Twitter investor sues Elon Musk for failure to promptly disclose his shares
https://www.theguardian.com/technology/2022/apr/12/elon-musk-twitter-lawsuit-shares
Musk took several weeks to reveal his stake, violating federal law requiring disclosure within 10 days
A Twitter shareholder is suing Elon Musk for failing to disclose that he had bought a substantial stake in the company, affecting share prices.