Timothy J O'Shaughnessy Graham Holdings CO (GHC) insider trading activity

Timothy J O'Shaughnessy is President and CEO of Graham Holdings Co. Currently has a direct ownership of 24,427 shares of GHC, which is worth approximately $25.6 Million. The most recent transaction as insider was on Aug 20, 2025, when has been sold 6,878 shares (Class B Common Stock) at a price of $1070.83 per share, resulting in proceeds of $7,365,168. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 24.4K

2.98% 3M change

29.55% 12M change

Total Value Held $25.6 Million

Timothy J O'Shaughnessy Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Aug 20 2025	SELL Payment of exercise price or tax liability	$7,365,168 $1070.83 p/Share	6,878 Reduced 21.97%	24,427 Class B Common Stock
Aug 20 2025	BUY Exercise of conversion of derivative security	$6,609,835 $872.01 p/Share	7,580 Added 19.49%	31,305 Class B Common Stock
Nov 01 2024	SELL Payment of exercise price or tax liability	$20,128,278 $843.67 p/Share	23,858 Reduced 50.15%	23,720 Class B Common Stock
Nov 01 2024	BUY Exercise of conversion of derivative security	$18,520,989 $719.15 p/Share	25,754 Added 35.12%	47,578 Class B Common Stock
Oct 15 2024	SELL Payment of exercise price or tax liability	$19,863,659 $823.33 p/Share	24,126 Reduced 52.5%	21,824 Class B Common Stock
Oct 15 2024	BUY Exercise of conversion of derivative security	$18,519,550 $719.15 p/Share	25,752 Added 35.92%	45,950 Class B Common Stock
Sep 23 2024	SELL Payment of exercise price or tax liability	$19,544,247 $800.6 p/Share	24,412 Reduced 54.72%	20,198 Class B Common Stock
Sep 23 2024	BUY Exercise of conversion of derivative security	$18,519,550 $719.15 p/Share	25,752 Added 36.6%	44,610 Class B Common Stock
Jul 06 2023	BUY Exercise of conversion of derivative security	$879,331 $426.86 p/Share	2,060 Added 9.85%	18,855 Class B Common Stock
Mar 07 2023	BUY Exercise of conversion of derivative security	$426,860 $426.86 p/Share	1,000 Added 5.62%	16,795 Class B Common Stock
Mar 07 2022	BUY Exercise of conversion of derivative security	$1,345,890 $426.86 p/Share	3,153 Added 16.64%	15,795 Class B Common Stock
Nov 17 2018	BUY Small Acquisition	$1,224 $611.94 p/Share	2 Added 0.02%	11,753 Class B Common Stock
Aug 08 2018	BUY Small Acquisition	$1,679 $559.55 p/Share	3 Added 0.03%	11,750 Class B Common Stock
Aug 03 2018	BUY Open market or private purchase	$245,898 $558.86 p/Share	440 Added 3.95%	10,692 Class B Common Stock
Aug 02 2018	BUY Open market or private purchase	$745,348 $548.05 p/Share	1,360 Added 11.71%	10,252 Class B Common Stock
May 15 2018	BUY Small Acquisition	$1,191 $595.4 p/Share	2 Added 0.02%	11,747 Class B Common Stock
Feb 22 2018	BUY Small Acquisition	$1,199 $599.5 p/Share	2 Added 0.02%	11,744 Class B Common Stock

TJO

Timothy J O'Shaughnessy

President and CEO

Arlington, VA

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