Vault-13

Graham Holdings Co Master Retirement Trust

ARLINGTON, VA · CIK 1912699 · 13F filing filed 2026-08-14

No investment adviser registration (Form ADV) found for this filer. It may be a parent company whose subsidiaries are the registered advisers, a bank or insurer, or a manager based outside the US.

$734.1m reported value +3.9% vs Q1 2026
2positions
100.0%in top 10
0 new 0 added 0 reduced 0 sold out vs Q1 2026

Holdings, Q2 2026

The small lines show how much was held over the last 4 quarters (adjusted for stock splits).

#SecurityTickerShares Value% of portfolioChangeShares change
1 BERKSHIRE HATHAWAY INC DEL CL A BRK.A BRK.A 829 $620.8m84.57% 84.57% UnchangedShares held: Q3 2025 829, Q4 2025 829, Q1 2026 829, Q2 2026 829
2 MARKEL GROUP INC COM MKL MKL 58,008 $113.3m15.43% 15.43% UnchangedShares held: Q3 2025 58.0k, Q4 2025 58.0k, Q1 2026 58.0k, Q2 2026 58.0k