Its shares were last up 4% at 426.7 yen ($2.73), compared with a 1.2% advance on the benchmark Nikkei index. The stock is down 35% from its high this year. (Reporting by Rocky Swift, Anton Bridge and Chang-Ran Kim in Tokyo and Scott Murdoch in Sydney; Editing by Himani Sarkar and Jamie Freed)

Nissan Motor Co. shares climbed after Japanese business publication Diamond reported activist investor Oasis Management Co. holds a minority stake, following a week of sharp swings in the stock.

Effissimo Capital Management says it has built a stake days after the carmaker unveiled sweeping restructuring and cost-cutting plans.