SAB Biotherapeutics SABS Institutional Ownership

NASDAQ SABS

$2.82 -0.06 (-2.08%)

At close: Oct 21, 2026 · 4:00 PM EDT

Institutions by Trading Activity

87 Institutions

Increased 57 65.5%

Unchanged 14 16.1%

Reduced 16 18.4%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

81.92%

▼-9.43 pp QoQ

Shares Held by Institutions

68.40Mn

of 83.49Mn outstanding

▼-1.15% QoQ

Shares Outstanding

83.49Mn

15.10Mn held outside 13F filers

Institutional Investors

filed 13F for Jun 2026

▲+11 vs prior quarter

Net Shares Added (QoQ)

-793.83K

distributed since last quarter

Value of Holdings

$196.99Mn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Updated Oct 10, 2026

SAB Biotherapeutics, Inc. (NASDAQ:SABS) appeared in the 13F filings of 87 institutional investors for the quarter ended June 30, 2026.

Collectively, these holders controlled 81.92% of SAB Biotherapeutics' outstanding shares in Q2 2026, down from 91.35% in Q1 2026.
Total shares held in SAB Biotherapeutics fell 1.15% versus Q1 2026, while the number of holders rose 278.26% versus Q2 2025.
Of the 87 holders, 57 added to their positions, 16 reduced their stakes and 14 left their positions unchanged in Q2 2026.
The aggregate institutional position in SAB Biotherapeutics was 68.4Mn shares at the end of Q2 2026, down 793.83K from the prior quarter and up 66.49Mn from a year earlier.
As of June 30, 2026, the biggest holder of SAB Biotherapeutics was Caligan Partners LP with 7.97Mn shares, or 9.54% of shares outstanding.
The biggest increases in SABS positions during Q2 2026 came from Adage Capital Partners GP, L.L.C. (+3Mn shares), BlackRock, Inc. (+2.76Mn shares), Geode Capital Management, LLC (+975.15K shares), Affinity Asset Advisors, LLC (+950K shares) and Seven Fleet Capital Management LP (+636.08K shares).
The largest position reductions in SABS for Q2 2026 were by Vivo Capital, LLC (-4.12Mn shares), Woodline Partners LP (-1.67Mn shares), Commodore Capital LP (-1.53Mn shares), Ameriprise Financial Inc (-865.09K shares) and Millennium Management LLC (-283.61K shares).
Per Business Quant data, the 10 largest holders of SAB Biotherapeutics at the end of Q2 2026 were Caligan Partners LP (7.97Mn shares), Vivo Capital, LLC (7.3Mn shares), Perceptive Advisors LLC (6.63Mn shares), Adage Capital Partners GP, L.L.C. (6.41Mn shares), Ra Capital Management, L.P. (4.4Mn shares), Balyasny Asset Management L.P. (3.76Mn shares), BlackRock, Inc. (3.07Mn shares), Vanguard Capital Management LLC (2.97Mn shares), Commodore Capital LP (2.87Mn shares) and Millennium Management LLC (2.75Mn shares).

Form 13F Holdings

87 Institutional Holders

Report period 30 Jun, 2026

Total shares held 68.40Mn

Of outstanding 81.92%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	Caligan Partners LP	0001727492	7,967,207	9.54%	0	0.00%	$31.07Mn
2	Vivo Capital, LLC	0001674712	7,299,909	8.74%	▼4,120,091	-36.08%	$28.47Mn
3	PERCEPTIVE ADVISORS LLC	0001224962	6,627,501	7.94%	▲195,758	+3.04%	$25.85Mn
4	ADAGE CAPITAL PARTNERS GP, L.L.C.	0001165408	6,405,553	7.67%	▲3,000,000	+88.09%	$24.98Mn
5	RA CAPITAL MANAGEMENT, L.P.	0001346824	4,401,500	5.27%	0	0.00%	$17.17Mn
6	BALYASNY ASSET MANAGEMENT L.P.	0001218710	3,760,439	4.50%	0	0.00%	$14.67Mn
7	BlackRock, Inc.	0002012383	3,066,016	3.67%	▲2,764,690	+917.51%	$11.96Mn
8	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	2,972,929	3.56%	▲479,192	+19.22%	$11.59Mn
9	Commodore Capital LP	0001831942	2,870,000	3.44%	▼1,531,500	-34.79%	$11.19Mn
10	MILLENNIUM MANAGEMENT LLC	0001273087	2,749,087	3.29%	▼283,610	-9.35%	$10.72Mn
11	Spruce Street Capital LP	0002050194	2,198,502	2.63%	0	0.00%	$8.57Mn
12	Sessa Capital IM, L.P.	0001595849	2,198,457	2.63%	0	0.00%	$8.57Mn
13	Affinity Asset Advisors, LLC	0001773195	1,525,000	1.83%	▲950,000	+165.22%	$5.95Mn
14	BOOTHBAY FUND MANAGEMENT, LLC	0001549230	1,481,660	1.77%	0	0.00%	$5.78Mn
15	GEODE CAPITAL MANAGEMENT, LLC	0001214717	1,277,185	1.53%	▲975,149	+322.86%	$4.98Mn
16	Woodline Partners LP	0001784547	1,180,355	1.41%	▼1,671,436	-58.61%	$4.60Mn
17	Ensign Peak Advisors, Inc	0001454984	1,172,641	1.40%	▼202,969	-14.75%	$4.57Mn
18	Propel Bio Management, LLC	0001969764	1,076,578	1.29%	▲63,788	+6.30%	$4.20Mn
19	Soleus Capital Management, L.P.	0001802630	900,000	1.08%	▼150,000	-14.29%	$3.51Mn
20	Seven Fleet Capital Management LP	0002092021	736,077	0.88%	▲636,077	+636.08%	$2.87Mn

Showing 1 to 20 of 87 holders