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 3 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
13F holders, Q2 2026
Institutional positions in NewAmsterdam Pharma Co N.V. as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 194
- +26 vs. Q1 2026
- Shares held
- 122.0M
- +599.2K (+0.5%) vs. Q1 2026
- Total value
- $4.13B
- +$242.3M (+6.2%) vs. Q1 2026
- New holders
- 46
- 71 more added
- Sold out
- 20
- 50 more reduced
3 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting NAMS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 194 | $4.13B |
| Q1 2026 | 171 | $3.96B |
| Q4 2025 | 187 | $4.19B |
| Q3 2025 | 137 | $3.43B |
| Q2 2025 | 131 | $2.11B |
| Q1 2025 | 126 | $2.28B |
| Q4 2024 | 131 | $2.53B |
| Q3 2024 | 100 | $1.28B |
| Q2 2024 | 90 | $1.38B |
| Q1 2024 | 76 | $1.71B |
| Q4 2023 | 32 | $691.4M |
| Q3 2023 | 35 | $464.1M |
| Q2 2023 | 29 | $580.6M |
| Q1 2023 | 19 | $444.9M |
| Q4 2022 | 14 | $362.2M |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding NewAmsterdam Pharma Co N.V.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Knights of Columbus Asset Advisors LLC | 43,800 | $1.48M | 0.07% | +7,610+21.0% | Added |
| First Trust Advisors LP | 43,108 | $1.46M | 0.00% | −223,997−83.9% | Reduced |
| Vanguard Asset Management, Ltd | 42,422 | $1.44M | 0.00% | +14,276+50.7% | Added |
| Fieldview Capital Management, LLC | 41,842 | $1.42M | 0.40% | +41,842 | New |
| SEI Investments Co | 40,868 | $1.39M | 0.00% | −14,769−26.5% | Reduced |
| Legal & General Group Plc | 39,343 | $1.33M | 0.00% | +5,867+17.5% | Added |
| Ishara Investments LP | 36,900 | $1.25M | 0.94% | 00.0% | Unchanged |
| Boothbay Fund Management, LLC | 35,756 | $1.21M | 0.02% | +8,420+30.8% | Added |
| BNP Paribas Arbitrage, SA | 35,710 | $1.21M | 0.00% | −1,740−4.6% | Reduced |
| State of Wisconsin Investment Board | 33,159 | $1.12M | 0.00% | +12,612+61.4% | Added |
| Los Angeles Capital Management LLC | 32,999 | $1.12M | 0.00% | +32,999 | New |
| Stifel Financial Corp | 31,851 | $1.08M | 0.00% | +2,630+9.0% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 31,355 | $1.06M | 0.00% | +10,434+49.9% | Added |
| Quadrature Capital Ltd | 30,593 | $1.04M | 0.01% | +30,593 | New |
| Voya Investment Management LLC | 27,050 | $916.7K | 0.00% | 00.0% | Unchanged |
| Eleva Capital SAS | 25,721 | $823.3K | 0.24% | 00.0% | Unchanged |
| AQR Capital Management LLC | 22,691 | $769.0K | 0.00% | +12,307+118.5% | Added |
| HighVista Strategies LLC | 20,905 | $708.5K | 0.16% | +838+4.2% | Added |
| Glenmede Trust Co NA | 20,420 | $692.0K | 0.00% | +1,845+9.9% | Added |
| DnB Asset Management AS | 20,090 | $680.9K | 0.00% | −1,468−6.8% | Reduced |
| Toroso Investments, LLC | 19,894 | $674.2K | 0.00% | −2,564−11.4% | Reduced |
| Engineers Gate Manager LP | 19,529 | $661.8K | 0.01% | +19,529 | New |
| State of New Jersey Common Pension Fund D | 19,518 | $661.5K | 0.00% | +4,121+26.8% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 19,099 | $647.3K | 0.00% | +1,234+6.9% | Added |
| Wells Fargo & Company | 18,038 | $611.3K | 0.00% | +17,138+1,904.2% | Added |
| Arizona State Retirement System | 16,656 | $564.5K | 0.00% | +4,281+34.6% | Added |
| Vanguard Investments Australia, Ltd. | 15,774 | $534.6K | 0.00% | +5,747+57.3% | Added |
| Envestnet Asset Management Inc | 15,520 | $526.0K | 0.00% | −30−0.2% | Reduced |
| SBI Okasan Asset Management Co.Ltd. | 14,900 | $504.7K | 0.02% | 00.0% | Unchanged |
| AlphaCentric Advisors LLC | 14,868 | $503.9K | 0.43% | +212+1.4% | Added |
| Royal Bank of Canada | 14,362 | $487.0K | 0.00% | +3,048+26.9% | Added |
| KLP Kapitalforvaltning AS | 13,700 | $464.3K | 0.00% | +3,800+38.4% | Added |
| Keybank National Association | 12,480 | $422.9K | 0.00% | 00.0% | Unchanged |
| Two Sigma Investments, LP | 12,001 | $406.7K | 0.00% | +12,001 | New |
| PSP Research LLC | 12,000 | $406.7K | 0.22% | −3,000−20.0% | Reduced |
| PTM Wealth Management, LLC | 12,900 | $382.4K | 0.17% | 00.0% | Unchanged |
| Virtus Investment Advisers, Inc. | 10,763 | $364.8K | 0.08% | +3,444+47.1% | Added |
| Financiere des Professionnels - Fonds d,investissement inc. | 10,744 | $364.1K | 0.02% | +10,744 | New |
| Cerity Partners LLC | 10,061 | $341.0K | 0.00% | +10,061 | New |
| Caitong International Asset Management Co., Ltd | 9,682 | $328.1K | 0.05% | +5,906+156.4% | Added |
| Brevan Howard Capital Management LP | 9,548 | $323.6K | 0.00% | −7,252−43.2% | Reduced |
| Letko, Brosseau & Associates Inc | 9,475 | $321.1K | 0.00% | −2,300−19.5% | Reduced |
| Bamco Inc | 9,000 | $305.0K | 0.00% | +9,000 | New |
| AdvisorNet Financial, Inc | 8,375 | $283.8K | 0.01% | +5,810+226.5% | Added |
| Pictet Asset Management Holding SA | 8,175 | $277.1K | 0.00% | +1,642+25.1% | Added |
| Creative Planning | 8,135 | $275.7K | 0.00% | −222−2.7% | Reduced |
| Barclays PLC | 8,072 | $273.6K | 0.00% | −13,708−62.9% | Reduced |
| Citigroup Inc | 8,026 | $272.0K | 0.00% | +3,260+68.4% | Added |
| Mesirow Financial Investment Management, Inc. | 7,465 | $253.0K | 0.00% | −7,965−51.6% | Reduced |
| The PNC Financial Services Group, Inc. | 7,291 | $247.1K | 0.00% | −1,828−20.0% | Reduced |
| US Bancorp | 7,286 | $246.9K | 0.00% | +1,812+33.1% | Added |
| Persistent Asset Partners Ltd | 7,284 | $246.9K | 0.08% | +7,284 | New |
| Wealth Management Associates, Inc. | 7,055 | $239.1K | 0.07% | +7,055 | New |
| Teacher Retirement System of Texas | 7,008 | $237.5K | 0.00% | +7,008 | New |
| Centiva Capital, LP | 7,000 | $237.2K | 0.01% | +7,000 | New |
| Invesco Ltd. | 6,617 | $224.3K | 0.00% | −674−9.2% | Reduced |
| Allianz Asset Management GmbH | 6,600 | $223.7K | 0.00% | 00.0% | Unchanged |
| Guggenheim Capital LLC | 6,400 | $216.9K | 0.00% | −58−0.9% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 5,228 | $177.2K | 0.00% | −769−12.8% | Reduced |
| Quarry LP | 4,544 | $154.0K | 0.02% | +44+1.0% | Added |
| Tower Research Capital LLC (TRC) | 4,500 | $152.5K | 0.00% | +3,302+275.6% | Added |
| Mitsubishi UFJ Trust & Banking Corp | 4,330 | $146.7K | 0.00% | +4,330 | New |
| SG Americas Securities, LLC | 3,384 | $115.0K | 0.00% | +3,384 | New |
| Quantbot Technologies LP | 2,694 | $91.3K | 0.00% | +2,694 | New |
| KBC Group NV | 2,483 | $84.0K | 0.00% | +1,312+112.0% | Added |
| GF Fund Management Co. Ltd. | 2,434 | $82.5K | 0.00% | −112−4.4% | Reduced |
| National Bank of Canada | 1,813 | $61.4K | 0.00% | −204−10.1% | Reduced |
| Federation des caisses Desjardins du Quebec | 1,785 | $60.5K | 0.00% | +1,785 | New |
| Parallel Advisors, LLC | 1,400 | $47.4K | 0.00% | −10−0.7% | Reduced |
| Bayforest Capital Ltd | 1,277 | $43.3K | 0.04% | +1,277 | New |
| Thurston, Springer, Miller, Herd & Titak, Inc. | 1,067 | $36.2K | 0.01% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 1,006 | $34.1K | 0.00% | −12−1.2% | Reduced |
| Cheviot Value Management, LLC | 796 | $27.0K | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 615 | $20.8K | 0.00% | +615 | New |
| Roxbury Financial LLC | 563 | $19.1K | 0.02% | 00.0% | Unchanged |
| Stone House Investment Management, LLC | 325 | $11.0K | 0.00% | 00.0% | Unchanged |
| Global Retirement Partners, LLC | 270 | $9.15K | 0.00% | +270 | New |
| FIL Ltd | 217 | $7.35K | 0.00% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 209 | $7.08K | 0.00% | +209 | New |
| SRS Capital Advisors, Inc. | 178 | $6.03K | 0.00% | +178 | New |
| Jones Financial Companies LLLP | 168 | $5.58K | 0.00% | −362−68.3% | Reduced |
| Continuum Advisory, LLC | 154 | $5.22K | 0.00% | +154 | New |
| Advisor Group Holdings, Inc. | 139 | $4.71K | 0.00% | +139 | New |
| Basecamp Wealth Advisors LLC | 99 | $3.35K | 0.00% | 00.0% | Unchanged |
| Clearstead Advisors, LLC | 76 | $2.58K | 0.00% | +76 | New |
| Essential Partners LLC | 53 | $1.80K | 0.00% | +51+2,550.0% | Added |
| Allworth Financial LP | 25 | $848 | 0.00% | +16+177.8% | Added |
| True Wealth Design, LLC | 21 | $712 | 0.00% | 00.0% | Unchanged |
| Action Point Financial Planning, LLC | 13 | $441 | 0.00% | +13 | New |
| EverSource Wealth Advisors, LLC | 11 | $373 | 0.00% | −1−8.3% | Reduced |
| GAMMA Investing LLC | 9 | $305 | 0.00% | +9 | New |
| IFP Advisors, Inc | 3 | $102 | 0.00% | 00.0% | Unchanged |
| Rothschild Investment LLC | 3 | $102 | 0.00% | +3 | New |
| DuPont Capital Management Corp | 1 | $34 | 0.00% | 00.0% | Unchanged |
| Logos Global Management LP | 0 | $0 | 0.00% | −600,000−100.0% | Sold out |
| UBS Asset Management Americas Inc | 0 | $0 | 0.00% | −285,285−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −264,802−100.0% | Sold out |
| Nicholas Investment Partners, LP | 0 | $0 | 0.00% | −125,136−100.0% | Sold out |
| Catalio Capital Management, LP | 0 | $0 | 0.00% | −83,554−100.0% | Sold out |
| Lifetime Wealth Management P.C. | 0 | $0 | 0.00% | −23,500−100.0% | Sold out |