According to @CNBC, Airbus shares fell after reports of a new quality issue affecting dozens of A320 aircraft on December 1, 2025, pressuring the stock intraday (source: CNBC). According to @CNBC, the negative move was tied to fresh reports about the A320 program, with the headline risk driving immediate equity reaction (source: CNBC). According to @CNBC, the report did not include details on scope or remediation timelines at the time of posting, leaving traders focused on headline risk and potential delivery implications until further updates emerge (source: CNBC).