InsiderFlow

GHC

Graham Holdings Company$1172.49+10.86 (+0.93%)
Prev Close$1161.64·MCap$4.92B·P/E17.56·Vol10.4K·Yield0.01%

Buys (12M)

0

$0.00

Sells (12M)

7

$25.42M

Net Activity

Net Seller

$25.42M

Active Insiders

4

last 12 mo

Over the past 12 months, insider activity at Graham Holdings Company (GHC) has been exclusively selling, with 0 insider purchases totaling $0.00 and 7 insider sales totaling $25.42M. The most recent insider transaction was by Allen Tony (director), who sold $6.6K worth of shares on Mar 10, 2026. Graham Holdings Company operates in the Consumer Defensive sector, within the Education & Training Services industry, with a market cap of $4.92B.

GHC Insider Trading Activity

DateInsiderTypeValue
Mar 10, 2026 Allen TonySell$6.6K
Jan 16, 2026 Maas, JacobSell$433.7K
Nov 11, 2025 O'Shaughnessy LauraSell$7.42M
Oct 20, 2025 Maas, JacobSell$494.8K
Sep 29, 2025 O'Shaughnessy LauraSell$7.82M
Aug 20, 2025 O'Shaughnessy Timothy JSell$7.37M
Aug 19, 2025 Maas, JacobSell$1.88M
Jan 6, 2025 Snyman Marcel A.Sell$140.1K
Nov 14, 2024 Weymouth KatharineSell$358.8K
Sep 13, 2024 GAYNER THOMAS SINNICKSONBuy$74.3K
May 29, 2024 MULCAHY ANNE MBuy$100.6K
Mar 15, 2024 Weymouth KatharineSell$396.4K
Nov 9, 2023 Allen TonySell$46.4K
Nov 9, 2023 GAYNER THOMAS SINNICKSONBuy$60.7K
Sep 12, 2023 GAYNER THOMAS SINNICKSONBuy$57.0K
May 9, 2023 GAYNER THOMAS SINNICKSONBuy$58.2K
Jan 9, 2023 Snyman Marcel A.Sell$79.1K
Jan 4, 2023 Snyman Marcel A.Sell$44.0K
Sep 16, 2022 GAYNER THOMAS SINNICKSONBuy$55.6K
Feb 11, 2022 Stonesifer Sandra M.Buy$11.8K
Dec 2, 2021 Markell Jack A.Buy$34.2K
Nov 15, 2021 GAYNER THOMAS SINNICKSONBuy$59.5K
Nov 5, 2021 Snyman Marcel A.Sell$77.4K

GHC Insider Buying Activity

The following table shows recent insider purchases of Graham Holdings Company (GHC) stock reported via SEC Form 4 filings.

DateInsiderTypeValue
Sep 13, 2024 GAYNER THOMAS SINNICKSONBuy$74.3K
May 29, 2024 MULCAHY ANNE MBuy$100.6K
Nov 9, 2023 GAYNER THOMAS SINNICKSONBuy$60.7K
Sep 12, 2023 GAYNER THOMAS SINNICKSONBuy$57.0K
May 9, 2023 GAYNER THOMAS SINNICKSONBuy$58.2K
Sep 16, 2022 GAYNER THOMAS SINNICKSONBuy$55.6K
Feb 11, 2022 Stonesifer Sandra M.Buy$11.8K
Dec 2, 2021 Markell Jack A.Buy$34.2K
Nov 15, 2021 GAYNER THOMAS SINNICKSONBuy$59.5K

GHC Insider Selling Activity

The following table shows recent insider sales of Graham Holdings Company (GHC) stock reported via SEC Form 4 filings.

DateInsiderTypeValue
Mar 10, 2026 Allen TonySell$6.6K
Jan 16, 2026 Maas, JacobSell$433.7K
Nov 11, 2025 O'Shaughnessy LauraSell$7.42M
Oct 20, 2025 Maas, JacobSell$494.8K
Sep 29, 2025 O'Shaughnessy LauraSell$7.82M
Aug 20, 2025 O'Shaughnessy Timothy JSell$7.37M
Aug 19, 2025 Maas, JacobSell$1.88M
Jan 6, 2025 Snyman Marcel A.Sell$140.1K
Nov 14, 2024 Weymouth KatharineSell$358.8K
Mar 15, 2024 Weymouth KatharineSell$396.4K
Nov 9, 2023 Allen TonySell$46.4K
Jan 9, 2023 Snyman Marcel A.Sell$79.1K
Jan 4, 2023 Snyman Marcel A.Sell$44.0K
Nov 5, 2021 Snyman Marcel A.Sell$77.4K

GHC Insiders

Allen Tony

Director

Sold $53.0K
2 tradesLast: Mar 10, 2026
Maas, Jacob

Executive VP

Sold $2.81M
3 tradesLast: Jan 16, 2026
O'Shaughnessy Laura

10% Owner

Sold $15.24M
2 tradesLast: Nov 11, 2025
O'Shaughnessy Timothy J

President and CEO

Sold $7.37M
1 tradesLast: Aug 20, 2025
Snyman Marcel A.

VP-Chief Accounting Officer

Sold $340.6K
4 tradesLast: Jan 6, 2025
Weymouth Katharine

Director

Sold $755.2K
2 tradesLast: Nov 14, 2024
GAYNER THOMAS SINNICKSON

Director

Bought $365.3K
6 tradesLast: Sep 13, 2024
MULCAHY ANNE M

Director

Bought $100.6K
1 tradesLast: May 29, 2024
Stonesifer Sandra M.

VP, Chief HR Officer

Bought $11.8K
1 tradesLast: Feb 11, 2022
Markell Jack A.

Director

Bought $34.2K
1 tradesLast: Dec 2, 2021