This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/RNA/capital-change-brief"
Use Arkolith's capital_change_brief for RNA. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | PRICE T ROWE ASSOCIATES INC /MD/ | $20.8M | 1.6M | ▲New +1.6M sh | Q1 2026 | |
| 2 | BlackRock, Inc. | $16.1M | 1.2M | ▲New +1.2M sh | Q1 2026 | |
| 3 | RA CAPITAL MANAGEMENT, L.P. | $11.6M | 864K | ▲New +864K sh | Q1 2026 | |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | $8.4M | 627K | ▲New +627K sh | Q1 2026 | |
| 5 | TIG Advisors, LLC | $8.1M | 608K | ▲New +608K sh | Q1 2026 | |
| 6 | Pentwater Capital Management LP | $8.1M | 603K | ▲New +603K sh | Q1 2026 | |
| 7 | O'Connor Alternative Investments LLC | $7.7M | 578K | ▲New +578K sh | Q1 2026 | |
| 8 | Sessa Capital IM, L.P. | $7.4M | 551K | ▲New +551K sh | Q1 2026 | |
| 9 | GOLDMAN SACHS GROUP INC | $4.7M | 350K | ▲New +350K sh | Q1 2026 | |
| 10 | FARALLON CAPITAL MANAGEMENT LLC | $4.7M | 349K | ▲New +349K sh | Q1 2026 | |
| 11 | VANGUARD PORTFOLIO MANAGEMENT LLC | $4.6M | 344K | ▲New +344K sh | Q1 2026 | |
| 12 | GEODE CAPITAL MANAGEMENT, LLC | $4.3M | 320K | ▲New +320K sh | Q1 2026 | |
| 13 | 683 Capital Management, LLC | $4.0M | 300K | ▲New +300K sh | Q1 2026 | |
| 14 | Bellevue Group AG | $3.5M | 263K | ▲New +263K sh | Q1 2026 | |
| 15 | STATE STREET CORP | $3.4M | 257K | ▲New +257K sh | Q1 2026 | |
| 16 | Weiss Asset Management LP | $3.2M | 241K | ▲New +241K sh | Q1 2026 | |
| 17 | CANTOR FITZGERALD, L. P. | $3.2M | 236K | ▲New +236K sh | Q1 2026 | |
| 18 | BALYASNY ASSET MANAGEMENT L.P. | $3.1M | 235K | ▲New +235K sh | Q1 2026 | |
| 19 | Squarepoint Ops LLC | $3.1M | 231K | ▲New +231K sh | Q1 2026 | |
| 20 | MILLENNIUM MANAGEMENT LLC | $2.6M | 191K | ▲New +191K sh | Q1 2026 | |
| 21 | ADAGE CAPITAL PARTNERS GP, L.L.C. | $2.5M | 184K | ▲New +184K sh | Q1 2026 | |
| 22 | Slotnik Capital, LLC | $2.4M | 181K | ▲New +181K sh | Q1 2026 | |
| 23 | AQR Arbitrage LLC | $2.4M | 180K | ▲New +180K sh | Q1 2026 | |
| 24 | TWO SIGMA INVESTMENTS, LP | $2.4M | 179K | ▲New +179K sh | Q1 2026 | |
| 25 | MORGAN STANLEY | $2.2M | 165K | ▲New +165K 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 |
|---|---|---|---|---|---|
| Apr 20, 2026 | Kenney Stephanie | See Remarks | Grant (A) | 60K | $0 |
| Apr 20, 2026 | Kenney Stephanie | See Remarks | Grant (A) | 30K | $0 |
| Apr 20, 2026 | Hughes Steven George | Chief Medical Officer | Grant (A) | 60K | $0 |
| Apr 20, 2026 | Hughes Steven George | Chief Medical Officer | Grant (A) | 30K | $0 |
| Apr 20, 2026 | Winslow Brendan R. | Chief Financial Officer | Grant (A) | 60K | $0 |
| Apr 20, 2026 | Winslow Brendan R. | Chief Financial Officer | Grant (A) | 30K | $0 |
| Apr 20, 2026 | Gallagher Kathleen P. | See Remarks, Director | Grant (A) | 205K | $0 |
| Apr 20, 2026 | Gallagher Kathleen P. | See Remarks, Director | Grant (A) | 103K | $0 |
| Apr 20, 2026 | Hoyos Rocio Martin | Chief Strategy Officer | Grant (A) | 60K | $0 |
| Apr 20, 2026 | Hoyos Rocio Martin | Chief Strategy Officer | Grant (A) | 30K | $0 |
| Apr 20, 2026 | Younis Husam | Chief Scientific Officer | Grant (A) | 60K | $0 |
| Apr 20, 2026 | Younis Husam | Chief Scientific Officer | Grant (A) | 30K | $0 |
| Company | Co-held by | Combined value |
|---|---|---|
| KENVUE INCKVUE | 42 funds | $950.1M |
| WARNER BROS DISCOVERY INCWBD | 41 funds | $3.3B |
| NORFOLK SOUTHERN CORPNSC | 40 funds | $2.1B |
| HOLOGIC INCHO1 | 40 funds | $988.2M |
| ELI LILLY & COLLY | 39 funds | $5.0B |
| BOSTON SCIENTIFIC CORPBSX | 39 funds | $1.4B |
| MICROSOFT CORPMSFT | 38 funds | $19.0B |
| AMAZON.COM INCAMZN | 38 funds | $14.8B |
| CAPITAL ONE FINANCIAL CORPCOF | 38 funds | $1.6B |
| GENERAL MOTORS COGM | 38 funds | $539.4M |
| NVIDIA CORPNVDA | 37 funds | $28.7B |
| APPLE INCAAPL | 37 funds | $21.3B |
Ranked by how many of RNA'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 RNA. 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.