LIVE FROM THE DATABASETRANSACTIONS 362,430COMPANIES 5,763LATEST TRADE Oct 16UPDATED Oct 17, 12:31 AM
Reporting ownerCIK 0001655513

Jacob Maas

4 transactions in one company, from January 16, 2026 to August 28, 2026.

Transactions
41 company
Bought · P
$0open market
Sold · S
$0open market
Net
+$0net buying

By company

Where this insider traded.

CompanyTickerTradesBoughtSold
Graham Holdings CoGHC4——

All transactions

4 in total, newest filings first.

CompanyTickerInsiderDateCodeSharesPriceValue
Graham Holdings CoGHCJacob MaasVPAug 28F501$1,159.23$581K
Graham Holdings CoGHCJacob MaasVPAug 28A1,000$0.00—
Graham Holdings CoGHCJacob MaasVPJan 16F377$1,150.50$434K
Graham Holdings CoGHCJacob MaasVPJan 16A1,000$0.00—