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, Q1 2025
Institutional positions in NewAmsterdam Pharma Co N.V. as of Mar 31, 2025. 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
- 126
- −5 vs. Q4 2024
- Shares held
- 111.2M
- +12.6M (+12.7%) vs. Q4 2024
- Total value
- $2.28B
- −$255.7M (−10.1%) vs. Q4 2024
- New holders
- 26
- 51 more added
- Sold out
- 31
- 32 more reduced
Compare with Q4 2024: 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, Q1 2025
Shares, value and share of portfolio for each institution holding NewAmsterdam Pharma Co N.V.; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Frazier Life Sciences Management, L.P. | 16,116,418 | $329.9M | 15.08% | +200,000+1.3% | Added |
| FCPM III Services B.V. | 10,935,310 | $223.8M | 54.11% | +338,129+3.2% | Added |
| Bain Capital Life Sciences Investors, LLC | 10,719,110 | $219.4M | 32.46% | 00.0% | Unchanged |
| Ra Capital Management, L.P. | 10,138,938 | $207.5M | 3.47% | +1,293,938+14.6% | Added |
| Viking Global Investors LPSuperinvestorViking Global Investors | 6,978,534 | $142.9M | 0.45% | 00.0% | Unchanged |
| Capital World Investors | 6,798,598 | $139.2M | 0.02% | +5,782,522+569.1% | Added |
| Deerfield Management Company, L.P. (Series C) | 4,103,957 | $84.0M | 1.67% | −210,383−4.9% | Reduced |
| Jennison Associates LLC | 3,970,189 | $81.3M | 0.06% | −28,352−0.7% | Reduced |
| Wellington Management Group LLP | 3,541,975 | $72.5M | 0.01% | +1,226,852+53.0% | Added |
| Medicxi Ventures Management (Jersey) Ltd | 2,869,565 | $58.7M | 13.42% | 00.0% | Unchanged |
| Cormorant Asset Management, LP | 2,825,000 | $57.8M | 4.38% | −425,000−13.1% | Reduced |
| Woodline Partners LP | 2,442,397 | $50.0M | 0.33% | +11,615+0.5% | Added |
| Janus Henderson Group PLC | 2,199,633 | $47.9M | 0.03% | +462,856+26.7% | Added |
| Polar Capital Holdings Plc | 2,250,000 | $46.1M | 0.29% | +500,000+28.6% | Added |
| Alliancebernstein L.P. | 2,241,953 | $45.9M | 0.02% | +383,888+20.7% | Added |
| Capital International Investors | 2,062,535 | $42.2M | 0.01% | 00.0% | Unchanged |
| Adage Capital Partners GP, L.L.C. | 1,950,650 | $39.9M | 0.07% | +900,650+85.8% | Added |
| Siren, L.L.C. | 1,912,030 | $39.1M | 2.21% | −183,608−8.8% | Reduced |
| Pictet Asset Management Holding SA | 1,811,949 | $37.1M | 0.04% | +654,497+56.5% | Added |
| JPMorgan Chase & Co | 991,318 | $20.3M | 0.00% | +930,341+1,525.7% | Added |
| FMR LLC | 963,824 | $19.7M | 0.00% | +963,612+454,534.0% | Added |
| TimesSquare Capital Management, LLC | 891,088 | $18.2M | 0.29% | −4,486−0.5% | Reduced |
| Duquesne Family Office LLCSuperinvestorDuquesne Family Office | 800,360 | $16.4M | 0.55% | +512,825+178.4% | Added |
| Decheng Capital LLC | 770,000 | $15.8M | 4.42% | 00.0% | Unchanged |
| Citadel Advisors LLC | 681,933 | $14.0M | 0.01% | −293,898−30.1% | Reduced |
| Bank of America Corp | 659,308 | $13.5M | 0.00% | +615,779+1,414.6% | Added |
| Goldman Sachs Group Inc | 619,563 | $12.7M | 0.00% | −35,147−5.4% | Reduced |
| Maverick Capital LtdSuperinvestorMaverick Capital | 549,469 | $11.2M | 0.20% | +199,464+57.0% | Added |
| Rock Springs Capital Management LP | 536,111 | $11.0M | 0.63% | −231,411−30.2% | Reduced |
| American Century Companies Inc | 528,830 | $10.8M | 0.01% | +182,258+52.6% | Added |
| BlackRock, Inc. | 497,981 | $10.2M | 0.00% | +56,463+12.8% | Added |
| Morgan Stanley | 437,539 | $8.96M | 0.00% | +7,437+1.7% | Added |
| UBS Group AG | 398,143 | $8.15M | 0.00% | +317,933+396.4% | Added |
| Standard Life Aberdeen plc | 376,863 | $7.71M | 0.02% | +197,803+110.5% | Added |
| ArrowMark Colorado Holdings LLC | 361,722 | $7.40M | 0.12% | +16,674+4.8% | Added |
| Affinity Asset Advisors, LLC | 325,000 | $6.65M | 1.04% | −100,000−23.5% | Reduced |
| Slate Path Capital LP | 319,000 | $6.53M | 0.12% | 00.0% | Unchanged |
| UBS Asset Management Americas Inc | 288,134 | $5.90M | 0.00% | +34,563+13.6% | Added |
| Eversept Partners, LP | 280,951 | $5.75M | 0.65% | +5,589+2.0% | Added |
| Handelsbanken Fonder AB | 260,000 | $5.32M | 0.02% | +72,596+38.7% | Added |
| Franklin Resources Inc | 255,912 | $5.24M | 0.00% | +255,912 | New |
| AXA S.A. | 242,519 | $4.96M | 0.02% | −35,747−12.8% | Reduced |
| Readystate Asset Management LP | 229,662 | $4.70M | 0.24% | −30,738−11.8% | Reduced |
| CenterBook Partners LP | 222,264 | $4.55M | 0.29% | +13,675+6.6% | Added |
| Cutter Capital Management, LP | 221,152 | $4.53M | 1.97% | −116,000−34.4% | Reduced |
| DCF Advisers, LLC | 172,500 | $3.53M | 1.90% | +83,100+93.0% | Added |
| Susquehanna International Group, LLP | 149,036 | $3.05M | 0.01% | +140,070+1,562.2% | Added |
| Boothbay Fund Management, LLC | 128,875 | $2.64M | 0.09% | +93,308+262.3% | Added |
| First Trust Advisors LP | 119,052 | $2.44M | 0.00% | +119,052 | New |
| Invesco Ltd. | 118,934 | $2.43M | 0.00% | −31,625−21.0% | Reduced |
| Saturn V Capital Management LLC | 116,353 | $2.38M | 1.20% | +16,353+16.4% | Added |
| HealthInvest Partners AB | 107,783 | $2.21M | 0.97% | −31,200−22.4% | Reduced |
| StemPoint Capital LP | 104,585 | $2.14M | 0.68% | +104,585 | New |
| Parkman Healthcare Partners LLC | 100,955 | $2.07M | 0.25% | +24,839+32.6% | Added |
| Ameriprise Financial Inc | 95,154 | $1.95M | 0.00% | +95,154 | New |
| Geode Capital Management, LLC | 85,828 | $1.76M | 0.00% | −2,716−3.1% | Reduced |
| Alps Advisors Inc | 77,961 | $1.60M | 0.01% | +3,252+4.4% | Added |
| Deutsche Bank AG | 72,397 | $1.48M | 0.00% | +69,749+2,634.0% | Added |
| Swiss National Bank | 70,900 | $1.45M | 0.00% | −1,100−1.5% | Reduced |
| Avidity Partners Management LP | 68,000 | $1.39M | 0.29% | −286,000−80.8% | Reduced |
| State Street Corp | 66,698 | $1.37M | 0.00% | +6,440+10.7% | Added |
| Trexquant Investment LP | 66,102 | $1.35M | 0.02% | +66,102 | New |
| ExodusPoint Capital Management, LP | 59,644 | $1.22M | 0.02% | +59,644 | New |
| BVF Inc | 59,065 | $1.21M | 0.05% | +59,065 | New |
| Verition Fund Management LLC | 50,472 | $1.03M | 0.01% | +50,472 | New |
| Lisanti Capital Growth, LLC | 49,110 | $1.01M | 0.30% | +10,395+26.9% | Added |
| Two Sigma Investments, LP | 41,858 | $856.8K | 0.00% | −47,731−53.3% | Reduced |
| Omers Administration Corp | 37,700 | $771.7K | 0.01% | +17,200+83.9% | Added |
| Schonfeld Strategic Advisors LLC | 33,457 | $684.9K | 0.00% | +13,075+64.1% | Added |
| Legal & General Group Plc | 33,129 | $678.2K | 0.00% | +10,183+44.4% | Added |
| HRT Financial LP | 32,642 | $668.0K | 0.00% | +32,642 | New |
| Caption Management, LLC | 30,934 | $633.2K | 0.03% | −113,644−78.6% | Reduced |
| Vanguard Group Inc | 30,476 | $623.8K | 0.00% | 00.0% | Unchanged |
| Mirae Asset Global ETFs Holdings Ltd. | 29,779 | $609.6K | 0.00% | +29,779 | New |
| Northern Trust Corp | 29,660 | $607.1K | 0.00% | +8,033+37.1% | Added |
| Gilder Gagnon Howe & Co LLC | 29,569 | $605.3K | 0.01% | −302−1.0% | Reduced |
| BNP Paribas Arbitrage, SA | 28,020 | $573.6K | 0.00% | −7,637−21.4% | Reduced |
| Fred Alger Management, LLC | 27,421 | $561.3K | 0.00% | −53,158−66.0% | Reduced |
| Yarbrough Capital, LLC | 23,960 | $490.5K | 0.02% | 00.0% | Unchanged |
| Gsa Capital Partners LLP | 22,358 | $458.0K | 0.04% | −31,877−58.8% | Reduced |
| China Universal Asset Management Co., Ltd. | 22,028 | $450.9K | 0.04% | +2,439+12.5% | Added |
| Bellevue Group AG | 21,800 | $446.2K | 0.01% | −3,200−12.8% | Reduced |
| Bryce Point Capital, LLC | 19,653 | $438.1K | 0.33% | +19,653 | New |
| California State Teachers Retirement System | 19,404 | $397.2K | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 15,885 | $325.2K | 0.00% | −828−5.0% | Reduced |
| Millennium Management LLC | 14,300 | $292.7K | 0.00% | −479,930−97.1% | Reduced |
| HB Wealth Management, LLC | 11,247 | $230.2K | 0.00% | +2,519+28.9% | Added |
| Arizona State Retirement System | 10,486 | $214.6K | 0.00% | +10,486 | New |
| Manufacturers Life Insurance Company, The | 10,324 | $211.3K | 0.00% | +1,708+19.8% | Added |
| Keybank National Association | 9,983 | $204.4K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 9,336 | $191.0K | 0.00% | −11,022−54.1% | Reduced |
| Virtus Investment Advisers, Inc. | 6,543 | $133.9K | 0.04% | +6,543 | New |
| KLP Kapitalforvaltning AS | 6,000 | $122.8K | 0.00% | 00.0% | Unchanged |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 5,990 | $122.6K | 0.00% | +3,390+130.4% | Added |
| SG Americas Securities, LLC | 5,659 | $116.0K | 0.00% | +5,659 | New |
| CIBC Private Wealth Group, LLC | 7,640 | $115.8K | 0.00% | 00.0% | Unchanged |
| Avanza Fonder AB | 6,205 | $113.0K | 0.00% | +6,205 | New |
| The PNC Financial Services Group, Inc. | 4,668 | $95.6K | 0.00% | +267+6.1% | Added |
| Mirae Asset Global Investments Co., Ltd. | 3,675 | $80.0K | 0.00% | +596+19.4% | Added |
| Citigroup Inc | 3,617 | $74.0K | 0.00% | −1,043−22.4% | Reduced |