Merus N.V.

MRUSDelisted Dec 30, 2025

Industry: Pharmaceutical Preparations
SEC CIK: 0001651311

SEC filings (opens in a new tab)

Merus N.V. was delisted on Dec 30, 2025; its insiders filed their last Form 4 on Dec 30, 2025; 268 institutions reported holding it in 13F filings for Q3 2025, worth $6.70B in total; Soros Fund Management was the only superinvestor holding it.

Q4 2024 vs. Q3 2024

How the institutions holding Merus N.V. changed between Q3 2024 and Q4 2024.

All holders in Q4 2024 All holders in Q3 2024

13F holders of MRUS: Q3 2024 compared with Q4 2024
Measure	Q3 2024	Of which not filed for Q4 2024	Q4 2024	Change
Holders	189	2	192	+5
Shares	69.0M	12.2K	70.4M	+1.36M (+2.0%)
Value	$3.45B	$611.7K	$2.96B	−$493.5M (−14.3%)

2 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so the changes leave them out.

New holders (37)

Institutions that held Merus N.V. at the end of Q4 2024 but not at the end of Q3 2024.

Institutions new to MRUS in Q4 2024
Institution	Shares	Value	% of portfolio
Boxer Capital Management, LLC	1,900,000	$79.9M	6.80%
Gilead Sciences, Inc.	452,527	$19.0M	1.23%
Octagon Capital Advisors LP	308,000	$13.0M	2.21%
Caligan Partners LP	255,000	$10.7M	2.72%
Camber Capital Management LP	250,000	$10.5M	0.41%
Impax Asset Management Group plc	180,000	$7.57M	0.03%
Alyeska Investment Group, L.P.	136,364	$5.73M	0.02%
Atom Investors LP	101,757	$4.28M	0.53%
Springhill Fund Asset Management (HK) Co Ltd	83,800	$3.52M	5.72%
Boothbay Fund Management, LLC	80,000	$3.36M	0.10%
Susquehanna Fundamental Investments, LLC	53,938	$2.27M	0.04%
Polar Asset Management Partners Inc.	31,354	$1.32M	0.02%
Fieldview Capital Management, LLC	22,022	$926.0K	0.14%
Allostery Investments LP	21,735	$914.0K	1.79%
Squarepoint Ops LLC	19,440	$817.5K	0.00%
Omers Administration Corp	10,600	$445.7K	0.00%
KLP Kapitalforvaltning AS	10,300	$433.1K	0.00%
Capital Fund Management S.A.	10,158	$427.1K	0.00%
Jain Global LLC	10,127	$425.8K	0.01%
Harbour Capital Advisors, LLC	8,350	$360.4K	0.08%
Caption Management, LLC	8,343	$350.8K	0.01%
Raymond James Financial Inc	8,231	$346.7K	0.00%
Tudor Investment Corp Et Al	5,075	$213.4K	0.00%
Lazard Asset Management LLC	2,007	$84.0K	0.00%
Nelson, Van Denburg & Campbell Wealth Management Group, LLC	1,815	$76.3K	0.00%
GF Fund Management Co. Ltd.	1,438	$60.5K	0.00%
State of Wyoming	1,130	$47.5K	0.01%
Bogart Wealth, LLC	500	$21.0K	0.00%
Caitong International Asset Management Co., Ltd	170	$7.15K	0.01%
Creative Planning	77	$3.24K	0.00%
R Squared Ltd	60	$2.52K	0.00%
Skopos Labs, Inc.	34	$1.43K	0.00%
Amundi	21	$887	0.00%
Hexagon Capital Partners LLC	5	$210	0.00%
SBI Securities Co., Ltd.	4	$168	0.00%
IFP Advisors, Inc	2	$84	0.00%
EverSource Wealth Advisors, LLC	2	$84	0.00%

Sold out (32)

Institutions that held Merus N.V. at the end of Q3 2024 and filed for Q4 2024 without it.

Institutions that sold out of MRUS in Q4 2024
Institution	Shares, Q3 2024	Value, Q3 2024
Boxer Capital, LLC	1,900,000	$94.9M
Lord, Abbett & Co. LLC	723,988	$36.2M
ExodusPoint Capital Management, LP	264,068	$13.2M
Aquilo Capital Management, LLC	117,855	$5.89M
Nicholas Investment Partners, LP	96,832	$4.84M
Voloridge Investment Management, LLC	83,747	$4.18M
First Trust Advisors LP	71,117	$3.55M
Seven Eight Capital, LP	35,360	$1.77M
HRT Financial LP	29,283	$1.46M
Susquehanna Portfolio Strategies, LLC	18,934	$945.9K
Twinbeech Capital LP	16,520	$825.3K
Brevan Howard Capital Management LP	13,639	$681.4K
Gsa Capital Partners LLP	13,502	$675.0K
New York State Common Retirement Fund	12,636	$631.3K
Legato Capital Management LLC	10,403	$519.7K
XTX Topco Ltd	9,066	$452.9K
Y-Intercept (Hong Kong) Ltd	8,231	$411.2K
Walleye Capital LLC	7,500	$374.7K
Inceptionr LLC	6,677	$333.6K
Envestnet Asset Management Inc	5,188	$259.2K
Gordian Capital Singapore Pte Ltd	5,000	$249.8K
Marex Group plc	5,000	$249.8K
MML Investors Services, LLC	4,122	$206.0K
ProShare Advisors LLC	4,031	$201.4K
nVerses Capital, LLC	1,700	$84.9K
Catalyst Funds Management Pty Ltd	800	$40.0K
Northwestern Mutual Wealth Management Co	404	$20.2K
Group One Trading, L.P.	230	$11.5K
Clear Street Markets LLC	130	$6.00K
Macroview Investment Management LLC	114	$5.70K
Global Retirement Partners, LLC	14	$699
Capital Performance Advisors LLP	4	$200

Not filed for Q4 2024 yet (2)

Institutions that held Merus N.V. at the end of Q3 2024 and haven't filed a 13F for Q4 2024. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding MRUS in Q3 2024 that haven't filed for Q4 2024
Institution	Shares, Q3 2024	Value, Q3 2024
Chartwell Investment Partners, LLC	6,243	$312.0K
PEAK6 Investments LLC	5,999	$299.7K