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 GHRS 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/GHRS"
Use Arkolith to show who owns GHRS, 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 | $121.6M | 8.7M | ▼−2.0% Reduced · −178K sh | Q1 2026 | |
| 2 | RA CAPITAL MANAGEMENT, L.P. | $107.9M | 7.7M | —Held | Q1 2026 | |
| 3 | RTW INVESTMENTS, LP | $83.4M | 5.9M | —Held | Q1 2026 | |
| 4 | Avoro Capital Advisors LLC | $25.3M | 1.8M | —Held | Q1 2026 | |
| 5 | Troluce Capital Advisors LLC | $13.9M | 990K | ▲+165% Added · +617K sh | Q1 2026 | |
| 6 | Jefferies Financial Group Inc. | $10.0M | 712K | —Held | Q1 2026 | |
| 7 | BOOTHBAY FUND MANAGEMENT, LLC | $4.0M | 283K | ▲+152% Added · +171K sh | Q1 2026 | |
| 8 | CenterBook Partners LP | $3.0M | 217K | ▼−24% Reduced · −67K sh | Q1 2026 | |
| 9 | Trexquant Investment LP | $982K | 70K | ▲+27% Added · +15K sh | Q1 2026 | |
| 10 | CITADEL ADVISORS LLC | $920K | 65K | ▲+149% Added · +39K sh | Q1 2026 | |
| 11 | TUDOR INVESTMENT CORP ET AL | $261K | 19K | ▲New +19K sh | Q1 2026 | |
| 12 | STATE STREET CORP | $155K | 11K | ▲+2.1% Added · +228 sh | Q1 2026 | |
| 13 | GF FUND MANAGEMENT CO. LTD. | $19K | 1K | ▲+14% Added · +166 sh | Q1 2026 | |
| 14 | Ancora Advisors LLC | $4K | 284 | ▲New +284 sh | Q1 2026 | |
| 15 | SBI Securities Co., Ltd. | $281 | 20 | —Held | 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.
No Form 4 insider transactions on file yet.
| Company | Co-held by | Combined value |
|---|---|---|
| REVOLUTION MEDICINES INCRVMD | 14 funds | $799.9M |
| NVIDIA CORPNVDA | 13 funds | $8.3B |
| AMAZON.COM INCAMZN | 13 funds | $5.0B |
| MICRON TECHNOLOGY INCMU | 13 funds | $3.4B |
| BROADCOM INCAVGO | 13 funds | $3.1B |
| ARGENX SE - ADRARGX | 13 funds | $1.4B |
| STRUCTURE THERAPEUTICS INCGPCR | 13 funds | $505.4M |
| MICROSOFT CORPMSFT | 12 funds | $4.4B |
| ALPHABET INC-CL AGOOGL | 12 funds | $3.1B |
| META PLATFORMS INC-CLASS AMETA | 12 funds | $3.0B |
| TAIWAN SEMICONDUCTOR-SP ADRTSM | 12 funds | $1.7B |
| JPMORGAN CHASE & COJPM | 12 funds | $1.3B |
Ranked by how many of GHRS'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 GHRS. 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.