Exhibit 99.1 JAMES RIVER ANNOUNCES FIRST QUARTER 2024 RESULTS Pembroke, Bermuda, May 8, 2024 - James River Group Holdings, Ltd. ("James River" or the "Company") (NASDAQ: JRVR) today reported the following results for the first quarter 2024 as compared to the same period in 2023: Three Months Ended Three Months Ended March 31, March 31, ($ in thousands, except for share data) 2024 per diluted share 2023 per diluted share Net income from continuing operations available to common shareholders $ 20,883 $ 0.53 $ ...

PEMBROKE, Bermuda, April 16, 2024 (GLOBE NEWSWIRE) -- James River Group Holdings, Ltd. ("James River" or the "Company") (NASDAQ:JRVR) today announced that Fleming Intermediate Holdings ("Fleming") has completed its acquisition of JRG Reinsurance Company, Ltd. ("JRG Re") at the previously agreed upon terms. Frank D'Orazio, the Company's Chief Executive Officer, commented, "We are pleased to have successfully completed our sale of JRG Re to Fleming in accordance with the Stock Purchase Agreement that the part ...

James River Group Holdings, Ltd. (NASDAQ:JRVR) Q4 2023 Results Conference Call February 29, 2024 8:30 AM ET Company Participants Brett Shirreffs - Head-Investor Relations Frank DÂ'Orazio - Chief Executive Officer Sarah Doran - Chief Financial Officer Conference Call Participants Mark Hughes - Truist Brian Meredith - UBS Meyer Shields - KBW Good morning. My name is Jenny, and I will be your conference operator today. At this time, I would like to welcome everyone to James River Group Fourth Quarter 2023 Earn ...

TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Fiscal Year Ended December 31, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number 001-36777 JAMES RIVER GROUP HOLDINGS, LTD. (Exact name of registrant as specified in its charter) (State or other jurisdiction of incorporation or organiza ...

Exhibit 99.1 JAMES RIVER ANNOUNCES FOURTH QUARTER 2023 RESULTS Pembroke, Bermuda, February 28, 2024 - James River Group Holdings, Ltd. ("James River" or the "Company") (NASDAQ: JRVR) today reported the following results for the fourth quarter 2023 as compared to the same period in 2022: | | Three Months Ended | | | | Three Months Ended | | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | | December 31, | | | | December 31, | | | | | ($ in thousands, except for share data) | 2023 per diluted sha ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q Quarterly report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 for the quarterly period ended September 30, 2023 or Transition report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 for the transition period from _______ to _______ Commission File Number: 001-36777 JAMES RIVER GROUP HOLDINGS, LTD. (Exact name of registrant as specified in its charter) Bermuda 98-0585280 (State or ...

 Brett Shirreffs – Head-Investor Relations Frank D'Orazio – Chief Executive Officer Sarah Doran – Chief Financial Officer Mark Hughes – Truist Matt Carletti – JMP Securities Tracy Benguigui – Barclays Brian Meredith – UBS Meyer Shields – KBW Casey Alexander – Compass Point Conference Call Participants Welcome, everyone, to the James River Group Quarter Three 2023 Earnings Conference Call. Brett Shirreffs Lastly, unless otherwise specified for the reasons described in our earnings press release, all underwr ...

James River Group Holdings, Ltd. (NASDAQ:JRVR) Q2 2023 Earnings Conference Call August 8, 2023 8:30 AM ET Company Participants Frank DâOrazio - Chief Executive Officer Sarah Doran - Chief Financial Officer Brett Shirreffs - Investor Relations Mark Hughes - Truist Securities Meyer Shields - KBW Tracy Benguigui - Barclays Brian Meredith - UBS Good morning, ladies and gentlemen, and welcome to the James River Group Q2, 2023 Earnings Call. I would now like to introduce you to your host for today's call, Brett S ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q Quarterly report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 for the quarterly period ended June 30, 2023 or Transition report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 for the transition period from _______ to _______ Commission File Number: 001-36777 JAMES RIVER GROUP HOLDINGS, LTD. (Exact name of registrant as specified in its charter) Bermuda 98-0585280 (State or othe ...

Company Participants Conference Call Participants Operator Brett Shirreffs During the call, we will be making forward-looking statements. These statements are based on current beliefs, intentions, expectations and assumptions that are subject to various risks and uncertainties which may cause results -- actual results to differ materially. For a discussion of such risks and uncertainties, please see the cautionary language regarding forward-looking statements in yesterday's earnings release and the risk fac ...