The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.
This stock page is the Follow view. The Build view lets your agent query RNR owners, fund changes, insider filings, and source links through REST or MCP.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/RNR"
Use Arkolith to show who owns RNR, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | VANGUARD PORTFOLIO MANAGEMENT LLC | $680.7M | 2.3M | ▲New +2.3M sh | Q1 2026 | |
| 2 | STATE STREET CORP | $492.4M | 1.7M | ▼−4.6% Reduced · −80K sh | Q1 2026 | |
| 3 | Polar Capital Holdings Plc | $332.9M | 1.1M | ▼−13% Reduced · −160K sh | Q1 2026 | |
| 4 | Orbis Allan Gray Ltd | $192.7M | 648K | ▲+2.1% Added · +14K sh | Q1 2026 | |
| 5 | Impax Asset Management Group plc | $189.5M | 638K | ▼−34% Reduced · −332K sh | Q1 2026 | |
| 6 | EARNEST PARTNERS LLC | $157.5M | 530K | ▼−4.3% Reduced · −24K sh | Q1 2026 | |
| 7 | GREAT LAKES ADVISORS, LLC | $114.0M | 383K | ▼−21% Reduced · −99K sh | Q1 2026 | |
| 8 | Egerton Capital (UK) LLP | $94.3M | 317K | ▼−35% Reduced · −173K sh | Q1 2026 | |
| 9 | VANGUARD FIDUCIARY TRUST CO | $80.3M | 270K | ▲New +270K sh | Q1 2026 | |
| 10 | CITADEL ADVISORS LLC | $57.8M | 194K | ▼−30% Reduced · −82K sh | Q1 2026 | |
| 11 | Point72 Asset Management, L.P. | $49.7M | 167K | ▲+2.9% Added · +5K sh | Q1 2026 | |
| 12 | Verition Fund Management LLC | $39.5M | 133K | ▼−50% Reduced · −134K sh | Q1 2026 | |
| 13 | PANAGORA ASSET MANAGEMENT INC | $26.6M | 90K | ▼−0.3% Reduced · −266 sh | Q1 2026 | |
| 14 | Arbejdsmarkedets Tillaegspension | $25.6M | 86K | ▼−2.5% Reduced · −2K sh | Q1 2026 | |
| 15 | Bridgewater Associates, LP | $24.4M | 82K | ▼−30% Reduced · −35K sh | Q1 2026 | |
| 16 | WESTWOOD HOLDINGS GROUP INC | $23.0M | 78K | ▲+0.2% Added · +131 sh | Q1 2026 | |
| 17 | DIAMOND HILL CAPITAL MANAGEMENT INC | $22.1M | 74K | ▼−17% Reduced · −15K sh | Q1 2026 | |
| 18 | Northwest & Ethical Investments L.P. | $22.0M | 74K | ▼−38% Reduced · −46K sh | Q1 2026 | |
| 19 | ASSETMARK, INC | $22.0M | 74K | ▲+1.3% Added · +959 sh | Q1 2026 | |
| 20 | Gotham Asset Management, LLC | $20.9M | 70K | ▲+100% Added · +35K sh | Q1 2026 | |
| 21 | MARKEL GROUP INC. | $20.8M | 70K | —Held | Q1 2026 | |
| 22 | VOLORIDGE INVESTMENT MANAGEMENT, LLC | $18.5M | 62K | ▼−9.9% Reduced · −7K sh | Q1 2026 | |
| 23 | LOS ANGELES CAPITAL MANAGEMENT LLC | $18.1M | 61K | ▼−35% Reduced · −33K sh | Q1 2026 | |
| 24 | SEB Asset Management AB | $15.6M | 53K | ▲New +53K sh | Q1 2026 | |
| 25 | Engineers Gate Manager LP | $14.2M | 48K | ▼−33% Reduced · −23K sh | Q1 2026 |
Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Mar 10, 2026 | Marra David E | EVP,Chief Underwriting Officer | Tax withholding (F) | 3K | $782K |
| Mar 10, 2026 | Bender Shannon Lowry | EVP, General Counsel & Secty | Disposed to issuer (D) | 483 | $0 |
| Mar 10, 2026 | Bender Shannon Lowry | EVP, General Counsel & Secty | Tax withholding (F) | 2K | $453K |
| Mar 10, 2026 | Qutub Robert | EVP, Chief Financial Officer | Disposed to issuer (D) | 979 | $0 |
| Mar 10, 2026 | Qutub Robert | EVP, Chief Financial Officer | Tax withholding (F) | 3K | $918K |
| Mar 10, 2026 | Curtis Ross | EVP,Chief Portfolio Officer | Disposed to issuer (D) | 1K | $0 |
| Mar 10, 2026 | ODonnell Kevin | Pres & Chief Executive Officer, Director | Tax withholding (F) | 8K | $2.3M |
| Mar 10, 2026 | ODonnell Kevin | Pres & Chief Executive Officer, Director | Disposed to issuer (D) | 2K | $0 |
| Mar 10, 2026 | Marra David E | EVP,Chief Underwriting Officer | Disposed to issuer (D) | 652 | $0 |
| Mar 1, 2026 | ODonnell Kevin | Pres & Chief Executive Officer, Director | Tax withholding (F) | 1K | $323K |
| Mar 1, 2026 | ODonnell Kevin | Pres & Chief Executive Officer, Director | Tax withholding (F) | 1K | $314K |
| Mar 1, 2026 | ODonnell Kevin | Pres & Chief Executive Officer, Director | Tax withholding (F) | 977 | $296K |
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 175 funds | $70.5B |
| MASTERCARD INC - AMA | 173 funds | $13.0B |
| VISA INC-CLASS A SHARESV | 172 funds | $16.0B |
| AMAZON.COM INCAMZN | 171 funds | $54.4B |
| NVIDIA CORPNVDA | 170 funds | $101.9B |
| ALPHABET INC-CL AGOOGL | 170 funds | $47.2B |
| BROADCOM INCAVGO | 169 funds | $36.9B |
| META PLATFORMS INC-CLASS AMETA | 169 funds | $30.9B |
| ELI LILLY & COLLY | 169 funds | $18.3B |
| APPLE INCAAPL | 168 funds | $85.2B |
| JPMORGAN CHASE & COJPM | 168 funds | $22.4B |
| COSTCO WHOLESALE CORPCOST | 168 funds | $11.9B |
Ranked by how many of RNR's institutional holders also hold each name, a cross-fund conviction signal. Via the MCP server (ticker.co_held).
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for RNR. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes. Every panel above is one call to the Arkolith API & MCP server.