NEWAMSTERDAM PHARMA COMPANY (NAMS) is held by 94 institutional investors that disclose positions via SEC 13F filings. The largest disclosed holder is Capital World Investors as of Q1 2026.

Are institutions buying or selling NAMS?

In Q1 2026, 57 institutions opened or increased positions in NEWAMSTERDAM PHARMA COMPANY while 47 reduced or exited — a net buying quarter.

What is the Smart Money Verdict on NAMS?

The Smart Money Verdict combines four independent sources (institutional 13F activity, insider trades, activist filings, and congressional trades) into a single assessment for NEWAMSTERDAM PHARMA COMPANY.

How many hedge funds hold NAMS?

94 institutional investors report holding NEWAMSTERDAM PHARMA COMPANY (NAMS) as of Q1 2026, based on SEC 13F filings.

Is institutional money flowing into NAMS?

As of Q1 2026, tracked institutions in NEWAMSTERDAM PHARMA COMPANY show 57 buyers versus 47 sellers — net inflows.

NEWAMSTERDAM PHARMA COMPANY

NAMS·N62509109·US·Common Stock·Healthcare - Biotechnology-Activist

Holders

(8 Elite)

$2.4B

Total Value

55% (104)

Consensus

57 buying - 47 selling

13F: Mar 31, 2026Insider & Congress: Updated regularly

Smart Money Verdict

View all

Held by 94 funds

8 elite

Who's Trading

InsiderKFKooij Louise FrederikaSell $1.2MJun 22, 2026

InsiderKFKooij Louise FrederikaSell $9KJun 22, 2026

Activist

Capital World Investors10.4%Jun 4, 2026

ActivistBIBCLS Fund III Investments, LP1.8%May 14, 2026

Activist

FMR LLC7.6%May 6, 2026

InsiderLGLANGE LOUIS GSell $1.3MMar 11, 2026

InsiderLGLANGE LOUIS GSell $14KMar 11, 2026

InsiderKPKastelein Johannes Jacob PieterSell $3.1MMar 9, 2026

InsiderLGLANGE LOUIS GSell $829KMar 6, 2026

InsiderKPKastelein Johannes Jacob PieterSell $2.9MMar 6, 2026

View all insider trades View all activist filings

Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
Capital World Investors	Increased	11.1M(+11.3%)	$355.6M	0.0%	+50.28%	35
RA CAPITAL MANAGEMENT, L.P.	Unchanged	9.6M	$305.7M	3.2%	+149.93%	0
FMR LLC	Increased	8.8M(+36.7%)	$280.6M	0.0%	+28.57%	40
WELLINGTON MANAGEMENT GROUP LLP	Increased	5.1M(+1.6%)	$163.8M	0.0%	+31.37%	31
VIKING GLOBAL INVESTORS LP	Unchanged	4.2M	$134.6M	0.4%	+219.51%	0
Duquesne Family Office LLC	Unchanged	3.1M	$98.3M	2.9%	+25.46%	0
Polar Capital Holdings Plc	Increased	2.8M(+2.0%)	$90.6M	0.3%	+57.24%	36
JENNISON ASSOCIATES LLC	Decreased	2.8M(-21.2%)	$88M	0.1%	+37.14%	0
Janus Henderson Group Ltd.	Decreased	2.3M(-3.5%)	$72.3M	0.0%	+55.59%	0
WESTFIELD CAPITAL MANAGEMENT CO LP	New	2.2M	$70.5M	0.3%	+15.95%	49
MAVERICK CAPITAL LTD	Increased	2.2M(+15.4%)	$70M	0.8%	+44.37%	48
GOLDMAN SACHS GROUP INC	Increased	1.9M(+12.8%)	$62.3M	0.0%	+21.55%	33
Capital International Investors	Decreased	1.4M(-30.1%)	$46.1M	0.0%	+37.73%	0
ALLIANCEBERNSTEIN L.P.	Decreased	1.2M(-7.8%)	$42.1M	0.0%	+42.77%	0
AGADAGE CAPITAL PARTNERS GP, L.L.C.	Decreased	1.1M(-21.3%)	$35.4M	0.1%	+91.50%	0
Castle Hook Partners LP	Decreased	1M(-3.9%)	$33.4M	0.1%	+1.50%	0
BNP Paribas Asset Management Holding S.A.	Increased	957,442(+440.9%)	$30.6M	0.0%	+12.97%	46
BlackRock, Inc.	Increased	886,616(+4.3%)	$28.4M	0.0%	+28.57%	30
BANK OF AMERICA CORP /DE/	Increased	847,089(+84.4%)	$27.1M	0.0%	+36.37%	44
Aberdeen Group plc	Increased	837,005(+14.7%)	$26.8M	0.0%	+57.61%	33