A member of Palantir's Board of Directors has come under scrutiny for tweeting potentially fraudulent information to pump the company's stock. The tweets, which have since been deleted, led to significant controversy among shareholders and employees. The Director of Operations for Palantir was also involved, and the company's market cap increased by approximately $20 billion. The incident has raised questions about intentional stock manipulation, with the CEO reportedly selling $300 million worth of stock during the turmoil. The accounts involved in the tweets have also been deleted.