| SC 13G/A | 2011-02-14 | FMR LLC | BELDEN INC. | 2,041,400 | 4.3% | EDGAR |
| SC 13G/A | 2011-02-14 | WELLINGTON MANAGEMENT CO LLP | BELDEN INC. | 5,620,734 | 12.0% | EDGAR |
| SC 13G/A | 2011-02-14 | Allianz Global Investors Capital LLC | BELDEN INC. | 2,374,400 | 5.1% | EDGAR |
| SC 13G | 2011-02-14 | FRONTIER CAPITAL MANAGEMENT CO LLC | BELDEN INC. | 2,862,867 | 6.1% | EDGAR |
| SC 13G | 2011-02-11 | Invesco Ltd. | BELDEN INC. | 2,601,495 | 5.5% | EDGAR |
| SC 13G/A | 2011-02-02 | BlackRock Inc. | BELDEN INC. | 3,547,453 | 7.6% | EDGAR |
| SC 13G/A | 2010-02-16 | FMR LLC | BELDEN INC. | 2,445,141 | 5.2% | EDGAR |
| SC 13G/A | 2010-02-12 | WELLINGTON MANAGEMENT CO LLP | BELDEN INC. | 5,961,514 | 12.8% | EDGAR |
| SC 13G | 2010-02-12 | Allianz Global Investors Management Partners LLC | BELDEN INC. | 2,556,100 | 5.5% | EDGAR |
| SC 13G | 2010-01-29 | BlackRock Inc. | BELDEN INC. | 3,498,340 | 7.5% | EDGAR |
| SC 13G/A | 2009-04-09 | FMR LLC | BELDEN INC. | 2,427,241 | 5.2% | EDGAR |
| SC 13G/A | 2009-02-17 | FMR LLC | BELDEN INC. | 4,093,700 | 10.3% | EDGAR |
| SC 13G/A | 2009-02-17 | WELLINGTON MANAGEMENT CO LLP | BELDEN INC. | 4,840,524 | 10.4% | EDGAR |
| SC 13G/A | 2009-02-13 | TRAFELET CAPITAL MANAGEMENT, L.P. | BELDEN INC. | 0 | - | EDGAR |
| SC 13G/A | 2009-02-13 | WHITEBOX ADVISORS LLC | BELDEN INC. | 0 | 0.0% | EDGAR |
| SC 13G/A | 2009-02-12 | PRICE T ROWE ASSOCIATES INC /MD/ | BELDEN INC. | 1,955,440 | 4.2% | EDGAR |
| SC 13G | 2009-02-05 | BARCLAYS GLOBAL INVESTORS NA /CA/ | BELDEN INC. | 955,602 | 2.1% | EDGAR |
| SC 13G/A | 2009-01-16 | COLUMBIA WANGER ASSET MANAGEMENT LP | BELDEN INC. | 10 | - | EDGAR |
| SC 13G | 2008-05-12 | WELLINGTON MANAGEMENT CO LLP | BELDEN INC. | 4,497,795 | 10.2% | EDGAR |
| SC 13G/A | 2008-02-14 | FMR LLC | BELDEN INC. | 4,501,290 | 10.0% | EDGAR |