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/ALNY/capital-change-brief"
Use Arkolith's capital_change_brief for ALNY. 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 | $4.8B | 14.6M | ▼−8.3% Reduced · −1.3M sh | Q1 2026 | |
| 2 | BlackRock, Inc. | $3.5B | 10.4M | ▲+0.4% Added · +44K sh | Q1 2026 | |
| 3 | VANGUARD PORTFOLIO MANAGEMENT LLC | $2.1B | 6.5M | ▲New +6.5M sh | Q1 2026 | |
| 4 | JPMORGAN CHASE & CO | $2.0B | 6.3M | ▲+34% Added · +1.6M sh | Q1 2026 | |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | $2.0B | 5.9M | ▲New +5.9M sh | Q1 2026 | |
| 6 | T. Rowe Price Investment Management, Inc. | Withheld | 5.2M | ▲+196% Added · +3.4M sh | Q1 2026 | |
| 7 | STATE STREET CORP | $1.1B | 3.3M | ▲+2.9% Added · +94K sh | Q1 2026 | |
| 8 | GEODE CAPITAL MANAGEMENT, LLC | $884.6M | 2.7M | ▲+0.4% Added · +10K sh | Q1 2026 | |
| 9 | BAILLIE GIFFORD & CO | $825.1M | 2.5M | ▼−4.1% Reduced · −107K sh | Q1 2026 | |
| 10 | NORGES BANK | $895.8M | 2.3M | ▲+11% Added · +220K sh | Q4 2025 | |
| 11 | TWO SIGMA INVESTMENTS, LP | $659.3M | 2.0M | ▲+223% Added · +1.4M sh | Q1 2026 | |
| 12 | DODGE & COX | $638.3M | 1.9M | ▼−1.8% Reduced · −35K sh | Q1 2026 | |
| 13 | AMERICAN CENTURY COMPANIES INC | $596.3M | 1.8M | ▲+21% Added · +317K sh | Q1 2026 | |
| 14 | PRICE T ROWE ASSOCIATES INC /MD/ | $474.1M | 1.4M | ▼−16% Reduced · −270K sh | Q1 2026 | |
| 15 | Clearbridge Investments, LLC | $448.7M | 1.4M | ▲+127% Added · +759K sh | Q1 2026 | |
| 16 | Orbis Allan Gray Ltd | $441.7M | 1.3M | ▼−18% Reduced · −283K sh | Q1 2026 | |
| 17 | MARSHALL WACE, LLP | $363.7M | 1.1M | ▲+100% Added · +549K sh | Q1 2026 | |
| 18 | D. E. Shaw & Co., Inc. | $350.4M | 1.1M | ▲+138% Added · +615K sh | Q1 2026 | |
| 19 | MORGAN STANLEY | $331.8M | 1.0M | ▲+3.4% Added · +33K sh | Q1 2026 | |
| 20 | BANK OF AMERICA CORP /DE/ | $319.9M | 967K | ▲+41% Added · +282K sh | Q1 2026 | |
| 21 | Legal & General Group Plc | $309.3M | 935K | ▼−2.8% Reduced · −27K sh | Q1 2026 | |
| 22 | AQR CAPITAL MANAGEMENT LLC | $297.9M | 913K | ▼−0.7% Reduced · −7K sh | Q1 2026 | |
| 23 | NORTHERN TRUST CORP | $283.9M | 858K | ▲~0% Added · +378 sh | Q1 2026 | |
| 24 | VANGUARD FIDUCIARY TRUST CO | $278.2M | 841K | ▲New +841K sh | Q1 2026 | |
| 25 | Qube Research & Technologies Ltd | $277.3M | 838K | ▲+8.2% Added · +64K 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 |
|---|---|---|---|---|---|
| Jun 1, 2026 | PYOTT DAVID E I | Director | Option exercise (M) | 4K | $0 |
| Jun 1, 2026 | PYOTT DAVID E I | Director | Sell (S) | 921 | $274K |
| Jun 1, 2026 | PYOTT DAVID E I | Director | Sell (S) | 1K | $351K |
| Jun 1, 2026 | PYOTT DAVID E I | Director | Sell (S) | 1K | $366K |
| Jun 1, 2026 | PYOTT DAVID E I | Director | Sell (S) | 495 | $149K |
| Jun 1, 2026 | PYOTT DAVID E I | Director | Sell (S) | 17 | $5K |
| Jun 1, 2026 | PYOTT DAVID E I | Director | Option exercise (M) | 4K | $0 |
| Jun 1, 2026 | Cravatt Benjamin | Director | Grant (A) | 4K | $0 |
| May 20, 2026 | SCHULMAN AMY W | Director | Grant (A) | 838 | $0 |
| May 20, 2026 | SCHULMAN AMY W | Director | Grant (A) | 2K | $0 |
| May 20, 2026 | Sigal Charles Elliott | Director | Grant (A) | 671 | $0 |
| May 20, 2026 | Sigal Charles Elliott | Director | Grant (A) | 1K | $0 |
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 285 funds | $285.3B |
| AMAZON.COM INCAMZN | 282 funds | $215.8B |
| NVIDIA CORPNVDA | 281 funds | $407.1B |
| ELI LILLY & COLLY | 280 funds | $75.4B |
| APPLE INCAAPL | 279 funds | $299.0B |
| ALPHABET INC-CL AGOOGL | 279 funds | $188.2B |
| META PLATFORMS INC-CLASS AMETA | 279 funds | $122.5B |
| BROADCOM INCAVGO | 278 funds | $150.2B |
| VISA INC-CLASS A SHARESV | 275 funds | $62.3B |
| MASTERCARD INC - AMA | 275 funds | $56.1B |
| INTUITIVE SURGICAL INCISRG | 273 funds | $26.4B |
| ALPHABET INC-CL CGOOG | 272 funds | $121.0B |
Ranked by how many of ALNY'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 ALNY. 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.