Arkolith/Insider Trading/GHC/Form 4

O'Shaughnessy Laura

10% OwnerGraham Holdings Co (GHC) · full profile →Form 4 · filed Sep 30, 2025
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
3
2 non-derivative · 1 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Sep 29, 2025Option exercise(M)8K$872.01$6.6M29K
Sep 29, 2025Tax withholding(F)7K$1190.80$7.8M23K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Sep 29, 2025Option exercise(M)8K—$08K

Transaction Codes

M
Option exercise / conversion
F
Shares withheld for taxes

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0000950157-25-000819) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML