Terminal · Institutions
Every 13F-reported equity position this quarter, with its quarter-over-quarter change — each row traces back to the SEC filing.
Every 13F-reported equity position this quarter, with its quarter-over-quarter change — each row traces back to the SEC filing.
Graham Holdings Co Master Retirement Trust (CIK 1912699) reported $706,369 across 2 reported positions in its SEC 13F filing for 2026-03-31. Largest positions: BRK/A ($595,338, 84.28%), MKL ($111,031, 15.72%). Source: SEC Form 13F.
| Rank | Ticker | Company | Value | % Portfolio | Shares | Action |
|---|---|---|---|---|---|---|
| 1 | BRK/A | BERKSHIRE HATHAWAY INC DEL | $595,338 | 84.28% | 829 | Hold |
| 2 | MKL | MARKEL GROUP INC | $111,031 | 15.72% | 58,008 | Hold |
Source: SEC Form 13F filings · as of 2026-03-31