| Filed On | Filing |
|---|---|
| 17 Mar 2014 | JANA PARTNERS LLC |
| 14 Dec 2005 | SC 13D/A |
| 02 Sep 2005 | SC 13D/A |
| 26 Jan 2005 | SC 13D/A |
| 03 Oct 2003 | AMENDMENT NO. 1 TO SCHEDULE 13D |
| 04 Sep 2003 | SC 13D/A |
| 17 Jun 2003 | SC 13D/A |
| 05 Sep 2002 | SC 13D/A |
| 26 Jul 2002 | SC 13D/A |
| 14 Jun 2002 | SC 13D/A |
| 29 Apr 2002 | SC 13D/A |
| 29 Apr 2002 | SC 13D/A |
| 22 Jan 2002 | SC 13D/A |
| 13 Jan 2000 | SC 13D/A |
| 22 Oct 1999 | SC 13D/A |
| 14 Jun 1999 | SC 13D/A |
| 07 May 1999 | SC 13D/A |
| 29 May 1998 | SC 13D/A |
| 10 May 1996 | AMENDMENT NO. 21 TO SCHEDULE 13D |
| 02 May 1995 | SCHEDULE 13D-AMENDMENT NO. 3 |
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