The largest and most

"Mikhail Mizhinsky, who runs Relocode, a London-based company helping tech firms relocate, said his Russian clients have surged to more than 200 since the war, a 20-fold increase. The largest are looking to move 1,000 employees. Most are relocating 100 to 200 staffers."

From The Washington Post.

Are The largest and Most plural noun phrases (fused-head constructions) in the paragraph above?