| # | % | |||||
|---|---|---|---|---|---|---|
| 1 | BERKSHIRE HATHAWAY INC DEL | 455 | 97,120,000 | 86.46% | ||
| 2 | Black Stone Minerals LP | 1,086,025 | 15,215,000 | 13.54% |
Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0000873687-16-000009, filed 2016.04.26).
From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.