SABS · SAB Biotherapeutics, Inc.

$3.88 +0.07 (+1.84%) At close · Aug 26

Market Cap

$353.03M

90.99M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Quarter:

Holders: 92

Total Value: $268,269,128

Total Shares: 69,687,206

Institutional Ownership Trend

22 quarters

Holder Concentration

Across 92 13F filers · Δ vs Mar 31, 2026

Top Holder

11.6%

−4.9 pts

Top 5

47.5%

−2.4 pts

Top 10

70.0%

−2.3 pts

HHI

618

Broadly held−99

Quarterly Activity

vs Mar 31, 2026

New

Increased

Decreased

Sold Out

Unchanged

Holder count: +9

Institutional value: +0.9%

Shares held: -0.8%

Top Buyers

vs Mar 31, 2026

Institution	Added	Now Holds
Large ADAGE CAPITAL PARTNERS GP, L.L.C.	+3,000,000	6,405,553
Mega BlackRock, Inc.	+2,764,690	3,066,016
Mega GEODE CAPITAL MANAGEMENT, LLC	+975,149	1,277,185
Mid Affinity Asset Advisors, LLC	+950,000	1,525,000
Small Seven Fleet Capital Management LP	+636,077	736,077

Top Sellers

vs Mar 31, 2026

Institution	Sold	Now Holds
Mid Vivo Capital, LLC	−4,120,091	7,299,909
Large Woodline Partners LP	−1,671,436	1,180,355
Mid Commodore Capital LP	−1,531,500	2,870,000
Mega AMERIPRISE FINANCIAL INC	−865,087	611,019
Mega MILLENNIUM MANAGEMENT LLC	−283,610	2,811,587

Top New Positions

vs Mar 31, 2026

Institution	Acquired	Value (USD)
Small DV EQUITIES, LLC	400,000	$1,560,000
Mid Polymer Capital Management (HK) LTD	306,581	$1,195,665
Mega VANGUARD PORTFOLIO MANAGEMENT LLC	292,728	$1,141,639
Mega Bank of New York Mellon Corp	107,847	$420,602
Mega CHARLES SCHWAB INVESTMENT MANAGEMENT INC	105,682	$412,159

Top Sold-Out Positions

vs Mar 31, 2026

Institution	Previously Held	Last Value (USD)
Large Jefferies Financial Group Inc.	903,094	$3,458,850
Large Blackstone Inc.	860,170	$3,294,451
Large ExodusPoint Capital Management, LP	768,627	$2,943,841
Micro Monashee Investment Management LLC	500,000	$1,915,000
Large MARSHALL WACE, LLP	463,925	$1,776,831

Filter: New 29 Increased 31 Reduced 17 Sold out 20 Unchanged 15

Showing 99 of 99

All Common Calls Puts

Compact Export CSV

Holder

Value (USD)

% of 13F

Caligan Partners LP

$31,072,107

11.58%

7,967,207

Vivo Capital, LLC

$28,469,645

10.61%

7,299,909

PERCEPTIVE ADVISORS LLC

$25,847,253

9.63%

6,627,501

ADAGE CAPITAL PARTNERS GP, L.L.C.

$24,981,656

9.31%

6,405,553

RA CAPITAL MANAGEMENT, L.P.

$17,165,850

6.40%

4,401,500

Balyasny Asset Management L.P.

$14,665,712

5.47%

3,760,439

BlackRock, Inc.

$11,957,460

4.46%

3,066,016

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BLACKROCK FINANCIAL MANAGEMENT INC/DE	4,327	$16,875	0.1%	Sole
BlackRock Investment Management, LLC	127,261	$496,317	4.2%	Sole
BLACKROCK ADVISORS LLC	97,297	$379,458	3.2%	Sole
BlackRock Fund Advisors	1,587,172	$6,189,970	51.8%	Sole
BlackRock Institutional Trust Company, N.A.	1,249,959	$4,874,840	40.8%	Sole

VANGUARD CAPITAL MANAGEMENT LLC

$11,594,423

4.32%

2,972,929

Commodore Capital LP

$11,193,000

4.17%

2,870,000

MILLENNIUM MANAGEMENT LLC

$10,721,439

4.00%

2,749,087

Spruce Street Capital LP

$8,574,157

3.20%

2,198,502

Sessa Capital IM, L.P.

$8,573,982

3.20%

2,198,457

Affinity Asset Advisors, LLC

$5,947,500

2.22%

1,525,000

BOOTHBAY FUND MANAGEMENT, LLC

$5,778,474

2.15%

1,481,660

GEODE CAPITAL MANAGEMENT, LLC

$4,981,021

1.86%

1,277,185

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
GEODE CAPITAL MANAGEMENT TRUST COMPANY, LLC	198,369	$773,639	15.5%	Defined
Held directly	1,078,816	$4,207,382	84.5%	Defined

Woodline Partners LP

$4,603,384

1.72%

1,180,355

Ensign Peak Advisors, Inc

$4,573,299

1.70%

1,172,641

Propel Bio Management, LLC

$4,198,654

1.57%

1,076,578

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Simplify Asset Management Inc.	1,076,578	$4,198,654	100.0%	Defined

Soleus Capital Management, L.P.

$3,510,000

1.31%

900,000

Seven Fleet Capital Management LP

$2,870,700

1.07%

736,077

AMERIPRISE FINANCIAL INC

$2,382,974

0.89%

611,019

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Columbia Management Investment Advisers, LLC	611,019	$2,382,974	100.0%	Defined

STATE STREET CORP

$2,070,240

0.77%

530,831

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
SSGA FUNDS MANAGEMENT, INC. joint	530,831	$2,070,240	100.0%	Defined

SUSQUEHANNA INTERNATIONAL GROUP, LLP

$1,710,208

0.64%

438,515

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
SUSQUEHANNA SECURITIES, LLC	438,515	$1,710,208	100.0%	Other

DV EQUITIES, LLC

$1,560,000

0.58%

400,000

AWM Investment Company, Inc.

$1,462,500

0.55%

375,000

VANGUARD FIDUCIARY TRUST CO

$1,458,522

0.54%

373,980

UBS Group AG

$1,426,924

0.53%

365,878

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
UBS Financial Services Inc	2,150	$8,385	0.6%	Defined
UBS AG	363,728	$1,418,539	99.4%	Defined

NORTHERN TRUST CORP

$1,413,706

0.53%

362,489

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
NORTHERN TRUST CO joint	355,676	$1,387,136	98.1%	Defined
DWS INVESTMENT MANAGEMENT AMERICAS, INC joint	6,813	$26,570	1.9%	Other

STEMPOINT CAPITAL LP

$1,336,260

0.50%

342,631

HB Wealth Management, LLC

$1,199,250

0.45%

307,500

Polymer Capital Management (HK) LTD

$1,195,665

0.45%

306,581

VANGUARD PORTFOLIO MANAGEMENT LLC

$1,141,639

0.43%

292,728

JANE STREET GROUP, LLC

$883,350

0.33%

226,500

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Jane Street Capital, LLC	226,500	$883,350	100.0%	Defined

TWO SIGMA INVESTMENTS, LP

$837,064

0.31%

214,632

GOLDMAN SACHS GROUP INC

$746,089

0.28%

191,305

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
GOLDMAN SACHS & CO. LLC	139,379	$543,578	72.9%	Defined
GOLDMAN SACHS ASSET MANAGEMENT, L.P.	51,926	$202,511	27.1%	Defined

Bank of New York Mellon Corp

$420,602

0.16%

107,847

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Mellon Investments Corporation	37,564	$146,499	34.8%	Defined
The Bank of New York Mellon	70,283	$274,103	65.2%	Defined

CHARLES SCHWAB INVESTMENT MANAGEMENT INC

$412,159

0.15%

105,682

Simplify Asset Management Inc.

$408,911

0.15%

104,849

AMERICAN CENTURY COMPANIES INC

$330,271

0.12%

84,685

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
AMERICAN CENTURY INVESTMENT MANAGEMENT INC	84,685	$330,271	100.0%	Defined

CITADEL ADVISORS LLC

$315,900

0.12%

81,000

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Citadel Securities GP LLC	81,000	$315,900	100.0%	Defined

ALPS ADVISORS INC

$302,640

0.11%

77,600

Stonepine Capital Management, LLC

$285,756

0.11%

73,271

CITADEL ADVISORS LLC

$244,908

0.09%

62,797

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Citadel Securities GP LLC	62,797	$244,908	100.0%	Defined

Nuveen, LLC

$227,752

0.08%

58,398

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
TEACHERS ADVISORS, LLC joint	58,398	$227,752	100.0%	Defined

JANE STREET GROUP, LLC

$209,040

0.08%

53,600

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Jane Street Capital, LLC	53,600	$209,040	100.0%	Defined

Pathstone Holdings, LLC

$197,535

0.07%

50,650

Kestra Advisory Services, LLC

$194,262

0.07%

49,811

RHUMBLINE ADVISERS

$176,139

0.07%

45,164

WELLS FARGO & COMPANY/MN

$171,923

0.06%

44,083

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
WELLS FARGO BANK N A	36,370	$141,843	82.5%	Defined
WELLS FARGO ADVISORS FINANCIAL NETWORK, LLC	7,713	$30,080	17.5%	Defined

DEUTSCHE BANK AG\

$165,246

0.06%

42,371

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
DWS Investments UK Ltd	42,371	$165,246	100.0%	Defined

IFP Advisors, Inc

$150,926

0.06%

38,699

BARCLAYS PLC

$140,017

0.05%

35,902

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BARCLAYS BANK PLC	13,899	$54,206	38.7%	Defined
BARCLAYS CAPITAL INC.	22,003	$85,811	61.3%	Defined

PRICE T ROWE ASSOCIATES INC /MD/

$138,918

0.05%

35,620

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
T. Rowe Price International Ltd	35,620	$138,918	100.0%	Defined

SUSQUEHANNA INTERNATIONAL GROUP, LLP

$110,760

0.04%

28,400

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
SUSQUEHANNA SECURITIES, LLC	28,400	$110,760	100.0%	Other

MetLife Investment Management, LLC

$109,258

0.04%

28,015

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
METLIFE INC	28,015	$109,258	100.0%	Defined

ALLIANCEBERNSTEIN L.P.

$105,183

0.04%

26,970

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Equitable Holdings, Inc.	26,970	$105,183	100.0%	Defined

CITIGROUP INC

$103,677

0.04%

26,584

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Citigroup Financial Products Inc. joint	26,584	$103,677	100.0%	Defined

Persistent Asset Partners Ltd

$99,060

0.04%

25,400

BANK OF AMERICA CORP /DE/

$97,991

0.04%

25,126

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BANK OF AMERICA NA	25,126	$97,991	100.0%	Defined

Invesco Ltd.

$88,112

0.03%

22,593

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Invesco Advisers, Inc. joint	5,277	$20,580	23.4%	Defined
Invesco Trust Co joint	17,316	$67,532	76.6%	Defined

MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.

$77,984

0.03%

19,996

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Global X Management CO LLC joint	19,996	$77,984	100.0%	Defined

First PREMIER Bank

$74,045

0.03%

18,986

JPMORGAN CHASE & CO

$70,546

0.03%

18,089

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
JPMorgan Chase Bank, N.A.	18,002	$70,207	99.5%	Defined
J.P. Morgan Securities plc	87	$339	0.5%	Defined

Scientech Research LLC

$68,039

0.03%

17,446

Quadrature Capital Ltd

$59,260

0.02%

15,195

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Quadrature US Inc.	15,195	$59,260	100.0%	Other

JANE STREET GROUP, LLC

$57,072

0.02%

14,634

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Jane Street Capital, LLC	14,634	$57,072	100.0%	Defined

MORGAN STANLEY

$53,624

0.02%

13,750

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
MORGAN STANLEY & CO INTERNATIONAL PLC	47	$183	0.3%	Defined
MORGAN STANLEY & CO. LLC	11,986	$46,745	87.2%	Defined
MORGAN STANLEY CAPITAL SERVICES, LLC	1,499	$5,846	10.9%	Defined
MORGAN STANLEY SMITH BARNEY LLC	218	$850	1.6%	Defined

MANUFACTURERS LIFE INSURANCE COMPANY, THE

$50,493

0.02%

12,947

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
MANULIFE FINANCIAL CORP joint	12,947	$50,493	100.0%	Defined

NEW YORK STATE COMMON RETIREMENT FUND

$50,310

0.02%

12,900

Miller Capital Partners, Inc.

$50,193

0.02%

12,870

Police & Firemen's Retirement System of New Jersey

$49,947

0.02%

12,807

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Mellon Capital	12,807	$49,947	100.0%	Defined

Vanguard Global Advisers, LLC

$46,222

0.02%

11,852

PNC FINANCIAL SERVICES GROUP, INC.

$40,053

0.01%

10,270

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
PNC Ohio Trust Company	10,270	$40,053	100.0%	Defined

BNP PARIBAS ARBITRAGE, SA

$33,668

0.01%

8,633

STRS OHIO

$33,150

0.01%

8,500

OSAIC HOLDINGS, INC.

$31,534

0.01%

8,086

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
OSAIC WEALTH, INC.	5,535	$21,586	68.5%	Defined
Osaic Advisory Services, LLC	2,551	$9,948	31.5%	Defined

Plante Moran Financial Advisors, LLC

$23,107

0.01%

5,925

Legal & General Group Plc

$16,469

0.01%

4,223

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Legal & General Investment Management America Inc	4,223	$16,469	100.0%	Defined

Ameritas Investment Partners, Inc.

$15,369

0.01%

3,941

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
EATON VANCE MANAGEMENT	3,941	$15,369	100.0%	Other

Russell Investments Group, Ltd.

$13,540

0.01%

3,472

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Russell Investment Management, LLC	3,472	$13,540	100.0%	Defined

Tower Research Capital LLC (TRC)

$9,828

0.00%

2,520

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Latour Trading LLC (Latour)	2,520	$9,828	100.0%	Defined

Federation des caisses Desjardins du Quebec

$7,800

0.00%

2,000

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Desjardins Securities inc.	2,000	$7,800	100.0%	Defined

GROUP ONE TRADING LLC

$7,222

0.00%

1,852

ROYAL BANK OF CANADA

$6,578

0.00%

1,687

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
RBC CMA LTD.	1,533	$5,978	90.9%	Defined
RBC Capital Markets, LLC	154	$600	9.1%	Defined

Truvestments Capital LLC

$4,290

0.00%

1,100

Sterling Capital Management LLC

$3,412

0.00%

875

Caitong International Asset Management Co., Ltd

$2,893

0.00%

742

GS Investments, Inc.

$780

0.00%

200

FMR LLC

$452

0.00%

116

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Fidelity Management & Research Co LLC	116	$452	100.0%	Defined

HARBOUR INVESTMENTS, INC.

$195

0.00%

TORONTO DOMINION BANK SABSW

—

300

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
TD SECURITIES (USA) LLC	300	$0	—	Defined

UBS Group AG SABSW

—

6,567

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
UBS Securities LLC	6,567	$0	—	Defined

LMR Partners LLP SABSW

—

539,588

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
LMR PARTNERS (DIFC) Ltd	539,588	$0	—	Sole

WOLVERINE ASSET MANAGEMENT LLC SABSW

—

3,289

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Wolverine Holdings, LLC	3,289	$0	—	Defined

Virtu Financial LLC SABSW

—

21,223

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Virtu Americas LLC	21,223	$0	—	Defined

Clear Street Group Inc. SABSW

—

79,033

GTS SECURITIES LLC SABSW

—

41,301

MORGAN STANLEY SABSW

—

146,439

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
MORGAN STANLEY CAPITAL SERVICES, LLC	146,439	$0	—	Defined

MILLENNIUM MANAGEMENT LLC SABSW

—

62,500

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
JEFFERIES LLC	903,094	$3,458,850	100.0%	Defined

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Blackstone Alternative Asset Management L.P.	860,170	$3,294,451	100.0%	Other

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Marshall Wace North America L.P. joint	463,925	$1,776,831	100.0%	Other

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Brevan Howard US Investment Management, LP	30,361	$116,282	51.3%	Defined
Brevan Howard (Hong Kong) Ltd	28,800	$110,304	48.7%	Defined

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Thakore Nainoor	16,292	$62,398	100.0%	Defined

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Hudson Bay Capital UK LLP	16,100	$61,663	100.0%	Defined

Key facts CIK 1833214 CUSIP 78397T202 13F (30d) 96 filings 90 filers Visit website Investor relations