NewAmsterdam Pharma Company (NAMS) Ownership - Who Owns NewAmsterdam Pharma Company?

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Recent Insider Trading Activity

Date	Name	Activity	Value
Mar 12, 2026	Louis Lange	xxxxxxxxxxxxx	$1357230
Mar 10, 2026	Louis Lange	xxxxxxxxxxxxx	$513119
Mar 10, 2026	Louis Lange	xxxxxxxxxxxxx	$828950
Mar 09, 2026	Kastelein Johannes Jacob Pieter	xxxxxxxxxxxxx	$9090868

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Recent Hedge Fund Trading Activity

Date	Firm	Activity	Value
Dec 31, 2025	Gilder Gagnon Howe & Co Llc.	xxxxxxxxxxxxx	$8718362
Dec 31, 2025	Woodline Partners Lp	xxxxxxxxxxxxx	$26354551
Dec 31, 2025	Maverick Capital Ltd	xxxxxxxxxxxxx	$66449448
Dec 31, 2025	Duquesne Family Office Llc	xxxxxxxxxxxxx	$107700721

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Top Shareholders

Holder	# of Shares	Type	% Holding	Value
Peter Kolchinsky	9,550,191	Institution	8.31%	290,898,818
	8,596,080	Institution	7.48%	261,836,597
	6,829,524	Insider	5.94%	208,027,301
Andreas Halvorsen	4,203,567	Institution	3.66%	128,040,651
James E. Flynn	4,164,789	Institution	3.62%	126,859,473
Stanley Druckenmiller	3,070,146	Institution	2.67%	93,516,647
	2,848,720	Institution	2.48%	86,772,011
Lee Ainslie	1,894,226	Institution	1.65%	57,698,124
	1,232,500	Institution	1.07%	37,541,950
	1,215,809	Institution	1.06%	37,033,542

Top Mutual Fund Holders

# of Shares	Type	% Holding	Value
8,596,080	Institution	7.48%	261,836,597
2,848,720	Institution	2.48%	86,772,011
1,232,500	Institution	1.07%	37,541,950
1,215,809	Institution	1.06%	37,033,542
1,168,700	Institution	1.02%	35,598,602
1,053,290	Institution	0.92%	32,083,213
966,538	Institution	0.84%	29,440,747
777,280	Institution	0.68%	23,675,949
671,098	Institution	0.58%	20,441,645
538,294	Institution	0.47%	16,396,435

Top ETF Holders

Holder	# of Shares	Type	% Holding	Value
iShares Biotechnology ETF	551,433	Institution	0.48%	16,796,649
Capital Group U.S. Small and Mid Cap ETF	365,727	Institution	0.32%	11,140,044
First Trust Small Cap Growth AlphaDEX Fund	161,371	Institution	0.14%	4,915,361
Vanguard Health Care ETF	135,570	Institution	0.12%	4,807,312
ALPS Medical Breakthroughs ETF	101,063	Institution	0.09%	3,078,379
First Trust Small Cap Core AlphaDEX Fund	90,049	Institution	0.08%	2,742,893
iShares NASDAQ US Biotechnology UCITS ETF	84,218	Institution	0.07%	2,479,378
Fidelity Fundamental Small-Mid Cap ETF	39,104	Institution	0.03%	1,216,916
Fidelity Nasdaq Composite Index ETF	33,799	Institution	0.03%	995,043
iShares ESG Aware MSCI USA Small-Cap ETF	32,796	Institution	0.03%	998,966

FAQ

Who Owns NewAmsterdam Pharma Company (NAMS)?

Currently, no data Available

What percentage of NewAmsterdam Pharma Company (NAMS) stock is held by institutional investors?

Currently, no data Available

What percentage of NewAmsterdam Pharma Company (NAMS) stock is held by retail investors?

Currently, no data Available

Who owns the most shares of NewAmsterdam Pharma Company (NAMS)?

Peter Kolchinsky owns the most shares of NewAmsterdam Pharma Company (NAMS).

What is the significance of the ownership structure for a publicly traded company?

The ownership structure can impact the company's decision making, as large institutional investors may exert influence on the company's management and can also affect the company's stock price with their buying and selling patterns.