Top Institutional Investors

CHECK CAPITAL MANAGEMENT INC/CA — 13F Holdings & Portfolio

CIK 1032814 · latest 13F-HR filed 2026-08-05

Backtest portfolio

CHECK CAPITAL MANAGEMENT INC/CA manages $3.78B in 13F-reported U.S. long-equity assets across 67 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are BRK.B (20.22%), BRK.B (14.82%), BRK.B (14.28%). Quarter over quarter (versus its 2026-06-30 filing) the fund opened 0 new positions, exited 0, added to 1, and trimmed 0.

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.

Filer Information
Address
575 ANTON BLVD
STE 500
COSTA MESA, CA 92626
Phone
(714) 641-3579
Filing Manager
CHECK CAPITAL MANAGEMENT INC/CA
COSTA MESA, CA
Signatory
Rob Hill
CCO
Loading holdings…
AUM

$3.78B

Long-equity book

Holdings

67

Distinct positions

Period

2026-06-30

Filed 2026-08-05

Q/Q Activity

+0 / −0 / ↑1 / ↓0

vs 2026-06-30

Firm Profile & Key People
Name Title / Status Ownership Type

Top Adds (vs prior quarter)

  • Berkshire Hathaway$141.5M +33.8%
Show all 1 →

Top Trims

  • No decreased positions.
Show all 0 →

New Positions

  • No new positions this quarter.
Show all 0 →

Exited Positions

  • No exits this quarter.
Show all 0 →
All Holdings

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 $763.9M 20.22% 1,526,600 SH
2 Berkshire Hathaway BRK.B 084670702 $560.0M 14.82% 1,119,075 SH
3 Berkshire Hathaway Call BRK.B 084670702 $539.6M 14.28% 1,078,300 SH
4 Berkshire Hathaway Call BRK.B 084670702 $462.2M 12.23% 923,600 SH
5 Alphabet GOOG 38259P706 $235.9M 6.24% 667,772 SH
6 Brookfield Corp. BN 11271J107 $187.8M 4.97% 4,409,171 SH
7 Markel MKL 570535104 $154.7M 4.09% 79,209 SH
8 AerCap Holdings AER N00985106 $117.8M 3.12% 807,867 SH
9 Berkshire Hathaway Call BRK.B 084670702 $116.7M 3.09% 233,300 SH
10 First Citizens FCNCA 31946M103 $92.3M 2.44% 44,355 SH
11 Sirius XM SIRI 829933100 $86.5M 2.29% 2,927,799 SH
12 LKQ Corp LKQ 501889208 $49.7M 1.31% 1,886,416 SH
13 Amazon AMZN 023135106 $49.1M 1.30% 206,057 SH
14 Cimpress CMPR 045290255 $48.1M 1.27% 472,485 SH
15 Disney (Walt) DIS 254687106 $43.3M 1.15% 450,174 SH
16 Berkshire Hathaway Call BRK.B 084670702 $36.2M 0.96% 72,300 SH
17 Hershey Foods HSY 427866108 $36.0M 0.95% 205,272 SH
18 Jefferies JEF 47233W109 $34.3M 0.91% 685,910 SH
19 Berkshire Hathaway Call BRK.B 084670702 $27.5M 0.73% 54,900 SH
20 Berkshire Hathaway 'A' BRK.A 084670108 $21.0M 0.55% 28 SH
21 Berkshire Hathaway Call BRK.B 084670702 $19.5M 0.52% 38,900 SH
22 Wayfair W 94419L101 $15.6M 0.41% 169,025 SH
23 Berkshire Hathaway Call BRK.B 084670702 $14.6M 0.39% 29,200 SH
24 Berkshire Hathaway Call BRK.B 084670702 $8.1M 0.21% 16,100 SH
25 Apple AAPL 037833100 $6.8M 0.18% 23,439 SH
26 Berkshire Hathaway Call BRK.B 084670702 $6.5M 0.17% 13,000 SH
27 Berkshire Hathaway Call BRK.B 084670702 $5.6M 0.15% 11,100 SH
28 Berkshire Hathaway Call BRK.B 084670702 $5.1M 0.13% 10,100 SH
29 Berkshire Hathaway Call BRK.B 084670702 $4.3M 0.11% 8,600 SH
30 Biglari Cl A BH.A 08986R408 $3.3M 0.09% 1,562 SH
31 Fairfax Finl Hldgs NHHPF 303901102 $3.3M 0.09% 1,979 SH
32 Microsoft MSFT 594918104 $2.3M 0.06% 6,229 SH
33 Caterpillar Tractor CAT 149123101 $1.8M 0.05% 1,717 SH
34 Amgen AMGN 031162100 $1.4M 0.04% 3,885 SH
35 Alphabet Class A GOOGL 38259P508 $1.3M 0.03% 3,683 SH
36 Corning GLW 219350105 $1.3M 0.03% 5,050 SH
37 Goldman Sachs GS 38141G104 $1.2M 0.03% 1,230 SH
38 General Electric POR 369604103 $1.1M 0.03% 2,990 SH
39 GE Vernova GEV 36828A101 $1.1M 0.03% 901 SH
40 Trupanion Inc. TRUP 898202106 $992.7K 0.03% 40,075 SH
41 Tesla Motors TSLA 88160R101 $988.4K 0.03% 2,350 SH
42 IShares Exponential Technologi XT 46434V381 $727.1K 0.02% 8,800 SH
43 SPDR S&P 500 SPY 78462F103 $720.6K 0.02% 965 SH
44 Bank of America BAC 060505104 $685.9K 0.02% 12,038 SH
45 Raytheon Technologies RTX 75513E101 $662.0K 0.02% 3,489 SH
46 Nvidia NVDA 67066G104 $615.7K 0.02% 3,077 SH
47 Brookfield Asset Management BAM 113004105 $588.8K 0.02% 13,129 SH
48 UnitedHealth UNH 91324P102 $466.3K 0.01% 1,122 SH
49 Berkshire Hathaway Call BRK.B 084670702 $450.4K 0.01% 900 SH
50 Biglari Holdings BH.A 08986R101 $412.0K 0.01% 967 SH
Filing History
Period Filed AUM Holdings Accession
2026-06-30 2026-08-05 $3.78B 67 0001032814-26-000006
2026-06-30 2026-08-03 $3.64B 67 0001032814-26-000005
2026-03-31 2026-05-04 $3.44B 66 0001032814-26-000004
2025-12-31 2026-02-06 $3.44B 75 0001032814-26-000001