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 purchase of shares on the Nasdaq National Market System.  The prices reported below reflect the weighted average purchase price of the shares of Common Stock purchased 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
  
 
1/13/2010
  
Purchase
  
$6.00
  
5000
  
 
1/19/20101
  
Purchase
  
6.4504
  
52868
  
 
1/20/20102
  
Purchase
  
6.4987
  
5543
  
 
1/21/2010
  
Purchase
  
6.50
  
24437
  
 
1/22/20103
  
Purchase
  
6.4113
  
100000
  
 
1/25/20104
  
Purchase
  
6.489
  
32200
  
 
1/26/20105
  
Purchase
  
6.481
  
103648
  
 
1/27/20106
  
Purchase
  
6.3521
  
24000
  
 
1/28/20107
  
Purchase
  
6.1075
  
41700
  
 
1/29/20108
  
Purchase
  
6.0738
  
84315
  
 
2/01/20109
  
Purchase
  
5.9609
  
62532
  
 
2/02/201010
  
Purchase
  
5.9014
  
85410
  
 
2/03/201011
  
Purchase
  
5.8518
  
68523
  
 
2/04/201012
  
Purchase
  
5.6318
  
78600
  
 
2/5/201013
  
Purchase
  
5.5746
  
80664
  
 
2/8/201014
  
Purchase
  
5.6899
  
30613
  
 
 

 
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1 This transaction was executed in multiple trades at prices ranging from $6.35 - 6.50.
 
 
 
Date
  
Type
  
Price
  
Shares
  
 
2/9/201015
  
Purchase
  
$5.6837
  
30598
  
 
2/10/201016
  
Purchase
  
5.6668
  
40000
  
 
2/11/201017
  
Purchase
  
5.6251
  
23700
  
 
02/12/201018
  
Purchase
  
5.4993
  
43174
  
 
2/16/201019
  
Purchase
  
5.581
  
51000
  
 
2/17/201020
  
Purchase
  
5.5653
  
30000
  
 
2/23/201021
  
Purchase
  
5.7392
  
68894
  
 
2/24/201022
  
Purchase
  
5.8007
  
41501
  
 
2/25/201023
  
Purchase
  
5.8335
  
37141
  
 
2/26/201024
  
Purchase
  
5.9952
  
29242
  
 
3/01/201025
  
Purchase
  
5.9898
  
31900
  
 
3/02/2010
  
Purchase
  
5.95
  
2500
  
 
3/03/201026
  
Purchase
  
6.4851
  
76951
  
 
3/4/201027
  
Purchase
  
6.4421
  
34390
  
 
 
 
 
 
 
_______________________________________ 
15 This transaction was executed in multiple trades at prices ranging from $5.55 - 5.72.
16 This transaction was executed in multiple trades at prices ranging from $5.64 - 5.74.
17 This transaction was executed in multiple trades at prices ranging from $5.60 - 5.65.
18 This transaction was executed in multiple trades at prices ranging from $5.47 - 5.59.
19 This transaction was executed in multiple trades at prices ranging from $5.47 - 5.70.
20 This transaction was executed in multiple trades at prices ranging from $5.51 - 5.60.
21 This transaction was executed in multiple trades at prices ranging from $5.72 - 5.77.
22 This transaction was executed in multiple trades at prices ranging from $5.79 - 5.81.
23 This transaction was executed in multiple trades at prices ranging from $5.73 - 5.92.
24 This transaction was executed in multiple trades at prices ranging from $5.88 - 6.00.
25 This transaction was executed in multiple trades at prices ranging from $5.97 - 6.00.
26 This transaction was executed in multiple trades at prices ranging from $6.46 - 6.50.
27 This transaction was executed in multiple trades at prices ranging from $6.33 - 6.50.