| Rank |
Group/company |
Direct premiums written (1) |
Market share (2) |
| 1 |
Assured Guaranty Ltd. |
$439,127 |
41.5% |
| 2 |
MBIA Inc. |
275,358 |
26.0 |
| 3 |
Ambac Financial Group Inc. |
150,047 |
14.2 |
| 4 |
Syncora Holdings Ltd. |
62,118 |
5.9 |
| 5 |
Financial Guaranty Insurance Co. |
51,847 |
4.9 |
| 6 |
Radian Group Inc. |
40,921 |
3.9 |
| 7 |
CIFG Assurance North America Inc. |
35,219 |
3.3 |
| 8 |
Stonebridge Casualty Insurance Co. |
3,000 |
0.3 |
| 9 |
ACA Financial Guaranty Corp. |
309 |
(3) |
| 10 |
AmTrust Financial Services |
154 |
(3) |
(1) Before reinsurance transactions, excluding state funds.
(2) Based on U.S. total including territories.
(3) Less than 0.1 percent.
Source: SNL Financial LC. |