Insider · CIK 0001655513
Maas, Jacob
Positions
- Graham Holdings Co · GHC(5 filings)
Recent Filings (5)
- Form 4Graham Holdings Co+623 sh
- Form 4Graham Holdings Co+499 sh
- Form 4Graham Holdings Co-1,752 sh
- Form 4Graham Holdings Co+562 sh
- Form 4Graham Holdings Co+173 sh