| Filed On | Filing |
|---|---|
| 10 Feb 2022 | SC 13G |
| 14 Feb 2019 | SCHEDULE 13G |
| 13 Feb 2015 | SCHEDULE 13G |
| 14 Feb 2014 | SC 13G |
| 13 Feb 2013 | SC 13G |
| 10 Feb 2012 | DGX AS OF 12/31/2011 |
| 10 Feb 2012 | SC 13G |
| 09 Feb 2012 | SCHEDULE 13G |
| 09 Feb 2012 | SC 13G |
| 11 Jan 2012 | ABERDEEN ASSET MANAGEMENT INC. |
| 11 Feb 2011 | SCHEDULE 13G |
| 08 Feb 2010 | SCHEDULE 13G |
| 04 Feb 2010 | SC 13G |
| 29 Jan 2010 | SC 13G |
| 09 Jul 2003 | QUEST DIAGNOSTICS INCORPORATED |
| 11 Dec 2002 | QUEST DIAGNOSTICS INC. SCHEDULE 13G |
| 11 Feb 1999 | QUEST DIAGNOSTICS, INC. |
| 19 Jan 1999 | SCHEDULE 13G |
| 13 Feb 1998 | SCHEDULE 13-G |
| 10 Feb 1998 | 13G FILING |
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