Graham Holdings Co Master Retirement Trust

CIK 1912699 · operating company. SEC filings, financial statements, 10-K sections, 8-K items and insider trades for Graham Holdings Co Master Retirement Trust.

Recent SEC filings

FiledFormAccession number
Aug 28, 2026N-PX0001628280-26-059412
Aug 14, 202613F-HR0001628280-26-057134
May 15, 202613F-HR0001628280-26-035588
Feb 13, 202613F-HR0001628280-26-008124
Nov 14, 202513F-HR0001628280-25-052373
Aug 27, 2025N-PX0001912699-25-000013
Aug 14, 202513F-HR0001912699-25-000009
May 15, 202513F-HR0001912699-25-000006
Feb 14, 202513F-HR0001912699-25-000003
Nov 14, 202413F-HR0001912699-24-000010
Sep 3, 2024N-PX0000950157-24-001159
Aug 14, 202413F-HR0001912699-24-000008
May 16, 202413F-HR0001912699-24-000007
Feb 14, 202413F-HR0001912699-24-000001
Nov 14, 202313F-HR0001912699-23-000008
Aug 14, 202313F-HR0001912699-23-000007
May 15, 202313F-HR0001628280-23-018276
Feb 14, 202313F-HR0001912699-23-000002
Nov 15, 202213F-HR0001567619-22-020177
Aug 15, 202213F-HR0001567619-22-015901
May 13, 202213F-HR0001567619-22-010500
Feb 23, 202213F-HR0001567619-22-005358