Thomas J. Reid Comcast Corp (CMCSA) insider trading activity

Thomas J. Reid is Chief Legal Officer, Secretary of COMCAST CORP. Currently has a direct ownership of 122,689 shares of CMCSA, which is worth approximately $4.17 Million. The most recent transaction as insider was on Mar 02, 2025, when has been sold 11,702 shares (Class A Common Stock) at a price of $35.88 per share, resulting in proceeds of $419,867. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 123K

75.75% 3M change

97.72% 12M change

Total Value Held $4.17 Million

Thomas J. Reid Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Mar 02 2025	SELL Payment of exercise price or tax liability	$419,867 $35.88 p/Share	11,702 Reduced 8.71%	122,689 Class A Common Stock
Mar 02 2025	BUY Exercise of conversion of derivative security	-	21,160 Added 13.6%	134,391 Class A Common Stock
Mar 01 2025	SELL Payment of exercise price or tax liability	$1,760,165 $35.88 p/Share	49,057 Reduced 30.23%	113,231 Class A Common Stock
Mar 01 2025	BUY Exercise of conversion of derivative security	-	92,478 Added 36.3%	162,288 Class A Common Stock
Jan 02 2025	SELL Payment of exercise price or tax liability	$147,547 $37.42 p/Share	3,943 Reduced 5.35%	69,810 Class A Common Stock
Jan 02 2025	BUY Exercise of conversion of derivative security	-	11,700 Added 13.69%	73,753 Class A Common Stock
Mar 04 2024	SELL Payment of exercise price or tax liability	-	39,917 Reduced 39.15%	62,053 Class A Common Stock
Mar 04 2024	BUY Grant, award, or other acquisition	-	72,181 Added 41.45%	101,970 Class A Common Stock
Mar 02 2024	SELL Payment of exercise price or tax liability	$187,849 $42.8 p/Share	4,389 Reduced 12.84%	29,789 Class A Common Stock
Mar 02 2024	BUY Exercise of conversion of derivative security	-	7,935 Added 18.84%	34,178 Class A Common Stock
Jan 02 2024	SELL Payment of exercise price or tax liability	$193,938 $43.67 p/Share	4,441 Reduced 14.47%	26,243 Class A Common Stock
Jan 02 2024	BUY Exercise of conversion of derivative security	-	11,700 Added 27.6%	30,684 Class A Common Stock
Mar 02 2023	SELL Payment of exercise price or tax liability	$164,686 $36.95 p/Share	4,457 Reduced 18.85%	19,185 Class A Common Stock
Mar 02 2023	BUY Exercise of conversion of derivative security	-	7,935 Added 25.13%	23,642 Class A Common Stock
Jan 03 2023	SELL Payment of exercise price or tax liability	$157,966 $35.57 p/Share	4,441 Reduced 22.04%	15,707 Class A Common Stock
Jan 03 2023	BUY Exercise of conversion of derivative security	-	11,700 Added 36.74%	20,148 Class A Common Stock
Mar 02 2022	SELL Payment of exercise price or tax liability	$148,323 $46.38 p/Share	3,198 Reduced 27.46%	8,448 Class A Common Stock
Mar 02 2022	BUY Exercise of conversion of derivative security	-	7,935 Added 40.52%	11,646 Class A Common Stock
Apr 01 2021	SELL Payment of exercise price or tax liability	$231,264 $54.75 p/Share	4,224 Reduced 53.23%	3,711 Class A Common Stock
Apr 01 2021	BUY Exercise of conversion of derivative security	-	7,935 Added 50.0%	7,935 Class A Common Stock

TJR

Thomas J. Reid

Chief Legal Officer, Secretary

Philadelphia, PA

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