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NewAmsterdam Pharma fell 66.7% from $28.50 to $9.49, behind the S&P 500's +13.8%. Its worst day was May 12 (−25.7%), and its low came Nov 5 at $8.20.
Nov 19, 2025 – Nov 11, 2026 · picked from earnings, analyst actions, headlines and the biggest daily moves
NewAmsterdam Pharma closed at its highest level of the year, 4.7% above where the year started.
+3.5% · S&P 500 +0.7%
NewAmsterdam Pharma shares rose 32.4%, while the S&P 500 rose 0.8%.
+32.4%, the year's best day · S&P 500 +0.8%
Story events cover the past 12 months · Times ET
NewAmsterdam Pharma shares fell 24.8%, while the S&P 500 rose 0.5%.
−24.8% · S&P 500 +0.5%
NewAmsterdam Pharma closed at its lowest level of the year, 71.2% below where the year started.
−11.4% · S&P 500 −4.4%
Where it ended: a close of $9.49 on Nov 11, 2026.
Nothing in the past 12 months.
All NAMSW earningsNothing in the past 12 months.
All NAMSW analyst actionsNothing in the past 12 months.
All NAMSW dividend historyNothing in the past 12 months.
All NAMSW news
