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.
CHECK CAPITAL MANAGEMENT INC/CA (CIK 1032814) reported $3.44B across 47 reported positions in its SEC 13F filing for 2026-03-31. Largest positions: BRK/B ($2.35B, 68.25%), GOOG ($198.0M, 5.76%), BN ($177.3M, 5.16%), MKL ($147.2M, 4.28%), AER ($112.2M, 3.26%). Source: SEC Form 13F.
| Rank | Ticker | Company | Value | % Portfolio | Shares | Action |
|---|---|---|---|---|---|---|
| 1 | BRK/B | Berkshire Hathaway | $2.35B | 68.25% | 4.9M | Added |
| 2 | GOOG | Alphabet | $198.0M | 5.76% | 690,399 | Trimmed |
| 3 | BN | Brookfield Corp. | $177.3M | 5.16% | 4.4M | Trimmed |
| 4 | MKL | Markel | $147.2M | 4.28% | 76,886 | Trimmed |
| 5 | AER | AerCap Holdings | $112.2M | 3.26% | 817,655 | Trimmed |
| 6 | FCNCA | First Citizens | $83.1M | 2.42% | 44,068 | Added |
| 7 | SIRI | Sirius XM | $67.9M | 1.98% | 2.9M | Added |
| 8 | LKQ | LKQ Corp | $56.3M | 1.64% | 1.9M | Added |
| 9 | AMZN | Amazon | $42.5M | 1.24% | 204,087 | Added |
| 10 | DIS | Disney (Walt) | $42.3M | 1.23% | 438,533 | Added |
| 11 | HSY | Hershey Foods | $40.0M | 1.16% | 192,310 | Added |
| 12 | Cimpress | $34.4M | 1.00% | 471,466 | Added | |
| 13 | JEF | Jefferies | $28.1M | 0.82% | 680,171 | Added |
| 14 | BRK/A | Berkshire Hathaway 'A' | $20.8M | 0.61% | 29 | Hold |
| 15 | W | Wayfair | $12.6M | 0.37% | 167,948 | Added |
| 16 | AAPL | Apple | $5.9M | 0.17% | 23,073 | Trimmed |
| 17 | BH/A | Biglari Cl A | $2.7M | 0.08% | 1,578 | Trimmed |
| 18 | MSFT | Microsoft | $2.3M | 0.07% | 6,079 | Trimmed |
| 19 | CAT | Caterpillar Tractor | $1.2M | 0.04% | 1,717 | Hold |
| 20 | AMGN | Amgen | $1.4M | 0.04% | 3,885 | Hold |
| 21 | GS | Goldman Sachs | $1.0M | 0.03% | 1,230 | Hold |
| 22 | TRUP | Trupanion Inc. | $1.0M | 0.03% | 40,695 | Trimmed |
| 23 | GOOGL | Alphabet Class A | $1.1M | 0.03% | 3,683 | Added |
| 24 | TSLA | Tesla Motors | $929,375 | 0.03% | 2,500 | Hold |
| 25 | BAM | Brookfield Asset Management | $575,805 | 0.02% | 12,954 | Added |
Source: SEC Form 13F filings · as of 2026-03-31