Gene Boxer

Insider Reports History

Reporting-owner location: Arlington, VA
Latest reporting-owner signature: /s/ Gene Boxer
Source: Latest parsed Forms 3/4/5 signature
Transaction source note: Rows are grouped by transaction date from the original SEC filing. Open the aggregated insider activity page to review issuer-level activity across dates.

Reported holdings for Gene Boxer

Form 4 holding General Counsel and Secretary

COSTAR GROUP, INC.

Security class: Common Stock, par value $0.01 per share
Shares / value: 95,463
Estimated value: $4,295,835
Report date: 15 Mar 2026
Price: $45.00
Ownership: Direct

Form 4 holding General Counsel and Secretary

COSTAR GROUP, INC.

Security class: Restricted Stock Units
Shares / value: 26,888
Estimated value
Report date: 27 Feb 2026
Price
Ownership: Direct
Underlying class: Common Stock, par value $0.01 per share
Underlying amount

Insider Reports Filed by Gene Boxer

4/A CSGP

COSTAR GROUP, INC.

Report period: 15 Mar 2026
Transactions: 1
Transaction value: $0
Accepted by SEC: 17 Mar 2026, 17:47
Role: General Counsel and Secretary
Next action: Open filing details

4 CSGP

COSTAR GROUP, INC.

Report period: 10 Mar 2026
Transactions: 1
Transaction value: $0
Accepted by SEC: 11 Mar 2026, 17:18
Role: General Counsel and Secretary
Next action: Open filing details

4 CSGP

COSTAR GROUP, INC.

Report period: 27 Feb 2026
Transactions: 2
Transaction value: -$202,933
Accepted by SEC: 03 Mar 2026, 19:06
Role: General Counsel and Secretary
Next action: Open filing details

4 CSGP

COSTAR GROUP, INC.

Report period: 15 Mar 2025
Transactions: 1
Transaction value: -$37,869
Accepted by SEC: 18 Mar 2025, 20:34
Role: General Counsel and Secretary
Next action: Open filing details

4 CSGP

COSTAR GROUP, INC.

Report period: 05 Mar 2025
Transactions: 1
Transaction value: $0
Accepted by SEC: 07 Mar 2025, 18:06
Role: General Counsel and Secretary
Next action: Open filing details

4 CSGP

COSTAR GROUP, INC.

Report period: 27 Feb 2025
Transactions: 2
Transaction value: -$277,855
Accepted by SEC: 03 Mar 2025, 19:10
Role: General Counsel and Secretary
Next action: Open filing details

4 CSGP

COSTAR GROUP, INC.

Report period: 15 Mar 2024
Transactions: 1
Transaction value: -$32,688
Accepted by SEC: 19 Mar 2024, 16:16
Role: General Counsel and Secretary
Next action: Open filing details

4 CSGP

COSTAR GROUP, INC.

Report period: 01 Mar 2024
Transactions: 2
Transaction value: -$107,743
Accepted by SEC: 05 Mar 2024, 16:32
Role: General Counsel and Secretary
Next action: Open filing details

4 CSGP

COSTAR GROUP, INC.

Report period: 22 Feb 2024
Transactions: 1
Transaction value: $0
Accepted by SEC: 26 Feb 2024, 20:08
Role: General Counsel and Secretary
Next action: Open filing details

4 CSGP

COSTAR GROUP, INC.

Report period: 15 Mar 2023
Transactions: 1
Transaction value: -$25,087
Accepted by SEC: 17 Mar 2023, 17:31
Role: General Counsel and Secretary
Next action: Open filing details

4 CSGP

COSTAR GROUP, INC.

Report period: 24 Feb 2023
Transactions: 1
Transaction value: +$1,000,051
Accepted by SEC: 27 Feb 2023, 16:05
Role: General Counsel and Secretary
Next action: Open filing details

3 CSGP

COSTAR GROUP, INC.

Report period: 18 Apr 2022
Transactions: 0
Transaction value: $0
Accepted by SEC: 28 Apr 2022, 16:20
Role: General Counsel and Secretary
Next action: Open filing details

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