CHECK CAPITAL MANAGEMENT INC/CA — 13F Holdings & Portfolio
CIK 1032814 · latest 13F-HR filed 2026-05-04
AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.
$3.44B
Long-equity book
66
Distinct positions
2026-03-31
Filed 2026-05-04
+0 / −1 / ↑18 / ↓23
vs 2025-12-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- Amazon$41.7M +5189.9%
- Sirius XM$10.3M +17.8%
- LKQ Corp$9.2M +19.6%
- Cimpress$7.3M +27.1%
- Hershey Foods$5.3M +15.2%
Top Trims
- Brookfield Corp.-$24.2M -12.0%
- Alphabet-$22.7M -10.3%
- Markel-$19.0M -11.5%
- First Citizens-$8.8M -9.6%
- Disney (Walt)-$7.4M -14.9%
Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).
| # | Issuer | Symbol | CUSIP | Value | Weight | Shares | Type |
|---|---|---|---|---|---|---|---|
| 1 | Berkshire Hathaway Call | BRK.B | 084670702 | $540.6M | 15.73% | 1,128,100 | SH |
| 2 | Berkshire Hathaway | BRK.B | 084670702 | $531.1M | 15.46% | 1,108,390 | SH |
| 3 | Berkshire Hathaway Call | BRK.B | 084670702 | $449.8M | 13.09% | 938,700 | SH |
| 4 | Berkshire Hathaway Call | BRK.B | 084670702 | $311.0M | 9.05% | 649,100 | SH |
| 5 | Berkshire Hathaway Call | BRK.B | 084670702 | $289.7M | 8.43% | 604,600 | SH |
| 6 | Alphabet | GOOG | 38259P706 | $198.0M | 5.76% | 690,399 | SH |
| 7 | Brookfield Corp. | BN | 11271J107 | $177.3M | 5.16% | 4,379,938 | SH |
| 8 | Markel | MKL | 570535104 | $147.2M | 4.28% | 76,886 | SH |
| 9 | AerCap Holdings | AER | N00985106 | $112.2M | 3.26% | 817,655 | SH |
| 10 | First Citizens | FCNCA | 31946M103 | $83.1M | 2.42% | 44,068 | SH |
| 11 | Sirius XM | SIRI | 829933100 | $67.9M | 1.98% | 2,942,595 | SH |
| 12 | Berkshire Hathaway Call | BRK.B | 084670702 | $63.4M | 1.85% | 132,400 | SH |
| 13 | LKQ Corp | LKQ | 501889208 | $56.3M | 1.64% | 1,917,106 | SH |
| 14 | Berkshire Hathaway Call | BRK.B | 084670702 | $49.9M | 1.45% | 104,200 | SH |
| 15 | Amazon | AMZN | 023135106 | $42.5M | 1.24% | 204,087 | SH |
| 16 | Disney (Walt) | DIS | 254687106 | $42.3M | 1.23% | 438,533 | SH |
| 17 | Hershey Foods | HSY | 427866108 | $40.0M | 1.16% | 192,310 | SH |
| 18 | Berkshire Hathaway Call | BRK.B | 084670702 | $34.5M | 1.00% | 71,900 | SH |
| 19 | Cimpress | CMPR | 045290255 | $34.4M | 1.00% | 471,466 | SH |
| 20 | Jefferies | JEF | 47233W109 | $28.1M | 0.82% | 680,171 | SH |
| 21 | Berkshire Hathaway Call | BRK.B | 084670702 | $21.7M | 0.63% | 45,300 | SH |
| 22 | Berkshire Hathaway 'A' | BRK.A | 084670108 | $20.8M | 0.61% | 29 | SH |
| 23 | Berkshire Hathaway Call | BRK.B | 084670702 | $14.6M | 0.43% | 30,500 | SH |
| 24 | Berkshire Hathaway Call | BRK.B | 084670702 | $14.0M | 0.41% | 29,200 | SH |
| 25 | Wayfair | W | 94419L101 | $12.6M | 0.37% | 167,948 | SH |
| 26 | Berkshire Hathaway Call | BRK.B | 084670702 | $10.4M | 0.30% | 21,800 | SH |
| 27 | Apple | AAPL | 037833100 | $5.9M | 0.17% | 23,073 | SH |
| 28 | Berkshire Hathaway Call | BRK.B | 084670702 | $5.3M | 0.15% | 11,100 | SH |
| 29 | Berkshire Hathaway Call | BRK.B | 084670702 | $4.7M | 0.14% | 9,800 | SH |
| 30 | Berkshire Hathaway Call | BRK.B | 084670702 | $3.7M | 0.11% | 7,700 | SH |
| 31 | Biglari Cl A | BH.A | 08986R408 | $2.7M | 0.08% | 1,578 | SH |
| 32 | Microsoft | MSFT | 594918104 | $2.3M | 0.07% | 6,079 | SH |
| 33 | Amgen | AMGN | 031162100 | $1.4M | 0.04% | 3,885 | SH |
| 34 | Caterpillar Tractor | CAT | 149123101 | $1.2M | 0.04% | 1,717 | SH |
| 35 | Alphabet Class A | GOOG | 38259P508 | $1.1M | 0.03% | 3,683 | SH |
| 36 | Trupanion Inc. | TRUP | 898202106 | $1.0M | 0.03% | 40,695 | SH |
| 37 | Goldman Sachs | GS | 38141G104 | $1.0M | 0.03% | 1,230 | SH |
| 38 | Tesla Motors | TSLA | 88160R101 | $929.4K | 0.03% | 2,500 | SH |
| 39 | General Electric | GE | 369604103 | $848.5K | 0.02% | 2,990 | SH |
| 40 | GE Vernova | GEV | 36828A101 | $786.5K | 0.02% | 901 | SH |
| 41 | Corning | GLW | 219350105 | $686.6K | 0.02% | 5,050 | SH |
| 42 | Raytheon Technologies | RTX | 75513E101 | $673.0K | 0.02% | 3,489 | SH |
| 43 | SPDR S&P 500 | SPY | 78462F103 | $627.6K | 0.02% | 965 | SH |
| 44 | IShares Exponential Technologi | XT | 46434V381 | $599.7K | 0.02% | 8,800 | SH |
| 45 | Bank of America | BAC | 060505104 | $586.6K | 0.02% | 12,032 | SH |
| 46 | Brookfield Asset Management | BAM | 113004105 | $575.8K | 0.02% | 12,954 | SH |
| 47 | Berkshire Hathaway Call | BRK.B | 084670702 | $431.3K | 0.01% | 900 | SH |
| 48 | Fairfax Finl Hldgs | — | 303901102 | $372.0K | 0.01% | 219 | SH |
| 49 | Nvidia | NVDA | 67066G104 | $369.2K | 0.01% | 2,117 | SH |
| 50 | Fastenal | FAST | 311900104 | $367.5K | 0.01% | 7,920 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-03-31 | 2026-05-04 | $3.44B | 66 | 0001032814-26-000004 |
| 2025-12-31 | 2026-02-06 | $3.44B | 75 | 0001032814-26-000001 |