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 National Market System.  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
4/19/20101
  
Sale
$6.523
500
4/20/20102
  
Sale
6.5117
4200
4/21/2010
  
Sale
6.50
100
4/22/2010
  
Sale
6.50
100
4/23/20103
  
Sale
6.4944
3144
4/26/20104
  
Sale
6.6519
3100
4/28/20105
  
Sale
6.6087
1600
5/03/20106
  
Sale
6.60
2300
5/05/20107
  
Sale
6.3995
1100
5/07/20108
  
Sale
5.9506
5100
5/10/20109
  
Sale
6.2409
12900
5/11/201010
  
Sale
6.374
2500
5/12/201011
  
Sale
6.4019
2600
5/13/201012
  
Sale
6.4337
3590
5/14/201013
  
Sale
6.1432
700
5/17/201014
  
Sale
6.0112
3737
1 This transaction was executed in multiple trades at prices ranging from $6.50 - 6.54.
2 This transaction was executed in multiple trades at prices ranging from $6.45 - 6.55.
3 This transaction was executed in multiple trades at prices ranging from $6.49 - 6.50. 
4 This transaction was executed in multiple trades at prices ranging from $6.65 - 6.71.
5 This transaction was executed in multiple trades at prices ranging from $6.50 - 6.70. 
6 This transaction was executed in multiple trades at prices ranging from $6.55 - 6.66.
7 This transaction was executed in multiple trades at prices ranging from $6.395 - 6.40. 
8 This transaction was executed in multiple trades at prices ranging from $5.95 - 5.98.
9 This transaction was executed in multiple trades at prices ranging from $6.15 - 6.30. 
10 This transaction was executed in multiple trades at prices ranging from $6.29 - 6.50.
11 This transaction was executed in multiple trades at prices ranging from $6.40 - 6.45. 
12 This transaction was executed in multiple trades at prices ranging from $6.35 - 6.55.
13 This transaction was executed in multiple trades at prices ranging from $6.13 - 6.18. 
14 This transaction was executed in multiple trades at prices ranging from $6.00 - 6.27.
 
 
 
 
 
Date
  
Type
Price
Shares
5/18/201015
  
Sale
$6.0818
1100
5/19/201016
  
Sale
5.9506
5100
5/21/2010
  
Sale
5.88
2300
5/24/2010
  
Sale
5.92
2500
5/25/201017
  
Sale
5.8979
26253
5/26/201018
  
Sale
5.9215
1313
5/27/201019
  
Sale
5.8598
1488
5/28/2010
  
Sale
5.90
100
6/01/2010
  
Sale
5.90
200
6/02/201020
  
Sale
5.915
200
6/04/2010
  
Sale
5.90
100
6/09/2010
  
Sale
5.70
1117
6/10/2010
  
Sale
5.74
100
6/14/2010
  
Sale
5.55
1500
6/15/201021
  
Sale
5.5059
31301
6/16/201022
  
Sale
5.5139
3100


15 This transaction was executed in multiple trades at prices ranging from $6.05 - 6.25. 
16 This transaction was executed in multiple trades at prices ranging from $5.95 - 5.98.
17 This transaction was executed in multiple trades at prices ranging from $5.89 - 5.90. 
18 This transaction was executed in multiple trades at prices ranging from $5.92 - 5.94.
19 This transaction was executed in multiple trades at prices ranging from $5.85 - 5.88. 
20 This transaction was executed in multiple trades at prices ranging from $5.91 - 5.92.
21 This transaction was executed in multiple trades at prices ranging from $5.50 - 5.56.
22 This transaction was executed in multiple trades at prices ranging from $5.51 - 5.53.