Free Trial
Tada emoji MarketBeat All Access — Now Just $5.00 for 5 Weeks

NewAmsterdam Pharma (NAMS) Institutional Ownership

NewAmsterdam Pharma logo
$25.07 -0.10 (-0.40%)
Closing price 04:00 PM Eastern
Extended Trading
$25.08 +0.01 (+0.04%)
As of 05:37 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.
Compare

Institutional Ownership Changes (13F Filings) for NewAmsterdam Pharma (NASDAQ:NAMS)

Current
Institutional Ownership
Percentage
89.89%
Number of
Institutional Buyers
(last 12 months)
102
Total
Institutional Inflows
(last 12 months)
$897.28M
Number of
Institutional Sellers
(last 12 months)
37
Total
Institutional Outflows
(last 12 months)
$111.43M
Get NAMS Insider Trade Alerts

Want to know when executives and insiders are buying or selling NewAmsterdam Pharma stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily.

Skip Chart & View Institutional Buying and Selling Data

NAMS Institutional Buying and Selling by Quarter

NewAmsterdam Pharma Major Shareholders & Ownership History

Export to Excel
Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
8/15/2025BNP Paribas Financial Markets29,277$530K0.0%+4.5%0.026%
8/15/2025Boothbay Fund Management LLC60,054$1.09M0.0%-53.4%0.053%
8/15/2025Bellevue Group AG20,555$372K0.0%-5.7%0.018%
8/15/2025Bank of America Corp DE484,004$8.77M0.0%-26.6%0.431%
8/15/2025Adage Capital Partners GP L.L.C.3,013,009$54.57M0.1%+54.5%2.684%
8/15/2025Ameriprise Financial Inc.208,081$3.77M0.0%+118.7%0.185%
8/14/2025California State Teachers Retirement System47,862$867K0.0%+146.7%0.043%
8/14/2025Maverick Capital Ltd.1,531,874$27.74M0.4%+178.8%1.364%
8/14/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.31,383$568K0.0%+5.4%0.028%
8/14/2025Alliancebernstein L.P.2,331,583$42.23M0.0%+4.0%2.077%
8/14/2025The Manufacturers Life Insurance Company 10,868$197K0.0%+5.3%0.010%
8/14/2025HighVista Strategies LLC19,274$349K0.1%N/A0.017%
8/14/2025Stempoint Capital LP152,652$2.77M0.9%+46.0%0.136%
8/14/2025AXA S.A.242,916$4.40M0.0%+0.2%0.216%
8/13/2025 Affinity Asset Advisors LLC275,000$4.98M0.7%-21.4%0.245%
8/13/2025 First Trust Advisors LP131,430$2.38M0.0%+10.4%0.117%
8/13/2025 Kennedy Capital Management LLC13,675$248K0.0%N/A0.012%
8/13/2025 Saturn V Capital Management LP220,695$4.00M1.6%+89.7%0.197%
8/13/2025 Invesco Ltd.134,035$2.43M0.0%+12.7%0.119%
8/13/2025 Virtus Investment Advisers LLC4,471$81K0.0%-31.7%0.004%
8/12/2025 American Century Companies Inc.532,916$9.65M0.0%+0.8%0.475%
8/12/2025 Franklin Resources Inc.334,212$6.05M0.0%+30.6%0.298%
8/12/2025 Legal & General Group Plc44,235$801K0.0%+33.5%0.039%
8/12/2025 JPMorgan Chase & Co.1,458,897$26.42M0.0%+47.2%1.299%
8/12/2025 Swiss National Bank83,900$1.52M0.0%+18.3%0.075%
8/12/2025 Handelsbanken Fonder AB341,600$6.19M0.0%+31.4%0.304%
8/8/2025 Letko Brosseau & Associates Inc.11,775$213K0.0%N/A0.010%
8/8/2025 Geode Capital Management LLC99,457$1.80M0.0%+15.9%0.089%
8/8/2025 TimesSquare Capital Management LLC872,537$15.80M0.2%-2.1%0.777%
8/5/2025 Bank of New York Mellon Corp352,952$6.39M0.0%N/A0.314%
8/1/2025 Jennison Associates LLC2,946,103$53.35M0.0%-25.8%2.624%
8/1/2025 Teacher Retirement System of Texas11,700$212K0.0%N/A0.010%
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%
BREAKING: The House just passed 3 pro-crypto bills! (Ad)

THREE pro-crypto bills just passed the House! Now, experts believe altcoin season is officially here.

Discover the under-the-radar project I believe will skyrocket as a result.
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%
5/15/2025 Siren L.L.C.1,912,030$39.14M2.3%-8.8%1.741%
5/15/2025 Trexquant Investment LP66,102$1.35M0.0%N/A0.060%
5/15/2025 OMERS ADMINISTRATION Corp37,700$772K0.0%+83.9%0.034%
5/14/2025Wellington Management Group LLP3,541,975$72.50M0.0%+53.0%3.225%
5/13/2025 American 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%
5/12/2025 Invesco Ltd.118,934$2.44M0.0%-21.0%0.108%
5/12/2025 Swiss National Bank70,900$1.45M0.0%-1.5%0.065%
5/9/2025 CenterBook Partners LP222,264$4.55M0.3%+6.6%0.202%
5/9/2025 Deutsche Bank AG72,397$1.48M0.0%+2,634.0%0.066%
5/9/2025 DCF Advisers LLC172,500$3.53M1.7%+93.0%0.157%
5/7/2025 Bryce Point Capital LLC19,653$438K0.3%N/A0.018%
5/7/2025 Zurcher Kantonalbank Zurich Cantonalbank5,990$123K0.0%+130.4%0.005%
5/7/2025 HB Wealth Management LLC11,247$230K0.0%+28.9%0.010%
5/6/2025 Readystate 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%
5/5/2025 Jennison Associates LLC3,970,189$81.27M0.1%-0.7%3.615%
5/2/2025 TimesSquare Capital Management LLC891,088$18.24M0.3%-0.5%0.811%
5/1/2025 Arizona State Retirement System10,486$215K0.0%N/A0.010%
4/30/2025 Alps 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%
4/25/2025 Lisanti 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%
4/15/2025 Handelsbanken 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%
REVEALED FREE: Our top 3 stocks to own in 2025 and beyond (Ad)

Every time Weiss Ratings flashed green like this, the average gain on each and every stock has been 303% (including the losers!).

Click here for the names of our three top stocks to own this year (no purchase necessary).
2/17/2025Parkman Healthcare Partners LLC76,116$1.96M0.3%-27.7%0.082%
2/17/2025 OMERS 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%
(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, 126 institutional investors and hedge funds held shares of NewAmsterdam Pharma. The most heavily invested institutionals were Frazier Life Sciences Management L.P. ($300.75M), 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), Wellington Management Group LLP ($72.50M), and Adage Capital Partners GP L.L.C. ($54.57M).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 111 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), Frazier Life Sciences Management L.P. ($4.38M), Jennison Associates LLC ($3.99M), 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 38,481,466 shares in the last 24 months. This purchase volume represents approximately $906.17M in transactions.

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

Of the 37 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), Jennison Associates LLC ($1.05M), 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), and Bank of America Corp DE ($175.30K).

How much institutional selling is happening at NewAmsterdam Pharma?

Institutional investors have sold a total of 4,859,942 shares in the last 24 months. This volume of shares sold represents approximately $111.43M in transactions.


Related Companies

This page (NASDAQ:NAMS) was last updated on 8/15/2025 by MarketBeat.com Staff
From Our Partners
Trump’s national nightmare is here
Porter Stansberry and Jeff Brown say a new U.S. national emergency is already underway — and it could trigger ...
Porter & Company | Sponsored
Alex’s “Next Magnificent Seven” stocks
The original “Magnificent Seven” turned $7K into $1.18 million. Now, Alex Green has identified AI’s Next Ma...
The Oxford Club | Sponsored
INVESTOR ALERT: Tiny “$3 AI Wonder Stock” on the Verge of Blasting Off
Right now, we’re witnessing a monumental shift in the world.
Traders Agency | Sponsored
BONUS GUIDE - Ben Stein Prepares For the Next Financial Crisis
With inflation high, debt soaring, and global tensions rising, a financial storm may be brewing. Economist ...
Goldco Precious Metals | Sponsored
Elon’s Secret Social Security Bombshell
To All Americans Born Before April 16th, 1963: Did Trump Just Give The Green Light To Radically RE-DO Social S...
Banyan Hill Publishing | Sponsored
Trump set to Boost Social Security Checks by 400%?
If you're collecting or planning to collect social security... You should see this presentation about Presi...
InvestorPlace | Sponsored
Crypto Income (almost instantly)
How would you like to collect a small percentage of the $4 billion changing hands daily in the crypto market? ...
Awesomely, LLC | Sponsored
New Federal Land Rush About to Start?
A $100 Trillion Wealth Shift Is Already Underway Lithium. Oil. Gold. Trillions in U.S. resources are being ...
Stansberry Research | Sponsored