James River Group Holdings, Inc.
JRVR- Exchange
- Nasdaq
- Industry
- Fire, Marine & Casualty Insurance
- SEC CIK
- 0001620459
No open-market purchases or sales by James River Group Holdings, Inc. insiders were filed in the last 90 days; 116 institutions reported holding it in 13F filings for Q2 2026, worth $181.6M in total; no superinvestor holds it.
Holders of 5% or more of JRVR
Holders whose latest Schedule 13D or 13G filing reports 5% or more of James River Group Holdings, Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Zimmer Partners, LP | 13G/A | 10.00%4.59M shares | +3.50 ppfrom 6.50% | Aug 14, 20252 filings | Nov 12, 2025 | SEC |
| T. Rowe Price Investment Management, Inc. | 13G/A | 9.80%4.50M shares | +1.60 ppfrom 8.20% | May 14, 20252 filings | Aug 14, 2025 | SEC |
| BlackRock, Inc. | 13G/A | 6.30%2.86M shares | – | Apr 23, 20251 filing | Apr 23, 2025 | SEC |
| Enstar Group LTD | 13G/A | 5.60%2.59M shares | −0.10 ppfrom 5.70% | Dec 26, 20242 filings | Nov 13, 2025 | SEC |
| Continental General Insurance Co | 13G | 5.30%2.42M shares | New | Mar 24, 20261 filing | Mar 24, 2026 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
11 Schedule 13D and 13G filings on James River Group Holdings, Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Mar 27, 202610:18 AM ET | Vanguard Group Inc | 13G/A | 0.00%0 shares | −6.40 ppfrom 6.40%Below 5% | Mar 13, 2026 | SEC |
| Mar 24, 20268:15 PM ET | Continental General Insurance Coand 3 others | 13G | 5.30%2.42M shares | New | Mar 17, 2026 | SEC |
| Nov 13, 20254:20 PM ET | Enstar Group LTDand 1 other | 13G/A | 5.60%2.59M shares | −0.10 ppfrom 5.70% | Sep 30, 2025 | SEC |
| Nov 12, 202512:19 PM ET | Zimmer Partners, LPand 3 others | 13G/A | 10.00%4.59M shares | +3.50 ppfrom 6.50% | Sep 30, 2025 | SEC |
| Aug 14, 202512:12 PM ET | T. Rowe Price Investment Management, Inc. | 13G/A | 9.80%4.50M shares | +1.60 ppfrom 8.20% | Jun 30, 2025 | SEC |
| Aug 14, 20259:59 AM ET | Zimmer Partners, LPand 3 others | 13G | 6.50%2.99M shares | New | Jun 30, 2025 | SEC |
| May 14, 20255:00 PM ET | Fuller & Thaler Asset Management, Inc. | 13G/A | 4.51%2.06M shares | –Below 5% | Mar 31, 2025 | SEC |
| May 14, 202510:47 AM ET | T. Rowe Price Investment Management, Inc. | 13G/A | 8.20%3.74M shares | – | Mar 31, 2025 | SEC |
| Apr 30, 202511:22 AM ET | Vanguard Group Inc | 13G/A | 6.40%2.92M shares | – | Mar 31, 2025 | SEC |
| Apr 23, 20257:22 PM ET | BlackRock, Inc. | 13G/A | 6.30%2.86M shares | – | Mar 31, 2025 | SEC |
| Dec 26, 20244:15 PM ET | Enstar Group LTDand 2 others | 13G | 5.70%2.59M shares | New | Dec 18, 2024 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell James River Group Holdings, Inc. shares.
No Form 144 notices for James River Group Holdings, Inc. are on file.