India, May 10 -- A federal judge on Friday declined to quickly approve the U.S. Securities and Exchange Commission's $1.5 million settlement with Elon Musk over his purchase of Twitter, saying she wants more information about whether the accord is fair and how it was reached.

The settlement would resolve an SEC lawsuit accusing Musk of waiting 11 days too long to disclose he had amassed a 5% stake in Twitter, and saving $150 million by the time he revealed a 9.2% stake in April 2022. Musk, the world's richest person, bought Twitter for $44 billion six months later.

U.S. District Judge Sparkle Sooknanan in Washington, D.C. said that before approving the settlement, she must consider several factors including its fairness to both sides, w...