Surety Insurance
42 tracked issuers filing with the SEC under this industry classification.
Issuers
42
Filings
40
SIC Code
6351
Industry Overview
Surety Insurance
The surety insurance industry, classified under SIC 6351, provides guarantee-based products that back contractual and financial obligations rather than traditional risk pooling. Core offerings include contract surety bonds for construction projects, commercial and license bonds for regulated professions, court and fiduciary bonds, and specialized guarantees for large corporate transactions. Typical customers range from general contractors and engineering firms to small businesses, financial institutions, and public sector entities needing assurance of performance and payment. Key risks center on contractor defaults, project delays, economic downturns, and concentration exposure, all governed by stringent state insurance regulation, capital and reserve requirements, and oversight by rating agencies. In 2024–2025, the sector is shaped by higher infrastructure spending, tighter underwriting standards, increased use of real-time data analytics, and digital platforms that streamline bond issuance and monitoring. To stay current on issuer performance, leverage, and covenant disclosures, view live SEC filings on Earnings Feed.
Source: Earnings Feed research · 11/23/2025
Latest Filings
- 144RADIAN GROUP INC$RDN
RADIAN GROUP INC 144
Dec 2, 5:13 PM ET5.1 KB - 8-KEssent Group Ltd.$ESNT
Essent Group Ltd. 8-K
Dec 18, 5:23 PM ET25.7 KB - 4MGIC INVESTMENT CORP$MTG
MGIC INVESTMENT CORP 4
Oct 1, 6:23 PM ET6.3 KB - 4MGIC INVESTMENT CORP$MTG
MGIC INVESTMENT CORP 4
Oct 1, 6:22 PM ET6.3 KB - 4MBIA INC$MBI
MBIA INC 4
Aug 24, 11:51 AM ET4.3 KB - 8-KRADIAN GROUP INC$RDN
RADIAN GROUP INC 8-K
Jul 15, 5:07 PM ET27.2 KB - 4Essent Group Ltd.$ESNT
Essent Group Ltd. 4
Jun 8, 6:04 PM ET4.5 KB - 8-KASSURED GUARANTY LTD$AGO
ASSURED GUARANTY LTD 8-K
Jun 8, 5:14 PM ET3.5 MB - 4NMI Holdings, Inc.$NMIH
NMI Holdings, Inc. 4
Apr 28, 7:23 PM ET9.5 KB - 4NMI Holdings, Inc.$NMIH
NMI Holdings, Inc. 4
Apr 28, 7:17 PM ET9.8 KB - 4NMI Holdings, Inc.$NMIH
NMI Holdings, Inc. 4
Apr 28, 7:08 PM ET8.0 KB - 4ASSURED GUARANTY LTD$AGO
ASSURED GUARANTY LTD 4
Jul 1, 5:25 PM ET8.0 KB - SC 13D/AASSURED GUARANTY LTD$AGO
ASSURED GUARANTY LTD SC 13D/A
Jul 1, 5:13 PM ET218.2 KB - 4ASSURED GUARANTY LTD$AGO
ASSURED GUARANTY LTD 4
Mar 20, 11:56 AM ET8.1 KB - S-1NMI Holdings, Inc.$NMIH
NMI Holdings, Inc. S-1
Oct 8, 5:37 PM ET7.8 MB - 8-KRADIAN GROUP INC$RDN
RADIAN GROUP INC 8-K
Oct 8, 8:00 AM ET30.7 KB - 4MGIC INVESTMENT CORP$MTG
MGIC INVESTMENT CORP 4
Jan 29, 1:39 PM ET9.2 KB - 4MGIC INVESTMENT CORP$MTG
MGIC INVESTMENT CORP 4
Jan 29, 1:34 PM ET9.0 KB - 4MGIC INVESTMENT CORP$MTG
MGIC INVESTMENT CORP 4
Jan 29, 1:33 PM ET9.8 KB - 4MGIC INVESTMENT CORP$MTG
MGIC INVESTMENT CORP 4
Jan 29, 1:32 PM ET9.8 KB - 4MGIC INVESTMENT CORP$MTG
MGIC INVESTMENT CORP 4
Jan 29, 1:31 PM ET9.8 KB - 4MGIC INVESTMENT CORP$MTG
MGIC INVESTMENT CORP 4
Jan 29, 1:28 PM ET7.4 KB - 4MGIC INVESTMENT CORP$MTG
MGIC INVESTMENT CORP 4
Jan 29, 1:25 PM ET7.8 KB - 4MGIC INVESTMENT CORP$MTG
MGIC INVESTMENT CORP 4
Jan 29, 1:23 PM ET7.3 KB - 8-KRADIAN GROUP INC$RDN
RADIAN GROUP INC 8-K
May 30, 4:41 PM ET56.6 KB - 4MGIC INVESTMENT CORP$MTG
MGIC INVESTMENT CORP 4
Mar 1, 1:15 PM ET7.3 KB - 4MBIA INC$MBI
MBIA INC 4
Jan 4, 6:11 PM ET7.4 KB - SC 13G/AMBIA INC$MBI
MBIA INC SC 13G/A
Sep 12, 4:42 PM ET190.9 KB - SC 13G/APMI GROUP INC
PMI GROUP INC SC 13G/A
Sep 12, 4:28 PM ET7.5 KB - 4PMI GROUP INC
PMI GROUP INC 4
Jul 5, 9:20 AM ET5.7 KB - 4RADIAN GROUP INC$RDN
RADIAN GROUP INC 4
Jun 13, 4:09 PM ET9.8 KB - 8-KAMBAC FINANCIAL GROUP INC$AMBC
AMBAC FINANCIAL GROUP INC 8-K
Jun 13, 10:40 AM ET26.7 KB - SC 13DCNA SURETY CORP
CNA SURETY CORP SC 13D
May 20, 3:59 PM ET329.0 KB - 4PMI GROUP INC
PMI GROUP INC 4
Apr 4, 3:52 PM ET5.7 KB - 4ASSURED GUARANTY LTD$AGO
ASSURED GUARANTY LTD 4
Mar 11, 4:14 PM ET5.0 KB - 4ASSURED GUARANTY LTD$AGO
ASSURED GUARANTY LTD 4
Mar 11, 4:13 PM ET4.7 KB - 4MBIA INC$MBI
MBIA INC 4
Jan 4, 4:36 PM ET7.3 KB - 4PMI GROUP INC
PMI GROUP INC 4
Jan 4, 3:30 PM ET6.1 KB - 8-KCNA SURETY CORP
CNA SURETY CORP 8-K
Nov 1, 2:35 PM ET24.8 KB - SC 13D/ACNA SURETY CORP
CNA SURETY CORP SC 13D/A
Nov 1, 6:27 AM ET159.8 KB
Featured Issuers
12ACMAT CORP
CIK 0000002062
AMERICAN CAPITAL ACCESS HOLDINGS LTD
CIK 0001278542
AMERIN CORP
CIK 0001001603
AMWEST INSURANCE GROUP INC
CIK 0000780118
- $AGO
ASSURED GUARANTY LTD
CIK 0001273813
BANKERS LIFE HOLDING CORP
CIK 0000894357
CAPITAL RE CORP
CIK 0000829277
CAPMAC HOLDINGS INC
CIK 0000889906
CENTRIS GROUP INC
CIK 0000798085
CGA GROUP LTD
CIK 0001049632
CHUBB EXECUTIVE RISK INC
CIK 0000914069
CNA SURETY CORP
CIK 0001044566
Classification
- SIC Code
- 6351
- Total Issuers
- 42
- Recent Filings
- 40