Check Capital Management Inc. In its 13F for Q4 2025 (holdings as of December 31, 2025, filed February 6, 2026), Check Capital Management Inc. reported 50 stock positions worth $1.7 billion . Its top holding was Berkshire Hathaway Class B (BRK.B) at 33.1% of the portfolio, followed by Google Class C (GOOG, 13.2% ) and Brookfield (BN, 12.0% ). Compared with Q3 2025, it opened 2 new positions, sold out of 2, added to 13 and reduced 13. The biggest buy was a new position in Jefferies Financial (JEF) and the biggest sale FedEx (FDX, shares −99% ).
Location COSTA MESA, CA
CIK 0001032814
Portfolio Value $1.7B (Q4 2025) Holdings 50 stocks · $1.7B Holdings quarter Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024 Q1 2024
Stock % Of Portfolio ▼ Shares Held Total Value Change vs Q3 2025 BRK.B Berkshire Hathaway Inc. Class B 1,102,508 $554.2M Add +2.5% GOOG Google LLC Class C filed as ALPHABET INC CL C 703,613 $220.8M Reduce -1.6% BN Brookfield Corp. 4,388,968 $201.4M Reduce -0.1% MKL Markel Group Inc. 77,313 $166.2M Reduce -0.3% AER Aercap Holdings NV 827,362 $118.9M Reduce -0.5% FCNCA First Citizens Bcshs Class A 42,788 $91.8M Add +21.0% SIRI Sirius XM Holdings Inc. 2,883,500 $57.7M Add +39.9% DIS The Walt Disney Co. filed as DISNEY WALT CO 436,641 $49.7M Add +0.6% LKQ LKQ Corp. 1,558,481 $47.1M Reduce -2.1% HSY The Hershey Co. 190,689 $34.7M Add +0.8% JEF Jefferies Financial Group Inc. 452,487 $28.0M New Cimpress 406,606 $27.1M Add +5.8% BRK.A Berkshire Hathaway Inc. Class A 29 $21.9M No change W Wayfair Inc. Class A 167,192 $16.8M Reduce -0.4% AAPL Apple Inc. 25,395 $6.9M No change BAC Bank of America Corp. filed as BANK AMERICA CORP 79,737 $4.4M Reduce -1.1% BH.A Biglari Holdings Inc. Class A 2,200 $3.8M Reduce -0.5% MSFT Microsoft Corp. 6,126 $3.0M No change TRUP Trupanion Inc. 40,780 $1.5M Reduce -0.5% AMGN Amgen Inc. 3,885 $1.3M No change GOOGLE LLC-CL A 3,623 $1.1M No change TSLA Tesla Inc. 2,500 $1.1M Add +2.0% GS Goldman Sachs Group Inc. 1,230 $1.1M No change GE General Electric Company filed as GE Aerospace 3,240 $998K No change CAT Caterpillar Inc. 1,717 $984K No change AMZN Amazon.com Inc. 3,481 $804K Add +10.8% BAM Brookfield Asset Mgmt-A 12,786 $670K Add +10.4% SPY SS SPDR S&P 500 ETF Trust-US 965 $658K No change FDX FedEx Corp. 2,237 $646K Reduce -98.9% GEV GE Vernova Inc. 988 $646K No change RTX RTX Corp. 3,489 $640K No change XT Ishar Fture Exp Tech ETF-Usd 8,800 $614K No change WFC Wells Fargo & Co. 5,038 $470K Add +14.2% BIGLARI HLDGS INC 1,340 $445K No change GLW Corning Inc. 5,050 $442K No change UBER Uber Technologies Inc. 4,860 $397K Reduce -0.6% NVDA Nvidia Corp. 2,117 $395K Reduce -1.4% SCHG Schwab US Large-Cap Growth 9,800 $320K No change FAST Fastenal Co. 7,920 $318K No change JPM JPMorgan Chase & Co. 955 $308K Add +0.1% ITW Illinois Tool Works 1,100 $271K No change BA The Boeing Co. 1,245 $270K No change FRFHF Fairfax Financial Hldgs Ltd. 133 $254K New VZ Verizon Communications Inc. 5,860 $239K Add +0.3% UNH Unitedhealth Group Inc. 719 $237K Add +0.6% COP Conocophillips 2,534 $237K Reduce -24.0% DGX Quest Diagnostics Inc. 1,300 $226K No change CFG Citizens Financial Group 3,800 $222K No change META Meta Platforms Inc. Class A 336 $222K No change CVX Chevron Corp. 1,350 $206K No change
Options reported separately and not counted above: BRK.B calls ($1.8B).
Portfolio Sells Q3 2025 → Q4 2025 Portfolio Sells quarter Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024 Q1 2024
Stock Change vs Q3 2025 % Of Portfolio Change To Portfolio ▲ FDX FedEx Corp. Reduce -98.9% 0.04% −2.95 KMX Carmax Inc. Sold out 0.00% −1.71 BN Brookfield Corp. Reduce -0.1% 12.04% −0.68 LKQ LKQ Corp. Reduce -2.1% 2.81% −0.26 POWERSHARES Sold out 0.00% −0.02 TRUP Trupanion Inc. Reduce -0.5% 0.09% −0.02 UBER Uber Technologies Inc. Reduce -0.6% 0.02% −0.01 COP Conocophillips Reduce -24.0% 0.01% −0.01 NVDA Nvidia Corp. Reduce -1.4% 0.02% −0.00 BAC Bank of America Corp. Reduce -1.1% 0.26% −0.00 BH.A Biglari Holdings Inc. Class A Reduce -0.5% 0.23% +0.01 W Wayfair Inc. Class A Reduce -0.4% 1.00% +0.05 MKL Markel Group Inc. Reduce -0.3% 9.94% +0.55 AER Aercap Holdings NV Reduce -0.5% 7.11% +0.74 GOOG Google LLC Class C Reduce -1.6% 13.20% +2.17
Portfolio Buys Q3 2025 → Q4 2025 Portfolio Buys quarter Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024 Q1 2024
Stock Change vs Q3 2025 % Of Portfolio Change To Portfolio ▼ JEF Jefferies Financial Group Inc. New 1.68% +1.68 FCNCA First Citizens Bcshs Class A Add +21.0% 5.49% +1.48 SIRI Sirius XM Holdings Inc. Add +39.9% 3.45% +0.41 Cimpress Add +5.8% 1.62% +0.08 FRFHF Fairfax Financial Hldgs Ltd. New 0.02% +0.02 WFC Wells Fargo & Co. Add +14.2% 0.03% +0.00 AMZN Amazon.com Inc. Add +10.8% 0.05% +0.00 JPM JPMorgan Chase & Co. Add +0.1% 0.02% −0.00 UNH Unitedhealth Group Inc. Add +0.6% 0.01% −0.00 BAM Brookfield Asset Mgmt-A Add +10.4% 0.04% −0.00 TSLA Tesla Inc. Add +2.0% 0.07% −0.00 VZ Verizon Communications Inc. Add +0.3% 0.01% −0.00 HSY The Hershey Co. Add +0.8% 2.07% −0.17 DIS The Walt Disney Co. Add +0.6% 2.97% −0.18 BRK.B Berkshire Hathaway Inc. Class B Add +2.5% 33.13% −1.10
Options Activity Q3 2025 → Q4 2025 Security Type Change vs Q3 2025 Underlying Shares Value ▼ BRK.B Berkshire Hathaway Inc. Class B call Add +21.3% 3,510,000 $1.8B
Calls and puts are listed by the shares they cover; their value is not part of the stock holdings above.
All Filings Quarter Positions 13F Reported Value Top Holdings Q2 2026 Amended 52 $1.8B BRK.B, GOOG, BN, MKL, AER Q1 2026 49 $1.6B BRK.B, GOOG, BN, MKL, AER Q4 2025 50 $1.7B BRK.B, GOOG, BN, MKL, AER Q3 2025 50 $1.6B BRK.B, BN, GOOG, MKL, AER Q2 2025 49 $1.5B BRK.B, BN, MKL, GOOG, AER Q1 2025 50 $1.5B BRK.B, BN, MKL, GOOG, AER Q4 2024 53 $1.5B BRK.B, BN, GOOG, MKL, AER Q3 2024 50 $1.4B BRK.B, BN, GOOG, MKL, AER Q2 2024 49 $1.4B BRK.B, GOOG, BN, MKL, AER Q1 2024 49 $1.4B BRK.B, BN, MKL, GOOG, AER