Quanta Storage Inc. said it would ask the Fifth Circuit to overturn a $439 million price-fixing judgment in Hewlett-Packard Co.’s favor, while also renewing its bid for a new trial in Houston federal court.

Google and parent Alphabet Inc. fired back in Atlanta federal court at a digital marketer’s lawsuit seeking its breakup, calling the suit “a poor attempt to manufacture a sprawling antitrust case” by a company with limited grievances and no valid legal claims.

Xerox Holdings Corp. said it intends to nominate 11 directors to replace the board of HP Inc. after the personal-computer maker refused to engage in takeover talks, according to a statement Thursday.

Synthorx Inc. was sued in Delaware Thursday by a shareholder seeking corporate records to probe whether conflicts of interest led its board to leave tens of millions on the table when agreeing to a proposed $2.5 billion acquisition by drug giant Sanofi SA.

U.S. antitrust officials have begun asking companies about communications with their biggest shareholders as part of merger investigations, according to people familiar with the matter, adding to the growing scrutiny of the power of giant index funds.

Barnes & Noble Education Inc., McGraw-Hill Global Education Holdings LLC, and other leading textbook publishers and retailers were hit with an antitrust lawsuit in Delaware federal court Thursday claiming they’re trying to drive independent college bookstores out of the market for online course materials.