CoStar Group Director Rachel Glaser Receives Restricted Stock Award

This Form 4 filing reports that Rachel C. Glaser, a director of CoStar Group, Inc. (CSGP), received a restricted stock award of 8,262 shares on June 23, 2026. The shares were granted at $0.00 per share, bringing her total holdings to 12,419 shares. According to footnote F1, the restricted stock award vests in full on the earlier of either the first anniversary of the grant date or the date of the Company's 2027 Annual Meeting of Stockholders. The filing was signed by Gene Boxer as Attorney-in-Fact on June 24, 2026. This transaction represents equity compensation to a company director, which is a routine disclosure for insider transactions under Section 16 of the Securities Exchange Act.