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NewAmsterdam Pharma (NAMS) Institutional Ownership

NewAmsterdam Pharma logo
$23.60 +0.21 (+0.90%)
Closing price 07/25/2025 04:00 PM Eastern
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$23.60 +0.00 (+0.02%)
As of 07/25/2025 04:29 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.
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Institutional Ownership Changes (13F Filings) for NewAmsterdam Pharma (NASDAQ:NAMS)

Current
Institutional Ownership
Percentage
89.89%
Number of
Institutional Buyers
(last 12 months)
95
Total
Institutional Inflows
(last 12 months)
$851.95M
Number of
Institutional Sellers
(last 12 months)
34
Total
Institutional Outflows
(last 12 months)
$88.51M
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NAMS Institutional Buying and Selling by Quarter

NewAmsterdam Pharma Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
7/24/2025 Aberdeen Group plc735,032$13.31M0.0%+95.0%0.655%
7/23/2025 KLP Kapitalforvaltning AS9,100$165K0.0%+51.7%0.008%
7/22/2025 Knights of Columbus Asset Advisors LLC32,833$595K0.0%N/A0.029%
7/21/2025 Mirae Asset Global Investments Co. Ltd.4,337$79K0.0%+18.0%0.004%
7/14/2025 Avanza Fonder AB7,505$136K0.0%+21.0%0.007%
7/14/2025 Atle Fund Management AB157,223$2.85M1.2%+45.9%0.140%
7/8/2025 PTM Wealth Management LLC12,900$256K0.2%N/A0.011%
5/19/2025UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC288,134$5.90M0.0%+13.6%0.262%
5/16/2025Woodline Partners LP2,442,397$50.00M0.3%+0.5%2.224%
5/16/2025Fred Alger Management LLC27,421$561K0.0%-66.0%0.025%
5/16/2025Goldman Sachs Group Inc.619,563$12.68M0.0%-5.4%0.552%
5/16/2025Parkman Healthcare Partners LLC100,955$2.07M0.2%+32.6%0.092%
5/16/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.29,779$610K0.0%N/A0.027%
5/16/2025Duquesne Family Office LLC800,360$16.38M0.5%+178.4%0.729%
5/16/2025 Cutter Capital Management LP221,152$4.53M2.0%-34.4%0.201%
5/16/2025Alliancebernstein L.P.2,241,953$45.89M0.0%+20.7%2.042%
5/16/2025BVF Inc. IL59,065$1.21M0.0%N/A0.054%
5/16/2025Adage Capital Partners GP L.L.C.1,950,650$39.93M0.1%+85.8%1.776%
5/15/2025RA Capital Management L.P.10,138,938$207.54M3.5%+14.6%9.232%
5/15/2025Frazier Life Sciences Management L.P.16,116,418$329.90M15.1%+1.3%14.676%
5/15/2025Maverick Capital Ltd.549,469$11.25M0.2%+57.0%0.500%
5/15/2025Caption Management LLC30,934$633K0.0%-341.3%0.028%
5/15/2025Quarry LP1,200$25K0.0%N/A0.001%
5/15/2025Siren L.L.C.1,912,030$39.14M2.3%-8.8%1.741%
5/15/2025Trexquant Investment LP66,102$1.35M0.0%N/A0.060%
5/15/2025OMERS ADMINISTRATION Corp37,700$772K0.0%+83.9%0.034%
5/14/2025Wellington Management Group LLP3,541,975$72.50M0.0%+53.0%3.225%
5/13/2025American Century Companies Inc.528,830$10.83M0.0%+52.6%0.482%
5/13/2025 Aberdeen Group plc376,863$7.71M0.0%+110.5%0.343%
5/12/2025Invesco Ltd.118,934$2.44M0.0%-21.0%0.108%
5/12/2025Swiss National Bank70,900$1.45M0.0%-1.5%0.065%
5/9/2025CenterBook Partners LP222,264$4.55M0.3%+6.6%0.202%
5/9/2025Deutsche Bank AG72,397$1.48M0.0%+2,634.0%0.066%
5/9/2025DCF Advisers LLC172,500$3.53M1.7%+93.0%0.157%
5/7/2025Bryce Point Capital LLC19,653$438K0.3%N/A0.018%
5/7/2025Zurcher Kantonalbank Zurich Cantonalbank 5,990$123K0.0%+130.4%0.005%
5/7/2025 HB Wealth Management LLC11,247$230K0.0%+28.9%0.010%
5/6/2025Readystate Asset Management LP229,662$4.70M0.2%-11.8%0.209%
5/5/2025 Atle Fund Management AB107,783$2.21M1.0%-22.4%0.098%
5/5/2025Jennison Associates LLC3,970,189$81.27M0.1%-0.7%3.615%
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5/2/2025TimesSquare Capital Management LLC891,088$18.24M0.3%-0.5%0.811%
5/1/2025Arizona State Retirement System10,486$215K0.0%N/A0.010%
4/30/2025Alps Advisors Inc.77,961$1.60M0.0%+4.4%0.071%
4/30/2025China Universal Asset Management Co. Ltd.22,028$451K0.0%+12.5%0.020%
4/25/2025Lisanti Capital Growth LLC49,110$1.01M0.3%+26.9%0.045%
4/24/2025 Mirae Asset Global Investments Co. Ltd.3,675$80K0.0%+19.4%0.003%
4/15/2025Handelsbanken Fonder AB260,000$5.32M0.0%+38.7%0.237%
4/15/2025 Avanza Fonder AB6,205$127K0.0%N/A0.006%
3/24/2025Wellington Management Group LLP2,315,123$59.50M0.0%+2,410.4%2.108%
3/18/2025California State Teachers Retirement System19,404$499K0.0%+23.5%0.018%
2/19/2025 GF Fund Management CO. LTD.1,940$50K0.0%N/A0.002%
2/18/2025Frazier Life Sciences Management L.P.15,916,418$409.05M17.0%+23.8%17.227%
2/17/2025UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC253,571$6.52M0.0%+6.0%0.274%
2/17/2025Voloridge Investment Management LLC28,041$721K0.0%N/A0.030%
2/17/2025Woodline Partners LP2,430,782$62.47M0.4%+108.7%2.631%
2/17/2025Two Sigma Advisers LP74,300$1.91M0.0%-23.8%0.080%
2/17/2025Two Sigma Investments LP89,589$2.30M0.0%-61.1%0.097%
2/17/2025Polar Capital Holdings Plc1,750,000$44.98M0.3%+16.3%1.894%
2/17/2025Parkman Healthcare Partners LLC76,116$1.96M0.3%-27.7%0.082%
2/17/2025OMERS ADMINISTRATION Corp20,500$527K0.0%N/A0.022%
2/17/2025Maven Securities LTD150,000$3.86M0.1%N/A0.162%
2/17/2025Millennium Management LLC494,230$12.70M0.0%+2,850.8%0.535%
2/17/2025Lazard Asset Management LLC28,517$732K0.0%N/A0.031%
2/17/2025Janus Henderson Group PLC1,736,777$44.65M0.0%+12.7%1.880%
2/17/2025Fcpm Iii Services B.V.10,597,181$272.35M46.2%-10.4%11.470%
2/17/2025Fred Alger Management LLC80,579$2.07M0.0%N/A0.087%
2/17/2025Deerfield Management Company L.P. Series C4,314,340$110.88M2.1%+378.4%4.670%
2/17/2025Crestline Management LP35,068$901K0.0%N/A0.038%
2/17/2025 Cutter Capital Management LP337,152$8.67M3.6%N/A0.365%
2/17/2025Bellevue Group AG25,000$642K0.0%+224.7%0.027%
2/17/2025Bank of America Corp DE43,529$1.12M0.0%+1,506.2%0.047%
2/17/2025BNP Paribas Financial Markets35,657$916K0.0%N/A0.039%
2/17/2025Alyeska Investment Group L.P.114,707$2.95M0.0%-62.8%0.124%
2/17/2025ArrowMark Colorado Holdings LLC345,048$8.87M0.1%-2.8%0.373%
2/17/2025AXA S.A.278,266$7.15M0.0%-19.3%0.301%
2/17/2025Acuta Capital Partners LLC50,000$1.29M1.3%N/A0.054%
2/14/2025RA Capital Management L.P.8,845,000$227.32M3.0%+9.7%9.574%
2/14/2025Monashee Investment Management LLC50,000$1.29M0.2%N/A0.054%
2/14/2025Schonfeld Strategic Advisors LLC20,382$524K0.0%N/A0.022%
2/14/2025Northern Trust Corp21,627$556K0.0%N/A0.023%
2/14/2025The Manufacturers Life Insurance Company8,616$221K0.0%N/A0.009%
2/14/2025Tudor Investment Corp ET AL52,208$1.34M0.0%N/A0.057%
2/14/2025Decheng Capital LLC770,000$19.79M4.2%+30.5%0.833%
2/14/2025Virtus ETF Advisers LLC2,834$73K0.0%-40.2%0.003%
2/14/2025Gilder Gagnon Howe & Co. LLC29,871$768K0.0%+24.9%0.032%
2/14/2025Adage Capital Partners GP L.L.C.1,050,000$26.99M0.0%-23.9%1.136%
2/14/2025GMT Capital Corp285,136$7.33M0.4%-65.6%0.309%
2/14/2025Slate Path Capital LP319,000$8.20M0.1%N/A0.345%
2/14/2025Eversept Partners LP275,362$7.08M0.6%-10.4%0.298%
2/14/2025Rock Springs Capital Management LP767,522$19.73M0.8%+117.2%0.831%
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2/14/2025Bain Capital Life Sciences Investors LLC10,719,110$275.48M32.4%+2.3%11.602%
2/14/2025Tower Research Capital LLC TRC1,297$33K0.0%-83.3%0.001%
2/14/2025Capital World Investors1,016,076$26.11M0.0%N/A1.100%
2/14/2025Capital International Investors2,062,535$53.01M0.0%N/A2.233%
2/13/2025Marshall Wace LLP288,446$7.41M0.0%+161.9%0.312%
2/13/2025Affinity Asset Advisors LLC425,000$10.92M1.5%-10.0%0.460%
2/13/2025Jump Financial LLC25,401$653K0.0%N/A0.027%
2/13/2025Walleye Capital LLC10,506$270K0.0%-77.6%0.011%
2/13/2025Barclays PLC16,713$429K0.0%+120.0%0.018%
2/13/2025Kennedy Capital Management LLC7,945$204K0.0%-43.4%0.009%
(Data available from 1/1/2016 forward)

NAMS Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of NAMS shares?

During the previous two years, 117 institutional investors and hedge funds held shares of NewAmsterdam Pharma. The most heavily invested institutionals were Frazier Life Sciences Management L.P. ($329.90M), Bain Capital Life Sciences Investors LLC ($275.48M), Fcpm Iii Services B.V. ($272.35M), RA Capital Management L.P. ($207.54M), Deerfield Management Company L.P. Series C ($110.88M), Jennison Associates LLC ($81.27M), and Wellington Management Group LLP ($72.50M).Learn more on NewAmsterdam Pharma's institutional investors.

What percentage of NewAmsterdam Pharma's stock is owned by institutional investors?

89.89% of NewAmsterdam Pharma's stock is owned by institutional investors. Learn more on NAMS's institutional investor holdings.

Which institutional investors have been buying NewAmsterdam Pharma's stock?

Of the 102 institutional investors that purchased NewAmsterdam Pharma's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Fcpm Iii Services B.V. ($11.83M), RA Capital Management L.P. ($7.07M), Wellington Management Group LLP ($5.68M), Jennison Associates LLC ($3.99M), Frazier Life Sciences Management L.P. ($3.89M), Deerfield Management Company L.P. Series C ($3.61M), and Bain Capital Life Sciences Investors LLC ($2.42M).

How much institutional buying is happening at NewAmsterdam Pharma?

Institutional investors have bought a total of 35,428,253 shares in the last 24 months. This purchase volume represents approximately $851.95M in transactions.

Which of NewAmsterdam Pharma's major shareholders have been selling company stock?

Of the 34 institutional investors that sold NewAmsterdam Pharma's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Fcpm Iii Services B.V. ($1.23M), GMT Capital Corp ($543.90K), Adage Capital Partners GP L.L.C. ($330K), Alyeska Investment Group L.P. ($193.45K), Siren L.L.C. ($183.61K), Moody Aldrich Partners LLC ($141.52K), and Two Sigma Investments LP ($140.51K).

How much institutional selling is happening at NewAmsterdam Pharma?

Institutional investors have sold a total of 3,588,612 shares in the last 24 months. This volume of shares sold represents approximately $88.51M in transactions.


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This page (NASDAQ:NAMS) was last updated on 7/26/2025 by MarketBeat.com Staff
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