AGMB · Agomab Therapeutics NV · Holdings

$13.06 -0.88 (-6.31%) At close · Sep 11

Market Cap

$643.18M

49.25M

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.

Use institutional holdings through the 13F API or MCP →

Quarter:

Holders: 34

Total Value: $336,902,146

Total Shares: 25,955,482

Institutional Ownership Trend

2 quarters

Holder Concentration

Across 34 13F filers · Δ vs Mar 31, 2026

Top Holder

19.8%

−2.2 pts

Top 5

58.5%

−1.7 pts

Top 10

88.3%

+0.4 pts

HHI

974

Broadly held−72

Quarterly Activity

vs Mar 31, 2026

New

Increased

Decreased

Sold Out

Unchanged

Holder count: +2

Institutional value: +37.5%

Shares held: +11.1%

Top Buyers

vs Mar 31, 2026

Institution	Added	Now Holds
Mid Redmile Group, LLC	+2,577,676	2,733,926
Mid Nantahala Capital Management, LLC	+368,188	1,568,188
Large Aberdeen Group plc	+139,039	846,695
Mega TWO SIGMA INVESTMENTS, LP	+3,831	18,072

Top Sellers

vs Mar 31, 2026

Institution	Sold	Now Holds
Mid SEVEN GRAND MANAGERS, LLC	−152,400	47,600
Mega GOLDMAN SACHS GROUP INC	−23,939	11,800
Large HRT FINANCIAL LP	−6,651	17,075
Mega UBS Group AG	−4,309	2,128
Mega MORGAN STANLEY	−1,825	1,200

Top New Positions

vs Mar 31, 2026

Institution	Acquired	Value (USD)
Mid ORBIMED ADVISORS LLC	192,740	$2,501,765
Large ALPS ADVISORS INC	49,984	$648,792
Large Quadrature Capital Ltd	20,461	$265,583
Mid XTX Topco Ltd	10,271	$133,317
Mega CITIGROUP INC	9,496	$123,258

Top Sold-Out Positions

vs Mar 31, 2026

Institution	Previously Held	Last Value (USD)
Large LMR Partners LLP	300,000	$3,147,000
Mega MILLENNIUM MANAGEMENT LLC	95,233	$998,994
Large Alyeska Investment Group, L.P.	75,000	$786,750
Mid Laurion Capital Management LP	50,000	$524,500
Mega CITADEL ADVISORS LLC	35,000	$367,150

Filter: New 9 Increased 4 Reduced 6 Sold out 7 Unchanged 15

Showing 34 of 34

All Common Calls Puts

Compact Export CSV

Holder

Value (USD)

% of 13F

EQT Fund Management S.a r.l.

$66,743,056

19.81%

5,141,992

Sanofi

$36,124,586

10.72%

2,783,096

Redmile Group, LLC

$35,486,359

10.53%

2,733,926

Cormorant Asset Management, LP

$32,000,217

9.50%

2,465,348

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

Manager	Shares	Value (USD)	% of position	Discretion
Chen Bihua	2,465,348	$32,000,217	100.0%	Defined

TCG Crossover Management, LLC

$26,650,964

7.91%

2,053,233

FEDERATED HERMES, INC.

$21,001,640

6.23%

1,618,000

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

Manager	Shares	Value (USD)	% of position	Discretion
FEDERATED GLOBAL INVESTMENT MANAGEMENT CORP	1,618,000	$21,001,640	100.0%	Defined

Nantahala Capital Management, LLC

$20,355,080

6.04%

1,568,188

Casdin Capital, LLC

$20,119,000

5.97%

1,550,000

ANDERA PARTNERS

$19,972,351

5.93%

1,538,702

FMR LLC

$18,933,627

5.62%

1,458,677

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	787,533	$10,222,178	54.0%	Defined
FIDELITY MANAGEMENT TRUST CO	671,144	$8,711,449	46.0%	Defined

Aberdeen Group plc

$10,990,101

3.26%

846,695

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

Manager	Shares	Value (USD)	% of position	Discretion
abrdn Inc.	846,695	$10,990,101	100.0%	Defined

PERCEPTIVE ADVISORS LLC

$7,788,000

2.31%

600,000

SAMSARA BIOCAPITAL, LLC

$7,788,000

2.31%

600,000

Siren, L.L.C.

$5,338,025

1.58%

411,250

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

Manager	Shares	Value (USD)	% of position	Discretion
Invus Group, LLC	411,250	$5,338,025	100.0%	Defined

ORBIMED ADVISORS LLC

$2,501,765

0.74%

192,740

Pfizer Inc

$973,500

0.29%

75,000

ALPS ADVISORS INC

$648,792

0.19%

49,984

Bellevue Group AG

$639,239

0.19%

49,248

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

Manager	Shares	Value (USD)	% of position	Discretion
Bellevue Asset Management AG	49,248	$639,239	100.0%	Defined

SEVEN GRAND MANAGERS, LLC

$617,848

0.18%

47,600

SECTORAL ASSET MANAGEMENT INC

$564,630

0.17%

43,500

Burkehill Global Management, LP

$454,300

0.13%

35,000

Quadrature Capital Ltd

$265,583

0.08%

20,461

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

Manager	Shares	Value (USD)	% of position	Discretion
Quadrature US Inc.	20,461	$265,583	100.0%	Other

TWO SIGMA INVESTMENTS, LP

$234,574

0.07%

18,072

HRT FINANCIAL LP

$221,633

0.07%

17,075

GOLDMAN SACHS GROUP INC

$153,164

0.05%

11,800

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	11,800	$153,164	100.0%	Defined

XTX Topco Ltd

$133,317

0.04%

10,271

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

Manager	Shares	Value (USD)	% of position	Discretion
XTX EXECUTION SERVICES LLC joint	10,271	$133,317	100.0%	Defined

CITIGROUP INC

$123,258

0.04%

9,496

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	9,496	$123,258	100.0%	Defined

UBS Group AG

$27,620

0.01%

2,128

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

Manager	Shares	Value (USD)	% of position	Discretion
UBS AG	454	$5,892	21.3%	Defined
UBS Securities LLC	1,674	$21,728	78.7%	Defined

GAMMA Investing LLC

$17,445

0.01%

1,344

MORGAN STANLEY

$15,576

0.00%

1,200

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	1,000	$12,980	83.3%	Defined
MORGAN STANLEY SMITH BARNEY LLC	200	$2,596	16.7%	Defined

BNP PARIBAS ARBITRAGE, SA

$9,786

0.00%

754

Larson Financial Group LLC

$9,060

0.00%

698

Caitong International Asset Management Co., Ltd

$25

0.00%

SBI Securities Co., Ltd.

$25

0.00%

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

Manager	Shares	Value (USD)	% of position	Discretion
LMR Partners LLC	50,000	$524,500	16.7%	Sole
Held directly	250,000	$2,622,500	83.3%	Sole

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

Manager	Shares	Value (USD)	% of position	Discretion
D. E. SHAW & CO, L.P.	15,326	$160,769	100.0%	Defined

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	3,536	$37,092	27.6%	Defined
Jane Street Global Trading, LLC	9,258	$97,116	72.4%	Defined

Key facts CIK 2020932 CUSIP 00860C102 13F (30d) 24 filings 24 filers Visit website Investor relations