Newamsterdam Pharma Co. NVNAMS
13F holders, Q4 2024 (December 31)130holders +30
42new positions
15sold out
6famous investors
$25.70avg. 13F price*
At the end of Q4 2024, 130 institutions reported holding Newamsterdam Pharma Co. NV (NAMS) in their 13F filings, up 30 from Q3 2024. 42 opened new positions and 15 sold out. The largest holders were Frazier Life Sciences Management, L.P. ($409.1M), Bain Capital Life Sciences Investors, LLC ($275.5M) and FCPM III Services B.V. ($272.3M). 6 famous investors held it, including Andreas Halvorsen (0.6% of Viking Global Investors's portfolio), Stanley Druckenmiller (0.2% of Duquesne Family Office's portfolio) and Lee Ainslie (0.2% of Maverick Capital's portfolio).
- Company
- Newamsterdam Pharma Co. NV
- CUSIP
- N62509109
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q3 2024 → Q4 2024
| Institutions | Total Value | |
|---|---|---|
| New Positions | 42 | $199.6M |
| Exits | 15 | $33.5M |
All 13F filers, Q3 2024 → Q4 2024: 28,436,425 shares bought and 6,953,309 shares sold, net +21,483,116 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 130 holders
| Frazier Life Sciences Management, L.P. | 17.03% | Add +23.8% | 15,916,418 | $409.1M |
| Bain Capital Life Sciences Investors, LLC | 32.46% | Add +2.3% | 10,719,110 | $275.5M |
| FCPM III Services B.V. | 45.98% | Reduce -10.4% | 10,597,181 | $272.3M |
| Ra Capital Management, L.P. | 3.03% | Add +9.7% | 8,845,000 | $227.3M |
| Viking Global Investors | 0.58% | Reduce -13.0% | 6,978,534 | $179.3M |
| Deerfield Management Company, L.P. | 2.38% | Add +378.4% | 4,314,340 | $110.9M |
| Jennison Associates LLC | 0.06% | Add +291.9% | 3,998,541 | $102.8M |
| Cormorant Asset Management, LP | 4.59% | Add +31.6% | 3,250,000 | $83.5M |
| Medicxi Ventures Management (Jersey) Ltd | 13.94% | No change | 2,869,565 | $73.7M |
| Woodline Partners LP | 0.42% | Add +108.7% | 2,430,782 | $62.5M |
| Wellington Management Group LLP | 0.01% | Add +2410.3% | 2,315,123 | $59.5M |
| Siren, L.L.C. | 2.38% | Add +127.7% | 2,095,638 | $53.9M |
| Capital International Investors | 0.01% | New | 2,062,535 | $53.0M |
| Alliancebernstein L.P. | 0.02% | New | 1,858,065 | $47.8M |
| Polar Capital Holdings Plc | 0.25% | Add +16.3% | 1,750,000 | $45.0M |
| Janus Henderson Group PLC | 0.02% | Add +12.7% | 1,736,777 | $44.7M |
| Pictet Asset Management Holding SA | 0.03% | Add +13.8% | 1,157,452 | $29.7M |
| Adage Capital Partners Gp, L.L.C. | 0.05% | Reduce -23.9% | 1,050,000 | $27.0M |
| Capital World Investors | 0.00% | New | 1,016,076 | $26.1M |
| Citadel Advisors | 0.02% | Add +86.8% | 975,831 | $25.1M |
| TimesSquare Capital Management, LLC | 0.34% | Add +250.9% | 895,574 | $23.0M |
| Decheng Capital LLC | 4.25% | Add +30.5% | 770,000 | $19.8M |
| Rock Springs Capital Management LP | 0.75% | Add +117.2% | 767,522 | $19.7M |
| Goldman Sachs Group Inc. | 0.00% | Add +1821.5% | 654,710 | $16.8M |
| Millennium Management | 0.01% | Add +2850.8% | 494,230 | $12.7M |
| BlackRock, Inc. | 0.00% | Add +562.2% | 441,518 | $11.3M |
| Morgan Stanley | 0.00% | Add +111.7% | 430,102 | $11.1M |
| Affinity Asset Advisors, LLC | 1.86% | Reduce -10.0% | 425,000 | $10.9M |
| Avidity Partners Management LP | 0.91% | Reduce -60.2% | 354,000 | $9.1M |
| Maverick Capital | 0.16% | New | 350,005 | $9.0M |
| American Century Companies Inc. | 0.01% | New | 346,572 | $8.9M |
| ArrowMark Colorado Holdings LLC | 0.12% | Reduce -2.8% | 345,048 | $8.9M |
| Cutter Capital Management, LP | 3.55% | New | 337,152 | $8.7M |
| Opaleye Management Inc. | 1.49% | Reduce -3.0% | 325,000 | $8.4M |
| Slate Path Capital LP | 0.15% | New | 319,000 | $8.2M |
| Marshall Wace, LLP | 0.01% | Add +161.9% | 288,446 | $7.4M |
| Duquesne Family Office | 0.21% | No change | 287,535 | $7.4M |
| GMT Capital Corp | 0.36% | Reduce -65.6% | 285,136 | $7.3M |
| AXA S.A. | 0.02% | Reduce -19.3% | 278,266 | $7.2M |
| Eversept Partners, LP | 0.73% | Reduce -10.4% | 275,362 | $7.1M |
| Readystate Asset Management LP | 0.51% | Add +115.2% | 260,400 | $6.7M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | Add +6.0% | 253,571 | $6.5M |
| CenterBook Partners LP | 0.32% | Add +143.4% | 208,589 | $5.4M |
| Handelsbanken Fonder AB | 0.02% | New | 187,404 | $4.8M |
| Aberdeen Group plc | 0.01% | Add +38.7% | 179,060 | $4.6M |
| Invesco Ltd. | 0.00% | New | 150,559 | $3.9M |
| Ovata Capital Management Ltd | 1.47% | New | 150,000 | $3.9M |
| Maven Securities LTD | 0.62% | New | 150,000 | $3.9M |
| Caption Management, LLC | 0.15% | New | 144,578 | $3.7M |
| Atle Fund Management AB | 1.69% | No change | 138,983 | $3.6M |
| Alyeska Investment Group, L.P. | 0.01% | Reduce -62.8% | 114,707 | $2.9M |
| Saturn V Capital Management LP | 1.01% | New | 100,000 | $2.6M |
| Two Sigma Investments, LP | 0.01% | Reduce -61.1% | 89,589 | $2.3M |
| DCF Advisers, LLC | 1.16% | Add +162.9% | 89,400 | $2.3M |
| Geode Capital Management, LLC | 0.00% | Add +2.6% | 88,544 | $2.3M |
| Fred Alger Management, LLC | 0.01% | New | 80,579 | $2.1M |
| UBS Group AG | 0.00% | Reduce -38.4% | 80,210 | $2.1M |
| Moody Aldrich Partners LLC | 0.38% | Reduce -63.4% | 79,145 | $2.0M |
| Parkman Healthcare Partners LLC | 0.26% | Reduce -27.7% | 76,116 | $2.0M |
| Alps Advisors Inc. | 0.01% | Add +7.3% | 74,709 | $1.9M |
| Two Sigma Advisers, LP | 0.00% | Reduce -23.8% | 74,300 | $1.9M |
| Swiss National Bank | 0.00% | Add +105.1% | 72,000 | $1.9M |
| JPMorgan Chase & Co. | 0.00% | Add +172.8% | 60,977 | $1.6M |
| State Street Corp. | 0.00% | Add +58.9% | 60,258 | $1.5M |
| Artia Global Partners LP | 0.56% | No change | 54,285 | $1.4M |
| Gsa Capital Partners LLP | 0.10% | Reduce -18.3% | 54,235 | $1.4M |
| Tudor Investment Corporation | 0.01% | New | 52,208 | $1.3M |
| Acuta Capital Partners, LLC | 1.29% | New | 50,000 | $1.3M |
| Monashee Investment Management LLC | 0.18% | New | 50,000 | $1.3M |
| Bank of America Corp. | 0.00% | Add +1506.2% | 43,529 | $1.1M |
| Lisanti Capital Growth, LLC | 0.24% | Reduce -8.2% | 38,715 | $995K |
| BNP Paribas Financial Markets | 0.00% | New | 35,657 | $916K |
| Boothbay Fund Management, LLC | 0.03% | New | 35,567 | $914K |
| Crestline Management, L.P. | 0.03% | New | 35,068 | $901K |
| Arrowstreet Capital, Limited Partnership | 0.00% | New | 30,504 | $784K |
| Vanguard Group Inc. | 0.00% | Add +126.7% | 30,476 | $783K |
| Pamalican Asset Management Ltd | 0.34% | — | 30,000 | $771K |
| Gilder Gagnon Howe & Co. LLC | 0.01% | Add +24.9% | 29,871 | $768K |
| Lazard Asset Management LLC | 0.00% | New | 28,517 | $732K |
| Voloridge Investment Management, LLC | 0.00% | New | 28,041 | $721K |
| M&T Bank Corp | 0.00% | No change | 27,328 | $702K |
| Jump Financial, LLC | 0.01% | New | 25,401 | $653K |
| Bellevue Group AG | 0.01% | Add +224.7% | 25,000 | $643K |
| Yarbrough Capital, LLC | 0.02% | No change | 23,960 | $616K |
| Legal & General Group Plc | 0.00% | Add +44.9% | 22,946 | $590K |
| Northern Trust Corp. | 0.00% | New | 21,627 | $556K |
| OMERS ADMINISTRATION Corp | 0.00% | New | 20,500 | $527K |
| Royal Bank of Canada | 0.00% | Add +127.3% | 20,358 | $524K |
| Schonfeld Strategic Advisors LLC | 0.00% | New | 20,382 | $524K |
| China Universal Asset Management Co., Ltd. | 0.05% | New | 19,589 | $503K |
| California State Teachers Retirement System | 0.00% | Add +23.5% | 19,404 | $499K |
| Barclays PLC | 0.00% | Add +120.0% | 16,713 | $430K |
| Teacher Retirement System of Texas | 0.00% | New | 10,753 | $276K |
| Walleye Capital LLC | 0.00% | Reduce -77.6% | 10,506 | $270K |
| Keybank National Association | 0.00% | New | 9,983 | $257K |
| Glenmede Trust Co. NA | 0.00% | Reduce -63.7% | 9,965 | $256K |
| Cinctive Capital Management LP | 0.01% | Reduce -85.7% | 9,516 | $245K |
| Envestnet Asset Management Inc. | 0.00% | Reduce -48.3% | 9,359 | $241K |
| Sei Investments Co. | 0.00% | Reduce -60.8% | 9,326 | $240K |
| Susquehanna International Group, LLP | 0.00% | New | 8,966 | $230K |
| HB Wealth Management, LLC | 0.00% | New | 8,728 | $224K |
| Manufacturers Life Insurance Company, The | 0.00% | New | 8,616 | $221K |
| Kennedy Capital Management LLC | 0.00% | Reduce -43.4% | 7,945 | $204K |
| CIBC Private Wealth Group LLC | 0.00% | No change | 7,640 | $195K |
| KLP Kapitalforvaltning As | 0.00% | — | 6,000 | $154K |
| Citigroup Inc. | 0.00% | New | 4,660 | $120K |
| PNC Financial Services Group, Inc. | 0.00% | Reduce -0.9% | 4,401 | $113K |
| Mirae Asset Global Investments Co., Ltd. | 0.00% | New | 3,079 | $80K |
| Virtus Advisers, LLC | 0.03% | Reduce -40.2% | 2,834 | $73K |
| US Bancorp \de | 0.00% | Reduce -80.6% | 2,804 | $72K |
| Deutsche Bank AG | 0.00% | Add +8.1% | 2,648 | $68K |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 0.00% | New | 2,600 | $67K |
| National Bank of Canada | 0.00% | New | 2,000 | $51K |
| GF Fund Management Co. LTD. | 0.00% | — | 1,940 | $50K |
| Parallel Advisors, LLC | 0.00% | No change | 1,400 | $36K |
| Tower Research Capital LLC (TRC) | 0.00% | Reduce -83.3% | 1,297 | $33K |
| Simplex Trading, LLC | 0.00% | Add +1632.3% | 1,074 | $27K |
| Signaturefd, LLC | 0.00% | No change | 647 | $17K |
| PSI Advisors, LLC | 0.00% | No change | 500 | $13K |
| Wells Fargo & Company | 0.00% | No change | 500 | $13K |
| Daiwa Securities Group Inc. | 0.00% | New | 305 | $8K |
| Caitong International Asset Management Co., Ltd | 0.01% | — | 220 | $6K |
| FMR LLC | 0.00% | Reduce -99.9% | 212 | $5K |
| Group One Trading LLC | 0.00% | New | 176 | $5K |
| Osaic Holdings, Inc. | 0.00% | Reduce -24.1% | 142 | $4K |
| Assetmark, Inc. | 0.00% | New | 96 | $2K |
| Cwm, LLC | 0.00% | Add +94.7% | 74 | $2K |
| Principal Securities, Inc. | 0.00% | Reduce -43.5% | 13 | $334 |
| Dupont Capital Management Corp. | 0.00% | No change | 1 | $26 |
| IFP Advisors, Inc | 0.00% | New | 1 | $26 |
"% of holder's portfolio" is NAMS's weight in each manager's 13F, not the share of Newamsterdam Pharma Co. NV the manager owns.