News | February 23, 2026
Siegfried delivers strong 2025 performance, bolsters US expansion
Net sales reached CHF 1,327.8 million, up 2.6% year-on-year in Swiss francs, or 4.3% at constant exchange rates
Net sales reached CHF 1,327.8 million, up 2.6% year-on-year in Swiss francs, or 4.3% at constant exchange rates
The deal brings three high-quality small-molecule drug substance sites into Siegfried’s portfolio
Siegfried plans to grow its exclusive synthesis business in the US by optimizing controlled substance capacity at the Wilmington and nearby Pennsville sites
The new site enables end-to-end production of viral vector gene therapies
The new facility significantly increases Siegfried’s R&D capacity to drive development excellence and further growth
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