"Ford, Activision Blizzard, and Citigroup Among Midday Movers: Latest Updates"

Ford shares rise as progress is made in contract negotiations to end a strike, while the United Auto Workers expand strikes against General Motors and Stellantis. Activision Blizzard stock increases as the U.K. competition regulator indicates potential approval of Microsoft's revised proposal to buy the games maker. Citigroup stock falls following reports of potential redundancies affecting hundreds of jobs in the U.K. Alibaba ADRs rise as its logistics arm, Cainiao, plans to file for a Hong Kong IPO. Roku stock declines despite CFRA upgrading its stance on the company.