10:54 AM EDT, 08/25/2025 (MT Newswires) -- European equities traded in the US as American depositary receipts opened the week marginally lower late Monday morning, declining 0.3% to 1,539.71 on the S&P Europe Select ADR Index.

From continental Europe, the gainers were led by biopharmaceutical company Argenx (ARGX) and internet browser company Opera (OPRA), which rose 6.4% and 3% respectively. They were followed by medical device maker EDAP TMS ( EDAP ) and pharmaceutical company Novo Nordisk ( NVO ) , which increased 2.2% and 2% respectively.

The decliners from continental Europe were led by biopharmaceutical company Cellectis (CLLS) and semiconductor company Sequans Communications ( SQNS ) , which dropped 3.5% and 2.9% respectively. They were followed by biotech firms BioNTech (BNTX) and Evaxion ( EVAX ) , which were down 2.2% each.

From the UK and Ireland, the gainers were led by biopharmaceutical companies Mereo BioPharma Group ( MREO ) and Biodexa Pharmaceuticals ( BDRX ) , which advanced 5.9% and 2% respectively. They were followed by biopharmaceutical companies NuCana ( NCNA ) and Adaptimmune Therapeutics ( ADAP ) , which were up 1.4% and 1.2% respectively.

The decliners from the UK and Ireland were led by biopharmaceutical company Akari Therapeutics ( AKTX ) and pharmaceutical company Silence Therapeutics ( SLN ) , which lost 2.9% and 2.8% respectively. They were followed by pharmaceutical company GSK (GSK) and biopharmaceutical company Amarin ( AMRN ) , which were off 0.9% each.