Wix.com Ltd., up $11.57 to $85.26.

Activist investor Starboard disclosed a 9% stake in the website design and development company.

KnowBe4 Inc., up $4.87 to $22.17.

Vista Equity Partners offered to buy the security software company.

Purple Innovation Inc., up $1.10 to $3.89.

Coliseum Capital Management offered to buy the maker of mattresses and bedding products.

Bank of America Corp., up 57 cents to $34.69.

Banks rose along with bond yields, which support more lucrative interest rates for mortgages and other loans.

Kinross Gold Corp., up 35 cents to $3.64.

The gold miner announced $300 million in stock buybacks for the remainder of the year.

Marathon Oil Corp., down 29 cents to $25.93.

Energy stocks were mixed amid weighed down by volatile crude oil prices.