NewAmsterdam Pharma Co N.V.

NAMS

Exchange: Nasdaq
Industry: Pharmaceutical Preparations
SEC CIK: 0001936258

SEC filings (opens in a new tab)

In the last 90 days, NewAmsterdam Pharma Co N.V. insiders filed 1 open-market purchase and 4 sales; 194 institutions reported holding it in 13F filings for Q2 2026, worth $4.13B in total; 3 superinvestors hold it, including Viking Global Investors and Maverick Capital.

Other share classesNAMSW

Q4 2024 vs. Q3 2024

How the institutions holding NewAmsterdam Pharma Co N.V. changed between Q3 2024 and Q4 2024.

All holders in Q4 2024 All holders in Q3 2024

13F holders of NAMS: Q3 2024 compared with Q4 2024
Measure	Q3 2024	Q4 2024	Change
Holders	100	131	+31
Shares	77.1M	98.6M	+21.5M (+27.9%)
Value	$1.28B	$2.53B	+$1.25B (+98.0%)

New holders (46)

Institutions that held NewAmsterdam Pharma Co N.V. at the end of Q4 2024 but not at the end of Q3 2024.

Institutions new to NAMS in Q4 2024
Institution	Shares	Value	% of portfolio
Capital International Investors	2,062,535	$53.0M	0.01%
Alliancebernstein L.P.	1,858,065	$47.8M	0.02%
Capital World Investors	1,016,076	$26.1M	0.00%
Maverick Capital LtdSuperinvestorMaverick Capital	350,005	$9.00M	0.16%
American Century Companies Inc	346,572	$8.91M	0.01%
Cutter Capital Management, LP	337,152	$8.66M	3.55%
Slate Path Capital LP	319,000	$8.20M	0.15%
Handelsbanken Fonder AB	187,404	$4.82M	0.02%
Invesco Ltd.	150,559	$3.87M	0.00%
Maven Securities LTD	150,000	$3.85M	0.62%
Ovata Capital Management Ltd	150,000	$3.85M	1.47%
Caption Management, LLC	144,578	$3.72M	0.15%
Saturn V Capital Management LLC	100,000	$2.57M	1.01%
Fred Alger Management, LLC	80,579	$2.07M	0.01%
Tudor Investment Corp Et Al	52,208	$1.34M	0.01%
Acuta Capital Partners, LLC	50,000	$1.28M	1.29%
Monashee Investment Management LLC	50,000	$1.28M	0.18%
BNP Paribas Arbitrage, SA	35,657	$916.4K	0.00%
Boothbay Fund Management, LLC	35,567	$914.1K	0.03%
Crestline Management, LP	35,068	$901.2K	0.03%
Arrowstreet Capital, Limited Partnership	30,504	$784.0K	0.00%
Pamalican Asset Management Ltd	30,000	$771.0K	0.34%
Lazard Asset Management LLC	28,517	$732.0K	0.00%
Voloridge Investment Management, LLC	28,041	$720.7K	0.00%
Jump Financial, LLC	25,401	$652.8K	0.01%
Northern Trust Corp	21,627	$555.8K	0.00%
Omers Administration Corp	20,500	$526.9K	0.00%
Schonfeld Strategic Advisors LLC	20,382	$523.8K	0.00%
China Universal Asset Management Co., Ltd.	19,589	$503.4K	0.05%
Teacher Retirement System of Texas	10,753	$276.0K	0.00%
Keybank National Association	9,983	$256.6K	0.00%
Susquehanna International Group, LLP	8,966	$230.4K	0.00%
HB Wealth Management, LLC	8,728	$224.3K	0.00%
Manufacturers Life Insurance Company, The	8,616	$221.4K	0.00%
KLP Kapitalforvaltning AS	6,000	$154.2K	0.00%
Citigroup Inc	4,660	$119.8K	0.00%
Mirae Asset Global Investments Co., Ltd.	3,079	$79.6K	0.00%
Zurcher Kantonalbank (Zurich Cantonalbank)	2,600	$66.8K	0.00%
National Bank of Canada	2,000	$51.4K	0.00%
GF Fund Management Co. Ltd.	1,940	$49.9K	0.00%
Daiwa Securities Group Inc.	305	$8.00K	0.00%
Caitong International Asset Management Co., Ltd	220	$5.65K	0.01%
Group One Trading, L.P.	176	$4.52K	0.00%
Assetmark, Inc	96	$2.47K	0.00%
IFP Advisors, Inc	1	$26	0.00%
Sandy Spring Bank	0	$6	0.00%

Sold out (15)

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

Institutions that sold out of NAMS in Q4 2024
Institution	Shares, Q3 2024	Value, Q3 2024
BVF Inc	1,521,948	$25.3M
Ensign Peak Advisors, Inc	245,571	$4.08M
Baker Bros. Advisors LP	96,711	$1.61M
HRT Financial LP	37,601	$624.0K
Balyasny Asset Management LLC	21,283	$353.3K
D. E. Shaw & Co., Inc.	18,345	$304.5K
Squarepoint Ops LLC	17,133	$284.4K
AQR Capital Management LLC	15,936	$264.5K
XTX Topco Ltd	11,265	$187.0K
Rosalind Advisors, Inc.	10,123	$168.0K
Venture Visionary Partners LLC	10,000	$166.0K
Quarry LP	6,500	$107.9K
Wolverine Asset Management LLC	4,944	$82.1K
Stone House Investment Management, LLC	325	$5.39K
Global Retirement Partners, LLC	91	$1.51K