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Arch Capital Group SEC filings, summarized

We read every Arch Capital Group 8-K filing and insider trade the night it hits SEC EDGAR, and turn it into a two-minute plain-English summary.

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Recent filings

Form 4 · Insider TradeAugust 20, 2026

Arch Capital CFO sells $1.1 million in stock

Arch Capital Group CFO and Treasurer Morin Francois sold 11,010 common shares in an open-market transaction at $99.32 per share, for approximately…

8-KJuly 28, 2026

Arch Capital reports $1.0 billion of second-quarter net income

Arch Capital reported $1.047 billion of net income available to common shareholders, or $3.00 per diluted share, for the quarter ended June 30, 2026,…

8-KFebruary 26, 2026

ARCH Capital ($ACGL) filed Exhibit 104 (Cover Page Interactive Data File — Inline XBRL) with the SEC on…

ARCH Capital ($ACGL) filed Exhibit 104 (Cover Page Interactive Data File — Inline XBRL) with the SEC on Feb 26, 2026. Filing signed by CFO François Morin.…

8-KFebruary 26, 2026

8-KFebruary 9, 2026

Arch Capital filed an 8-K (Item 9.01) on Feb 9, 2026: exhibits include a press release announcing Q4 2025…

Arch Capital filed an 8-K (Item 9.01) on Feb 9, 2026: exhibits include a press release announcing Q4 2025 earnings, a 2025 Q4 Financial Supplement, and an…

8-KFebruary 9, 2026

Arch Capital ($ACGL) on Feb 9, 2026 issued its earnings press release & financial supplement for quarter…

Arch Capital ($ACGL) on Feb 9, 2026 issued its earnings press release & financial supplement for quarter ended Dec 31, 2025 — Exhibits 99.1 (press release)…

8-KJanuary 22, 2026

ARCH Capital ($ACGL) filed an 8‑K (Item 9.01) on Jan 22, 2026 — exhibits: Press Release dated Jan 22, 2026…

ARCH Capital ($ACGL) filed an 8‑K (Item 9.01) on Jan 22, 2026 — exhibits: Press Release dated Jan 22, 2026 (Exhibit 99.1) and iXBRL cover page (Exhibit…

8-KJanuary 22, 2026

John D.

John D. Vollaro, a 17‑year director and 24‑year Arch Capital veteran, informed the company on Jan 15, 2026 he will not stand for reelection at the 2026…