SEOUL -- South Korean energy company SK Innovation said Wednesday that it will spin off its mainstay battery business in October to better focus on the fast-growing electric vehicle market.
Investors push shares down nearly 8% after announcement

The sixth-largest EV battery maker held a 5.2% share of the global market in the first half of this year. (Photo courtesy of SK Innovation)
SEOUL -- South Korean energy company SK Innovation said Wednesday that it will spin off its mainstay battery business in October to better focus on the fast-growing electric vehicle market.