Insider · CIK 0001621362
O'Shaughnessy Timothy J
Positions
- Graham Holdings Co · GHC(4 filings)
Recent Filings (4)
- Form 4Graham Holdings Co-6,839 sh
- Form 4Graham Holdings Co
- Form 4Graham Holdings Co-6,568 sh
- Form 4Graham Holdings Co-6,878 sh
Insider · CIK 0001621362