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/BMRN/capital-change-brief"
Use Arkolith's capital_change_brief for BMRN. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | $1.1B | 19.8M | ▲+3.6% Added · +683K sh | Q1 2026 | |
| 2 | DODGE & COX | $822.6M | 14.6M | ▼−0.1% Reduced · −11K sh | Q1 2026 | |
| 3 | PRIMECAP MANAGEMENT CO/CA/ | $801.8M | 14.2M | ▼−2.4% Reduced · −355K sh | Q1 2026 | |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | $488.3M | 8.6M | ▲New +8.6M sh | Q1 2026 | |
| 5 | VANGUARD PORTFOLIO MANAGEMENT LLC | $468.8M | 8.3M | ▲New +8.3M sh | Q1 2026 | |
| 6 | AQR CAPITAL MANAGEMENT LLC | $429.3M | 7.7M | ▲+15% Added · +990K sh | Q1 2026 | |
| 7 | NORGES BANK | $447.6M | 7.5M | ▲+268% Added · +5.5M sh | Q4 2025 | |
| 8 | STATE STREET CORP | $412.1M | 7.3M | ▼−3.0% Reduced · −228K sh | Q1 2026 | |
| 9 | VIKING GLOBAL INVESTORS LP | $398.9M | 7.1M | ▲+17% Added · +1.0M sh | Q1 2026 | |
| 10 | CITADEL ADVISORS LLC | $254.9M | 4.5M | ▲+231% Added · +3.1M sh | Q1 2026 | |
| 11 | GEODE CAPITAL MANAGEMENT, LLC | $215.8M | 3.8M | ▲+4.0% Added · +145K sh | Q1 2026 | |
| 12 | DIMENSIONAL FUND ADVISORS LP | $214.8M | 3.8M | ▲+14% Added · +481K sh | Q1 2026 | |
| 13 | Vestal Point Capital, LP | $202.0M | 3.6M | ▲+19% Added · +575K sh | Q1 2026 | |
| 14 | FMR LLC | $201.5M | 3.6M | ▲+94% Added · +1.7M sh | Q1 2026 | |
| 15 | MILLENNIUM MANAGEMENT LLC | $170.1M | 3.0M | ▼−0.9% Reduced · −27K sh | Q1 2026 | |
| 16 | FIRST TRUST ADVISORS LP | $94.5M | 1.7M | ▲+43% Added · +506K sh | Q1 2026 | |
| 17 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $89.7M | 1.6M | ▲+12% Added · +164K sh | Q1 2026 | |
| 18 | NORTHERN TRUST CORP | $89.6M | 1.6M | ▲+2.5% Added · +38K sh | Q1 2026 | |
| 19 | UBS Group AG | $84.6M | 1.5M | ▼−32% Reduced · −715K sh | Q1 2026 | |
| 20 | BALYASNY ASSET MANAGEMENT L.P. | $77.0M | 1.4M | ▲Added Added · +1.4M sh | Q1 2026 | |
| 21 | MORGAN STANLEY | $74.7M | 1.3M | ▼−43% Reduced · −994K sh | Q1 2026 | |
| 22 | Point72 Asset Management, L.P. | $67.7M | 1.2M | ▲+173% Added · +760K sh | Q1 2026 | |
| 23 | VANGUARD FIDUCIARY TRUST CO | $67.5M | 1.2M | ▲New +1.2M sh | Q1 2026 | |
| 24 | Pictet Asset Management Holding SA | $67.1M | 1.2M | ▼−7.0% Reduced · −90K sh | Q1 2026 | |
| 25 | AMERIPRISE FINANCIAL INC | $66.3M | 1.2M | ▼−20% Reduced · −292K 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 2, 2026 | Walbert Timothy P | Director | Grant (A) | 7K | $0 |
| Jun 2, 2026 | Ho Maykin | Director | Grant (A) | 7K | $0 |
| Jun 2, 2026 | HOMBACH ROBERT J. | Director | Grant (A) | 7K | $0 |
| Jun 2, 2026 | Enyedy Mark J | Director | Grant (A) | 7K | $0 |
| Jun 2, 2026 | Dere Willard H | Director | Grant (A) | 7K | $0 |
| Jun 2, 2026 | CLARK IAN T | Director | Grant (A) | 7K | $0 |
| Jun 2, 2026 | Bodem Barbara W. | Director | Grant (A) | 7K | $0 |
| Jun 2, 2026 | ANDERSON ELIZABETH M | Director | Grant (A) | 7K | $0 |
| Jun 2, 2026 | Countouriotis Athena | Director | Grant (A) | 7K | $0 |
| May 20, 2026 | Hubbard Cristin | EVP, Chief Commercial Officer | Tax withholding (F) | 2K | $116K |
| May 7, 2026 | Friberg Gregory R | EVP, Chief R&D Officer | Sell (S) | 3K | $177K |
| Mar 18, 2026 | Davis George Eric | EVP, Chief Legal Officer | Tax withholding (F) | 1K | $71K |
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 186 funds | $69.6B |
| ELI LILLY & COLLY | 185 funds | $17.7B |
| AMAZON.COM INCAMZN | 184 funds | $53.7B |
| ALPHABET INC-CL AGOOGL | 182 funds | $45.2B |
| NVIDIA CORPNVDA | 181 funds | $100.7B |
| APPLE INCAAPL | 181 funds | $83.2B |
| BROADCOM INCAVGO | 181 funds | $36.9B |
| META PLATFORMS INC-CLASS AMETA | 181 funds | $31.1B |
| VISA INC-CLASS A SHARESV | 181 funds | $15.9B |
| INTUITIVE SURGICAL INCISRG | 180 funds | $6.1B |
| MASTERCARD INC - AMA | 179 funds | $11.9B |
| COSTCO WHOLESALE CORPCOST | 179 funds | $11.7B |
Ranked by how many of BMRN'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 BMRN. 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.