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NewAmsterdam Pharma Co N.V.

NAMS
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001936258

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 2023 vs. Q3 2023

How the institutions holding NewAmsterdam Pharma Co N.V. changed between Q3 2023 and Q4 2023.

All holders in Q4 2023All holders in Q3 2023

13F holders of NAMS: Q3 2023 compared with Q4 2023
MeasureQ3 2023Q4 2023Change
Holders3532−3
Shares50.2M61.9M+11.7M (+23.4%)
Value$464.1M$691.4M+$227.3M (+49.0%)

New holders (4)

Institutions that held NewAmsterdam Pharma Co N.V. at the end of Q4 2023 but not at the end of Q3 2023.

Institutions new to NAMS in Q4 2023
InstitutionSharesValue% of portfolio
FCPM III Services B.V.11,831,461$132.2M38.94%
Goldman Sachs Group Inc1,384,321$15.5M0.00%
Opaleye Management Inc.265,388$2.96M0.80%
UBS Group AG800$8.94K0.00%

Sold out (7)

Institutions that held NewAmsterdam Pharma Co N.V. at the end of Q3 2023 and filed for Q4 2023 without it.

Institutions that sold out of NAMS in Q4 2023
InstitutionShares, Q3 2023Value, Q3 2023
Janus Henderson Group PLC434,912$3.97M
UBS Oconnor LLC45,000$416.3K
Alyeska Investment Group, L.P.44,432$411.0K
Maven Securities LTD25,000$231.3K
Parkwood LLC20,209$187.0K
CIBC Private Wealth Group, LLC13,000$120.3K
JPMorgan Chase & Co2,622$24.3K