JRVR

jrvr-20260504

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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

Date of Report (Date of earliest event reported):May 4, 2026

JAMES RIVER GROUP HOLDINGS, INC.

(Exact name of registrant as specified in its charter)

Delaware001-3677798-0585280

(State or other jurisdiction of incorporation)(Commission File Number)(IRS Employer Identification No.)

1414 Raleigh Road, Suite 405, Chapel Hill, North Carolina, 27517

(Address of principal executive offices)

(Zip Code)

(919) 900-1200

(Registrant's telephone number, including area code)

(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 Act:

Title of each classTrading Symbol(s)Name of each exchange on which registered

Common Stock, par value $0.0002 per shareJRVRNASDAQ Global Select 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. ☐

Item 2.02Results of Operations and Financial Condition.

On May 4, 2026, James River Group Holdings, Inc. (the “Company”) issued a press release announcing its financial results for the quarter ended March 31, 2026. A copy of the press release is furnished as Exhibit 99.1 to this Current Report on Form 8-K (this “Form 8-K”).

The information in this Item 2.02 and in Exhibit 99.1 furnished herewith shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, nor shall it be deemed incorporated by reference into any registration statement or other document filed under the Securities Act of 1933, as amended or the Exchange Act unless specifically stated by the Company.

Item 8.01Other Events.

On May 4, 2026, the Company announced that its Board of Directors declared a cash dividend of $0.01 per share of common stock of the Company to be paid on June 30, 2026 to shareholders of record on June 8, 2026.

Item 9.01Financial Statements and Exhibits.

(d) Exhibits

The following Exhibit is furnished as a part of this Form 8-K:

Exhibit No.

Description

99.1

Press Release of the Company dated May 4, 2026

104

Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURES

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

JAMES RIVER GROUP HOLDINGS, INC.

Dated: May 4, 2026

By: /s/ Sarah C. Doran

Sarah C. Doran

Chief Financial Officer

jrvr-202603020001620459false00016204592026-03-022026-03-02

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

Date of Report (Date of earliest event reported):March 2, 2026

JAMES RIVER GROUP HOLDINGS, INC.

(Exact name of registrant as specified in its charter)

Delaware001-3677798-0585280 (State or other jurisdiction of incorporation)(Commission File Number)(IRS Employer Identification No.)

1414 Raleigh Road, Suite 405, Chapel Hill, North Carolina, 27517 (Address of principal executive offices) (Zip Code) (919) 900-1200 (Registrant's telephone number, including area code)

(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 Act:

Title of each classTrading Symbol(s)Name of each exchange on which registered Common Stock, par value $0.0002 per shareJRVRNASDAQ Global Select 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. ☐

Item 2.02Results of Operations and Financial Condition.

On March 2, 2026, James River Group Holdings, Inc. (the “Company”) issued a press release announcing its financial results for the quarter and fiscal year ended December 31, 2025. A copy of the press release is furnished as Exhibit 99.1 to this Current Report on Form 8-K (this “Form 8-K”). The information in this Item 2.02 and in Exhibit 99.1 furnished herewith shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, nor shall it be deemed incorporated by reference into any registration statement or other document filed under the Securities Act of 1933, as amended or the Exchange Act unless specifically stated by the Company.

Item 8.01Other Events.

On March 2, 2026, the Company announced that its Board of Directors declared a cash dividend of $0.01 per share of common stock of the Company to be paid on March 31, 2026 to shareholders of record on March 13, 2026.

Item 9.01Financial Statements and Exhibits.

(d) Exhibits The following Exhibit is furnished as a part of this Form 8-K:

Exhibit No. Description

99.1 Press Release of the Company dated March 2, 2026

104 Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURES

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

JAMES RIVER GROUP HOLDINGS, INC.

Dated: March 2, 2026 By: /s/ Sarah C. Doran

Sarah C. Doran Chief Financial Officer

jrvr-202511030001620459false00016204592025-11-032025-11-03

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

Date of Report (Date of earliest event reported):November 3, 2025

JAMES RIVER GROUP HOLDINGS, LTD.

(Exact name of registrant as specified in its charter)

Bermuda001-3677798-0585280 (State or other jurisdiction of incorporation)(Commission File Number)(IRS Employer Identification No.)

Clarendon House, 2 Church Street, Hamilton, Pembroke HM11, Bermuda (Address of principal executive offices) (Zip Code) (441) 295-1422 (Registrant's telephone number, including area code)

(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 Act:

Title of each classTrading Symbol(s)Name of each exchange on which registered Common Shares, par value $0.0002 per shareJRVRNASDAQ Global Select 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. ☐

Item 2.02Results of Operations and Financial Condition.

On November 3, 2025, James River Group Holdings, Ltd. (the “Company”) issued a press release announcing its financial results for the quarter ended September 30, 2025. A copy of the press release is furnished as Exhibit 99.1 to this Current Report on Form 8-K (this “Form 8-K”). The information in this Item 2.02 and in Exhibit 99.1 furnished herewith shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, nor shall it be deemed incorporated by reference into any registration statement or other document filed under the Securities Act of 1933, as amended or the Exchange Act unless specifically stated by the Company.

Item 8.01Other Events.

On November 3, 2025, the Company announced that its Board of Directors declared a cash dividend of $0.01 per common share of the Company to be paid on December 31, 2025 to shareholders of record on December 15, 2025.

Item 9.01Financial Statements and Exhibits.

(d)    Exhibits The following Exhibit is furnished as a part of this Form 8-K:

Exhibit No. Description

99.1Press Release of the Company dated November 3, 2025

104Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURES

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

JAMES RIVER GROUP HOLDINGS, LTD.

Dated: November 3, 2025 By: /s/ Sarah C. Doran

Sarah C. Doran Chief Financial Officer