NewAmsterdam Pharma Company N.V. NAMS

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18.90 USD +0.01 (+0.05%)

At closeNov 6, 2026, 5:40 PM EST

18.70 -0.20 -1.06%

After hours · Nov 6, 5:40 PM ET

18.50 Day range 19.39

18.89 52-week range 41.45

Held by insiders 0.90%

Held by institutions 106.37%

Float held by institutions 107.34%

Institutions 284

Top institutional holders
Holder	% held	Shares	Value	Reported
Frazier Life Sciences Management, L.P.	15.08%	18,088,902	341.88M	Jun 29, 2026
Capital World Investors	10.20%	12,230,557	231.16M	Jun 29, 2026
FMR, LLC	8.62%	10,339,663	195.42M	Jun 29, 2026
RA Capital Management, L.P.	7.96%	9,550,191	180.50M	Jun 29, 2026
FCPM III Services B.V.	7.08%	8,490,353	160.47M	Jun 29, 2026
Deerfield Management Company, L.P	3.56%	4,264,789	80.60M	Jun 29, 2026

Top mutual fund holders
Holder	% held	Shares	Value	Reported
SmallCap World Fund Inc	7.97%	9,562,970	180.74M	Sep 29, 2026
Fidelity Contrafund	1.92%	2,304,826	43.56M	Sep 29, 2026
Fidelity Rutland Square TRT II-Strategic Advisers Fidelity U.S. Total	1.84%	2,204,738	41.67M	Sep 29, 2026
New Economy Fund	1.04%	1,246,093	23.55M	Sep 29, 2026
JANUS INVESTMENT FUND-Janus Henderson Global Life Sciences Fund	0.97%	1,164,951	22.02M	Sep 29, 2026
Fidelity Select Portfolios-Select Health Care Portfolio	0.85%	1,020,000	19.28M	Sep 29, 2026

NAMS insiders
Insider	Relation	Latest transaction	Date	Shares held
AUDET JULIETTE BERANGERE	Officer	Stock Award(Grant)	Jan 6, 2025	15,104
DAVIDSON MICHAEL H	Chief Executive Officer	Purchase	Sep 13, 2026	1,078,640
FORGROWTH NAP B.V.	Beneficial Owner of more than 10% of a Class of Security	Sale	Dec 29, 2024	0
JONES WILLIAM A JR	Officer	Stock Award(Grant)	Jan 6, 2025	43,000
KASTELEIN JOHANNES JACOB PIETER	Officer and Director	Sale	Aug 23, 2026	0
KLING DOUGLAS F	Chief Operating Officer	Sale	Jul 15, 2025	44,000

Held by funds