Arch Capital director Vollaro to leave board

Arch Capital Group Ltd. reported that long-time board member John D. Vollaro has decided not to stand for reelection at the company’s 2026 Annual Meeting of Shareholders.

Rhea-AI Filing Summary

Arch Capital Group Ltd. reported that long-time board member John D. Vollaro has decided not to stand for reelection at the company’s 2026 Annual Meeting of Shareholders. He has served as a director for 17 years and has been with the company for 24 years in total, underscoring his long-standing involvement with Arch Capital.

The company states that Mr. Vollaro’s decision is not the result of any disagreement with Arch Capital regarding its operations, policies or practices, indicating an orderly and non-contentious transition. The company issued a press release about this development, which is filed as Exhibit 99.1 and incorporated by reference.

8-K Event Classification

2 items: 5.02, 9.01

2 items

Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers Governance

Key personnel changes including departures, elections, or appointments of directors and executive officers.

Item 9.01 Financial Statements and Exhibits Exhibits

Financial statements, pro forma financial information, or exhibit attachments filed with this report.

FAQ

What board change did Arch Capital Group Ltd. (ACGL) disclose in this 8-K?

Arch Capital Group Ltd. disclosed that director John D. Vollaro informed the company he will not stand for reelection at the company’s 2026 Annual Meeting of Shareholders.

How long has John D. Vollaro been with Arch Capital Group Ltd. (ACGL)?

John D. Vollaro has been a director of Arch Capital Group Ltd. for 17 years and is described as a 24-year veteran of the company.

Did John D. Vollaro resign due to a disagreement with Arch Capital Group Ltd. (ACGL)?

No. The company states that Mr. Vollaro’s decision to not stand for reelection is not the result of any disagreement with Arch Capital regarding its operations, policies or practices.

When did Arch Capital Group Ltd. (ACGL) receive notice of John D. Vollaro’s decision?

Arch Capital Group Ltd. received notice of John D. Vollaro’s decision on January 15, 2026.

Did Arch Capital Group Ltd. (ACGL) issue a press release about the director change?

Yes. Arch Capital Group Ltd. issued a press release, filed as Exhibit 99.1 and dated January 22, 2026, announcing that John D. Vollaro will not stand for reelection.

Which SEC item covers this Arch Capital Group Ltd. (ACGL) board disclosure?

The disclosure regarding John D. Vollaro is made under Item 5.02(b) (Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers).

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Accepted by SEC EDGAR 01/22/2026 - 08:35 AM Learn about SEC filing dates

0000947484false00009474842026-01-152026-01-150000947484us-gaap:CommonStockMember2026-01-152026-01-150000947484acgl:SeriesFDepositaryShareEquivalentMember2026-01-152026-01-150000947484acgl:SeriesGDepositaryShareEquivalentMember2026-01-152026-01-15

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

Current Report Pursuant to Section 13 or 15(d)

of the Securities Exchange Act of 1934

January 15, 2026

Date of Report (Date of earliest event reported) 

Arch Capital Group Ltd.

(Exact name of registrant as specified in its charter)

Bermuda

001-16209

98-0374481

(State or other jurisdiction of incorporation or organization)

(Commission File Number)

(I.R.S. Employer Identification No.)

Waterloo House, Ground Floor, 100 Pitts Bay Road, Pembroke HM 08, Bermuda

(Address of principal executive offices) (Zip Code)

Registrant’s telephone number, including area code:

(441) 278-9250

N/A

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

☐    Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐    Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐    Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐    Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Exchange Act:

Title of each class

Trading Symbol (s)

Name of each exchange on which registered

Common shares, $0.0011 par value per share

ACGL

NASDAQ

Stock Market

Depositary shares, each representing a 1/1,000th interest in a 5.45% Series F preferred share

ACGLO

NASDAQ

Stock Market

Depositary shares, each representing a 1/1,000th interest in a 4.55% Series G preferred share

ACGLN

NASDAQ

Stock Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

    Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.  o

ITEM 5.02(b)    Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

On January 15, 2026, John D. Vollaro, a director of Arch Capital Group Ltd. (the “Company”) for the past 17 years and a 24-year veteran of the Company, informed the Company that he will not stand for reelection at the Company’s 2026 Annual Meeting of Shareholders. Mr. Vollaro’s decision to not stand for reelection is not the result of any disagreement with the Company regarding the Company’s operations, policies or practices. A copy of the Company’s press release announcing the same is attached hereto as Exhibit 99.1 and is incorporated herein by reference.

ITEM 9.01    FINANCIAL STATEMENTS AND EXHIBITS.

(d):     The following exhibits are being filed herewith.

EXHIBIT NO.						DESCRIPTION
99.1						Press Release dated January 22, 2026
104						Cover Page Interactive Data File (embedded within the Inline XBRL document)

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SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

			ARCH CAPITAL GROUP LTD.
Date: January 22, 2026			By:			/s/ François Morin
						Name:			François Morin
						Title:			Executive Vice President, Chief Financial Officer and Treasurer

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