CHECK CAPITAL MANAGEMENT INC/CA Diversified Active

Location: Costa Mesa, CA

CIK: 0001032814 · Show all filings

Period: Q4 2025 (← Previous) (Next →)

Filing Date: Feb 6, 2026

Total Value: $3.437B (100.0% shares, 0.0% debt)

Holdings (51)

BRK/B Berkshire Hathaway 51.3%

Value $1.764B Shares 3,510,000 Est. Cost $171.86 Unrealized +189.5%

BRK/B Berkshire Hathaway 16.1%

Value $554M Shares 1,102,508 Est. Cost $171.86 Unrealized +189.5%

— Alphabet 6.4%

Value $221M Shares 703,613 Est. Cost $140.00 Unrealized —

BN Brookfield Corp. 5.9%

Value $201M Shares 4,388,968 Est. Cost $29.77 Unrealized +53.0%

MKL Markel 4.8%

Value $166M Shares 77,313 Est. Cost $1187.00 Unrealized +70.7%

— AerCap Holdings 3.5%

Value $119M Shares 827,362 Est. Cost $56.03 Unrealized —

FCNCA First Citizens 2.7%

Value $91.83M Shares 42,788 Est. Cost $1523.67 Unrealized +23.6%

SIRI Sirius XM 1.7%

Value $57.66M Shares 2,883,500 Est. Cost $23.92 Unrealized -10.1%

DIS Disney (Walt) 1.4%

Value $49.68M Shares 436,641 Est. Cost $103.83 Unrealized +5.5%

LKQ LKQ Corp 1.4%

Value $47.07M Shares 1,558,481 Est. Cost $31.66 Unrealized -5.3%

HSY Hershey Foods 1.0%

Value $34.7M Shares 190,689 Est. Cost $179.44 Unrealized +1.5%

— Jefferies 0.8%

Value $28.04M Shares 452,487 Est. Cost $61.97 Unrealized —

— Cimpress 0.8%

Value $27.08M Shares 406,606 Est. Cost $76.28 Unrealized —

BRK/A Berkshire Hathaway 'A' 0.6%

Value $21.89M Shares 29 Est. Cost $250196.95 Unrealized +198.3%

— Wayfair 0.5%

Value $16.79M Shares 167,192 Est. Cost $206.81 Unrealized —

AAPL Apple 0.2%

Value $6.904M Shares 25,395 Est. Cost $99.85 Unrealized +168.7%

BAC Bank of America 0.1%

Value $4.386M Shares 79,737 Est. Cost $27.95 Unrealized +88.4%

— Biglari Cl A 0.1%

Value $3.828M Shares 2,200 Est. Cost $713.14 Unrealized —

MSFT Microsoft 0.1%

Value $2.963M Shares 6,126 Est. Cost $86.67 Unrealized +477.6%

TRUP Trupanion Inc. 0.0%

Value $1.524M Shares 40,780 Est. Cost $33.36 Unrealized +17.7%

AMGN Amgen 0.0%

Value $1.272M Shares 3,885 Est. Cost $137.39 Unrealized +130.0%

— Alphabet Class A 0.0%

Value $1.134M Shares 3,623 Est. Cost $156.06 Unrealized —

— Tesla Motors 0.0%

Value $1.124M Shares 2,500 Est. Cost $229.85 Unrealized —

— Goldman Sachs 0.0%

Value $1.081M Shares 1,230 Est. Cost $236.50 Unrealized —

— General Electric 0.0%

Value $998K Shares 3,240 Est. Cost $87.57 Unrealized —

CAT Caterpillar Tractor 0.0%

Value $984K Shares 1,717 Est. Cost $142.84 Unrealized +288.9%

AMZN Amazon Com 0.0%

Value $804K Shares 3,481 Est. Cost $146.12 Unrealized +56.6%

BAM Brookfield Asset Management 0.0%

Value $670K Shares 12,786 Est. Cost $31.26 Unrealized +71.1%

— SPDR S&P 500 0.0%

Value $658K Shares 965 Est. Cost $305.78 Unrealized —

Value $646K Shares 2,237 Est. Cost $175.94 Unrealized —

GEV GE Vernova 0.0%

Value $646K Shares 988 Est. Cost $191.56 Unrealized +217.9%

RTX Raytheon Technologies 0.0%

Value $640K Shares 3,489 Est. Cost $81.24 Unrealized +113.3%

XT IShares Exponential Technologi 0.0%

Value $614K Shares 8,800 Est. Cost $44.93 Unrealized —

WFC Wells Fargo 0.0%

Value $470K Shares 5,038 Est. Cost $40.84 Unrealized +112.1%

— Biglari Holdings 0.0%

Value $445K Shares 1,340 Est. Cost $188.82 Unrealized —

GLW Corning 0.0%

Value $442K Shares 5,050 Est. Cost $40.86 Unrealized +110.4%

Value $397K Shares 4,860 Est. Cost $48.20 Unrealized +86.8%

— Nvidia 0.0%

Value $395K Shares 2,117 Est. Cost $128.80 Unrealized —

SCHG Schwab US Large Cap Growth 0.0%

Value $320K Shares 9,800 Est. Cost $41.64 Unrealized —

FAST Fastenal 0.0%

Value $318K Shares 7,920 Est. Cost $25.57 Unrealized +64.3%

— JPMorgan Chase 0.0%

Value $308K Shares 955 Est. Cost $239.74 Unrealized —

ITW Illinois Tool Works 0.0%

Value $271K Shares 1,100 Est. Cost $197.50 Unrealized +25.3%

BA Boeing Co 0.0%

Value $270K Shares 1,245 Est. Cost $156.93 Unrealized +31.1%

FRFHF Fairfax Finl Hldgs 0.0%

Value $254K Shares 133 Est. Cost $1716.70 Unrealized 0.0%

— Verizon 0.0%

Value $239K Shares 5,860 Est. Cost $50.03 Unrealized —

— UnitedHealth 0.0%

Value $237K Shares 719 Est. Cost $345.30 Unrealized —

— Conocophillips 0.0%

Value $237K Shares 2,534 Est. Cost $60.81 Unrealized —

— Quest Diagnostics 0.0%

Value $226K Shares 1,300 Est. Cost $116.44 Unrealized —

CFG Citizens Financial Group 0.0%

Value $222K Shares 3,800 Est. Cost $49.19 Unrealized +8.9%

— Meta Platforms Inc. 0.0%

Value $222K Shares 336 Est. Cost $738.09 Unrealized —

CVX Chevron 0.0%

Value $206K Shares 1,350 Est. Cost $152.28 Unrealized -0.6%

Ticker	Issuer	Shares	Value	%	Est. Cost	Unrealized	Class	CUSIP
BRK/B	Berkshire Hathaway	3,510,000	$1.764B	51.3%	$171.86	+189.5%	Call	084670702
BRK/B	Berkshire Hathaway	1,102,508	$554M	16.1%	$171.86	+189.5%	COM	084670702
—	Alphabet	703,613	$221M	6.4%	$140.00	—	COM	38259p706
BN	Brookfield Corp.	4,388,968	$201M	5.9%	$29.77	+53.0%	COM	11271J107
MKL	Markel	77,313	$166M	4.8%	$1187.00	+70.7%	COM	570535104
—	AerCap Holdings	827,362	$119M	3.5%	$56.03	—	COM	n00985106
FCNCA	First Citizens	42,788	$91.83M	2.7%	$1523.67	+23.6%	COM	31946M103
SIRI	Sirius XM	2,883,500	$57.66M	1.7%	$23.92	-10.1%	COM	829933100
DIS	Disney (Walt)	436,641	$49.68M	1.4%	$103.83	+5.5%	COM	254687106
LKQ	LKQ Corp	1,558,481	$47.07M	1.4%	$31.66	-5.3%	COM	501889208
HSY	Hershey Foods	190,689	$34.7M	1.0%	$179.44	+1.5%	COM	427866108
—	Jefferies	452,487	$28.04M	0.8%	$61.97	—	COM	47233w109
—	Cimpress	406,606	$27.08M	0.8%	$76.28	—	COM	045290255
BRK/A	Berkshire Hathaway 'A'	29	$21.89M	0.6%	$250196.95	+198.3%	COM	084670108
—	Wayfair	167,192	$16.79M	0.5%	$206.81	—	COM	94419l101
AAPL	Apple	25,395	$6.904M	0.2%	$99.85	+168.7%	COM	037833100
BAC	Bank of America	79,737	$4.386M	0.1%	$27.95	+88.4%	COM	060505104
—	Biglari Cl A	2,200	$3.828M	0.1%	$713.14	—	COM	08986r408
MSFT	Microsoft	6,126	$2.963M	0.1%	$86.67	+477.6%	COM	594918104
TRUP	Trupanion Inc.	40,780	$1.524M	0.0%	$33.36	+17.7%	COM	898202106
AMGN	Amgen	3,885	$1.272M	0.0%	$137.39	+130.0%	COM	031162100
—	Alphabet Class A	3,623	$1.134M	0.0%	$156.06	—	COM	38259p508
—	Tesla Motors	2,500	$1.124M	0.0%	$229.85	—	COM	88160r101
—	Goldman Sachs	1,230	$1.081M	0.0%	$236.50	—	COM	38141g104
—	General Electric	3,240	$998K	0.0%	$87.57	—	COM	369604103
CAT	Caterpillar Tractor	1,717	$984K	0.0%	$142.84	+288.9%	COM	149123101
AMZN	Amazon Com	3,481	$804K	0.0%	$146.12	+56.6%	COM	023135106
BAM	Brookfield Asset Management	12,786	$670K	0.0%	$31.26	+71.1%	COM	113004105
—	SPDR S&P 500	965	$658K	0.0%	$305.78	—	ETF	78462f103
—	FedEx	2,237	$646K	0.0%	$175.94	—	COM	31428x106
GEV	GE Vernova	988	$646K	0.0%	$191.56	+217.9%	COM	36828A101
RTX	Raytheon Technologies	3,489	$640K	0.0%	$81.24	+113.3%	COM	75513E101
XT	IShares Exponential Technologi	8,800	$614K	0.0%	$44.93	—	ETF	46434V381
WFC	Wells Fargo	5,038	$470K	0.0%	$40.84	+112.1%	COM	949746101
—	Biglari Holdings	1,340	$445K	0.0%	$188.82	—	COM	08986r101
GLW	Corning	5,050	$442K	0.0%	$40.86	+110.4%	COM	219350105
UBER	Uber	4,860	$397K	0.0%	$48.20	+86.8%	COM	90353T100
—	Nvidia	2,117	$395K	0.0%	$128.80	—	COM	67066g104
SCHG	Schwab US Large Cap Growth	9,800	$320K	0.0%	$41.64	—	COM	808524300
FAST	Fastenal	7,920	$318K	0.0%	$25.57	+64.3%	COM	311900104
—	JPMorgan Chase	955	$308K	0.0%	$239.74	—	COM	46625h100
ITW	Illinois Tool Works	1,100	$271K	0.0%	$197.50	+25.3%	COM	452308109
BA	Boeing Co	1,245	$270K	0.0%	$156.93	+31.1%	COM	097023105
FRFHF	Fairfax Finl Hldgs	133	$254K	0.0%	$1716.70	0.0%	COM	303901102
—	Verizon	5,860	$239K	0.0%	$50.03	—	COM	92343v104
—	UnitedHealth	719	$237K	0.0%	$345.30	—	COM	91324p102
—	Conocophillips	2,534	$237K	0.0%	$60.81	—	COM	20825c104
—	Quest Diagnostics	1,300	$226K	0.0%	$116.44	—	COM	74834l100
CFG	Citizens Financial Group	3,800	$222K	0.0%	$49.19	+8.9%	COM	174610105
—	Meta Platforms Inc.	336	$222K	0.0%	$738.09	—	COM	30303m102
CVX	Chevron	1,350	$206K	0.0%	$152.28	-0.6%	COM	166764100