SABS · Insider trading · 13F holders · Congress trades
SAB Biotherapeutics, Inc. (SABS)
Who is buying and selling SABS: company insiders on SEC Form 4, hedge funds and superinvestors on Form 13F, and members of Congress under the STOCK Act. Every figure links to the filing or page it comes from.
- 13F filers holding
- 8
- Insider buys, 90 days
- $0
- Insider sales, 90 days
- $0
- Congress trades, 12 months
- 0
SABS at a glance
- No open-market insider purchases or sales of SABS were filed in the last 90 days.
- 8 13F filers hold SABS among their 50 largest positions, worth $120.8M combined, including Joseph Edelman. The biggest bets by portfolio weight are Vivo Capital, LLC (2.6%), Propel Bio Management, LLC (2.2%) and Spruce Street Capital LP (1.7%). In their latest 13Fs, 0 managers opened a new position and 1 added to one.
- No member of Congress has disclosed a trade in SABS.
SABS insider trading
No open-market insider purchases or sales of SABS were filed in the last 90 days.
Who owns SABS? Hedge funds and superinvestors
8 13F filers hold SABS among their 50 largest positions, worth $120.8M combined, including Joseph Edelman. The biggest bets by portfolio weight are Vivo Capital, LLC (2.6%), Propel Bio Management, LLC (2.2%) and Spruce Street Capital LP (1.7%). In their latest 13Fs, 0 managers opened a new position and 1 added to one.
Superinvestors holding SABS: Joseph Edelman 0.4%
| Manager | % of portfolio | Value | Shares | Last quarter | 13F |
|---|---|---|---|---|---|
| Caligan Partners LPHedge fund | 1.5% | $31.1M | 7,967,207 | +0.0% shares | Q2 2026 |
| Vivo Capital, LLCHedge fund | 2.6% | $28.5M | 7,299,909 | -36.1% shares | Q2 2026 |
| Joseph EdelmanHedge fund | 0.4% | $25.8M | 6,627,501 | +3.0% shares | Q2 2026 |
| Commodore Capital LPHedge fund | 0.7% | $11.2M | 2,870,000 | -34.8% shares | Q2 2026 |
| Spruce Street Capital LPHedge fund | 1.7% | $8.6M | 2,198,502 | +0.0% shares | Q2 2026 |
| Sessa Capital IM, L.P.Hedge fund | 0.1% | $8.6M | 2,198,457 | +0.0% shares | Q2 2026 |
| Propel Bio Management, LLCHedge fund | 2.2% | $4.2M | 1,076,578 | +6.3% shares | Q2 2026 |
| Seven Fleet Capital Management LPHedge fund | 0.5% | $2.9M | 736,077 | — | Q2 2026 |
Each manager counts with its latest 13F (Q2 2026: 8). Screen SABS in the grand portfolio →
SABS stock trades by members of Congress
No member of Congress has disclosed a trade in SABS.
SABS questions and answers
Are insiders buying SABS stock?
No open-market insider purchases or sales of SABS were filed in the last 90 days.
Which hedge funds own SABS?
8 13F filers hold SABS among their 50 largest positions, worth $120.8M combined, including Joseph Edelman. The biggest bets by portfolio weight are Vivo Capital, LLC (2.6%), Propel Bio Management, LLC (2.2%) and Spruce Street Capital LP (1.7%). In their latest 13Fs, 0 managers opened a new position and 1 added to one.
Has Congress traded SABS?
No member of Congress has disclosed a trade in SABS.
Who is the largest holder of SABS?
Among 13F filers, Caligan Partners LP reports the largest SABS position, $31.1M (7,967,207 shares) in its Q2 2026 13F. The biggest bet by portfolio weight is Vivo Capital, LLC's: 2.6% of its portfolio.
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