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
3/16/20101
  
Purchase
  
$3.6221
  
16884
3/17/20102
  
Purchase
  
3.7233
  
32900
3/18/20103
  
Purchase
  
3.6617
  
22881
3/19/20104
  
Purchase
  
3.5842
  
24230
3/22/20105
  
Purchase
  
3.6385
  
44900
3/23/20106
  
Purchase
  
3.7496
  
20445
3/24/20107
  
Purchase
  
3.7549
  
29004
3/25/20108
  
Purchase
  
3.7707
  
35041
3/26/20109
  
 Purchase
  
3.6924
  
25123
3/29/201010
  
Purchase
  
3.6969
  
10800
3/30/201011
  
Purchase
  
3.8571
  
4226
3/31/201012
  
Purchase
  
3.9949
  
3350
4/09/2010
  
Purchase
  
4.25
  
7544
4/12/2010
  
Purchase
  
4.25
  
500
4/14/2010
  
Purchase
  
4.25
  
7761
 
 
1 This transaction was executed in multiple trades at prices ranging from $3.56 - 3.65
2 This transaction was executed in multiple trades at prices ranging from $3.68 - 3.78 
3 This transaction was executed in multiple trades at prices ranging from $3.64 - 3.69
4 This transaction was executed in multiple trades at prices ranging from $3.57 - 3.63 
5 This transaction was executed in multiple trades at prices ranging from $3.58 - 3.67
6 This transaction was executed in multiple trades at prices ranging from $3.64 - 3.83 
7 This transaction was executed in multiple trades at prices ranging from $3.72 - 3.78
8 This transaction was executed in multiple trades at prices ranging from $3.69 - 3.84 
9 This transaction was executed in multiple trades at prices ranging from $3.65 - 3.73
10 This transaction was executed in multiple trades at prices ranging from $3.66 - 3.715 
11 This transaction was executed in multiple trades at prices ranging from $3.80 - 3.91
12 This transaction was executed in multiple trades at prices ranging from $3.98 - 4.00 
 
 
 
 
 
Date
  
Type
  
Price
  
Shares
4/15/201013
  
Purchase
  
$4.3197
  
30720
4/16/201014
  
Purchase
  
4.302
  
27853
4/19/201015
  
Purchase
  
4.3765
  
42770
4/20/201016
  
Purchase
  
4.4701
  
68021
4/21/201017
  
Purchase
  
4.4223
  
32600
4/22/201018
  
Purchase
  
4.3826
  
75048
4/23/201019
  
Purchase
  
4.4505
  
10559
4/26/201020
  
Purchase
  
4.7444
  
26800
4/27/201021
  
Purchase
  
4.7037
  
39684
4/28/201022
  
Purchase
  
4.6407
  
53712
4/29/201023
  
Purchase
  
4.709
  
45200
4/30/201024
  
Purchase
  
4.7115
  
10385
5/03/201025
  
Purchase
  
4.7116
  
14697
5/04/201026
  
Purchase
  
4.6413
  
43583
5/05/201027
  
Purchase
  
4.5813
  
29709
5/06/201028
  
Purchase
  
4.4291
  
71157
5/07/201029
  
Purchase
  
4.4637
  
61715
5/10/201030
  
Purchase
  
4.5760
  
17350
5/11/201031
  
Purchase
  
4.6728
  
9711
 
13 This transaction was executed in multiple trades at prices ranging from $4.25 - 4.35
14 This transaction was executed in multiple trades at prices ranging from $4.23 - 4.34 
15 This transaction was executed in multiple trades at prices ranging from $4.35 - 4.41
16 This transaction was executed in multiple trades at prices ranging from $4.39 - 4.50 
17 This transaction was executed in multiple trades at prices ranging from $4.36 - 4.48
18 This transaction was executed in multiple trades at prices ranging from $4.16 - 4.50 
19 This transaction was executed in multiple trades at prices ranging from $4.38 - 4.50
20 This transaction was executed in multiple trades at prices ranging from $4.74 - 4.75 
21 This transaction was executed in multiple trades at prices ranging from $4.60 - 4.75
22 This transaction was executed in multiple trades at prices ranging from $4.44 - 4.70 
23 This transaction was executed in multiple trades at prices ranging from $4.64 - 4.75
24 This transaction was executed in multiple trades at prices ranging from $4.66 - 4.75 
25 This transaction was executed in multiple trades at prices ranging from $4.58 - 4.75
26 This transaction was executed in multiple trades at prices ranging from $4.62 - 4.67 
27 This transaction was executed in multiple trades at prices ranging from $4.41 - 4.69
28 This transaction was executed in multiple trades at prices ranging from $4.04 - 4.62 
29 This transaction was executed in multiple trades at prices ranging from $4.38 - 4.51
31 This transaction was executed in multiple trades at prices ranging from $4.58 - 4.75