Prothena

A series of dice with a bag on them illustrating cost cuts
Biotech

Prothena lays off 63% in fallout from phase 3 amyloidosis fail

Prothena is laying off almost two-thirds of its workforce as the Irish biotech navigates the fallout from giving up on its failed amyloidosis drug.
James Waldron Jun 20, 2025 2:23am
balloon missed target pop arrows miss failure

Prothena reburies drug after 2nd swing at rare disease misses

May 27, 2025 3:33am
long shot miss basketball hoop fail shoot

Roche's Prothena-partnered Parkinson's prospect fails phase 2b

Dec 19, 2024 4:31am
cellos without players

UCB-Novartis Parkinson's asset fails to improve symptoms in ph. 2

Dec 16, 2024 3:19pm
Paragliding near Tu Le valley with landscape with green and yellow rice fields and blue cloudy sky North- Vietnam

Prothena promotes one exec while another leaves—Chutes & Ladders

Oct 4, 2024 8:00am
Inspector uses a magnifying glass for inspecting papers

NIH leader's research misconduct calls drugs into question

Sep 26, 2024 9:12am