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NewAmsterdam Pharma N.V. (NAMS) vs Supernus Pharmaceuticals (SUPN)

Head-to-head comparison of performance, valuation, growth, profitability and dividends. Prices delayed 15 minutes; data as of Oct 8, 2026.

Summary

Supernus Pharmaceuticals (SUPN) has outperformed NewAmsterdam Pharma N.V. (NAMS) over the past year, losing 10.4% versus a loss of 31.3%. Over five years, NAMS leads with a +126.0% price change compared with +36.0% for SUPN. NewAmsterdam Pharma N.V. is the larger company by market cap ($2.49 billion vs $2.45 billion), about 1.0 times the size, while Supernus Pharmaceuticals is growing revenue faster (+8.6% vs -50.6%).

Supernus Pharmaceuticals converts more of its revenue into profit, with a net margin of -5.4% versus -905.7%.

Summary generated from market data by MetaCap's automated system. Methodology

Relative performance

NAMS-31.29%SUPN-10.44%
+32%-3%-37%
Oct 7, 20251 yearOct 7, 2026
NAMS+124.90%SUPN+63.25%
+337%+144%-49%
Oct 4, 20215 yearsOct 5, 2026

Percent change in share price from the first common trading day shown; excludes dividends.

Head-to-head

NAMS versus SUPN key metrics
MetricNAMSSUPN
Share price$21.26$42.14
Market cap$2.49B$2.45B
1-day change-3.93%-2.11%
YTD return-36.92%-13.38%
1-year return-31.29%-10.44%
5-year return+126.05%+35.98%
Forward P/E—9.45
EPS (TTM)$-2.16$-1.92
Dividend yield0.00%0.00%
Annual dividend$0.00$0.00
Revenue (latest FY)$22.50M$718.95M
Revenue growth (YoY)-50.61%+8.63%
Net income (latest FY)$-203.82M$-38.55M
Gross margin—89.63%
Operating margin-1002.90%-8.66%
Net margin-905.74%-5.36%
52-week high$42.21$59.68
52-week low$20.94$40.51
Distance from 52-week high-49.63%-29.39%
Analyst consensusstrong_buynone
Avg. price target upside+133.54%+46.54%
Average volume1.35M766.52K
Shares outstanding116.90M58.22M
Employees100778
SectorHealth CareHealth Care
IndustryBiotechnology: Pharmaceutical PreparationsBiotechnology: Pharmaceutical Preparations

Highlighted cells mark the higher value for growth, returns, margins and yield, and the lower value for P/E ratios. Highlighting is a mechanical comparison, not a recommendation.

Key differences

  • SUPN has outperformed NAMS by 20.9 percentage points over the past year.
  • Supernus Pharmaceuticals is more profitable, keeping -5.4 cents of every revenue dollar as net income versus -905.7 cents for NewAmsterdam Pharma N.V..
  • Supernus Pharmaceuticals grew revenue faster in its latest fiscal year (+8.63% vs -50.61%).

About NewAmsterdam Pharma N.V.

NAMS stock →

NewAmsterdam Pharma Company N.V., a late-stage biopharmaceutical company, develops therapies to enhance patient care in populations with cardiometabolic disease. It is developing Obicetrapib, an oral low-dose cholesteryl ester transfer protein (CETP) inhibitor, that is in various clinical trials as a monotherapy and a combination therapy with ezetimibe for lowering LDL-C for cardiovascular diseases.

Health Care · Biotechnology: Pharmaceutical Preparations · 100 employees

About Supernus Pharmaceuticals

SUPN stock →

Supernus Pharmaceuticals, Inc., a biopharmaceutical company, engages in the development and commercialization of products for the treatment of central nervous system (CNS) diseases in the United States. It offers Qelbree, a non-stimulant indicated for the treatment of attention-deficit hyperactivity disorder (ADHD); GOCOVRI for the treatment of dyskinesia and levodopa/carbidopa in patients with Parkinson's Disease (PD); Oxtellar XR, an extended-release oxcarbazepine product indicated for the monotherapy treatment of partial onset epilepsy seizures; and APOKYN for the acute and intermittent treatment of hypomobility or off episodes in patients with advanced PD.

Health Care · Biotechnology: Pharmaceutical Preparations · 778 employees

NAMS vs SUPN FAQ

Which is bigger, NewAmsterdam Pharma N.V. or Supernus Pharmaceuticals?

NewAmsterdam Pharma N.V. (NAMS) is larger, with a market capitalization of $2.49B compared with $2.45B for Supernus Pharmaceuticals (SUPN).

Which stock has performed better over the past year, NAMS or SUPN?

SUPN returned -10.44% over the past 12 months, compared with -31.29% for NAMS (price return, excluding dividends). Past performance does not predict future results.

Are NewAmsterdam Pharma N.V. and Supernus Pharmaceuticals in the same industry?

Yes. Both are classified in the Biotechnology: Pharmaceutical Preparations industry within the Health Care sector.

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