Arch Capital .(US:ACGL)2025-10-28 14:00Financial Performance & Growth - Arch Capital Group's gross premiums written reached $22.8 billion for the TTM ending September 30, 2025[6] - Insurance segment contributed $10.4 billion, Reinsurance $11.1 billion, and Mortgage $1.3 billion to the total gross premiums written[6] - The company has consistently delivered superior risk-adjusted returns with less volatility compared to its peers[10, 11] - Book Value per Common Share plus Cumulative Common Dividends grew at a compound annual growth rate of 15.9%[42] Business Segments & Diversification - The company operates leading specialty insurance lines across various geographies and products[5] - Insurance segment net premiums written totaled $7.9 billion, with significant contributions from Property and short-tail specialty (North America) at 18%, Casualty and other (International) at 12%[15] - Reinsurance segment net premiums written amounted to $7.7 billion, with Specialty accounting for 35%, Property 26%, and Casualty 19%[16] - U S Primary Mortgage Insurance accounts for 61% of the Insurance In Force, with International Mortgage Insurance/Reinsurance and U S Credit Risk Transfer (CRT) and other making up the remaining 39%[27, 28] Investment Strategy - The company maintains a conservative investment portfolio focused on total return, with total invested assets of $46.7 billion as of September 30, 2025[30, 31] - Fixed maturity investments totaled $33.0 billion, with a significant portion allocated to U S government and government agencies (25.5%), AAA-rated securities (16.5%), and Corporates (34.3%)[31] - Net investment income plus equity method investments totaled $542 million for 3Q25[34]