07:50 AM EDT, 10/09/2024 (MT Newswires) -- WW International ( WW ) shares soared 44% pre-bell Wednesday, extending Tuesday's rally.

Arcadium Lithium ( ARLTF ) shares surged 31% after the company agreed to a $5.85-per-share takeover by Rio Tinto (RIO).

Clearside Biomedical ( CLSD ) shares were up 24% after the company said that topline data from a phase 2b trial showed its potential treatment for neovascular age-related macular degeneration achieved both primary and secondary outcomes.

Price: 1.6500, Change: +0.49, Percent Change: +42.24