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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.

Institutional holdersQ2 2026: 194 institutions
Q1 2021: 0 institutionsQ2 2021: 0 institutionsQ3 2021: 0 institutionsQ4 2021: 0 institutionsQ1 2022: 0 institutionsQ2 2022: 0 institutionsQ3 2022: 0 institutionsQ4 2022: 14 institutionsQ1 2023: 19 institutionsQ2 2023: 29 institutionsQ3 2023: 35 institutionsQ4 2023: 32 institutionsQ1 2024: 76 institutionsQ2 2024: 90 institutionsQ3 2024: 100 institutionsQ4 2024: 131 institutionsQ1 2025: 126 institutionsQ2 2025: 131 institutionsQ3 2025: 137 institutionsQ4 2025: 187 institutionsQ1 2026: 171 institutionsQ2 2026: 194 institutions
Value heldQ2 2026: $4.13B
Q1 2021: $0Q2 2021: $0Q3 2021: $0Q4 2021: $0Q1 2022: $0Q2 2022: $0Q3 2022: $0Q4 2022: $362.2MQ1 2023: $444.9MQ2 2023: $580.6MQ3 2023: $464.1MQ4 2023: $691.4MQ1 2024: $1.71BQ2 2024: $1.38BQ3 2024: $1.28BQ4 2024: $2.53BQ1 2025: $2.28BQ2 2025: $2.11BQ3 2025: $3.43BQ4 2025: $4.19BQ1 2026: $3.96BQ2 2026: $4.13B
Institutions holding NAMS and their total value by quarter
QuarterHoldersValue
Q2 2026194$4.13B
Q1 2026171$3.96B
Q4 2025187$4.19B
Q3 2025137$3.43B
Q2 2025131$2.11B
Q1 2025126$2.28B
Q4 2024131$2.53B
Q3 2024100$1.28B
Q2 202490$1.38B
Q1 202476$1.71B
Q4 202332$691.4M
Q3 202335$464.1M
Q2 202329$580.6M
Q1 202319$444.9M
Q4 202214$362.2M
Q3 20220$0
Q2 20220$0
Q1 20220$0
Q4 20210$0
Q3 20210$0
Q2 20210$0
Q1 20210$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.

Institutions holding NAMS in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
DuPont Capital Management Corp1$340.00%00.0%Unchanged
IFP Advisors, Inc3$1020.00%00.0%Unchanged
Rothschild Investment LLC3$1020.00%+3New
GAMMA Investing LLC9$3050.00%+9New
EverSource Wealth Advisors, LLC11$3730.00%−1−8.3%Reduced
Action Point Financial Planning, LLC13$4410.00%+13New
True Wealth Design, LLC21$7120.00%00.0%Unchanged
Allworth Financial LP25$8480.00%+16+177.8%Added
Essential Partners LLC53$1.80K0.00%+51+2,550.0%Added
Clearstead Advisors, LLC76$2.58K0.00%+76New
Basecamp Wealth Advisors LLC99$3.35K0.00%00.0%Unchanged
Advisor Group Holdings, Inc.139$4.71K0.00%+139New
Continuum Advisory, LLC154$5.22K0.00%+154New
Jones Financial Companies LLLP168$5.58K0.00%−362−68.3%Reduced
SRS Capital Advisors, Inc.178$6.03K0.00%+178New
Nisa Investment Advisors, LLC209$7.08K0.00%+209New
FIL Ltd217$7.35K0.00%00.0%Unchanged
Global Retirement Partners, LLC270$9.15K0.00%+270New
Stone House Investment Management, LLC325$11.0K0.00%00.0%Unchanged
Roxbury Financial LLC563$19.1K0.02%00.0%Unchanged
SBI Securities Co., Ltd.615$20.8K0.00%+615New
Cheviot Value Management, LLC796$27.0K0.00%00.0%Unchanged
Farther Finance Advisors, LLC1,006$34.1K0.00%−12−1.2%Reduced
Thurston, Springer, Miller, Herd & Titak, Inc.1,067$36.2K0.01%00.0%Unchanged
Bayforest Capital Ltd1,277$43.3K0.04%+1,277New
Parallel Advisors, LLC1,400$47.4K0.00%−10−0.7%Reduced
Federation des caisses Desjardins du Quebec1,785$60.5K0.00%+1,785New
National Bank of Canada1,813$61.4K0.00%−204−10.1%Reduced
GF Fund Management Co. Ltd.2,434$82.5K0.00%−112−4.4%Reduced
KBC Group NV2,483$84.0K0.00%+1,312+112.0%Added
Quantbot Technologies LP2,694$91.3K0.00%+2,694New
SG Americas Securities, LLC3,384$115.0K0.00%+3,384New
Mitsubishi UFJ Trust & Banking Corp4,330$146.7K0.00%+4,330New
Tower Research Capital LLC (TRC)4,500$152.5K0.00%+3,302+275.6%Added
Quarry LP4,544$154.0K0.02%+44+1.0%Added
Mirae Asset Global Investments Co., Ltd.5,228$177.2K0.00%−769−12.8%Reduced
Guggenheim Capital LLC6,400$216.9K0.00%−58−0.9%Reduced
Allianz Asset Management GmbH6,600$223.7K0.00%00.0%Unchanged
Invesco Ltd.6,617$224.3K0.00%−674−9.2%Reduced
Centiva Capital, LP7,000$237.2K0.01%+7,000New
Teacher Retirement System of Texas7,008$237.5K0.00%+7,008New
Wealth Management Associates, Inc.7,055$239.1K0.07%+7,055New
Persistent Asset Partners Ltd7,284$246.9K0.08%+7,284New
US Bancorp7,286$246.9K0.00%+1,812+33.1%Added
The PNC Financial Services Group, Inc.7,291$247.1K0.00%−1,828−20.0%Reduced
Mesirow Financial Investment Management, Inc.7,465$253.0K0.00%−7,965−51.6%Reduced
Citigroup Inc8,026$272.0K0.00%+3,260+68.4%Added
Barclays PLC8,072$273.6K0.00%−13,708−62.9%Reduced
Creative Planning8,135$275.7K0.00%−222−2.7%Reduced
Pictet Asset Management Holding SA8,175$277.1K0.00%+1,642+25.1%Added
AdvisorNet Financial, Inc8,375$283.8K0.01%+5,810+226.5%Added
Bamco Inc9,000$305.0K0.00%+9,000New
Letko, Brosseau & Associates Inc9,475$321.1K0.00%−2,300−19.5%Reduced
Brevan Howard Capital Management LP9,548$323.6K0.00%−7,252−43.2%Reduced
Caitong International Asset Management Co., Ltd9,682$328.1K0.05%+5,906+156.4%Added
Cerity Partners LLC10,061$341.0K0.00%+10,061New
Financiere des Professionnels - Fonds d,investissement inc.10,744$364.1K0.02%+10,744New
Virtus Investment Advisers, Inc.10,763$364.8K0.08%+3,444+47.1%Added
PTM Wealth Management, LLC12,900$382.4K0.17%00.0%Unchanged
PSP Research LLC12,000$406.7K0.22%−3,000−20.0%Reduced
Two Sigma Investments, LP12,001$406.7K0.00%+12,001New
Keybank National Association12,480$422.9K0.00%00.0%Unchanged
KLP Kapitalforvaltning AS13,700$464.3K0.00%+3,800+38.4%Added
Royal Bank of Canada14,362$487.0K0.00%+3,048+26.9%Added
AlphaCentric Advisors LLC14,868$503.9K0.43%+212+1.4%Added
SBI Okasan Asset Management Co.Ltd.14,900$504.7K0.02%00.0%Unchanged
Envestnet Asset Management Inc15,520$526.0K0.00%−30−0.2%Reduced
Vanguard Investments Australia, Ltd.15,774$534.6K0.00%+5,747+57.3%Added
Arizona State Retirement System16,656$564.5K0.00%+4,281+34.6%Added
Wells Fargo & Company18,038$611.3K0.00%+17,138+1,904.2%Added
Mirae Asset Global ETFs Holdings Ltd.19,099$647.3K0.00%+1,234+6.9%Added
State of New Jersey Common Pension Fund D19,518$661.5K0.00%+4,121+26.8%Added
Engineers Gate Manager LP19,529$661.8K0.01%+19,529New
Toroso Investments, LLC19,894$674.2K0.00%−2,564−11.4%Reduced
DnB Asset Management AS20,090$680.9K0.00%−1,468−6.8%Reduced
Glenmede Trust Co NA20,420$692.0K0.00%+1,845+9.9%Added
HighVista Strategies LLC20,905$708.5K0.16%+838+4.2%Added
AQR Capital Management LLC22,691$769.0K0.00%+12,307+118.5%Added
Eleva Capital SAS25,721$823.3K0.24%00.0%Unchanged
Voya Investment Management LLC27,050$916.7K0.00%00.0%Unchanged
Quadrature Capital Ltd30,593$1.04M0.01%+30,593New
Zurcher Kantonalbank (Zurich Cantonalbank)31,355$1.06M0.00%+10,434+49.9%Added
Stifel Financial Corp31,851$1.08M0.00%+2,630+9.0%Added
Los Angeles Capital Management LLC32,999$1.12M0.00%+32,999New
State of Wisconsin Investment Board33,159$1.12M0.00%+12,612+61.4%Added
BNP Paribas Arbitrage, SA35,710$1.21M0.00%−1,740−4.6%Reduced
Boothbay Fund Management, LLC35,756$1.21M0.02%+8,420+30.8%Added
Ishara Investments LP36,900$1.25M0.94%00.0%Unchanged
Legal & General Group Plc39,343$1.33M0.00%+5,867+17.5%Added
SEI Investments Co40,868$1.39M0.00%−14,769−26.5%Reduced
Fieldview Capital Management, LLC41,842$1.42M0.40%+41,842New
Vanguard Asset Management, Ltd42,422$1.44M0.00%+14,276+50.7%Added
First Trust Advisors LP43,108$1.46M0.00%−223,997−83.9%Reduced
Knights of Columbus Asset Advisors LLC43,800$1.48M0.07%+7,610+21.0%Added
Palo Alto Investors LP44,359$1.50M0.21%+44,359New
Fred Alger Management, LLC45,115$1.53M0.01%−9,080−16.8%Reduced
Qube Research & Technologies Ltd47,090$1.60M0.00%+47,090New
China Universal Asset Management Co., Ltd.48,605$1.65M0.10%+4,902+11.2%Added
Russell Investments Group, Ltd.58,707$1.99M0.00%−25,678−30.4%Reduced
Fox Run Management, L.L.C.59,477$2.02M0.33%+59,477New