| SC 13D/A | 2005-08-25 | BARINGTON COMPANIES EQUITY PARTNERS L P | SCHULMAN A INC | 428,350 | 1.4% | EDGAR |
| SC 13D/A | 2005-08-03 | BARINGTON COMPANIES EQUITY PARTNERS L P | SCHULMAN A INC | 408,609 | 1.3% | EDGAR |
| SC 13D/A | 2005-07-01 | BARINGTON CAPITAL GROUP L P | SCHULMAN A INC | 405,914 | 1.3% | EDGAR |
| SC 13D | 2005-06-06 | BARINGTON COMPANIES EQUITY PARTNERS L P | SCHULMAN A INC | 390,914 | 1.3% | EDGAR |
| SC 13G/A | 2005-03-08 | ROYCE & ASSOCIATES LLC | SCHULMAN A INC | 3,296,804 | 10.8% | EDGAR |
| SC 13G/A | 2005-02-14 | SYSTEMATIC FINANCIAL MANAGEMENT LP | SCHULMAN A INC | 1,339,250 | 4.4% | EDGAR |
| SC 13G | 2005-02-14 | BARCLAYS GLOBAL INVESTORS NA /CA/ | SCHULMAN A INC | 1,282,595 | 4.2% | EDGAR |
| SC 13G/A | 2005-02-10 | SNYDER HOLDINGS INC | SCHULMAN A INC | 1,766,276 | 5.8% | EDGAR |
| SC 13G | 2005-02-09 | DIMENSIONAL FUND ADVISORS INC | SCHULMAN A INC | 2,040,432 | 6.7% | EDGAR |
| SC 13G/A | 2005-02-02 | ROYCE & ASSOCIATES LLC | SCHULMAN A INC | 2,994,004 | 9.8% | EDGAR |
| SC 13G/A | 2005-01-31 | MAC PER WOLF CO | SCHULMAN A INC | 0 | 0.0% | EDGAR |
| SC 13G/A | 2004-07-12 | MAC PER WOLF CO | SCHULMAN A INC | 1,740,729 | 5.8% | EDGAR |
| SC 13G/A | 2004-02-17 | SNYDER CAPITAL MANAGEMENT L P | SCHULMAN A INC | 1,629,200 | 5.4% | EDGAR |
| SC 13G | 2004-02-17 | BARCLAYS GLOBAL INVESTORS NA /CA/ | SCHULMAN A INC | 1,258,869 | 4.2% | EDGAR |
| SC 13G | 2004-02-12 | SYSTEMATIC FINANCIAL MANAGEMENT LP | SCHULMAN A INC | 1,709,615 | 5.7% | EDGAR |
| SC 13G | 2004-02-11 | ROYCE & ASSOCIATES LLC | SCHULMAN A INC | 2,100,300 | 7.0% | EDGAR |
| SC 13G/A | 2004-02-02 | MAC PER WOLF CO | SCHULMAN A INC | 3,469,350 | 11.6% | EDGAR |
| SC 13G | 2003-09-10 | MAC PER WOLF CO | SCHULMAN A INC | 3,469,550 | 11.8% | EDGAR |
| SC 13G/A | 2003-02-14 | SNYDER HOLDINGS INC | SCHULMAN A INC | 1,321,500 | 4.5% | EDGAR |
| SC 13G | 2003-02-12 | BARCLAYS GLOBAL INVESTORS NA /CA/ | SCHULMAN A INC | 2,071,816 | 7.0% | EDGAR |