Who owns SAB Biotherapeutics, Inc.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from SEC filings.
Institutional ownership of SABS from SEC Form 13F filings across 65 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 65 institutions disclosed 29.7M shares of SAB Biotherapeutics, Inc. worth $115.5M — about 37.2% of shares outstanding; the largest disclosed holder is ADAGE CAPITAL PARTNERS GP, L.L.C.. Source: SEC Form 13F filings, parsed by EvidInvest.
65
13F holders
$115.5M
value, 2026 filers
37.2%
of shares outstanding (29.7M sh)
30
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30· % of fund = share of the manager's own book · % of co. = share of SABS's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | ADAGE CAPITAL PARTNERS GP, L.L.C. | 6.4M | $25.0M | 0.0% | 8% | +88.1% |
| 2 | Balyasny Asset Management L.P. | 3.8M | $14.7M | 0.0% | 4.7% | 0.0% |
| 3 | BlackRock, Inc. | 3.1M | $12.0M | 0.0% | 3.8% | +917.5% |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | 3.0M | $11.6M | 0.0% | 3.7% | -40.4% |
| 5 | MILLENNIUM MANAGEMENT LLC | 2.7M | $10.7M | 0.0% | 3.4% | -9.4% |
| 6 | Sessa Capital IM, L.P. | 2.2M | $8.6M | 0.1% | 2.8% | 0.0% |
| 7 | BOOTHBAY FUND MANAGEMENT, LLC | 1.5M | $5.8M | 0.1% | 1.9% | 0.0% |
| 8 | GEODE CAPITAL MANAGEMENT, LLC | 1.3M | $5.0M | 0.0% | 1.6% | +322.9% |
| 9 | Woodline Partners LP | 1.2M | $4.6M | 0.0% | 1.5% | -79.3% |
| 10 | AMERIPRISE FINANCIAL INC | 611,019 | $2.4M | 0.0% | 0.8% | -58.6% |
| 11 | SUSQUEHANNA INTERNATIONAL GROUP, LLPNEW | 438,515 | $1.7M | 0.0% | 0.5% | new |
| 12 | VANGUARD FIDUCIARY TRUST CO | 373,980 | $1.5M | 0.0% | 0.5% | +89.2% |
| 13 | UBS Group AG | 365,878 | $1.4M | 0.0% | 0.5% | +684.8% |
| 14 | NORTHERN TRUST CORP | 362,489 | $1.4M | 0.0% | 0.5% | +531.2% |
| 15 | Polymer Capital Management (HK) LTDNEW | 306,581 | $1.2M | 0.1% | 0.4% | new |
| 16 | VANGUARD PORTFOLIO MANAGEMENT LLCNEW | 292,728 | $1.1M | 0.0% | 0.4% | new |
| 17 | TWO SIGMA INVESTMENTS, LP | 214,632 | $837,065 | 0.0% | 0.3% | +18.5% |
| 18 | GOLDMAN SACHS GROUP INC | 191,305 | $746,089 | 0.0% | 0.2% | +67.9% |
| 19 | Bank of New York Mellon CorpNEW | 107,847 | $420,604 | 0.0% | 0.1% | new |
| 20 | Sixth Street Partners Management Company, L.P.NEW | 105,682 | $412,160 | 0.1% | 0.1% | new |
| 21 | CHARLES SCHWAB INVESTMENT MANAGEMENT INCNEW | 105,682 | $412,160 | 0.0% | 0.1% | new |
| 22 | Simplify Asset Management Inc. | 104,849 | $408,911 | 0.0% | 0.1% | -44.0% |
| 23 | AMERICAN CENTURY COMPANIES INC | 84,685 | $330,271 | 0.0% | 0.1% | +126.1% |
| 24 | ALPS ADVISORS INCNEW | 77,600 | $302,640 | 0.0% | 0.1% | new |
| 25 | CITADEL ADVISORS LLCNEW | 62,797 | $244,908 | 0.0% | 0.1% | new |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.