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 SABS 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/SABS"
Use Arkolith to show who owns SABS, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | PERCEPTIVE ADVISORS LLC | $24.6M | 6.4M | ▲+701% Added · +5.6M sh | Q1 2026 | |
| 2 | RA CAPITAL MANAGEMENT, L.P. | $16.9M | 4.4M | —Held | Q1 2026 | |
| 3 | Commodore Capital LP | $16.9M | 4.4M | —Held | Q1 2026 | |
| 4 | Woodline Partners LP | $10.9M | 2.9M | ▲~0% Added · +910 sh | Q1 2026 | |
| 5 | Sessa Capital IM, L.P. | $8.4M | 2.2M | —Held | Q1 2026 | |
| 6 | BOOTHBAY FUND MANAGEMENT, LLC | $5.7M | 1.5M | ▲New +1.5M sh | Q1 2026 | |
| 7 | Ensign Peak Advisors, Inc | $5.3M | 1.4M | ▲New +1.4M sh | Q1 2026 | |
| 8 | Soleus Capital Management, L.P. | $4.0M | 1.1M | ▲New +1.1M sh | Q1 2026 | |
| 9 | Jefferies Financial Group Inc. | $3.5M | 903K | ▲+56% Added · +323K sh | Q1 2026 | |
| 10 | HB Wealth Management, LLC | $1.2M | 308K | —Held | Q1 2026 | |
| 11 | VANGUARD FIDUCIARY TRUST CO | $757K | 198K | ▲New +198K sh | Q1 2026 | |
| 12 | Simplify Asset Management Inc. | $717K | 187K | ▼−10% Reduced · −21K sh | Q1 2026 | |
| 13 | STATE STREET CORP | $284K | 74K | ▲+466% Added · +61K sh | Q1 2026 | |
| 14 | Kestra Advisory Services, LLC | $236K | 62K | ▲+435% Added · +50K sh | Q1 2026 | |
| 15 | Pathstone Holdings, LLC | $194K | 51K | —Held | Q1 2026 | |
| 16 | Quadrature Capital Ltd | $135K | 35K | ▲New +35K sh | Q1 2026 | |
| 17 | Hudson Bay Capital Management LP | $62K | 16K | ▲New +16K sh | Q1 2026 | |
| 18 | LMR Partners LLP | $14K | 540K | ▲New +540K sh | Q1 2026 | |
| 19 | Clear Street Group Inc. | $2K | 79K | ▼−0.1% Reduced · −100 sh | Q1 2026 | |
| 20 | MAI Capital Management | $832 | 217 | —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.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Mar 24, 2026 | Kropotova Alexandra | CHIEF MEDICAL OFFICER | Tax withholding (F) | 988 | — |
| Feb 3, 2026 | To Lucy | See Remarks | Grant (A) | 2.4M | $0 |
| Feb 3, 2026 | Kropotova Alexandra | CHIEF MEDICAL OFFICER | Grant (A) | 2.4M | $0 |
| Feb 3, 2026 | Bausch Christoph Lawrence | CHIEF OPERATING OFFICER | Grant (A) | 1.8M | $0 |
| Feb 3, 2026 | Reich Samuel J | CEO, Director | Grant (A) | 4.8M | $0 |
| Feb 3, 2026 | Sullivan Eddie Joe | PRESIDENT, Director | Grant (A) | 3.0M | $0 |
| Jan 5, 2026 | Jain Rita | Director | Grant (A) | 240K | $0 |
| Jan 5, 2026 | ZACCARDELLI DAVID | Director | Grant (A) | 240K | $0 |
| Dec 16, 2025 | Lucera Erick | Director | Grant (A) | 150K | $0 |
| Dec 16, 2025 | SKYLER JAY S | Director | Grant (A) | 150K | $0 |
| Dec 16, 2025 | Polvino William James | Director | Grant (A) | 150K | $0 |
| Dec 16, 2025 | Link David | Director | Grant (A) | 150K | $0 |
| Company | Co-held by | Combined value |
|---|---|---|
| NEUROCRINE BIOSCIENCES INCNBIX | 15 funds | $90.8M |
| BOSTON SCIENTIFIC CORPBSX | 14 funds | $434.8M |
| DEXCOM INCDXCM | 14 funds | $71.8M |
| TESLA INCTSLA | 13 funds | $2.3B |
| BERKSHIRE HATHAWAY INC-CL BBRK/B | 13 funds | $1.7B |
| ELI LILLY & COLLY | 13 funds | $1.5B |
| EXXON MOBIL CORPXOM | 13 funds | $1.3B |
| MASTERCARD INC - AMA | 13 funds | $1.3B |
| UNITEDHEALTH GROUP INCUNH | 13 funds | $1.0B |
| PALANTIR TECHNOLOGIES INC-APLTR | 13 funds | $933.2M |
| MERCK & CO. INC.MRK | 13 funds | $697.7M |
| CATERPILLAR INCCAT | 13 funds | $596.1M |
Ranked by how many of SABS'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 SABS. 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.