-3.9%	32.4K	-2.1M	-22.4K	0.00	67.16	4	0	1,604	2,632
2010-04-16	$38.85	$35.00	37.1%	10.6%	29.6%	0.0%	41.4%	4.2%	-2.2%	14.2K	-1.8M	-24.4K	1.20	67.11	55	66	1,608	2,864
2010-04-19	$38.14	$35.00	37.4%	10.7%	30.2%	0.0%	0.0%	4.6%	1.5%	-33.4K	-631.4K	-24.6K	0.00	88.32	30	0	1,209	2,740
2010-04-20	$38.96	$35.00	37.0%	10.6%	30.2%	0.0%	42.1%	4.2%	1.0%	-24.1K	-960.5K	-24.8K	0.21	69.26	47	10	1,229	2,740
2010-04-21	$39.30	$35.00	36.6%	10.5%	30.3%	0.0%	36.5%	14.2%	1.1%	-20.4K	-1.2M	-23.8K	0.66	82.74	191	126	1,261	2,750
2010-04-22	$39.98	$40.00	37.8%	10.8%	30.8%	0.0%	0.0%	12.0%	0.2%	-21.1K	-1.4M	-23.8K	1.85	78.28	13	24	1,307	2,841
2010-04-23	$40.00	$40.00	37.0%	10.6%	30.7%	0.0%	37.2%	4.7%	0.9%	-19.2K	-1.5M	-24.6K	1.77	58.55	56	99	1,306	2,863
2010-04-26	$39.60	$40.00	40.3%	11.5%	30.7%	0.0%	40.3%	4.2%	-1.2%	-19.9K	-1.3M	-25.5K	9.62	62.42	13	125	1,354	2,896
2010-04-27	$39.28	$40.00	41.8%	12.0%	30.9%	0.0%	43.4%	6.3%	-2.6%	-40.4K	-768.4K	-26.2K	0.11	60.25	194	22	1,357	3,014
2010-04-28	$37.73	$40.00	45.4%	13.0%	34.2%	0.0%	49.4%	4.1%	-3.6%	-51.9K	50.2K	-26.8K	9.17	67.64	29	266	1,429	3,034
2010-04-29	$38.63	$40.00	45.2%	13.0%	35.2%	0.0%	49.4%	5.1%	-1.6%	-63.3K	-41.9K	-28.2K	1.14	49.91	57	65	1,416	3,255
2010-04-30	$38.86	$40.00	44.8%	12.8%	29.4%	0.0%	45.7%	7.5%	0.6%	-55.1K	-323.5K	-27.6K	0.83	55.51	308	256	1,462	3,305