Skip to main content

NewAmsterdam Pharma Co N.V.

NAMSW
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 3 sales; 9 institutions reported holding it in 13F filings for Q2 2026, worth $28.1M in total; no superinvestor holds it.

Other share classesNAMS

Q1 2026 vs. Q4 2025

How the institutions holding NewAmsterdam Pharma Co N.V. changed between Q4 2025 and Q1 2026.

All holders in Q1 2026All holders in Q4 2025

13F holders of NAMSW: Q4 2025 compared with Q1 2026
MeasureQ4 2025Of which not filed for Q1 2026Q1 2026Change
Holders919+1
Shares1.30M1.00K1.30M−839 (−0.1%)
Value$29.9M$25.3K$26.0M−$3.88M (−13.0%)

1 institution that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so the changes leave them out.

New holders (1)

Institutions that held NewAmsterdam Pharma Co N.V. at the end of Q1 2026 but not at the end of Q4 2025.

Institutions new to NAMSW in Q1 2026
InstitutionSharesValue% of portfolio
Wolverine Asset Management LLC2,127$42.6K0.00%

Sold out (0)

Institutions that held NewAmsterdam Pharma Co N.V. at the end of Q4 2025 and filed for Q1 2026 without it.

None.

Not filed for Q1 2026 yet (1)

Institutions that held NewAmsterdam Pharma Co N.V. at the end of Q4 2025 and haven't filed a 13F for Q1 2026. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding NAMSW in Q4 2025 that haven't filed for Q1 2026
InstitutionShares, Q4 2025Value, Q4 2025
CIBC Private Wealth Group, LLC1,000$25.3K