Date Filer Title Filing Type Shares Traded Price Total Held
Aug 15, 2005
HELMBRECHT STEVEN M
Sr. VP & CFO
Trans History: 245
 Sr. VP & CFO Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 16,667 $23.37 18,667
Aug 15, 2005
HELMBRECHT STEVEN M
Sr. VP & CFO
Trans History: 245
 Sr. VP & CFO Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 16,667 -- 8,333
Aug 15, 2005
UNSWORTH MALCOLM
Sr. VP, Hardware Solutions
Trans History: 199
 Sr. VP, Hardware Solutions Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 16,667 $22.74 17,098
Aug 15, 2005
UNSWORTH MALCOLM
Sr. VP, Hardware Solutions
Trans History: 199
 Sr. VP, Hardware Solutions Form 4 Open market or private sale of non-derivative or derivative security 16,667 $50.14 431
Aug 15, 2005
UNSWORTH MALCOLM
Sr. VP, Hardware Solutions
Trans History: 199
 Sr. VP, Hardware Solutions Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 16,667 -- 33,333
Aug 22, 2018
MEZEY PHILIP
Director, President and CEO
Trans History: 332
 Director, President and CEO Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 16,694 $35.05 93,341
Aug 22, 2018
MEZEY PHILIP
Director, President and CEO
Trans History: 332
 Director, President and CEO Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 16,694 -- 25,569
May 01, 2018
MEZEY PHILIP
Director, President and CEO
Trans History: 332
 Director, President and CEO Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 16,694 $35.05 93,341
May 01, 2018
MEZEY PHILIP
Director, President and CEO
Trans History: 332
 Director, President and CEO Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 16,694 -- 42,263
Dec 20, 2017
SCOPIA CAPITAL MANAGEMENT LP
Ten Percent Owner
Trans History: 148
 Ten Percent Owner Form 4 Open market or private purchase of non-derivative or derivative security 16,901 $68.98 5,132,681
Apr 26, 2019
SCOPIA CAPITAL MANAGEMENT LP
Ten Percent Owner
Trans History: 148
 Ten Percent Owner Form 4 Open market or private sale of non-derivative or derivative security 17,097 $51.77 4,237,994
Nov 16, 2018
SCOPIA CAPITAL MANAGEMENT LP
Ten Percent Owner
Trans History: 148
 Ten Percent Owner Form 4 Open market or private sale of non-derivative or derivative security 17,137 $53.49 5,105,391
May 24, 2019
SCOPIA CAPITAL MANAGEMENT LP
Ten Percent Owner
Trans History: 148
 Ten Percent Owner Form 4 Open market or private sale of non-derivative or derivative security 17,272 $57.30 3,956,746
Nov 13, 2018
SCOPIA CAPITAL MANAGEMENT LP
Ten Percent Owner
Trans History: 148
 Ten Percent Owner Form 4 Open market or private sale of non-derivative or derivative security 17,348 $53.02 5,160,569
Feb 19, 2014
HELMBRECHT STEVEN M
Executive VP & CFO
Trans History: 245
 Executive VP & CFO Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 17,359 -- 17,359
Feb 22, 2013
MEZEY PHILIP
Director, President and CEO
Trans History: 332
 Director, President and CEO Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 18,441 -- 58,795
Feb 26, 2016
SCOPIA CAPITAL MANAGEMENT LP
Ten Percent Owner
Trans History: 148
 Ten Percent Owner Form 4 Open market or private purchase of non-derivative or derivative security 18,448 $39.98 4,197,556
Aug 15, 2005
NEILSON ROBERT D
Director, President & COO, Director
Trans History: 58
 Director, President & COO, Director Form 4 Open market or private sale of non-derivative or derivative security 18,671 $50.14 --
Feb 08, 2016
SCOPIA CAPITAL MANAGEMENT LP
Ten Percent Owner
Trans History: 148
 Ten Percent Owner Form 4 Open market or private purchase of non-derivative or derivative security 18,750 $34.28 3,878,852
Feb 24, 2016
Schmitz William Mark
Executive VP and CFO
Trans History: 17
 Executive VP and CFO Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 18,978 -- 18,978
Sep 19, 2019
Deitrich Thomas
Director, President & CEO
Trans History: 67
 Director, President & CEO Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 19,595 -- 124,839
Feb 25, 2016
MEZEY PHILIP
Director, President and CEO
Trans History: 332
 Director, President and CEO Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 19,990 -- 96,260
May 24, 2018
SCOPIA CAPITAL MANAGEMENT LP
Ten Percent Owner
Trans History: 148
 Ten Percent Owner Form 4 Open market or private purchase of non-derivative or derivative security 20,000 $59.43 5,484,889
Sep 02, 2008
NOSBAUM LEROY D
Director, Chairman & CEO, Director
Trans History: 559
 Director, Chairman & CEO, Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 20,000 $7.00 85,542
Sep 02, 2008
NOSBAUM LEROY D
Director, Chairman & CEO, Director
Trans History: 559
 Director, Chairman & CEO, Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 20,000 -- 52,638

* Represents the number of non-derivative securities directly held. (I) Indicates that some (or all) of these shares are held indirectly.

For recent transactions, including derivative transactions, see our Section 16 SEC filings page.