$ACGL · ARCH CAPITAL GROUP LTD.
Arch Capital Group reported Q3 2026 net income of $1.025B ($3.00/share), down from $1.340B ($3.56/share) in Q3 2025. After-tax operating income was $910M ($2.67/share) vs. $1.042B ($2.77/share). The decline was driven by $234M in pre-tax catastrophe losses, including Iran conflict impacts. The company repurchased $1.4B in shares, reducing diluted share count by 9.2% YoY. Book value per share ended at $67.90, down 0.2% sequentially.
- Net income available to common shareholders fell to $1.025B ($3.00/share) from $1.340B ($3.56/share) in Q3 2025.
- Pre-tax current accident year catastrophe losses were $234M, including losses tied to the Iran conflict.
- After-tax operating income was $910M ($2.67/share) vs. $1.042B ($2.77/share) a year ago.
- The company repurchased $1.4B in shares during the quarter; diluted share count dropped to 341.4M from 376.1M.
- Book value per common share declined 0.2% sequentially to $67.90 at September 30, 2026.
Extended-hours trading shows ACGL at $101.47, up 1.13% from the regular-session close of $100.34, suggesting the market is absorbing the earnings decline favorably — likely crediting the aggressive $1.4B buyback and strong 16.0% annualized operating ROE despite elevated catastrophe losses.
A $1.4B buyback and 9.2% share-count reduction offset a steep earnings decline, testing whether capital return can sustain the stock through an elevated catastrophe environment.
Arch's 81.2% ex-cat ex-PYD combined ratio remains competitive within P&C insurance, though the 2.7-point combined ratio deterioration (82.5% vs. 79.8%) reflects the sector-wide pressure from elevated catastrophe activity in 2026.
Catastrophe losses spiked to $234M (vs. ~$85M implied in Q3 2025), with Iran conflict losses explicitly cited. The company warns of "greater frequency or severity of unpredictable natural and man-made catastrophic events" and notes the transitioning market is "increasingly uneven."