SAB Biotherapeutics Inc. (SABS) - 13D/13G Filings

Real time Form 13D and 13G transaction reports:

  • Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
  • Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
  • Shares have beem adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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Reported
DateTime
Transaction
Date
TypeCompany
Symbol
Filed By
Symbol
Shares Owned
% Owned
Shares Vs. Prev ReportView
2026-03-23
4:25 pm
Purchase
2026-03-1913DSAB BIOTHERAPEUTICS INC NE
SABS
RA Capital Management, L.P.7,311,225
9.900%
2,144,801increase
(+41.51%)
Filing
History
2026-03-11
4:43 pm
Purchase
2026-03-0913DSAB BIOTHERAPEUTICS INC NE
SABS
RA Capital Management, L.P.5,166,424
9.900%
764,924increase
(+17.38%)
Filing
History
2026-02-17
4:23 pm
Sale
2025-12-3113GSAB BIOTHERAPEUTICS INC NE
SABS
BIOTECHNOLOGY VALUE FUND L P4,761,906
9.100%
-405,712decrease
(-7.85%)
Filing
History
2026-02-17
08:47 am
Purchase
2025-12-3113GSAB BIOTHERAPEUTICS INC NE
SABS
RTW INVESTMENTS LP1,587,302
3.200%
562,967increase
(+54.96%)
Filing
History
2026-01-22
4:34 pm
Purchase
2026-01-1413GSAB BIOTHERAPEUTICS INC NE
SABS
Perceptive Advisors LLC3,471,861
7.300%
3,471,861increase
(New Position)
Filing
History
2025-11-14
4:24 pm
Purchase
2025-09-3013GSAB BIOTHERAPEUTICS INC NE
SABS
BIOTECHNOLOGY VALUE FUND L P5,167,618
9.990%
4,249,790increase
(+463.03%)
Filing
History
2025-11-14
4:18 pm
Purchase
2025-09-3013GSAB BIOTHERAPEUTICS INC NE
SABS
Woodline Partners LP7,125,881
9.900%
7,125,881increase
(New Position)
Filing
History
2025-10-03
4:30 pm
Purchase
2025-09-2913GSAB BIOTHERAPEUTICS INC NE
SABS
Vivo Opportunity Fund Holdings, L.P.25,931,000
9.990%
25,931,000increase
(New Position)
Filing
History
2025-10-03
4:26 pm
Purchase
2025-09-2613DSAB BIOTHERAPEUTICS INC NE
SABS
RA Capital Management, L.P.4,401,500
9.900%
4,401,500increase
(New Position)
Filing
History
2025-10-03
4:05 pm
Purchase
2025-09-2613GSAB BIOTHERAPEUTICS INC NE
SABS
Commodore Capital LP4,522,977
9.900%
2,691,231increase
(+146.92%)
Filing
History
2025-02-14
09:00 am
Sale
2024-12-3113GSAB BIOTHERAPEUTICS INC NE
SABS
RTW INVESTMENTS LP1,024,335
9.990%
-8,196,337decrease
(-88.89%)
Filing
History
2024-02-14
4:05 pm
Purchase
2023-12-3113GSAB BIOTHERAPEUTICS INC NE
SABS
Commodore Capital LP1,831,746
3.500%
1,138,500increase
(+164.23%)
Filing
History
2024-02-14
07:02 am
Purchase
2023-12-3113GSAB BIOTHERAPEUTICS INC NE
SABS
RTW INVESTMENTS LP9,220,672
9.990%
9,220,672increase
(New Position)
Filing
History
2024-02-14
06:28 am
Sale
2023-12-3113GSAB BIOTHERAPEUTICS INC
SABS
Radcliffe Capital Management L.P.0
0.000%
-62,756decrease
(Position Closed)
Filing
History
2023-12-04
4:33 pm
Purchase
2023-11-2213GSAB BIOTHERAPEUTICS INC
SABS
BIOTECHNOLOGY VALUE FUND L P917,828
9.990%
917,828increase
(New Position)
Filing
History
2023-10-16
4:05 pm
Purchase
2023-10-0413GSAB BIOTHERAPEUTICS INC
SABS
Commodore Capital LP693,246
9.900%
693,246increase
(New Position)
Filing
History
2022-12-16
4:33 pm
Purchase
2022-12-0713DSAB BIOTHERAPEUTICS INC NE
SABS
HAMILTON CHRISTINE E871,205
17.300%
9,881increase
(+1.15%)
Filing
History
2022-09-08
5:07 pm
Purchase
2022-09-0713DSAB BIOTHERAPEUTICS INC NE
SABS
Sullivan Eddie Joe571,911
13.300%
1,400increase
(+0.25%)
Filing
History
2022-09-08
5:04 pm
Sale
2022-06-0713DSAB BIOTHERAPEUTICS INC NE
SABS
HAMILTON CHRISTINE E861,324
20.000%
-207,274decrease
(-19.40%)
Filing
History
2022-05-27
4:24 pm
Sale
2022-05-2013DSAB BIOTHERAPEUTICS INC
SABS
Big Cypress Holdings LLC96,530
2.200%
-208,403decrease
(-68.34%)
Filing
History
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