Cann Cynthia Cammett 4
4 · COSTAR GROUP, INC. · Filed Mar 3, 2026
Insider Transaction Report
Form 4
Cann Cynthia Cammett
Chief Accounting Officer
Transactions
- Tax Payment
Common Stock, par value $0.01 per share
[F1][F2]2026-03-01$44.63/sh−1,385$61,813→ 21,968 total - Award
Restricted Stock Units
[F3][F4]2026-02-27+6,834→ 6,834 total→ Common Stock, par value $0.01 per share (6,834 underlying)
Footnotes (4)
- [F1]On February 27, 2026, the last preceding business day, the closing price of the Company's common stock on Nasdaq was $44.63.
- [F2]Includes 142 shares acquired under the CoStar Group, Inc. Employee Stock Purchase Plan.
- [F3]Each restricted stock unit represents a contingent right to receive one share of CoStar Group, Inc. common stock.
- [F4]The restricted stock units vest in four equal installments on March 1, 2027, March 1, 2028, March 1, 2029, and March 1, 2030.
Signature
/s/ Gene Boxer, Attorney-in-Fact|2026-03-03