CIK: 0000873687 · Show all filings
Period: Q4 2020 (← Previous) (Next →)
Filing Date: Jan 29, 2021
Total Value ($000): $147,838 (100.0% shares, 0.0% debt)
| Ticker | Issuer | Shares | Value ($000) | % | Est. Cost | Unrealized | Class | CUSIP |
|---|---|---|---|---|---|---|---|---|
| BRK/A | BERKSHIRE HATHAWAY INC DEL | 416 | $144,691 | 97.9% | $201277.39 | +64.3% | CL A | 084670108 |
| — | EXICURE INC | 1,564,372 | $2,769 | 1.9% | $2.86 | — | COM | 30205M101 |
| — | APTINYX INC | 109,280 | $378 | 0.3% | $24.17 | — | COM | 03836N103 |