ARCH CAPITAL GROUP LTD. 8-K

What Happened

• On February 9, 2026, Arch Capital Group Ltd. announced its quarterly results for the quarter ended December 31, 2025, issuing a press release and making a detailed financial supplement available. The press release and the 2025 fourth quarter financial supplement were attached to the Current Report on Form 8‑K as Exhibit 99.1 and Exhibit 99.2 and incorporated by reference.
• The filing is reported under Item 2.02 (Results of Operations and Financial Condition). The company also noted that the information in the 8‑K and its exhibits is not to be deemed “filed” for purposes of Section 18 of the Securities Exchange Act and is not automatically incorporated by reference into other filings unless expressly stated.

Key Details

• Filing date: February 9, 2026.
• Reporting period: Quarter ended December 31, 2025 (Q4 2025).
• Exhibits attached: Exhibit 99.1 (press release) and Exhibit 99.2 (2025 fourth quarter financial supplement).
• Legal note: Information in this 8‑K/exhibits is not deemed “filed” under Section 18 and is only incorporated by reference where specifically indicated.

Why It Matters

• This 8‑K gives investors timely access to Arch Capital’s Q4 2025 earnings announcement and a financial supplement with additional detail to evaluate recent performance (e.g., revenue, underwriting results, reserves, and other metrics typically included in a supplement).
• The legal caveat about the materials not being “filed” means investors should treat the press release and supplement as disclosures the company is making now, but they are not automatically incorporated into future SEC filings unless specifically referenced. Review the attached press release and supplement for the full financial details.