NewAmsterdam Pharma Ownership | Who Owns NewAmsterdam Pharma?
NewAmsterdam Pharma Ownership Summary
NewAmsterdam Pharma is owned by 103.38% institutional investors, 0.39% insiders. Frazier life sciences management is the largest institutional shareholder, holding 14.76% of NAMS shares. American Funds SMALLCAP World A is the top mutual fund, with 7.48% of its assets in NewAmsterdam Pharma shares.
NAMS Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | NewAmsterdam Pharma | 103.38% | 0.39% | -3.76% |
| Sector | Healthcare Stocks | 486.50% | 11.08% | -397.59% |
| Industry | Biotech Stocks | 304.14% | 11.08% | -215.23% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Frazier life sciences management | 16.61M | 14.76% | $300.75M |
| Bain capital life sciences investors | 10.72M | 9.53% | $194.12M |
| Fcpm iii services b.v. | 10.63M | 9.45% | $192.55M |
| Ra capital management | 10.14M | 9.01% | $183.62M |
| Capital world investors | 8.39M | 7.46% | $151.90M |
| Viking global investors lp | 6.98M | 6.20% | $126.38M |
| Deerfield management company, l.p. (series c) | 5.12M | 4.55% | $92.65M |
| Adage capital partners gp | 3.01M | 2.68% | $54.57M |
| Jennison associates | 2.95M | 2.62% | $53.35M |
| Medicxi ventures management (jersey) | 2.87M | 2.55% | $51.97M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Fcpm iii services b.v. | 10.63M | 52.16% | $192.55M |
| Bain capital life sciences investors | 10.72M | 24.29% | $194.12M |
| Medicxi ventures management (jersey) | 2.87M | 12.16% | $51.97M |
| Frazier life sciences management | 16.61M | 12.03% | $300.75M |
| Decheng capital | 770.00K | 3.52% | $13.94M |
| Ra capital management | 10.14M | 3.09% | $183.62M |
| Cormorant asset management, lp | 2.17M | 2.93% | $39.39M |
| Deerfield management company, l.p. (series c) | 5.12M | 1.68% | $92.65M |
| Saturn v capital management | 220.69K | 1.62% | $4.00M |
| Healthinvest partners ab | 157.22K | 1.22% | $2.85M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Capital world investors | 8.39M | 0.02% | 1.59M |
| Adage capital partners gp | 3.01M | 0.09% | 1.06M |
| Deerfield management company, l.p. (series c) | 5.12M | 1.68% | 1.01M |
| Maverick capital | 1.53M | 0.42% | 982.40K |
| Frazier life sciences management | 16.61M | 12.03% | 490.66K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Jennison associates | 2.95M | 0.03% | -1.02M |
| Siren | 1.19M | 1.12% | -717.79K |
| Cormorant asset management, lp | 2.17M | 2.93% | -650.00K |
| Opaleye management | - | - | -325.00K |
| Fcpm iii services b.v. | 10.63M | 52.16% | -303.20K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Ikarian capital | 206.80K | 0.72% | 206.80K | $3.75M |
| Handelsbanken fonder ab | 187.40K | 0.02% | 187.40K | $4.82M |
| Nicholas investment partners, lp | 115.74K | 0.19% | 115.74K | $2.10M |
| Adar1 capital management | 112.36K | 0.31% | 112.36K | $2.03M |
| China universal asset management | 19.59K | 0.05% | 19.59K | $503.44K |
Sold Out
| Holder | Change |
|---|---|
| Gamma investing | -7.00 |
| Principal securities | -13.00 |
| Coldstream capital management | -24.00 |
| Global retirement partners | -91.00 |
| Assetmark | -96.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Jun 30, 2025 | 135 | 3.05% | 116,309,195 | 16.74% | 103 | 1.40% | 85 | 11.84% | 28 | -9.68% |
| Mar 31, 2025 | 135 | -3.57% | 111,187,228 | 12.82% | 95 | 0.89% | 78 | -11.36% | 33 | 6.45% |
| Dec 31, 2024 | 33 | -67.96% | 21,547,862 | -71.71% | 22 | 0.35% | 19 | -71.64% | 8 | -52.94% |
| Sep 30, 2024 | 103 | 11.96% | 76,172,346 | 5.78% | 80 | 1.39% | 67 | 24.07% | 17 | - |
| Jun 30, 2024 | 92 | 21.05% | 72,012,804 | -0.19% | 76 | 0.99% | 54 | -6.90% | 17 | 54.55% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| American Funds SMALLCAP World A | 8.40M | 7.48% | 1.75M |
| Polar Capital Biotech S Inc | 2.52M | 2.24% | 292.78K |
| Vanguard Health Care Inv | 2.16M | 1.92% | - |
| Capital Group Global Equity Canada F | 1.32M | 1.17% | - |
| Pictet-Biotech P USD | 963.94K | 0.86% | -16.41K |
| JPMorgan Small Cap Growth A | 835.93K | 0.74% | 267.81K |
| Jennison Health Sciences Equity | 777.28K | 0.69% | -501.37K |
| PGIM Jennison Health Sciences Z | 777.28K | 0.69% | - |
| Jennison SMid Cap Core Equity | 734.72K | 0.65% | 19.25K |
| PGIM Jennison Small Company A | 734.72K | 0.65% | 2.10K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Aug 25, 2025 | Kooij Louise Frederika | Chief Accounting Officer | Sell | $205.57K |
| Aug 22, 2025 | Kastelein Johannes Jacob Pieter | Chief Scientific Officer | Sell | $195.20K |
| Aug 21, 2025 | Kastelein Johannes Jacob Pieter | Chief Scientific Officer | Sell | $1.21M |
| Aug 22, 2025 | Kastelein Johannes Jacob Pieter | Chief Scientific Officer | Sell | $1.06M |
| Aug 11, 2025 | Topper James N | - | Buy | $11.29K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2025 Q3 | 1 | 7 |
| 2025 Q2 | 3 | 5 |
| 2025 Q1 | 2 | 17 |
| 2024 Q4 | 1 | 26 |
| 2024 Q3 | 2 | - |
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