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
11/01/20101
  
Purchase
  
$16.4641
  
9500
11/02/20102
  
Purchase
  
16.3633
  
300
11/03/20103
  
Purchase
  
16.7106
  
3094
11/04/2010
  
Purchase
  
17.000
  
25000
11/08/20104
  
Purchase
  
16.8002
  
6486
11/09/20105
  
Purchase
  
16.7296
  
4000
11/10/20106
  
Purchase
  
16.7175
  
6152
11/11/20107
  
Purchase
  
16.7312
  
4000
11/12/20108
  
Purchase
  
16.309
  
3392
11/16/20109
  
Purchase
  
15.9546
  
13971
11/17/201010
  
Purchase
  
16.1831
  
3500
11/18/201011
  
Purchase
  
16.3809
  
1593
11/19/201012
  
Purchase
  
16.5974
  
1600
11/22/201013
  
Purchase
  
16.368
  
2500
11/23/201014
  
Purchase
  
16.0214
  
5358
11/24/201015
  
Purchase
  
16.4356
  
1625
 
_________________________
1 This transaction was executed in multiple trades at prices ranging from $16.25 - 16.65.
2 This transaction was executed in multiple trades at prices ranging from $16.34 - 16.41.
3 This transaction was executed in multiple trades at prices ranging from $16.65 - 16.75.
4 This transaction was executed in multiple trades at prices ranging from $16.67 - 16.96.
5 This transaction was executed in multiple trades at prices ranging from $16.65 - 16.75.
6 Due to incomplete data available to the Reporting Persons, the Reporting Persons are reporting the average price of transactions effected on this date.
7 This transaction was executed in multiple trades at prices ranging from $16.70 - 16.75.
8 This transaction was executed in multiple trades at prices ranging from $16.25 - 16.40.
9 This transaction was executed in multiple trades at prices ranging from $15.90 - 16.13.
10 This transaction was executed in multiple trades at prices ranging from $16.15 - 16.20.
11 This transaction was executed in multiple trades at prices ranging from $16.38 - 16.50.
12 This transaction was executed in multiple trades at prices ranging from $16.56 - 16.60.
13 This transaction was executed in multiple trades at prices ranging from $16.28 - 16.50.
14 This transaction was executed in multiple trades at prices ranging from $16.00 - 16.05.
15 This transaction was executed in multiple trades at prices ranging from $16.26 - 16.50.
 
 
 
 
 
             
Date
  
Type
  
Price
  
Shares
11/29/201016
  
Purchase
  
$16.1251
  
1986
11/30/201017
  
Purchase
  
16.3283
  
900
12/01/201018
  
Purchase
  
16.4772
  
9750
12/02/201019
  
Purchase
  
16.3959
  
1284
12/03/201020
  
Purchase
  
16.4741
  
9695
12/06/201021
  
Purchase
  
16.5025
  
5500
12/07/201022
  
Purchase
  
16.5091
  
15323
12/08/201023
  
Purchase
  
16.4904
  
5700
12/09/2010
  
Purchase
  
16.21
  
700
12/10/201024
  
Purchase
  
16.1662
  
13758
12/13/201025
  
Purchase
  
16.6089
  
15148
12/14/201026
  
Purchase
  
16.5381
  
2153
12/15/201027
  
Purchase
  
16.8876
  
8400
12/16/201028
  
Purchase
  
16.9957
  
7000
12/20/201029
  
Purchase
  
17.2414
  
1516
12/21/2010
  
Purchase
  
17.25
  
8452
12/28/201030
  
Purchase
  
17.7053
  
4191
12/30/2010
  
Purchase
  
17.75
  
50
12/31/201031
  
Purchase
  
17.5909
  
5000
1/03/201132
  
Purchase
  
17.748
  
3437
1/04/201133
  
Purchase
  
17.427
  
6697
1/05/201134
  
Purchase
  
17.4514
  
5800
1/06/201135
  
Purchase
  
17.2157
  
6623
__________________________  
16 This transaction was executed in multiple trades at prices ranging from $16.07 - 16.10. 
17 This transaction was executed in multiple trades at prices ranging from $16.25 - 16.40. 
18 This transaction was executed in multiple trades at prices ranging from $16.44 - 16.50. 
19 Due to incomplete data available to the Reporting Persons, the Reporting Persons are reporting the average price of transactions effected on this date. 
20 This transaction was executed in multiple trades at prices ranging from $16.41 - 16.50. 
21 This transaction was executed in multiple trades at prices ranging from $16.49 - 16.52. 
22 This transaction was executed in multiple trades at prices ranging from $16.48 - 16.55. 
23 This transaction was executed in multiple trades at prices ranging from $16.46 - 16.50. 
24 This transaction was executed in multiple trades at prices ranging from $16.00 - 16.64. 
25 This transaction was executed in multiple trades at prices ranging from $16.53 - 16.69. 
26 This transaction was executed in multiple trades at prices ranging from $16.52 - 16.56. 
27 This transaction was executed in multiple trades at prices ranging from $16.82 - 17.00. 
28 This transaction was executed in multiple trades at prices ranging from $16.90 - 17.00. 
29 This transaction was executed in multiple trades at prices ranging from $17.21 - 17.25. 
30 This transaction was executed in multiple trades at prices ranging from $17.62 – 17.75. 
31 This transaction was executed in multiple trades at prices ranging from $17.33 - 17.70. 
32 This transaction was executed in multiple trades at prices ranging from $17.74 - 17.75. 
33 This transaction was executed in multiple trades at prices ranging from $17.09 - 17.64. 
34 This transaction was executed in multiple trades at prices ranging from $17.39 - 17.50. 
35 This transaction was executed in multiple trades at prices ranging from $17.15 -17.29.