AC

ACGL · CIK 0000947484

ARCH CAPITAL GROUP LTD. (ACGL) SEC Filings

Browse 2143 SEC filings for ARCH CAPITAL GROUP LTD., covering Feb 13, 1996 through Jul 2, 2026, organized by filing purpose with direct links to the original EDGAR documents.

NasdaqFire, Marine & Casualty InsuranceFiscal year end: 12-31View company on SEC.gov

Indexed filings

2,143

Filed in the last 12 months

85

History covered

19962026

Latest filing

144

Jul 2, 2026

Latest important filings

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Latest annual report

10-K

Annual report · Feb 26, 2026

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Latest quarterly report

10-Q

Quarterly report · May 5, 2026

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Latest company update

8-K

Other material event · Jun 16, 2026

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Complete filing history

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50 filings

All categories

Search by form or description, filter by purpose and year, and open the original SEC document.

50
FormDescriptionPeriod endedFiled
144Notice of proposed securities saleJul 2, 2026
144Notice of proposed securities saleJun 26, 2026
8-KOther material eventJun 15, 2026Jun 16, 2026
4Change in insider ownershipJun 11, 2026Jun 15, 2026
8-KMaterial agreement; Financial obligation; Other material eventJun 9, 2026Jun 9, 2026
4Change in insider ownershipJun 3, 2026Jun 4, 2026
424B2424B2 filingJun 4, 2026
8-KManagement or director change; Regulation FD disclosureJun 3, 2026Jun 3, 2026
8-KMaterial agreement; Other material eventJun 2, 2026Jun 3, 2026
FWPFWP filingJun 3, 2026
FWPFWP filingJun 2, 2026
8-KOther material eventJun 2, 2026Jun 2, 2026
424B2424B2 filingJun 2, 2026
4Change in insider ownershipMay 11, 2026May 12, 2026
4Change in insider ownershipMay 5, 2026May 7, 2026
4Change in insider ownershipMay 5, 2026May 7, 2026
4Change in insider ownershipMay 5, 2026May 7, 2026
4Change in insider ownershipMay 5, 2026May 7, 2026
4Change in insider ownershipMay 5, 2026May 7, 2026
4Change in insider ownershipMay 5, 2026May 7, 2026
4Change in insider ownershipMay 5, 2026May 7, 2026
4Change in insider ownershipMay 5, 2026May 7, 2026
4Change in insider ownershipMay 5, 2026May 7, 2026
4Change in insider ownershipMay 5, 2026May 7, 2026
8-KShareholder vote; Other material eventMay 5, 2026May 7, 2026

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Recent filing activity

Annual filing counts derived from this company's SEC history.

2026

63 filings

2025

70 filings

2024

87 filings

2023

83 filings

2022

69 filings

2021

92 filings

2020

71 filings

2019

73 filings

Sources and methodology

How this filing index is assembled and checked.

Filing metadata comes from SEC EDGAR submissions. Categories and plain-language labels are generated deterministically from SEC form and item codes; filing content is not summarized on this page.

Index updated: 7/15/2026

For research and education only. Always review the original SEC filing before making a decision.