0001620459 2026-03-02 2026-03-02 0001620459 false 8-K 2026-03-02 JAMES RIVER GROUP HOLDINGS, INC. DE 001-36777 98-0585280 1414 Raleigh Road Suite 405 Chapel Hill NC 27517 919 900-1200 false false false false Common Stock, par value $0.0002 per share JRVR NASDAQ false