Kellanova Stock (NYSE: K) on Dec. 18, 2025: Mars Deal Closed, $83.50 Cash-Out, Delisting Details, and What Investors Should Know
As of December 18, 2025, “Kellanova stock” is no longer behaving like a normal public-company story—because Kellanova is no longer a normal public company. Mars has completed its acquisition of Kellanova, ending Kellanova’s run as a standalone, publicly traded snacks giant. If you owned Kellanova (NYSE: K) heading into the merger’s close, the key headline is simple: your shares were converted into a cash right of $83.50 per share (with limited exceptions like properly exercised appraisal rights). Trading in the stock was halted, and the company initiated the formal steps to remove the shares from exchange listing and ultimately wind