Sab BiotherapeuticsSABS
13F holders, Q1 2026 (March 31)76holders +28
31new positions
5sold out
1famous investor
$3.83avg. 13F price*
At the end of Q1 2026, 76 institutions reported holding Sab Biotherapeutics Inc. (SABS) in their 13F filings, up 28 from Q4 2025. 31 opened new positions and 5 sold out. The largest holders were Vivo Capital, LLC ($43.7M), Caligan Partners LP ($30.5M) and Perceptive Advisors LLC ($24.6M). One famous investor held it Israel Englander (0.0% of Millennium Management's portfolio).
- Company
- Sab Biotherapeutics Inc.
- CUSIP
- 78397T202
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q4 2025 → Q1 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 31 | $67.8M |
| Exits | 5 | $305K |
All 13F filers, Q4 2025 → Q1 2026: 33,407,050 shares bought and 1,413,339 shares sold, net +31,993,711 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 76 holders
| Vivo Capital, LLC | 3.64% | No change | 11,420,000 | $43.7M |
| Caligan Partners LP | 2.16% | New | 7,967,207 | $30.5M |
| Perceptive Advisors LLC | 0.49% | Add +700.8% | 6,431,743 | $24.6M |
| Commodore Capital LP | 0.98% | No change | 4,401,500 | $16.9M |
| Ra Capital Management, L.P. | 0.18% | No change | 4,401,500 | $16.9M |
| Balyasny Asset Management L.P. | 0.03% | Add +690.9% | 3,760,439 | $14.4M |
| Adage Capital Partners Gp, L.L.C. | 0.02% | New | 3,405,553 | $13.0M |
| Millennium Management | 0.01% | Add +835.8% | 3,032,697 | $11.6M |
| Woodline Partners LP | 0.04% | Add +0.0% | 2,851,791 | $10.9M |
| Vanguard Capital Management LLC | 0.00% | — | 2,493,737 | $9.6M |
| Spruce Street Capital LP | 2.02% | No change | 2,198,502 | $8.4M |
| Sessa Capital IM, L.P. | 0.16% | No change | 2,198,457 | $8.4M |
| Boothbay Fund Management, LLC | 0.14% | New | 1,481,660 | $5.7M |
| Ameriprise Financial Inc. | 0.00% | Add +420.4% | 1,476,106 | $5.7M |
| Ensign Peak Advisors, Inc | 0.01% | New | 1,375,610 | $5.3M |
| Soleus Capital Management, L.P. | 0.16% | New | 1,050,000 | $4.0M |
| Propel Bio Management, LLC | 2.45% | Add +55.1% | 1,012,790 | $3.9M |
| Jefferies Financial Group Inc. | 0.04% | Add +55.6% | 903,094 | $3.5M |
| Blackstone Inc. | 0.01% | Reduce -59.9% | 860,170 | $3.3M |
| ExodusPoint Capital Management, LP | 0.03% | Add +792.6% | 768,627 | $2.9M |
| Affinity Asset Advisors, LLC | 0.13% | New | 575,000 | $2.2M |
| Monashee Investment Management LLC | 1.24% | New | 500,000 | $1.9M |
| Marshall Wace, LLP | 0.00% | Add +96.2% | 463,925 | $1.8M |
| AWM Investment Company, Inc. | 0.17% | Add +100.0% | 400,000 | $1.5M |
| DV Trading LLC | 0.14% | New | 400,000 | $1.5M |
| Stempoint Capital LP | 0.28% | Add +155.9% | 375,000 | $1.4M |
| HB Wealth Management, LLC | 0.01% | No change | 307,500 | $1.2M |
| Geode Capital Management, LLC | 0.00% | Add +152.7% | 302,036 | $1.2M |
| BlackRock, Inc. | 0.00% | Add +1647.9% | 301,326 | $1.2M |
| Seven Grand Managers, LLC | 0.07% | New | 275,000 | $1.1M |
| Vanguard Fiduciary Trust Co. | 0.00% | — | 197,619 | $757K |
| Simplify Asset Management Inc. | 0.01% | Reduce -10.1% | 187,230 | $717K |
| Two Sigma Investments, LP | 0.00% | New | 181,185 | $694K |
| Goldman Sachs Group Inc. | 0.00% | Add +121.9% | 113,940 | $436K |
| Seven Fleet Capital Management LP | 0.12% | New | 100,000 | $383K |
| State Street Corp. | 0.00% | Add +465.7% | 74,231 | $284K |
| Persistent Asset Partners Ltd | 0.10% | Add +252.4% | 69,732 | $267K |
| Kestra Advisory Services, LLC | 0.00% | Add +434.6% | 61,741 | $236K |
| Brevan Howard Capital Management LP | 0.00% | New | 59,161 | $227K |
| Northern Trust Corp. | 0.00% | Add +249.9% | 57,426 | $220K |
| Bank of America Corp. | 0.00% | Add +424.8% | 55,697 | $213K |
| Pathstone Holdings, LLC | 0.00% | No change | 50,650 | $194K |
| Stonepine Capital Management, LLC | 0.17% | New | 50,000 | $192K |
| UBS Group AG | 0.00% | Add +530.2% | 46,623 | $179K |
| Fifth Lane Capital, LP | 0.22% | Add +210.0% | 46,500 | $178K |
| Commonwealth Equity Services, LLC | 0.00% | New | 46,455 | $178K |
| Virtu Financial LLC | 0.01% | New | 37,943 | $145K |
| American Century Companies Inc. | 0.00% | New | 37,455 | $143K |
| Citigroup Inc. | 0.00% | Add +22.8% | 36,805 | $141K |
| Quadrature Capital Ltd | 0.00% | New | 35,264 | $135K |
| Prelude Capital Management, LLC | 0.01% | New | 34,124 | $131K |
| OMERS ADMINISTRATION Corp | 0.00% | Reduce -29.3% | 29,700 | $114K |
| Qube Research & Technologies Ltd | 0.00% | Reduce -22.6% | 24,098 | $92K |
| First PREMIER Bank | 0.02% | No change | 18,986 | $73K |
| Diametric Capital, LP | 0.02% | New | 16,292 | $62K |
| Hudson Bay Capital Management LP | 0.00% | New | 16,100 | $62K |
| Catalyst Funds Management Pty Ltd | 0.01% | New | 15,100 | $58K |
| Focus Partners Wealth | 0.00% | Reduce -26.9% | 14,036 | $54K |
| Miller Capital Partners, Inc. | 0.02% | New | 12,870 | $49K |
| Morgan Stanley | 0.00% | Add +179.5% | 11,911 | $46K |
| Vanguard Global Advisers, LLC | 0.00% | — | 11,852 | $45K |
| Scientech Research LLC | 0.03% | New | 10,816 | $41K |
| State of Wyoming | 0.00% | Reduce -11.9% | 7,899 | $30K |
| Osaic Holdings, Inc. | 0.00% | Add +54.8% | 7,775 | $30K |
| PNC Financial Services Group, Inc. | 0.00% | New | 7,700 | $29K |
| Plante Moran Financial Advisors, LLC | 0.00% | New | 5,925 | $23K |
| Simplex Trading, LLC | 0.00% | New | 4,713 | $18K |
| Tower Research Capital LLC (TRC) | 0.00% | New | 3,269 | $13K |
| BNP Paribas Financial Markets | 0.00% | New | 889 | $3K |
| Barclays PLC | 0.00% | New | 496 | $2K |
| MAI Capital Management | 0.00% | No change | 217 | $832 |
| GS Investments, Inc. | 0.00% | No change | 200 | $766 |
| Caitong International Asset Management Co., Ltd | 0.00% | New | 161 | $617 |
| JPMorgan Chase & Co. | 0.00% | Reduce -95.6% | 87 | $329 |
| Harbour Investments, Inc. | 0.00% | No change | 50 | $192 |
| Royal Bank of Canada | 0.00% | New | 1 | $0 |
"% of holder's portfolio" is SABS's weight in each manager's 13F, not the share of Sab Biotherapeutics Inc. the manager owns.