InsiderFlow

Graham Holdings Company

$1057.15+11.33 (+1.08%)

Prev Close

$1045.82

Open

$1049.48

High

$1060.38

Low

$1041.61

Volume

7.0K

Market Cap

$4.67B

P/E

7.68

Div Yield

0.01%

Over the past 12 months, insider activity at Graham Holdings Company (GHC) has been exclusively selling, with 0 insider purchases totaling $0.00 and 10 insider sales totaling $48.03M. 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 $4.67B.

Buys (12M)

0

$0.00

Sells (12M)

10

$48.03M

Net Activity

Net Seller

$48.03M

Active Insiders

4

last 12 mo

GHC Price Chart

GHC Insider Trading Activity

DateInsiderRoleTypeSharesAvg PriceValueShares After
Mar 10, 2026Allen TonydirectorSell7$942.89$6.6K8
Jan 16, 2026Maas, JacobExecutive VPSell377$1150.50$433.7K0
Nov 11, 2025O'Shaughnessy Laura10% OwnerSell6,839$1085.29$7.42M0
Nov 11, 2025O'Shaughnessy Timothy JPresident and CEOSell6,839$1085.29$7.42M0
Oct 20, 2025Maas, JacobExecutive VPSell501$987.72$494.8K0
Sep 29, 2025O'Shaughnessy Laura10% OwnerSell6,568$1190.80$7.82M0
Sep 29, 2025O'Shaughnessy Timothy JPresident and CEOSell6,568$1190.80$7.82M0
Aug 20, 2025O'Shaughnessy Laura10% OwnerSell6,878$1070.83$7.37M0
Aug 20, 2025O'Shaughnessy Timothy JPresident and CEOSell6,878$1070.83$7.37M0
Aug 19, 2025Maas, JacobExecutive VPSell1,752$1071.80$1.88M0
Jan 6, 2025Snyman Marcel A.VP-Chief Accounting OfficerSell159$881.30$140.1K442
Nov 14, 2024Weymouth KatharineDirectorSell378$949.26$358.8K1,615
Sep 13, 2024GAYNER THOMAS SINNICKSONDirectorBuy100$743.30$74.3K700
May 29, 2024MULCAHY ANNE MDirectorBuy135$745.07$100.6K662
Mar 15, 2024Weymouth KatharineDirectorSell556$712.99$396.4K1,993
Nov 9, 2023Allen TonyDirectorSell75$619.03$46.4K15
Nov 9, 2023GAYNER THOMAS SINNICKSONDirectorBuy100$607.24$60.7K600
Sep 12, 2023GAYNER THOMAS SINNICKSONDirectorBuy100$569.83$57.0K500
May 9, 2023GAYNER THOMAS SINNICKSONDirectorBuy100$581.63$58.2K5,600
Jan 9, 2023Snyman Marcel A.VP-Chief Accounting OfficerSell128$617.68$79.1K456
Jan 4, 2023Snyman Marcel A.VP-Chief Accounting OfficerSell72$611.06$44.0K584
Sep 16, 2022GAYNER THOMAS SINNICKSONDirectorBuy100$556.15$55.6K5,500
Feb 11, 2022Stonesifer Sandra M.VP, Chief HR OfficerBuy20$591.99$11.8K617
Dec 2, 2021Markell Jack A.DirectorBuy60$570.00$34.2K60
Nov 15, 2021GAYNER THOMAS SINNICKSONDirectorBuy100$595.17$59.5K5,400
Nov 5, 2021Snyman Marcel A.VP-Chief Accounting OfficerSell128$605.07$77.4K443

GHC Insider Buying Activity

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

DateInsiderRoleTypeSharesAvg PriceValueShares After
Sep 13, 2024GAYNER THOMAS SINNICKSONDirectorBuy100$743.30$74.3K700
May 29, 2024MULCAHY ANNE MDirectorBuy135$745.07$100.6K662
Nov 9, 2023GAYNER THOMAS SINNICKSONDirectorBuy100$607.24$60.7K600
Sep 12, 2023GAYNER THOMAS SINNICKSONDirectorBuy100$569.83$57.0K500
May 9, 2023GAYNER THOMAS SINNICKSONDirectorBuy100$581.63$58.2K5,600
Sep 16, 2022GAYNER THOMAS SINNICKSONDirectorBuy100$556.15$55.6K5,500
Feb 11, 2022Stonesifer Sandra M.VP, Chief HR OfficerBuy20$591.99$11.8K617
Dec 2, 2021Markell Jack A.DirectorBuy60$570.00$34.2K60
Nov 15, 2021GAYNER THOMAS SINNICKSONDirectorBuy100$595.17$59.5K5,400

GHC Insider Selling Activity

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

DateInsiderRoleTypeSharesAvg PriceValueShares After
Mar 10, 2026Allen TonydirectorSell7$942.89$6.6K8
Jan 16, 2026Maas, JacobExecutive VPSell377$1150.50$433.7K0
Nov 11, 2025O'Shaughnessy Laura10% OwnerSell6,839$1085.29$7.42M0
Nov 11, 2025O'Shaughnessy Timothy JPresident and CEOSell6,839$1085.29$7.42M0
Oct 20, 2025Maas, JacobExecutive VPSell501$987.72$494.8K0
Sep 29, 2025O'Shaughnessy Laura10% OwnerSell6,568$1190.80$7.82M0
Sep 29, 2025O'Shaughnessy Timothy JPresident and CEOSell6,568$1190.80$7.82M0
Aug 20, 2025O'Shaughnessy Laura10% OwnerSell6,878$1070.83$7.37M0
Aug 20, 2025O'Shaughnessy Timothy JPresident and CEOSell6,878$1070.83$7.37M0
Aug 19, 2025Maas, JacobExecutive VPSell1,752$1071.80$1.88M0
Jan 6, 2025Snyman Marcel A.VP-Chief Accounting OfficerSell159$881.30$140.1K442
Nov 14, 2024Weymouth KatharineDirectorSell378$949.26$358.8K1,615
Mar 15, 2024Weymouth KatharineDirectorSell556$712.99$396.4K1,993
Nov 9, 2023Allen TonyDirectorSell75$619.03$46.4K15
Jan 9, 2023Snyman Marcel A.VP-Chief Accounting OfficerSell128$617.68$79.1K456
Jan 4, 2023Snyman Marcel A.VP-Chief Accounting OfficerSell72$611.06$44.0K584
Nov 5, 2021Snyman Marcel A.VP-Chief Accounting OfficerSell128$605.07$77.4K443

GHC Insiders

Maas, Jacob

Executive VP

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

10% Owner

Sold $22.61M
3 tradesLast: Nov 11, 2025
O'Shaughnessy Timothy J

President and CEO

Sold $22.61M
3 tradesLast: Nov 11, 2025
Allen Tony

director

Sold $6.6K
1 tradesLast: Jul 30, 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 13, 2024
GAYNER THOMAS SINNICKSON

Director

Bought $365.3K
6 tradesLast: Sep 12, 2024
MULCAHY ANNE M

Director

Bought $100.6K
1 tradesLast: May 28, 2024
Allen Tony

Director

Sold $46.4K
1 tradesLast: Nov 8, 2023
Stonesifer Sandra M.

VP, Chief HR Officer

Bought $11.8K
1 tradesLast: Dec 30, 2021
Markell Jack A.

Director

Bought $34.2K
1 tradesLast: Dec 1, 2021