EX-1 2 t81768_ex1.htm EXHIBIT 1

 

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 Global Select Market. Certain of 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
1/13/2015
  
Purchase
  
 $   12.0802
1
  
4560
1/14/2015
  
Purchase
  
 $   12.0445
2
  
7500
1/15/2015
  
Purchase
  
 $   11.5339
3
  
13155
1/16/2015
  
Purchase
  
 $   11.2771
4
  
3339
1/20/2015
  
Purchase
  
 $   11.2103
5
  
3093
1/21/2015
  
Purchase
  
 $   10.9310
6
  
7300
1/22/2015
  
Purchase
  
 $   10.8946
7
  
7000
1/23/2015
  
Purchase
  
 $   10.9358
8
  
2369
1/26/2015
  
Purchase
  
 $   10.8433
9
  
1200
1/27/2015
  
Purchase
  
 $   10.8014
10
  
10623
1/28/2015
  
Purchase
  
 $   10.7381
11
  
13749
1/30/2015
  
Purchase
  
 $   10.5456
12
  
8500
2/2/2015
  
Purchase
  
 $   10.3300
13
  
4000
2/3/2015
  
Purchase
  
 $   10.5385
14
  
8661
2/4/2015
  
Purchase
  
 $   10.2564
15
  
12494
2/5/2015
  
Purchase
  
 $   10.4386
16
  
4722
2/6/2015
  
Purchase
  
 $   10.5131
17
  
2300
2/9/2015
  
Purchase
  
 $   10.5000
    
4676
2/10/2015
  
Purchase
  
 $   10.2676
18
  
8000
2/11/2015
  
Purchase
  
 $   10.2268
19
  
5100
2/13/2015
  
Purchase
  
 $   10.0851
20
  
16500
2/17/2015
  
Purchase
  
 $   10.0000
    
5000
2/18/2015
  
Purchase
  
 $     9.9854
21
  
21279
2/19/2015
  
Purchase
  
 $     9.9644
22
  
10539
2/20/2015
  
Purchase
  
 $     9.8922
23
  
9500
2/23/2015
  
Purchase
  
 $     9.6811
24
  
5000
2/24/2015
  
Purchase
  
 $     9.6400
    
298
2/25/2015
  
Purchase
  
 $     9.8000
    
900
2/26/2015
  
Purchase
  
 $     9.8400
    
1819
2/27/2015
  
Purchase
  
 $     9.9273
25
  
5000
3/2/2015
  
Purchase
  
 $     9.9111
26
  
5100
3/3/2015
  
Purchase
  
 $     9.7100
    
1000
3/4/2015
  
Purchase
  
 $     9.3600
    
2401
3/5/2015
  
Purchase
  
 $     9.3165
27
  
3865
3/6/2015
  
Purchase
  
 $     9.4751
28
  
10022
3/10/2015
  
Purchase
  
 $     9.3643
29
  
5000
3/11/2015
  
Purchase
  
 $     9.1558
30
  
14900
3/12/2015
  
Purchase
  
 $     9.2500
    
5000
 
1 This transaction was executed in multiple trades at prices ranging from $11.98 – 12.10.
2 This transaction was executed in multiple trades at prices ranging from $12.00 – 12.05.
3 This transaction was executed in multiple trades at prices ranging from $11.25 – 11.75.
4 This transaction was executed in multiple trades at prices ranging from $11.22 – 11.30.
5 This transaction was executed in multiple trades at prices ranging from $11.09 – 11.27.
6 This transaction was executed in multiple trades at prices ranging from $10.81 – 11.03.
7 This transaction was executed in multiple trades at prices ranging from $10.85 – 11.04.
8 This transaction was executed in multiple trades at prices ranging from $10.88 – 10.97.
9 This transaction was executed in multiple trades at prices ranging from $10.84 – 10.85.
10 This transaction was executed in multiple trades at prices ranging from $10.75 – 10.84.
11 This transaction was executed in multiple trades at prices ranging from $10.67 – 10.75.
12 This transaction was executed in multiple trades at prices ranging from $10.43 – 10.60.
13 This transaction was executed in multiple trades at prices ranging from $10.31 – 10.35.
14 This transaction was executed in multiple trades at prices ranging from $10.31 – 10.63.
15 This transaction was executed in multiple trades at prices ranging from $10.20 – 10.32.
16 This transaction was executed in multiple trades at prices ranging from $10.30 – 10.45.
17 This transaction was executed in multiple trades at prices ranging from $10.46 – 10.56.
18 This transaction was executed in multiple trades at prices ranging from $10.25 – 10.30.
19 This transaction was executed in multiple trades at prices ranging from $10.20 – 10.23.
20 This transaction was executed in multiple trades at prices ranging from $10.00 – 10.10.
21 This transaction was executed in multiple trades at prices ranging from $9.95 – 10.00.
22 This transaction was executed in multiple trades at prices ranging from $9.92 – 9.97.
23 This transaction was executed in multiple trades at prices ranging from $9.86 – 9.90.
24 This transaction was executed in multiple trades at prices ranging from $9.65 – 9.70.
25 This transaction was executed in multiple trades at prices ranging from $9.90 – 9.95.
26 This transaction was executed in multiple trades at prices ranging from $9.76 – 10.00.
27 This transaction was executed in multiple trades at prices ranging from $9.29 – 9.32.
28 This transaction was executed in multiple trades at prices ranging from $9.39 – 9.50.
29 This transaction was executed in multiple trades at prices ranging from $9.18 – 9.40.
30 This transaction was executed in multiple trades at prices ranging from $9.12 – 9.20.