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
Q2 2026 vs. Q1 2026
How the institutions holding NewAmsterdam Pharma Co N.V. changed between Q1 2026 and Q2 2026.
All holders in Q2 2026All holders in Q1 2026
| Measure | Q1 2026 | Of which not filed for Q2 2026 | Q2 2026 | Change |
|---|---|---|---|---|
| Holders | 171 | 3 | 194 | +26 |
| Shares | 123.7M | 2.26M | 122.0M | +599.2K (+0.5%) |
| Value | $3.96B | $72.3M | $4.13B | +$242.3M (+6.2%) |
3 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so the changes leave them out.
New holders (46)
Institutions that held NewAmsterdam Pharma Co N.V. at the end of Q2 2026 but not at the end of Q1 2026.
Sold out (20)
Institutions that held NewAmsterdam Pharma Co N.V. at the end of Q1 2026 and filed for Q2 2026 without it.
| Institution | Shares, Q1 2026 | Value, Q1 2026 |
|---|---|---|
| Logos Global Management LP | 600,000 | $19.2M |
| UBS Asset Management Americas Inc | 285,285 | $9.13M |
| Marshall Wace, LLP | 264,802 | $8.48M |
| Nicholas Investment Partners, LP | 125,136 | $4.01M |
| Catalio Capital Management, LP | 83,554 | $2.67M |
| Lifetime Wealth Management P.C. | 23,500 | $752.2K |
| CenterBook Partners LP | 22,254 | $712.4K |
| Legato Capital Management LLC | 21,570 | $690.5K |
| DAFNA Capital Management LLC | 20,000 | $640.2K |
| Aquatic Capital Management LLC | 19,630 | $628.4K |
| Caption Management, LLC | 19,507 | $624.4K |
| New York State Common Retirement Fund | 17,800 | $569.8K |
| Altfest L J & Co Inc | 13,934 | $446.0K |
| Twinbeech Capital LP | 10,600 | $339.3K |
| Freestone Grove Partners LP | 3,000 | $96.0K |
| State of Wyoming | 532 | $17.0K |
| Eastern Bank | 187 | $5.99K |
| Golden State Equity Partners | 60 | $1.92K |
| Rachor Investment Advisory Services, LLC | 28 | $897 |
| MAI Capital Management | 11 | $353 |
Not filed for Q2 2026 yet (3)
Institutions that held NewAmsterdam Pharma Co N.V. at the end of Q1 2026 and haven't filed a 13F for Q2 2026. Not filing isn't selling, so they aren't counted as sold out.
| Institution | Shares, Q1 2026 | Value, Q1 2026 |
|---|---|---|
| Janus Henderson Group PLC | 2,258,984 | $72.3M |
| CWM, LLC | 1,018 | $32.6K |
| Sunbelt Securities, Inc. | 8 | $256 |