SEC Insider Transactions from Boxer Gene.

Last updated: 2026-03-18 13:01 UTC | Total transactions: 13

Boxer Gene has filed 13 insider transactions across 1 company since February 2024.

Most recent transaction: a tax payment of 482 shares of COSTAR GROUP, INC. ($CSGP) on March 15, 2026.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
March 15, 2026 COSTAR GROUP, INC. $CSGP Boxer Gene General Counsel and Secretary F Common Stock, par value $0.01 per share 482 $43.63 95,463.0000 424,900,000 0.50% 0.00%
March 15, 2026 COSTAR GROUP, INC. $CSGP Boxer Gene General Counsel and Secretary F Common Stock, par value $0.01 per share 428 $43.63 95,517.0000 424,900,000 0.45% 0.00%
March 10, 2026 COSTAR GROUP, INC. $CSGP Boxer Gene General Counsel and Secretary A Common Stock, par value $0.01 per share 21920 $0.00 95,945.0000 424,900,000 29.61% 0.01%
Feb. 27, 2026 COSTAR GROUP, INC. $CSGP Boxer Gene General Counsel and Secretary A Restricted Stock Units 26888 $0.00 26,888.0000 424,900,000 9999.99% 0.01%
March 1, 2026 COSTAR GROUP, INC. $CSGP Boxer Gene General Counsel and Secretary F Common Stock, par value $0.01 per share 4547 $44.63 74,025.0000 424,900,000 5.79% 0.00%
March 15, 2025 COSTAR GROUP, INC. $CSGP Boxer Gene General Counsel and Secretary F Common Stock, par value $0.01 per share 481 $78.73 78,572.0000 409,500,000 0.61% 0.00%
March 5, 2025 COSTAR GROUP, INC. $CSGP Boxer Gene General Counsel and Secretary A Common Stock, par value $0.01 per share 12492 $0.00 79,053.0000 409,500,000 18.77% 0.00%
March 1, 2025 COSTAR GROUP, INC. $CSGP Boxer Gene General Counsel and Secretary F Common Stock, par value $0.01 per share 3644 $76.25 66,561.0000 409,500,000 5.19% 0.00%
Feb. 27, 2025 COSTAR GROUP, INC. $CSGP Boxer Gene General Counsel and Secretary A Common Stock, par value $0.01 per share 26897 $0.00 70,205.0000 409,500,000 62.11% 0.01%
March 15, 2024 COSTAR GROUP, INC. $CSGP Boxer Gene General Counsel and Secretary F Common Stock, par value $0.01 per share 372 $87.87 43,308.0000 408,100,000 0.85% 0.00%
March 1, 2024 COSTAR GROUP, INC. $CSGP Boxer Gene General Counsel and Secretary F Common Stock, par value $0.01 per share 1238 $87.03 43,680.0000 408,100,000 2.76% 0.00%
March 1, 2024 COSTAR GROUP, INC. $CSGP Boxer Gene General Counsel and Secretary A Common Stock, par value $0.01 per share 8694 $0.00 44,918.0000 408,100,000 24.00% 0.00%
Feb. 22, 2024 COSTAR GROUP, INC. $CSGP Boxer Gene General Counsel and Secretary A Common Stock, par value $0.01 per share 18189 $0.00 36,224.0000 408,100,000 100.85% 0.00%