| SC 13D/A | 2009-11-04 | GAMCO INVESTORS, INC. ET AL | FERRO CORP | 2,055,000 | 2.6% | EDGAR |
| SC 13D/A | 2009-11-02 | GAMCO INVESTORS, INC. ET AL | FERRO CORP | 2,055,000 | 4.6% | EDGAR |
| SC 13D/A | 2009-09-21 | GAMCO INVESTORS, INC. ET AL | FERRO CORP | 2,085,000 | 4.6% | EDGAR |
| SC 13G | 2009-09-10 | LORD ABBETT & CO LLC | FERRO CORP | 6,173,073 | 13.7% | EDGAR |
| SC 13D/A | 2009-07-10 | GAMCO INVESTORS, INC. ET AL | FERRO CORP | 2,145,900 | 4.8% | EDGAR |
| SC 13D/A | 2009-07-06 | GAMCO INVESTORS, INC. ET AL | FERRO CORP | 2,845,900 | 6.3% | EDGAR |
| SC 13D/A | 2009-04-13 | GAMCO INVESTORS, INC. ET AL | FERRO CORP | 2,580,000 | 5.8% | EDGAR |
| SC 13D/A | 2009-04-03 | GAMCO INVESTORS, INC. ET AL | FERRO CORP | 2,409,100 | 5.4% | EDGAR |
| SC 13D/A | 2009-04-01 | Isaac Paul J | FERRO CORP | 2,884,739 | 6.6% | EDGAR |
| SC 13D/A | 2009-03-10 | GAMCO INVESTORS, INC. ET AL | FERRO CORP | 1,975,000 | 4.5% | EDGAR |
| SC 13D | 2009-03-09 | Isaac Paul J | FERRO CORP | 2,650,304 | 6.1% | EDGAR |
| SC 13G/A | 2009-02-17 | WELLINGTON MANAGEMENT CO LLP | FERRO CORP | 9,765 | 0.0% | EDGAR |
| SC 13G/A | 2009-02-13 | GENDELL JEFFREY L ET AL | FERRO CORP | 642,746 | 1.5% | EDGAR |
| SC 13G | 2009-02-13 | AXA FINANCIAL INC | FERRO CORP | 3,402,218 | 7.8% | EDGAR |
| SC 13G/A | 2009-02-11 | CAXTON ASSOCIATES LLC | FERRO CORP | 95,936 | 0.2% | EDGAR |
| SC 13D/A | 2009-02-09 | GAMCO INVESTORS, INC. ET AL | FERRO CORP | 1,961,600 | 4.5% | EDGAR |
| SC 13G/A | 2009-02-09 | DIMENSIONAL FUND ADVISORS INC | FERRO CORP | 2,433,732 | 5.6% | EDGAR |
| SC 13G | 2009-02-05 | BARCLAYS GLOBAL INVESTORS NA /CA/ | FERRO CORP | 1,359,273 | 3.1% | EDGAR |
| SC 13D/A | 2008-12-02 | GAMCO INVESTORS, INC. ET AL | FERRO CORP | 1,870,000 | 4.3% | EDGAR |
| SC 13G | 2008-10-03 | CAXTON ASSOCIATES LLC | FERRO CORP | 454,171 | 1.0% | EDGAR |