The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.
This stock page is the Follow view. The Build view lets your agent query TCRX owners, fund changes, insider filings, and source links through REST or MCP.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/TCRX"
Use Arkolith to show who owns TCRX, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | BVF INC/IL | $5.6M | 5.6M | ▲+6.5% Added · +338K sh | Q1 2026 | |
| 2 | BAKER BROS. ADVISORS LP | $2.8M | 2.8M | —Held | Q1 2026 | |
| 3 | VANGUARD GROUP INC | $2.5M | 2.5M | ▲+6.8% Added · +158K sh | Q4 2025 | |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | $2.2M | 2.2M | ▲New +2.2M sh | Q1 2026 | |
| 5 | BlackRock, Inc. | $1.9M | 1.8M | ▼−0.4% Reduced · −8K sh | Q1 2026 | |
| 6 | MILLENNIUM MANAGEMENT LLC | $1.5M | 1.5M | ▲+262% Added · +1.1M sh | Q1 2026 | |
| 7 | RENAISSANCE TECHNOLOGIES LLC | $1.4M | 1.4M | ▲+20% Added · +224K sh | Q1 2026 | |
| 8 | TWO SIGMA INVESTMENTS, LP | $1.2M | 1.2M | ▲+86% Added · +558K sh | Q1 2026 | |
| 9 | Aberdeen Group plc | $927K | 918K | ▼−49% Reduced · −867K sh | Q1 2026 | |
| 10 | JACOBS LEVY EQUITY MANAGEMENT, INC | $816K | 808K | ▲+330% Added · +620K sh | Q1 2026 | |
| 11 | GEODE CAPITAL MANAGEMENT, LLC | $623K | 617K | ▲+9.7% Added · +55K sh | Q1 2026 | |
| 12 | D. E. Shaw & Co., Inc. | $323K | 320K | ▲+360% Added · +250K sh | Q1 2026 | |
| 13 | CITADEL ADVISORS LLC | $322K | 318K | ▲+95% Added · +156K sh | Q1 2026 | |
| 14 | VANGUARD FIDUCIARY TRUST CO | $309K | 306K | ▲New +306K sh | Q1 2026 | |
| 15 | MARSHALL WACE, LLP | $240K | 237K | ▼−30% Reduced · −102K sh | Q1 2026 | |
| 16 | STATE STREET CORP | $209K | 207K | —Held | Q1 2026 | |
| 17 | MORGAN STANLEY | $175K | 174K | ▼−23% Reduced · −52K sh | Q1 2026 | |
| 18 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $159K | 157K | ▼−27% Reduced · −59K sh | Q1 2026 | |
| 19 | JANE STREET GROUP, LLC | $146K | 144K | ▼−63% Reduced · −244K sh | Q1 2026 | |
| 20 | BROWN BROTHERS HARRIMAN & CO | $144K | 143K | —Held | Q1 2026 | |
| 21 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | $113K | 112K | ▼−3.0% Reduced · −4K sh | Q1 2026 | |
| 22 | NORTHERN TRUST CORP | $98K | 97K | ▼−0.8% Reduced · −750 sh | Q1 2026 | |
| 23 | NewEdge Wealth, LLC | $92K | 91K | —Held | Q1 2026 | |
| 24 | STIFEL FINANCIAL CORP | $70K | 69K | ▼−4.1% Reduced · −3K sh | Q1 2026 | |
| 25 | DIMENSIONAL FUND ADVISORS LP | $66K | 65K | ▼−12% Reduced · −9K 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 |
|---|---|---|---|---|---|
| Jan 20, 2026 | Louis Chrystal | Chief Medical Officer | Grant (A) | 420K | $0 |
| Jan 20, 2026 | Dworak Leiden | See Remarks | Grant (A) | 100K | $0 |
| Jan 20, 2026 | ZDRAVESKI ZORAN | See Remarks | Grant (A) | 350K | $0 |
| Jan 20, 2026 | MacBeath Gavin | Chief Executive Officer, Director | Grant (A) | 1.2M | $0 |
| Jan 20, 2026 | Amello Jason | Chief Financial Officer | Grant (A) | 350K | $0 |
| Dec 23, 2025 | Lynx1 Capital Management LP | 10% Owner | Buy (P) | 6K | $6K |
| Dec 22, 2025 | Lynx1 Capital Management LP | 10% Owner | Buy (P) | 76K | $68K |
| Dec 19, 2025 | Lynx1 Capital Management LP | 10% Owner | Buy (P) | 80K | $72K |
| Jun 30, 2025 | Woods Keith | Director | Grant (A) | 67K | $0 |
| Jun 30, 2025 | Gruia Gabriela | Director | Grant (A) | 67K | $0 |
| Jun 30, 2025 | Dorton Katina | Director | Grant (A) | 67K | $0 |
| Jun 30, 2025 | Nicholson Garry A | Director | Grant (A) | 67K | $0 |
| Company | Co-held by | Combined value |
|---|---|---|
| NVIDIA CORPNVDA | 13 funds | $12.9B |
| META PLATFORMS INC-CLASS AMETA | 13 funds | $3.9B |
| BRISTOL-MYERS SQUIBB COBMY | 13 funds | $509.4M |
| MICROSOFT CORPMSFT | 12 funds | $7.4B |
| AMAZON.COM INCAMZN | 12 funds | $6.9B |
| ALPHABET INC-CL CGOOG | 12 funds | $4.8B |
| BROADCOM INCAVGO | 12 funds | $4.6B |
| INCYTE CORPINCY | 12 funds | $3.2B |
| COSTCO WHOLESALE CORPCOST | 12 funds | $1.9B |
| ELI LILLY & COLLY | 12 funds | $1.9B |
| MASTERCARD INC - AMA | 12 funds | $1.8B |
| EXXON MOBIL CORPXOM | 12 funds | $1.3B |
Ranked by how many of TCRX'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 TCRX. 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.