| SC 13G | 2009-02-17 | LSV ASSET MANAGEMENT | NEWMARKET CORP | 822,150 | 5.4% | EDGAR |
| SC 13G | 2009-02-05 | BARCLAYS GLOBAL INVESTORS NA /CA/ | NEWMARKET CORP | 269,689 | 1.8% | EDGAR |
| SC 13D/A | 2008-08-27 | GOTTWALD BRUCE C | NEWMARKET CORP | 2,250,827 | 14.5% | EDGAR |
| SC 13D/A | 2008-05-27 | GOTTWALD BRUCE C | NEWMARKET CORP | 2,043,673 | 13.2% | EDGAR |
| SC 13G/A | 2008-03-06 | DEUTSCHE BANK AG\ | NEWMARKET CORP | 35,250 | 0.2% | EDGAR |
| SC 13G/A | 2008-02-14 | GOTTWALD FLOYD D JR | NEWMARKET CORP | 800,965 | 5.2% | EDGAR |
| SC 13G/A | 2008-02-13 | RENAISSANCE TECHNOLOGIES LLC | NEWMARKET CORP | 143,900 | 0.9% | EDGAR |
| SC 13G | 2008-02-08 | DEUTSCHE BANK AG\ | NEWMARKET CORP | 1,321,707 | 8.2% | EDGAR |
| SC 13G/A | 2008-02-01 | GOLDMAN SACHS ASSET MANAGEMENT LP | NEWMARKET CORP | 128,666 | 0.8% | EDGAR |
| SC 13G/A | 2007-03-16 | RENAISSANCE TECHNOLOGIES CORP | NEWMARKET CORP | 1,008,100 | 5.8% | EDGAR |
| SC 13D/A | 2007-02-16 | GOTTWALD BRUCE C | NEWMARKET CORP | 1,799,066 | 10.4% | EDGAR |
| SC 13G | 2007-02-12 | RENAISSANCE TECHNOLOGIES CORP | NEWMARKET CORP | 1,008,100 | 5.8% | EDGAR |
| SC 13G/A | 2007-02-09 | GOLDMAN SACHS ASSET MANAGEMENT LP | NEWMARKET CORP | 1,661,177 | 9.6% | EDGAR |
| SC 13G/A | 2007-02-09 | DIMENSIONAL FUND ADVISORS INC | NEWMARKET CORP | 369,727 | 2.1% | EDGAR |
| SC 13G/A | 2007-02-09 | GOTTWALD FLOYD D JR | NEWMARKET CORP | 800,965 | 4.6% | EDGAR |
| SC 13G/A | 2007-02-02 | DIMENSIONAL FUND ADVISORS INC | NEWMARKET CORP | 369,727 | 2.1% | EDGAR |
| SC 13G/A | 2007-01-26 | ARTISAN PARTNERS LTD PARTNERSHIP | NEWMARKET CORP | - | 0.0% | EDGAR |
| SC 13G | 2006-10-10 | GOLDMAN SACHS ASSET MANAGEMENT LP | NEWMARKET CORP | 1,793,115 | 10.4% | EDGAR |
| SC 13D/A | 2006-08-18 | GOTTWALD BRUCE C | NEWMARKET CORP | 1,605,963 | 9.3% | EDGAR |
| SC 13D/A | 2006-03-24 | ROBOTTI ROBERT | NEWMARKET CORP | 445,469 | 2.6% | EDGAR |