| Type | Filed | Filer | Subject | Shares Owned | Percent Owned | |
|---|---|---|---|---|---|---|
| SC 13D/A | 2008-08-21 | CASTINE CAPITAL MANAGEMENT, LLC | CENTURY BANCORP INC | 236,981 | 6.7% | EDGAR |
| SC 13G/A | 2008-02-14 | WELLINGTON MANAGEMENT CO LLP | CENTURY BANCORP INC | 347,847 | 9.9% | EDGAR |
| SC 13G/A | 2008-02-14 | ENDICOTT MANAGEMENT CO | CENTURY BANCORP INC | 0 | 0.0% | EDGAR |
| SC 13D | 2007-12-10 | SANDLER ONEILL ASSET MANAGEMENT LLC | CENTURY BANCORP INC | 351,000 | 10.0% | EDGAR |
| SC 13D/A | 2007-10-26 | JAM PARTNERS LP | CENTURY BANCORP INC | 277,191 | 7.9% | EDGAR |
| SC 13G/A | 2007-02-14 | WELLINGTON MANAGEMENT CO LLP | CENTURY BANCORP INC | 306,222 | 8.8% | EDGAR |
| SC 13G/A | 2007-02-14 | BANC FUNDS CO LLC | CENTURY BANCORP INC | 82,000 | 2.4% | EDGAR |
| SC 13D | 2007-01-08 | CASTINE CAPITAL MANAGEMENT, LLC | CENTURY BANCORP INC | 197,476 | 5.6% | EDGAR |
| SC 13D/A | 2006-08-14 | JAM PARTNERS LP | CENTURY BANCORP INC | 210,000 | 6.0% | EDGAR |
| SC 13D/A | 2006-02-15 | JACOBS SY | CENTURY BANCORP INC | 210,000 | 6.1% | EDGAR |
| SC 13G/A | 2006-02-14 | KENNEDY CAPITAL MANAGEMENT INC | CENTURY BANCORP INC | 102,801 | 3.0% | EDGAR |
| SC 13G/A | 2006-02-14 | WELLINGTON MANAGEMENT CO LLP | CENTURY BANCORP INC | 279,143 | 8.1% | EDGAR |
| SC 13G/A | 2006-01-30 | BANC FUNDS CO LLC | CENTURY BANCORP INC | 109,000 | 3.2% | EDGAR |
| SC 13D/A | 2005-10-11 | JACOBS SY | CENTURY BANCORP INC | 210,000 | 6.1% | EDGAR |
| SC 13D/A | 2005-09-15 | JACOBS SY | CENTURY BANCORP INC | 210,000 | 6.1% | EDGAR |
| SC 13D | 2005-06-09 | JACOBS SY | CENTURY BANCORP INC | 210,000 | 6.1% | EDGAR |
| SC 13G/A | 2005-02-15 | KENNEDY CAPITAL MANAGEMENT INC | CENTURY BANCORP INC | 185,224 | 5.4% | EDGAR |
| SC 13G/A | 2005-02-14 | WELLINGTON MANAGEMENT CO LLP | CENTURY BANCORP INC | 318,990 | 9.3% | EDGAR |
| SC 13G/A | 2005-02-14 | BANC FUNDS CO LLC | CENTURY BANCORP INC | 0 | 0.0% | EDGAR |
| SC 13G/A | 2004-02-12 | WELLINGTON MANAGEMENT CO LLP | CENTURY BANCORP INC | 334,400 | 9.8% | EDGAR |