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/MRNA/capital-change-brief"
Use Arkolith's capital_change_brief for MRNA. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | FMR LLC | $2.3B | 45.7M | ▲+63% Added · +17.6M sh | Q1 2026 | |
| 2 | BlackRock, Inc. | $1.5B | 29.6M | ▼−8.8% Reduced · −2.9M sh | Q1 2026 | |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | $1.2B | 22.9M | ▲New +22.9M sh | Q1 2026 | |
| 4 | BAILLIE GIFFORD & CO | $1.0B | 20.0M | ▼−2.9% Reduced · −595K sh | Q1 2026 | |
| 5 | VANGUARD PORTFOLIO MANAGEMENT LLC | $793.3M | 15.6M | ▲New +15.6M sh | Q1 2026 | |
| 6 | STATE STREET CORP | $755.0M | 14.9M | ▼−9.2% Reduced · −1.5M sh | Q1 2026 | |
| 7 | GEODE CAPITAL MANAGEMENT, LLC | $478.5M | 9.4M | ▲+2.3% Added · +215K sh | Q1 2026 | |
| 8 | TWO SIGMA INVESTMENTS, LP | $461.6M | 9.1M | ▲+24% Added · +1.7M sh | Q1 2026 | |
| 9 | MORGAN STANLEY | $430.3M | 8.5M | ▼−4.5% Reduced · −399K sh | Q1 2026 | |
| 10 | Theleme Partners LLP | $408.9M | 8.0M | ▼−0.4% Reduced · −34K sh | Q1 2026 | |
| 11 | GOLDMAN SACHS GROUP INC | $335.5M | 6.6M | ▲+67% Added · +2.7M sh | Q1 2026 | |
| 12 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $240.5M | 4.7M | ▲+2.4% Added · +113K sh | Q1 2026 | |
| 13 | Flagship Pioneering, LLC | $235.3M | 4.6M | —Held | Q1 2026 | |
| 14 | UBS Group AG | $223.9M | 4.4M | ▲+7.8% Added · +321K sh | Q1 2026 | |
| 15 | BNP PARIBAS FINANCIAL MARKETS | $219.3M | 4.3M | ▲+4.0% Added · +165K sh | Q1 2026 | |
| 16 | Alyeska Investment Group, L.P. | $205.8M | 4.1M | ▲+25% Added · +823K sh | Q1 2026 | |
| 17 | NORTHERN TRUST CORP | $150.0M | 3.0M | ▼−1.7% Reduced · −51K sh | Q1 2026 | |
| 18 | BANQUE PICTET & CIE SA | $139.6M | 2.7M | ▼−12% Reduced · −382K sh | Q1 2026 | |
| 19 | NORGES BANK | $79.7M | 2.7M | ▼−21% Reduced · −737K sh | Q4 2025 | |
| 20 | FIRST TRUST ADVISORS LP | $121.5M | 2.4M | ▲+59% Added · +891K sh | Q1 2026 | |
| 21 | DIMENSIONAL FUND ADVISORS LP | $108.2M | 2.1M | ▲+19% Added · +343K sh | Q1 2026 | |
| 22 | FEDERATED HERMES, INC. | $100.4M | 2.0M | ▼−9.2% Reduced · −201K sh | Q1 2026 | |
| 23 | VANGUARD FIDUCIARY TRUST CO | $99.9M | 2.0M | ▲New +2.0M sh | Q1 2026 | |
| 24 | NATIONAL BANK OF CANADA /FI/ | $92.3M | 1.8M | ▼−16% Reduced · −339K sh | Q1 2026 | |
| 25 | Bank of New York Mellon Corp | $85.9M | 1.7M | ▼−2.2% Reduced · −38K 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 |
|---|---|---|---|---|---|
| Jul 15, 2026 | Hoge Stephen | President | Option exercise (M) | 16K | $0 |
| Jul 15, 2026 | Hoge Stephen | President | Option exercise (M) | 37K | $0 |
| Jul 15, 2026 | Hoge Stephen | President | Sell (S) | 53K | $3.6M |
| Jul 15, 2026 | Hoge Stephen | President | Option exercise (M) | 16K | $309K |
| Jul 15, 2026 | Hoge Stephen | President | Option exercise (M) | 37K | $713K |
| Jul 8, 2026 | McDonnell Michael R. | Director | Grant (A) | 6K | $0 |
| Jul 8, 2026 | McDonnell Michael R. | Director | Grant (A) | 2K | $0 |
| Jul 8, 2026 | McDonnell Michael R. | Director | Grant (A) | 7K | $0 |
| Jul 5, 2026 | Banque Soria Ester | Chief Commercial Officer | Grant (A) | 38K | $0 |
| Jul 5, 2026 | Banque Soria Ester | Chief Commercial Officer | Grant (A) | 19K | $0 |
| Jul 2, 2026 | Mock James M | Chief Financial Officer | Option exercise (M) | 1K | $0 |
| Jul 2, 2026 | Mock James M | Chief Financial Officer | Tax withholding (F) | 703 | $51K |
| Company | Co-held by | Combined value |
|---|---|---|
| AMAZON.COM INCAMZN | 223 funds | $169.7B |
| APPLE INCAAPL | 221 funds | $233.0B |
| NVIDIA CORPNVDA | 220 funds | $317.5B |
| META PLATFORMS INC-CLASS AMETA | 220 funds | $97.3B |
| MICROSOFT CORPMSFT | 219 funds | $216.6B |
| ALPHABET INC-CL AGOOGL | 217 funds | $129.1B |
| BROADCOM INCAVGO | 217 funds | $121.0B |
| ALPHABET INC-CL CGOOG | 217 funds | $105.3B |
| ADVANCED MICRO DEVICESAMD | 217 funds | $25.7B |
| TESLA INCTSLA | 216 funds | $64.9B |
| ELI LILLY & COLLY | 215 funds | $62.1B |
| COSTCO WHOLESALE CORPCOST | 215 funds | $36.7B |
Ranked by how many of MRNA's institutional holders also hold each name, a cross-fund conviction signal. Via the MCP server (ticker.co_held).
No filings captured for this ticker in the live stream yet.
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for MRNA. 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.