$Graham Holdings (GHC.US)$ Director Weymouth Katharine sold 556 shares of Common Stocks on Mar 14, 2024 at an average price of $712.99 for a total value of $396.42K.
What is statement of changes in beneficial ownership of securities?
It is a requirement under federal securities laws that mandates individuals, including officers, directors, and those who hold more than 10% of any class of a company's securities (collectively known as "insiders"), to report their purchases, sales, and holdings of their company's securities by submitting Forms 3, 4, and 5.