EX-1 2 ex1.htm EXHIBIT 1 ex1.htm

EXHIBIT 1
 
TRANSACTIONS DURING PAST 60 DAYS
 
The Reporting Persons engaged in the following transactions in shares of Common Stock of the Company during the past 60 days.  Such transactions involved the sale of shares on the NASDAQ Global Market.  Certain of the prices reported below reflect the weighted average sale price of the shares of Common Stock sold on the relevant date.  The Reporting Persons hereby undertake to provide upon request to the SEC staff full information regarding the number of shares and prices at which each transaction was effected.

Date
 
Type
 
Price
Shares
3/4/2013
 
Sale
 
 $    7.0186
1
3619
3/5/2013
 
Sale
 
 $    7.0256
2
2746
3/6/2013
 
Sale
 
 $    7.0156
3
1203
3/8/2013
 
Sale
 
 $    7.1900
4
1300
3/11/2013
 
Sale
 
 $    7.1847
5
1800
3/14/2013
 
Sale
 
 $    7.0736
6
25000
3/18/2013
 
Sale
 
 $    7.0500
 
1740
3/19/2013
 
Sale
 
 $    7.0017
7
15522
3/21/2013
 
Sale
 
 $    7.1615
8
1300
3/22/2013
 
Sale
 
 $    7.1468
9
11967
3/26/2013
 
Sale
 
 $    7.1762
10
2900
4/1/2013
 
Sale
 
 $    7.8838
11
2500
4/2/2013
 
Sale
 
 $    8.0440
12
14190
4/3/2013
 
Sale
 
 $    8.0750
13
4450
4/4/2013
 
Sale
 
 $    8.1195
14
14422
4/5/2013
 
Sale
 
 $    8.3900
15
500
4/8/2013
 
Sale
 
 $    8.5083
16
2480
4/9/2013
 
Sale
 
 $    8.6706
17
2598
4/10/2013
 
Sale
 
 $    9.1567
18
13300
4/11/2013
 
Sale
 
 $    9.5209
19
5700
4/12/2013
 
Sale
 
 $    9.5600
20
200
4/16/2013
 
Sale
 
 $    9.5613
21
1121
4/17/2013
 
Sale
 
 $    9.4232
22
4246
4/18/2013
 
Sale
 
 $    9.5702
23
2100
4/19/2013
 
Sale
 
 $    9.6871
24
5000
4/22/2013
 
Sale
 
 $   10.0000
 
116
4/23/2013
 
Sale
 
 $   10.0933
25
6495
4/24/2013
 
Sale
 
 $   10.5735
26
5600
4/25/2013
 
Sale
 
 $   11.1027
27
11900
4/26/2013
 
Sale
 
 $   11.3122
28
5400
4/29/2013
 
Sale
 
 $   12.0682
29
13600
4/30/2013
 
Sale
 
 $   12.7506
30
11628
5/1/2013
 
Sale
 
 $   13.0048
31
20000


2 This transaction was executed in multiple trades at prices ranging from $7.00 – 7.04.
3 This transaction was executed in multiple trades at prices ranging from $7.00 – 7.03. 
4 This transaction was executed in multiple trades at prices ranging from $7.17 – 7.20.
5 This transaction was executed in multiple trades at prices ranging from $7.15 – 7.20. 
6 This transaction was executed in multiple trades at prices ranging from $7.00 – 7.10.
7 This transaction was executed in multiple trades at prices ranging from $7.00 – 7.05. 
8 This transaction was executed in multiple trades at prices ranging from $7.16 – 7.17.
9 This transaction was executed in multiple trades at prices ranging from $7.14 – 7.15. 
10 This transaction was executed in multiple trades at prices ranging from $7.15 – 7.19.
11 This transaction was executed in multiple trades at prices ranging from $7.75 – 7.92. 
12 This transaction was executed in multiple trades at prices ranging from $7.96 – 8.10.
13 This transaction was executed in multiple trades at prices ranging from $8.00 – 8.11. 
14 This transaction was executed in multiple trades at prices ranging from $8.10 – 8.15.
15 This transaction was executed in multiple trades at prices ranging from $8.32 – 8.46. 
16 Due to incomplete data available to the Reporting Persons, the Reporting Persons are reporting the average price of transactions effected on this date.
17 This transaction was executed in multiple trades at prices ranging from $8.65 – 8.85. 
18 Due to incomplete data available to the Reporting Persons, the Reporting Persons are reporting the average price of transactions effected on this date.
19 This transaction was executed in multiple trades at prices ranging from $9.49 – 9.55. 
20 This transaction was executed in multiple trades at prices ranging from $9.55 – 9.57.
21 This transaction was executed in multiple trades at prices ranging from $9.56 – 9.565. 
22 Due to incomplete data available to the Reporting Persons, the Reporting Persons are reporting the average price of transactions effected on this date.
23 This transaction was executed in multiple trades at prices ranging from $9.55 – 9.63. 
24 This transaction was executed in multiple trades at prices ranging from $9.67 – 9.75.
25 This transaction was executed in multiple trades at prices ranging from $10.01 – 10.28. 
26 This transaction was executed in multiple trades at prices ranging from $10.50 – 10.78.
27 This transaction was executed in multiple trades at prices ranging from $11.00 – 11.20. 
28 This transaction was executed in multiple trades at prices ranging from $11.04 – 11.50.
29 This transaction was executed in multiple trades at prices ranging from $11.91 – 12.27. 
30 This transaction was executed in multiple trades at prices ranging from $12.65 – 12.81.
31 This transaction was executed in multiple trades at prices ranging from $12.71 – 13.265.