May 14
2015
SELL
Open market or private sale
$492,258
$86.24 p/Share
5,708
Reduced 38.43%
9,144
Common Stock
May 14
2015
BUY
Exercise of conversion of derivative security
$187,635
$44.59 p/Share
4,208
Added 28.49%
10,564
Common Stock
Feb 25
2015
BUY
Grant, award, or other acquisition
-
586
Added 5.22%
10,644
Common Stock
Nov 10
2014
SELL
Open market or private sale
$167,920
$83.96 p/Share
2,000
Reduced 16.59%
10,058
Common Stock
May 05
2014
SELL
Open market or private sale
$153,040
$76.52 p/Share
2,000
Reduced 14.23%
12,058
Common Stock
Feb 27
2014
BUY
Grant, award, or other acquisition
-
663
Added 4.5%
14,058
Common Stock
Nov 01
2013
SELL
Open market or private sale
$437,658
$74.28 p/Share
5,892
Reduced 30.55%
13,395
Common Stock
Nov 01
2013
BUY
Exercise of conversion of derivative security
$109,173
$37.75 p/Share
2,892
Added 16.83%
14,291
Common Stock
May 17
2013
SELL
Open market or private sale
$195,000
$65.0 p/Share
3,000
Reduced 15.47%
16,395
Common Stock
Mar 11
2013
SELL
Open market or private sale
$302,700
$60.54 p/Share
5,000
Reduced 20.5%
19,395
Common Stock
Mar 05
2013
BUY
Grant, award, or other acquisition
-
796
Added 3.16%
24,395
Common Stock
Jan 28
2013
SELL
Open market or private sale
$217,999
$57.55 p/Share
3,788
Reduced 13.83%
23,599
Common Stock
Jan 28
2013
BUY
Exercise of conversion of derivative security
$71,290
$18.82 p/Share
3,788
Added 12.15%
27,387
Common Stock
Sep 10
2012
SELL
Open market or private sale
$378,800
$50.0 p/Share
7,576
Reduced 24.3%
23,599
Common Stock
Sep 10
2012
BUY
Exercise of conversion of derivative security
$142,580
$18.82 p/Share
7,576
Added 19.55%
31,175
Common Stock
May 11
2012
SELL
Open market or private sale
$787,878
$45.5 p/Share
17,316
Reduced 42.32%
23,599
Common Stock
May 11
2012
BUY
Exercise of conversion of derivative security
$120,000
$6.93 p/Share
17,316
Added 29.74%
40,915
Common Stock
May 10
2012
SELL
Open market or private sale
$69,000
$46.0 p/Share
1,500
Reduced 5.98%
23,599
Common Stock
May 10
2012
BUY
Exercise of conversion of derivative security
$10,395
$6.93 p/Share
1,500
Added 5.64%
25,099
Common Stock
Mar 06
2012
BUY
Grant, award, or other acquisition
-
1,171
Added 4.73%
23,599
Common Stock
Feb 25
2012
SELL
Payment of exercise price or tax liability
$107,214
$42.8 p/Share
2,505
Reduced 10.05%
22,428
Common Stock
Apr 27
2011
SELL
Open market or private sale
$144,100
$44.0 p/Share
3,275
Reduced 11.61%
24,933
Common Stock
Apr 27
2011
BUY
Exercise of conversion of derivative security
$63,699
$19.45 p/Share
3,275
Added 10.4%
28,208
Common Stock
Mar 01
2011
BUY
Grant, award, or other acquisition
-
1,119
Added 4.3%
24,933
Common Stock
Dec 21
2010
SELL
Open market or private sale
$288,156
$44.0 p/Share
6,549
Reduced 21.57%
23,814
Common Stock