SAB Biotherapeutics, Inc. - Common Stock, $0.0001 par value per share (SABS)

Q: What does CUSIP 78397T202 represent in this 13F holders report?

CUSIP 78397T202 is the security identifier for SABS - SAB Biotherapeutics, Inc. - Common Stock, $0.0001 par value per share used to aggregate holder disclosures.

Q: How many institutions held SABS - SAB Biotherapeutics, Inc. - Common Stock, $0.0001 par value per share in Q1 2026?

75 institutional investors reported SABS - SAB Biotherapeutics, Inc. - Common Stock, $0.0001 par value per share for Q1 2026. Use the holders table for investor-level position and value details.

CUSIP: 78397T202

Q1 2026 13F Holders as of 31 Mar 2026

Security type / class: Equity / Common Stock, $0.0001 par value per share
Total 13F shares: 69,191,893
Total 13F value: $265,013,025
Share change: +31,992,821
Put/Call ratio: 34%
SEC-reported price per share: $3.83
Number of holders: 75
Value change: +$122,542,646
Number of buys: 53
Number of sells: 12
Shares outstanding: 76,568,369

Security key

78397T202

Report period

Q1 2026

Institutions

Top holders

SABS full security history Ownership snapshot Full 13F holder table Newer quarter: Q2 2026 Previous quarter: Q4 2025 SAB Biotherapeutics, Inc. SEC filings SAB Biotherapeutics, Inc. company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 78397T202

Newer quarter: Q2 2026 Previous quarter: Q4 2025

Recent filing periods:

Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024

Ownership snapshot

Top reported holders of SABS - SAB Biotherapeutics, Inc. - Common Stock, $0.0001 par value per share (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader

Caligan Partners LP

Disclosed value leader

Vivo Opportunity Fund Hol...

Comparable rows

15/15

Latest evidence

31 Mar 2026

13D/G 13F Lead comparable stake: 10% 13D/G row: Caligan Partners LP Showing 1-6 of 15 holder rows.

Quick read

Caligan Partners LP leads the comparable SEC ownership view at 10%.

15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens Caligan Partners LP's linked filing trail.

Comparable ownership Top 5

Caligan Partners LP 10%

Vivo Opportunity Fund Holdings, L.P. 10%

BALYASNY ASSET MANAGEMENT L.P. 10%

RA CAPITAL MANAGEMENT, L.P. 9.9%

Commodore Capital LP 9.9%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
Caligan Partners LP	13D/G JOHNSON DAVID EDWARD 13D/G	10%	$31,072,107 7,967,207 shares	$0	31 Mar 2026
Vivo Opportunity Fund Holdings, L.P.	13D/G 13D/G	10%	$54,973,720 25,931,000 shares	$0	29 Sep 2025
BALYASNY ASSET MANAGEMENT L.P.	13D/G 13F Company 13D/G 13F	10%	$19,850,762 5,089,939 shares	$0	31 Mar 2026
RA CAPITAL MANAGEMENT, L.P.	13D/G 13F Company 13D/G 13F	9.9%	$30,195,359 7,311,225 shares	+$8,858,028	19 Mar 2026
Commodore Capital LP	13F 13D/G Company 13F 13D/G	9.9% from 13D/G	$16,461,610 4,401,500 shares	—	31 Dec 2025
Woodline Partners LP	13D/G 13F Company 13D/G 13F	9.9%	$14,323,021 7,125,881 shares	$0	30 Sep 2025

How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q1 2026

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

69,191,893

Rows available

Investor	Option	Weight %	Change %	SEC-reported value	* Price	Shares	Share Change	Activity	Report Period

^* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q1 2026 vs Q4 2025 Across Filers

Q4 2025 holders

Q1 2026 holders

Holder diff

Investor	Q4 2025 Shares	Q1 2026 Shares	Share Diff	Share Chg %	Q4 2025 value	Q1 2026 value	Value change	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend