GHC insider transactions

Large owner O'Shaughnessy Laura disposed of 6,000 units of Class B Common Stock, decreasing direct ownership by 1% to 27,076 units (SEC Form 4)

Director Weymouth Katharine acquired 6,000 units of Class B Common Stock, increasing direct ownership by 372% to 7,615 units (SEC Form 4)

President and CEO O'Shaughnessy Timothy J disposed of 6,000 units of Class B Common Stock, decreasing direct ownership by 1% to 27,087 units (SEC Form 4)

SEC Form 4 filed by Wagoner G Richard Jr

SEC Form 4 filed by Mulcahy Anne M

SEC Form 4 filed by Markell Jack A.

SEC Form 4 filed by Davis Christopher C

SEC Form 4 filed by Conley Danielle Y.

SEC Form 4 filed by Graham Holdings Company

Executive VP Maas, Jacob was granted 1,000 units of Class B Common Stock and covered exercise/tax liability with 377 units of Class B Common Stock, increasing direct ownership by 10% to 6,657 units (SEC Form 4)

Director Wagoner G Richard Jr was granted 22 units of Class B Common Stock (SEC Form 4)

Director Mulcahy Anne M was granted 22 units of Class B Common Stock (SEC Form 4)

Director Markell Jack A. was granted 8 units of Class B Common Stock (SEC Form 4)

Director Davis Christopher C was granted 25 units of Class B Common Stock, increasing direct ownership by 0.45% to 5,566 units (SEC Form 4)

Director Conley Danielle Y. was granted 20 units of Class B Common Stock (SEC Form 4)

SEC Form 4 filed by Director Weymouth Katharine

Large owner O'Shaughnessy Laura exercised 7,582 units of Class B Common Stock at a strike of $872.01 and covered exercise/tax liability with 6,839 units of Class B Common Stock, increasing direct ownership by 3% to 27,476 units (SEC Form 4)

President and CEO O'Shaughnessy Timothy J covered exercise/tax liability with 6,839 units of Class B Common Stock and exercised 7,582 units of Class B Common Stock at a strike of $872.01, increasing direct ownership by 3% to 27,484 units (SEC Form 4)

Executive VP Maas, Jacob was granted 1,000 units of Class B Common Stock and covered exercise/tax liability with 501 units of Class B Common Stock, increasing direct ownership by 9% to 6,034 units (SEC Form 4)

President and CEO O'Shaughnessy Timothy J disposed of 2,800 units of Class B Common Stock, decreasing direct ownership by 9% to 26,741 units (SEC Form 4)

Large owner O'Shaughnessy Laura disposed of 2,800 units of Class B Common Stock, decreasing direct ownership by 9% to 26,733 units (SEC Form 4)

Director Wagoner G Richard Jr was granted 21 units of Class B Common Stock (SEC Form 4)

Director Mulcahy Anne M was granted 21 units of Class B Common Stock (SEC Form 4)

Director Markell Jack A. was granted 7 units of Class B Common Stock (SEC Form 4)

Director Davis Christopher C was granted 23 units of Class B Common Stock, increasing direct ownership by 0.42% to 5,541 units (SEC Form 4)

Director Conley Danielle Y. was granted 19 units of Class B Common Stock (SEC Form 4)

Large owner O'Shaughnessy Laura exercised 7,580 units of Class B Common Stock at a strike of $872.01 and covered exercise/tax liability with 6,568 units of Class B Common Stock (SEC Form 4)

President and CEO O'Shaughnessy Timothy J exercised 7,580 units of Class B Common Stock at a strike of $872.01 and covered exercise/tax liability with 6,568 units of Class B Common Stock, increasing direct ownership by 4% to 25,439 units (SEC Form 4)

President and CEO O'Shaughnessy Timothy J exercised 7,580 units of Class B Common Stock at a strike of $872.01 and covered exercise/tax liability with 6,878 units of Class B Common Stock, increasing direct ownership by 3% to 24,427 units (SEC Form 4)

Large owner O'Shaughnessy Laura exercised 7,580 units of Class B Common Stock at a strike of $872.01 and covered exercise/tax liability with 6,878 units of Class B Common Stock (SEC Form 4)

Executive VP Maas, Jacob exercised 2,000 units of Class B Common Stock at a strike of $804.80 and covered exercise/tax liability with 1,752 units of Class B Common Stock, increasing direct ownership by 5% to 5,535 units (SEC Form 4)

Director Mulcahy Anne M was granted 26 units of Class B Common Stock (SEC Form 4)

Director Conley Danielle Y. was granted 23 units of Class B Common Stock (SEC Form 4)

Director Wagoner G Richard Jr was granted 26 units of Class B Common Stock (SEC Form 4)

Director Davis Christopher C was granted 28 units of Class B Common Stock, increasing direct ownership by 0.51% to 5,518 units (SEC Form 4)

Director Markell Jack A. was granted 9 units of Class B Common Stock (SEC Form 4)

Director Markell Jack A. was granted 9 units of Class B Common Stock (SEC Form 4)

Director Mulcahy Anne M was granted 25 units of Class B Common Stock (SEC Form 4)

Director Davis Christopher C was granted 28 units of Class B Common Stock, increasing direct ownership by 0.51% to 5,490 units (SEC Form 4)

Director Conley Danielle Y. was granted 23 units of Class B Common Stock (SEC Form 4)

Director Wagoner G Richard Jr was granted 25 units of Class B Common Stock (SEC Form 4)

Executive VP Maas, Jacob was granted 1,000 units of Class B Common Stock and covered exercise/tax liability with 438 units of Class B Common Stock, increasing direct ownership by 12% to 5,287 units (SEC Form 4)

Chief Financial Officer Cooney Wallace R. was granted 430 units of Class B Common Stock and covered exercise/tax liability with 222 units of Class B Common Stock, increasing direct ownership by 6% to 3,524 units (SEC Form 4)

Executive VP Maas, Jacob was granted 430 units of Class B Common Stock and covered exercise/tax liability with 257 units of Class B Common Stock, increasing direct ownership by 4% to 4,725 units (SEC Form 4)

Sr. VP-GC & Secretary Maddrey Nicole Marie was granted 401 units of Class B Common Stock, increasing direct ownership by 10% to 4,223 units (SEC Form 4)

Executive Vice President Rosen Andrew Stephen was granted 344 units of Class B Common Stock, increasing direct ownership by 0.92% to 37,773 units (SEC Form 4)

VP, Chief HR Officer Stonesifer Sandra M. was granted 401 units of Class B Common Stock and covered exercise/tax liability with 221 units of Class B Common Stock, increasing direct ownership by 16% to 1,322 units (SEC Form 4)

VP-Chief Accounting Officer Snyman Marcel A. was granted 229 units of Class B Common Stock, covered exercise/tax liability with 84 units of Class B Common Stock and sold $140,127 worth of Class B Common Stock (159 units at $881.30), decreasing direct ownership by 3% to 442 units (SEC Form 4)

Director Wagoner G Richard Jr was granted 28 units of Class B Common Stock (SEC Form 4)

Director Mulcahy Anne M was granted 28 units of Class B Common Stock (SEC Form 4)

Director Davis Christopher C was granted 31 units of Class B Common Stock, increasing direct ownership by 0.57% to 5,462 units (SEC Form 4)

Director Conley Danielle Y. was granted 25 units of Class B Common Stock (SEC Form 4)

Director Weymouth Katharine sold $358,820 worth of Class B Common Stock (378 units at $949.26), decreasing direct ownership by 19% to 1,615 units (SEC Form 4)

Executive VP Maas, Jacob was granted 1,000 units of Class B Common Stock, increasing direct ownership by 28% to 4,552 units (SEC Form 4)

Large owner O'Shaughnessy Laura exercised 25,754 units of Class B Common Stock at a strike of $719.15 and covered exercise/tax liability with 23,858 units of Class B Common Stock (SEC Form 4)

President and CEO O'Shaughnessy Timothy J exercised 25,754 units of Class B Common Stock at a strike of $719.15 and covered exercise/tax liability with 23,858 units of Class B Common Stock, increasing direct ownership by 9% to 23,720 units (SEC Form 4)

Large owner O'Shaughnessy Laura exercised 25,752 units of Class B Common Stock at a strike of $719.15 and covered exercise/tax liability with 24,126 units of Class B Common Stock (SEC Form 4)

President and CEO O'Shaughnessy Timothy J exercised 25,752 units of Class B Common Stock at a strike of $719.15 and covered exercise/tax liability with 24,126 units of Class B Common Stock, increasing direct ownership by 8% to 21,824 units (SEC Form 4)

Director Conley Danielle Y. was granted 27 units of Class B Common Stock (SEC Form 4)

Director Davis Christopher C was granted 34 units of Class B Common Stock, increasing direct ownership by 0.63% to 5,431 units (SEC Form 4)