美国食品制造公司WK Kellogg上涨30.5%，此前意大利费列罗宣布以每股23美元的价格收购该公司。

Group 1 - WK Kellogg, an American food manufacturing company, saw its stock price increase by 30.5% following the announcement of its acquisition by Italian company Ferrero at a price of $23 per share [1]