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ACGL

Arch Capital Group

XNAS · FIRE, MARINE & CASUALTY INSURANCE

4 articles20 insider tx0 holders0 supply chain4 selling intent filings2 new insiders

Research articles

Includes notes from domestic 8-K and foreign private issuer 6-K disclosures.

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Recent insider activity

Insider net $ (monthly)open-market Form 4 only - grants, exercises, tax withholding excluded$20.0M$10.0M$0-$10.0M-$20.0M2024-10 $02024-11 $02024-12 $02025-01 $02025-02 $02025-03 -$1.9M2025-04 $02025-05 -$12.8M2025-06 $02025-07 $02025-08 -$924K2025-09 $02025-10 $02025-11 -$757K2025-12 -$20.0M2026-01 $02026-02 -$4.6M2026-03 -$2.7M2026-04 $499K2026-05 -$34K2026-06 -$59K2026-07 $02026-08 -$1.1M2026-09 $0Oct 24Dec 24Feb 25Apr 25Jun 25Aug 25Oct 25Dec 25Feb 26Apr 26Jun 26Aug 26~ derived from SEC-reported shares x price. Hatched: excluded (implausible price) or unpriced.

open-market Form 4 only - grants, exercises, tax withholding excluded

0 buyers - 1 unique sellers · Institutional activity: not available - insufficient comparable institutions for the latest complete quarter.

Date Insider Title Type Shares Price Value
August 18, 2026 Morin Francois CFO and Treasurer OPTION_EXERCISE 11,010 $27 ~$0.3M
August 18, 2026 Morin Francois CFO and Treasurer SELL -11,010 $99 ~$1.1M
August 18, 2026 Morin Francois CFO and Treasurer OPTION_EXERCISE -11,010 — —
June 11, 2026 Pasquesi John M — GIFT -1,006,700 — —
June 11, 2026 Pasquesi John M — GIFT 1,006,700 — —
June 3, 2026 Posner Brian S — SELL -3,000 $20 ~$59K
May 11, 2026 Posner Brian S — SELL -2,000 $17 ~$34K
May 5, 2026 Triplett Neal F — GRANT 2,071 — —
May 5, 2026 Triplett Neal F — GRANT 1,327 — —
May 5, 2026 Posner Brian S — GRANT 2,071 — —
May 5, 2026 Moczarski Alexander S — GRANT 2,071 — —
May 5, 2026 Mallesch Eileen A — GRANT 2,071 — —
May 5, 2026 Kilcoyne Moira A. — GRANT 2,071 — —
May 5, 2026 Kilcoyne Moira A. — GRANT 1,327 — —
May 5, 2026 Houston Daniel Joseph — GRANT 2,071 — —
May 5, 2026 Houston Daniel Joseph — GRANT 1,327 — —
May 5, 2026 Goodman Laurie — GRANT 2,071 — —
May 5, 2026 Ebong Francis — GRANT 2,071 — —
May 5, 2026 Bunce John L Jr — GRANT 2,071 — —
May 5, 2026 Bunce John L Jr — GRANT 1,327 — —

Insider Selling Intent (Form 144)

Date Filer Relationship Est. shares Filing
August 18, 2026 Morin Francois — 11,010 SEC
July 20, 2026 Gansberg David — 76,325 SEC
July 2, 2026 Gansberg David — 79,273 SEC
June 26, 2026 Gansberg David — 33,096 SEC

New Insiders (Form 3)

Date Insider Title Relationship Shares Filing
September 14, 2026 — — — — SEC
September 14, 2026 — — — — SEC
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