Skip to main content

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, Q4 2023

Institutional positions in NewAmsterdam Pharma Co N.V. as of Dec 31, 2023. 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
32
−3 vs. Q3 2023
Shares held
61.9M
+11.7M (+23.4%) vs. Q3 2023
Total value
$691.4M
+$227.3M (+49.0%) vs. Q3 2023
New holders
4
9 more added
Sold out
7
5 more reduced

Compare with Q3 2023: 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 holdersQ4 2023: 32 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 heldQ4 2023: $691.4M
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, Q4 2023

Shares, value and share of portfolio for each institution holding NewAmsterdam Pharma Co N.V.; share changes are against Q3 2023.

Institutions holding NAMS in Q4 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Frazier Life Sciences Management, L.P.12,131,705$135.5M7.25%00.0%Unchanged
FCPM III Services B.V.11,831,461$132.2M38.94%+11,831,461New
Bain Capital Life Sciences Investors, LLC10,473,913$117.0M11.21%00.0%Unchanged
Viking Global Investors LPSuperinvestorViking Global Investors8,024,565$89.6M0.33%00.0%Unchanged
Ra Capital Management, L.P.7,864,000$87.8M1.37%−1,136,000−12.6%Reduced
Medicxi Ventures Management (Jersey) Ltd2,869,565$32.1M10.82%00.0%Unchanged
BVF Inc1,521,948$17.0M0.43%00.0%Unchanged
Goldman Sachs Group Inc1,384,321$15.5M0.00%+1,384,321New
GMT Capital Corp1,383,800$15.5M0.58%00.0%Unchanged
Millennium Management LLC1,326,103$14.8M0.01%+281,319+26.9%Added
Adage Capital Partners GP, L.L.C.1,300,000$14.5M0.03%+100,000+8.3%Added
Eversept Partners, LP374,404$4.18M0.41%−286,214−43.3%Reduced
Parkman Healthcare Partners LLC300,750$3.36M0.48%+51,726+20.8%Added
AXA S.A.276,328$3.09M0.01%−6,687−2.4%Reduced
Opaleye Management Inc.265,388$2.96M0.80%+265,388New
Ensign Peak Advisors, Inc191,956$2.14M0.00%−245,777−56.1%Reduced
Affinity Asset Advisors, LLC125,000$1.40M0.28%00.0%Unchanged
Schonfeld Strategic Advisors LLC66,900$747.3K0.01%+2,200+3.4%Added
Geode Capital Management, LLC47,324$528.6K0.00%+5,516+13.2%Added
Marshall Wace, LLP33,941$379.1K0.00%+23,777+233.9%Added
Morgan Stanley28,538$318.8K0.00%+26,836+1,576.7%Added
BlackRock Inc.22,941$256.3K0.00%00.0%Unchanged
Citadel Advisors LLC21,046$235.1K0.00%−10,351−33.0%Reduced
Royal Bank of Canada10,875$121.0K0.00%+9,875+987.5%Added
Venture Visionary Partners LLC10,000$111.7K0.01%00.0%Unchanged
Wolverine Asset Management LLC8,694$97.1K0.00%+5,769+197.2%Added
UBS Group AG800$8.94K0.00%+800New
Barclays PLC513$5.73K0.00%00.0%Unchanged
Cutler Group LP500$5.00K0.00%00.0%Unchanged
Wells Fargo & Company300$3.35K0.00%00.0%Unchanged
Atticus Wealth Management, LLC100$1.12K0.00%00.0%Unchanged
DuPont Capital Management Corp1$110.00%00.0%Unchanged
Janus Henderson Group PLC0$00.00%−434,912−100.0%Sold out
UBS Oconnor LLC0$00.00%−45,000−100.0%Sold out
Alyeska Investment Group, L.P.0$00.00%−44,432−100.0%Sold out
Maven Securities LTD0$00.00%−25,000−100.0%Sold out
Parkwood LLC0$00.00%−20,209−100.0%Sold out
CIBC Private Wealth Group, LLC0$00.00%−13,000−100.0%Sold out
JPMorgan Chase & Co0$00.00%−2,622−100.0%Sold out