March 15, 2026 · Form 4 insider transaction
SIMURO FRANK sold 11,107 shares of CoStar Group, Inc. at $43.63 per share, a transaction worth $484.6K. The trade was recorded as shares withheld for taxes and disclosed on an SEC Form 4, filed 2 days after the transaction.
On March 13, 2026, the last preceding business day, the closing price of the Company's common stock on Nasdaq was $43.63.