Elon Musk’s Twitter Purchase, not the $44 Billion part, the 5%+ part in March 2022 (when Elon crossed the 5% legal threshold wherein he was required to report becoming a large stakeholder publicly).

It sounds like Elon failed to report crossing over this threshold in a timely manner, so this large Twitter-shareholder (Oklahoma Firefighters Pension and Retirement System) is suing Elon Musk. Or so they allege.