SC 13G/A | 2003-02-13 | J P MORGAN CHASE & CO | AMBAC FINANCIAL GROUP INC | 11,016,631 | 10.3% | EDGAR |
SC 13G/A | 2003-02-12 | GOLDMAN SACHS ASSET MANAGEMENT/ | AMBAC FINANCIAL GROUP INC | 7,306,108 | 6.9% | EDGAR |
SC 13G/A | 2003-02-12 | WELLINGTON MANAGEMENT CO LLP | AMBAC FINANCIAL GROUP INC | 7,332,879 | 6.9% | EDGAR |
SC 13G/A | 2003-02-04 | CITIGROUP INC | AMBAC FINANCIAL GROUP INC | 5,921,046 | 5.6% | EDGAR |
SC 13G/A | 2002-02-14 | GOLDMAN SACHS ASSET MANAGEMENT/ | AMBAC FINANCIAL GROUP INC | 6,828,131 | 6.5% | EDGAR |
SC 13G/A | 2002-02-12 | J P MORGAN CHASE & CO | AMBAC FINANCIAL GROUP INC | 15,601,552 | 14.7% | EDGAR |
SC 13G | 2002-02-12 | WELLINGTON MANAGEMENT CO LLP | AMBAC FINANCIAL GROUP INC | 7,580,796 | 7.2% | EDGAR |
SC 13G | 2002-02-07 | CITIGROUP INC | AMBAC FINANCIAL GROUP INC | 6,574,911 | 6.2% | EDGAR |
SC 13G/A | 2001-08-10 | J P MORGAN CHASE & CO | AMBAC FINANCIAL GROUP INC | 11,538,475 | 10.9% | EDGAR |
SC 13G/A | 2001-05-10 | FMR CORP | AMBAC FINANCIAL GROUP INC | 5,209,898 | 4.9% | EDGAR |
SC 13G/A | 2001-02-13 | FMR CORP | AMBAC FINANCIAL GROUP INC | 12,631,764 | 12.0% | EDGAR |
SC 13G/A | 2001-02-12 | J P MORGAN CHASE & CO | AMBAC FINANCIAL GROUP INC | 9,132,506 | 8.6% | EDGAR |
SC 13G | 2001-02-09 | GOLDMAN SACHS ASSET MANAGEMENT/ | AMBAC FINANCIAL GROUP INC | 5,946,050 | 5.6% | EDGAR |
SC 13G/A | 2000-11-13 | - | - | - | - | EDGAR |
SC 13G/A | 2000-11-08 | - | - | - | - | EDGAR |
SC 13G/A | 2000-02-11 | FMR CORP | AMBAC FINANCIAL GROUP INC | 7,685,864 | 11.0% | EDGAR |
SC 13G/A | 2000-02-11 | FMR CORP | AMBAC FINANCIAL GROUP INC | 7,685,864 | 11.0% | EDGAR |
SC 13G/A | 2000-02-11 | FMR CORP | AMBAC FINANCIAL GROUP INC | 7,685,864 | 11.0% | EDGAR |
SC 13G/A | 2000-02-08 | BERNSTEIN SANFORD C & CO INC | AMBAC FINANCIAL GROUP INC | 4,017,576 | 5.7% | EDGAR |
SC 13G/A | 2000-02-08 | BERNSTEIN SANFORD C & CO INC | AMBAC FINANCIAL GROUP INC | 4,017,576 | 5.7% | EDGAR |