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/ZYME/capital-change-brief"
Use Arkolith's capital_change_brief for ZYME. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | EcoR1 Capital, LLC | $575.2M | 23.0M | —Held | Q1 2026 | |
| 2 | Rubric Capital Management LP | $175.3M | 7.0M | ▲+22% Added · +1.3M sh | Q1 2026 | |
| 3 | BlackRock, Inc. | $114.0M | 4.6M | ▼−0.9% Reduced · −42K sh | Q1 2026 | |
| 4 | BVF INC/IL | $93.5M | 3.7M | ▼−5.2% Reduced · −204K sh | Q1 2026 | |
| 5 | PERCEPTIVE ADVISORS LLC | $87.9M | 3.5M | ▲+7.6% Added · +248K sh | Q1 2026 | |
| 6 | MORGAN STANLEY | $62.1M | 2.5M | ▼−4.3% Reduced · −113K sh | Q1 2026 | |
| 7 | BNP Paribas Asset Management Holding S.A. | $47.8M | 1.9M | ▲+4.7% Added · +86K sh | Q1 2026 | |
| 8 | VANGUARD CAPITAL MANAGEMENT LLC | $42.7M | 1.7M | ▲New +1.7M sh | Q1 2026 | |
| 9 | CITADEL ADVISORS LLC | $28.8M | 1.2M | ▲+350% Added · +895K sh | Q1 2026 | |
| 10 | DIMENSIONAL FUND ADVISORS LP | $28.5M | 1.1M | ▼−1.7% Reduced · −20K sh | Q1 2026 | |
| 11 | Nextech Invest, Ltd. | $27.9M | 1.1M | —Held | Q1 2026 | |
| 12 | STATE STREET CORP | $25.3M | 1.0M | ▼−2.5% Reduced · −26K sh | Q1 2026 | |
| 13 | DEUTSCHE BANK AG\ | $23.1M | 921K | ▼−42% Reduced · −675K sh | Q1 2026 | |
| 14 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | $18.6M | 744K | ▲+6.3% Added · +44K sh | Q1 2026 | |
| 15 | FMR LLC | $16.7M | 667K | ▲+19% Added · +107K sh | Q1 2026 | |
| 16 | GEODE CAPITAL MANAGEMENT, LLC | $16.5M | 660K | ▲+1.8% Added · +12K sh | Q1 2026 | |
| 17 | Nuveen, LLC | $16.3M | 652K | ▲+0.5% Added · +3K sh | Q1 2026 | |
| 18 | GOLDMAN SACHS GROUP INC | $15.0M | 599K | ▲+43% Added · +179K sh | Q1 2026 | |
| 19 | MPM BioImpact LLC | $14.2M | 565K | ▲New +565K sh | Q1 2026 | |
| 20 | Prosight Management, LP | $13.5M | 539K | ▲+1.6% Added · +9K sh | Q1 2026 | |
| 21 | Qube Research & Technologies Ltd | $12.8M | 512K | ▲+7.9% Added · +38K sh | Q1 2026 | |
| 22 | VANGUARD PORTFOLIO MANAGEMENT LLC | $12.5M | 500K | ▲New +500K sh | Q1 2026 | |
| 23 | Redmile Group, LLC | $12.3M | 492K | —Held | Q1 2026 | |
| 24 | Hillsdale Investment Management Inc. | $8.7M | 346K | ▲+45% Added · +108K sh | Q1 2026 | |
| 25 | NORTHERN TRUST CORP | $8.0M | 320K | ▲+4.0% Added · +12K 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 6, 2026 | Hollywood Mark | EVP & Chief Operating Officer | Grant (A) | 939 | $21K |
| May 13, 2026 | Schneider Paul R | EVP, General Counsel | Grant (A) | 178K | $0 |
| May 13, 2026 | Schneider Paul R | EVP, General Counsel | Grant (A) | 119K | $0 |
| Apr 9, 2026 | Platshon Scott | EVP, Chief Business Officer | Grant (A) | 70K | $0 |
| Apr 9, 2026 | Schayowitz Adam | See Remarks | Grant (A) | 70K | $0 |
| Apr 9, 2026 | Schayowitz Adam | See Remarks | Grant (A) | 47K | $0 |
| Apr 9, 2026 | Schayowitz Adam | See Remarks | Grant (A) | 76K | $0 |
| Apr 9, 2026 | Platshon Scott | EVP, Chief Business Officer | Grant (A) | 47K | $0 |
| Apr 9, 2026 | Platshon Scott | EVP, Chief Business Officer | Grant (A) | 76K | $0 |
| Apr 6, 2026 | Stafford Kristin | EVP, Chief Financial Officer | Grant (A) | 178K | $0 |
| Apr 6, 2026 | Stafford Kristin | EVP, Chief Financial Officer | Grant (A) | 119K | $0 |
| Apr 6, 2026 | Stafford Kristin | EVP, Chief Financial Officer | Grant (A) | 50K | $0 |
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 60 funds | $29.7B |
| AMAZON.COM INCAMZN | 60 funds | $21.8B |
| META PLATFORMS INC-CLASS AMETA | 60 funds | $13.6B |
| BRISTOL-MYERS SQUIBB COBMY | 60 funds | $2.2B |
| BOSTON SCIENTIFIC CORPBSX | 60 funds | $1.9B |
| NVIDIA CORPNVDA | 59 funds | $44.2B |
| BROADCOM INCAVGO | 59 funds | $16.5B |
| ELI LILLY & COLLY | 59 funds | $7.1B |
| APPLE INCAAPL | 58 funds | $36.2B |
| ALPHABET INC-CL AGOOGL | 58 funds | $19.9B |
| MICRON TECHNOLOGY INCMU | 58 funds | $6.8B |
| BERKSHIRE HATHAWAY INC-CL BBRK/B | 58 funds | $5.8B |
Ranked by how many of ZYME'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 ZYME. 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.