Latest Period
Q2 2026
CUSIP: 78397T202
Latest Period
Q2 2026
Institutions Reporting
86
Shares (Excl. Options)
68,397,312
Price
$3.90
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Latest holder context comes from 86 institutions filings for Q2 2026.
Security key
78397T202
Latest holder period
Q2 2026
13F holders
86
13D/G owners
11
CIK / CUSIP context first
Broader feeds
Open recent reporting periods for CUSIP 78397T202:
13D/G owners
Large-stake holder rows connected to Schedule 13D/G evidence.
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Vivo Opportunity Fund Holdings, L.P. | 10% | 0% | $89,642,948 | -$13,043,812 | 22,637,108 | -13% | Vivo Opportunity Fund Holdings, L.P. | 30 Jun 2026 |
| RA CAPITAL MANAGEMENT, L.P. | 9.9% | 0% | $38,055,014 | +$9,102,563 | 9,609,852 | +31% | RA Capital Management, L.P. | 06 Aug 2026 |
| Commodore Capital LP | 9.9% | 0% | $35,434,753 | +$17,523,764 | 8,948,170 | +98% | Commodore Capital LP | 30 Jun 2026 |
| Caligan Partners LP | 8.8% | -16% | $31,550,140 | 7,967,207 | 0% | Caligan Partners LP | 30 Jun 2026 | |
| BALYASNY ASSET MANAGEMENT L.P. | 9.4% | -5.4% | $28,612,738 | +$8,456,580 | 7,225,439 | +42% | BALYASNY ASSET MANAGEMENT L.P. | 30 Jun 2026 |
| PERCEPTIVE ADVISORS LLC | 7.3% | -14% | $26,244,904 | +$775,202 | 6,627,501 | +3% | Perceptive Advisors LLC | 30 Jun 2026 |
| Adage Capital Management, L.P. | 8.4% | $25,365,990 | 6,405,553 | Adage Capital Management, L.P. | 30 Jun 2026 | |||
| Woodline Partners LP | 6.8% | -31% | $21,603,206 | -$6,615,283 | 5,455,355 | -23% | Woodline Partners LP | 30 Jun 2026 |
| BIOTECHNOLOGY VALUE FUND L P | 9.1% | -8.9% | $18,761,910 | -$1,598,505 | 4,761,906 | -7.9% | BVF PARTNERS L P/IL | 31 Dec 2025 |
| MILLENNIUM MANAGEMENT LLC | 5.1% | $13,385,397 | 3,432,153 | Millennium Management LLC | 24 Apr 2026 | |||
| RTW INVESTMENTS, LP | 3.2% | -68% | $6,253,970 | +$2,218,090 | 1,587,302 | +55% | RTW Investments, LP | 31 Dec 2025 |
As of 30 Jun 2026, 86 institutional investors reported holding 68,397,312 shares of SAB Biotherapeutics, Inc. - Common Stock, par value $0.0001 per share (SABS). This represents 30% of the company’s total 226,597,678 outstanding shares.
13F concentration
Largest 13F positions for this security by reported shares and value.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| Caligan Partners LP | 3.5% | 7,967,207 | 0% | 1.5% | $31,072,107 |
| Vivo Capital, LLC | 3.2% | 7,299,909 | -36% | 2.6% | $28,469,645 |
| PERCEPTIVE ADVISORS LLC | 2.9% | 6,627,501 | +3% | 0.4% | $25,847,254 |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | 2.8% | 6,405,553 | +88% | 0.04% | $24,981,657 |
| RA CAPITAL MANAGEMENT, L.P. | 1.9% | 4,401,500 | 0% | 0.15% | $17,165,850 |
| Balyasny Asset Management L.P. | 1.7% | 3,760,439 | 0% | 0.03% | $14,665,712 |
| BlackRock, Inc. | 1.4% | 3,066,016 | +918% | 0% | $11,957,462 |
| VANGUARD CAPITAL MANAGEMENT LLC | 1.3% | 2,972,929 | +19% | 0% | $11,594,423 |
| Commodore Capital LP | 1.3% | 2,870,000 | -35% | 0.67% | $11,193,000 |
| MILLENNIUM MANAGEMENT LLC | 1.2% | 2,749,087 | -9.4% | 0.01% | $10,721,439 |
| Spruce Street Capital LP | 0.97% | 2,198,502 | 0% | 1.7% | $8,574,158 |
| Sessa Capital IM, L.P. | 0.97% | 2,198,457 | 0% | 0.15% | $8,573,982 |
| Affinity Asset Advisors, LLC | 0.67% | 1,525,000 | +165% | 0.29% | $5,947,500 |
| BOOTHBAY FUND MANAGEMENT, LLC | 0.65% | 1,481,660 | 0% | 0.11% | $5,778,474 |
| GEODE CAPITAL MANAGEMENT, LLC | 0.56% | 1,277,185 | +323% | 0% | $4,981,704 |
| Woodline Partners LP | 0.52% | 1,180,355 | -59% | 0.01% | $4,603,385 |
| Ensign Peak Advisors, Inc | 0.52% | 1,172,641 | -15% | 0.01% | $4,573,300 |
| Propel Bio Management, LLC | 0.48% | 1,076,578 | +6.3% | 2.2% | $4,198,654 |
| Soleus Capital Management, L.P. | 0.4% | 900,000 | -14% | 0.12% | $3,510,000 |
| Seven Fleet Capital Management LP | 0.32% | 736,077 | +636% | 0.47% | $2,870,700 |
| AMERIPRISE FINANCIAL INC | 0.27% | 611,019 | -59% | 0% | $2,382,975 |
| STATE STREET CORP | 0.23% | 530,831 | +615% | 0% | $2,070,241 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 0.19% | 438,515 | 0% | $1,710,209 | |
| DV EQUITIES, LLC | 0.18% | 400,000 | 0.23% | $1,560,000 | |
| AWM Investment Company, Inc. | 0.17% | 375,000 | -6.2% | 0.13% | $1,462,500 |
Quarter history
Holder count, reported shares/value, and median price by quarter.
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q2 | 68,397,312 | $266,750,251 | -$2,811,505 | $3.90 | 86 |
| 2026 Q1 | 69,191,893 | $265,013,025 | +$122,542,646 | $3.83 | 75 |
| 2025 Q4 | 36,342,111 | $135,919,535 | +$25,718,819 | $3.74 | 48 |
| 2025 Q3 | 28,023,938 | $56,328,113 | +$52,469,483 | $2.01 | 34 |
| 2025 Q2 | 1,923,874 | $3,369,565 | -$378,633 | $1.76 | 25 |
| 2025 Q1 | 2,209,552 | $2,994,479 | -$1,776,863 | $1.36 | 26 |
| 2024 Q4 | 2,652,300 | $10,189,778 | -$1,266,185 | $3.79 | 26 |
| 2024 Q3 | 3,141,736 | $8,482,377 | +$68,507 | $2.70 | 24 |
| 2024 Q2 | 3,127,151 | $9,694,108 | -$923,501 | $3.10 | 21 |
| 2024 Q1 | 3,339,666 | $15,162,138 | -$15,603,353 | $4.54 | 23 |
| 2023 Q4 | 8,791,109 | $6,055,351 | +$6,055,351 | $0.69 | 3 |