v3.26.1
Investments (Tables)
3 Months Ended
Mar. 31, 2026
Investments [Abstract]  
Schedule of Available-for-Sale Investments
The Company’s available-for-sale fixed maturity securities are summarized as follows:
 Cost or
Amortized
Cost
Gross
Unrealized
Gains
Gross
Unrealized
Losses
Fair
Value
 (in thousands)
March 31, 2026    
Fixed maturity securities:    
State and municipal
$244,051 $886 $(20,482)$224,455 
Residential mortgage-backed
480,422 1,785 (15,387)466,820 
Corporate
624,521 2,729 (20,811)606,439 
Commercial mortgage and asset-backed
125,934 81 (4,270)121,745 
U.S. Treasury securities and obligations guaranteed by the U.S. government
15,010 (100)14,916 
Total fixed maturity securities, available-for-sale$1,489,938 $5,487 $(61,050)$1,434,375 
December 31, 2025    
Fixed maturity securities:    
State and municipal
$237,366 $1,164 $(19,053)$219,477 
Residential mortgage-backed
483,074 3,239 (13,595)472,718 
Corporate
589,477 5,461 (17,184)577,754 
Commercial mortgage and asset-backed
124,507 187 (4,159)120,535 
U.S. Treasury securities and obligations guaranteed by the U.S. government
14,326 28 (64)14,290 
Total fixed maturity securities, available-for-sale$1,448,750 $10,079 $(54,055)$1,404,774 
Schedule of Available-for-Sale Investments by Contractual Maturity
The amortized cost and fair value of available-for-sale investments in fixed maturity securities at March 31, 2026 are summarized, by contractual maturity, as follows:
 Cost or
Amortized
Cost
Fair
Value
 (in thousands)
One year or less$51,229 $50,799 
After one year through five years442,846 433,282 
After five years through ten years236,722 227,212 
After ten years152,785 134,517 
Residential mortgage-backed480,422 466,820 
Commercial mortgage and asset-backed125,934 121,745 
Total$1,489,938 $1,434,375 
Schedule of Gross Unrealized Losses and Fair Value for Available-for-Sale Securities
The following table shows the Company’s gross unrealized losses and fair value for available-for-sale securities aggregated by investment category and the length of time that individual securities have been in a continuous unrealized loss position:
 Less Than 12 Months12 Months or MoreTotal
 Fair
Value
Gross
Unrealized
Losses
Fair
Value
Gross
Unrealized
Losses
Fair
Value
Gross
Unrealized
Losses
 (in thousands)
March 31, 2026      
Fixed maturity securities:      
State and municipal$44,882 $(705)$146,154 $(19,777)$191,036 $(20,482)
Residential mortgage-backed189,307 (1,962)120,801 (13,425)310,108 (15,387)
Corporate189,892 (2,284)206,722 (18,527)396,614 (20,811)
Commercial mortgage and asset-backed27,496 (52)74,167 (4,218)101,663 (4,270)
U.S. Treasury securities and obligations guaranteed by the U.S. government
9,307 (48)4,220 (52)13,527 (100)
Total fixed maturity securities, available-for-sale$460,884 $(5,051)$552,064 $(55,999)$1,012,948 $(61,050)
December 31, 2025      
Fixed maturity securities:      
State and municipal$26,425 $(369)$152,646 $(18,684)$179,071 $(19,053)
Residential mortgage-backed63,405 (193)171,993 (13,402)235,398 (13,595)
Corporate61,910 (243)214,235 (16,941)276,145 (17,184)
Commercial mortgage and asset-backed7,662 (19)78,130 (4,140)85,792 (4,159)
U.S. Treasury securities and obligations guaranteed by the U.S. government
241 (2)4,810 (62)5,051 (64)
Total fixed maturity securities, available-for-sale$159,643 $(826)$621,814 $(53,229)$781,457 $(54,055)
Schedule of Net Unrealized Gains and Losses on Investments
The Company’s net realized and unrealized gains and losses on investments are summarized as follows:
 Three Months Ended
March 31,
 20262025
 (in thousands)
Fixed maturity securities:  
Gross realized gains$68 $32 
Gross realized losses(33)(7)
 35 25 
Bank loan participations:  
Gross realized gains71 92 
Gross realized losses(1,404)(1,766)
Changes in fair values of bank loan participations(3,564)(640)
 (4,897)(2,314)
Equity securities:  
Gross realized gains— 210 
Gross realized losses— — 
Changes in fair values of equity securities(1,770)708 
 (1,770)918 
Short-term investments and other:  
Gross realized gains— 
Gross realized losses— (1)
Changes in fair values of short-term investments and other— — 
 — — 
Total$(6,632)$(1,371)
Schedule of Net Realized Gains and Losses on Investments
The Company’s net realized and unrealized gains and losses on investments are summarized as follows:
 Three Months Ended
March 31,
 20262025
 (in thousands)
Fixed maturity securities:  
Gross realized gains$68 $32 
Gross realized losses(33)(7)
 35 25 
Bank loan participations:  
Gross realized gains71 92 
Gross realized losses(1,404)(1,766)
Changes in fair values of bank loan participations(3,564)(640)
 (4,897)(2,314)
Equity securities:  
Gross realized gains— 210 
Gross realized losses— — 
Changes in fair values of equity securities(1,770)708 
 (1,770)918 
Short-term investments and other:  
Gross realized gains— 
Gross realized losses— (1)
Changes in fair values of short-term investments and other— — 
 — — 
Total$(6,632)$(1,371)
Schedule of Other Invested Assets
The Company invests selectively in private debt and equity opportunities. These investments, which together comprise the Company’s other invested assets, are primarily focused in renewable energy, limited partnerships, and private debt.
 Carrying ValueInvestment Income
 March 31,December 31,Three Months Ended
March 31,
 2026202520262025
 (in thousands)
Renewable energy LLCs (a)
Excess & Surplus Lines$7,193 $7,274 $(30)$— 
Corporate & Other— — — — 
7,193 7,274 (30)— 
Limited partnerships (b)
Excess & Surplus Lines14,658 13,108 1,174 
Corporate & Other369 369 — — 
15,027 13,477 1,174 
Private Debt (c)
Excess & Surplus Lines45,193 43,401 671 191 
Corporate & Other— — — — 
45,193 43,401 671 191 
Total other invested assets
Excess & Surplus Lines67,044 63,783 1,815 200 
Corporate & Other369 369 — — 
$67,413 $64,152 $1,815 $200 
 
(a)The Company's Excess & Surplus Lines segment owns equity interests ranging from 3.6% to 5.1% in various LLCs whose principal objective is capital appreciation and income generation from owning and operating renewable energy production facilities (wind and solar). The equity method is used to account for the Company’s LLC investments. Income for the LLCs primarily reflects adjustments to the carrying values of investments in renewable energy projects to their determined fair values. The fair value adjustments are included in revenues for the LLCs. Expenses for the LLCs are not significant and are comprised of administrative and interest expenses. The Company received cash distributions from these investments totaling $50,000 and $48,000 in the three months ended March 31, 2026 and 2025, respectively.
(b)    The Company owns investments in limited partnerships that invest in concentrated portfolios including publicly-traded small cap equities, loans of middle market private equity sponsored companies, private equity general partnership interests, commercial mortgage-backed securities, specialty private credit, and tranches of distressed home loans. Income from the partnerships is recognized under the equity method of accounting. At March 31, 2026, the Company’s Excess & Surplus Lines segment has outstanding commitments to invest another $11.1 million in the limited partnerships.
(c)    The Company's Excess & Surplus Lines segment has invested in ten notes receivable for structured private credit. Interest on two notes maturing in 2031 is fixed at 4.25% and 5.25%. Interest on two notes maturing in 2035 is fixed at 6.50% and 8.00%. Interest on three notes maturing in 2035 is fixed at 6.00%, 7.00%, and 8.00%. Interest on three notes maturing in 2064 is fixed at 6.79%, 8.04%, and 9.04%. At March 31, 2026, the Company’s Excess & Surplus Lines segment has outstanding commitments to invest another $78.3 million in these notes.