CHECK CAPITAL MANAGEMENT INC/CA Diversified Active

Location: Costa Mesa, CA

CIK: 0001032814 · Show all filings

Period: Q1 2026 (← Previous) (Next →)

Filing Date: May 4, 2026

Total Value: $3.436B (100.0% shares, 0.0% debt)

Holdings (50)

BRK/B Berkshire Hathaway 52.8%

Value $1.814B Shares 3,785,700 Est. Cost $171.86 Unrealized +187.1%

BRK/B Berkshire Hathaway 15.5%

Value $531M Shares 1,108,390 Est. Cost $171.86 Unrealized +187.1%

— Alphabet 5.8%

Value $198M Shares 690,399 Est. Cost $140.00 Unrealized —

BN Brookfield Corp. 5.2%

Value $177M Shares 4,379,938 Est. Cost $29.77 Unrealized +56.8%

MKL Markel 4.3%

Value $147M Shares 76,886 Est. Cost $1187.00 Unrealized +75.1%

— AerCap Holdings 3.3%

Value $112M Shares 817,655 Est. Cost $56.03 Unrealized —

FCNCA First Citizens 2.4%

Value $83.05M Shares 44,068 Est. Cost $1540.20 Unrealized +35.9%

SIRI Sirius XM 2.0%

Value $67.92M Shares 2,942,595 Est. Cost $23.86 Unrealized -12.3%

LKQ LKQ Corp 1.6%

Value $56.31M Shares 1,917,106 Est. Cost $31.96 Unrealized +4.1%

AMZN Amazon 1.2%

Value $42.51M Shares 204,087 Est. Cost $225.46 Unrealized +0.6%

DIS Disney (Walt) 1.2%

Value $42.27M Shares 438,533 Est. Cost $103.83 Unrealized +5.4%

HSY Hershey Foods 1.2%

Value $39.98M Shares 192,310 Est. Cost $179.44 Unrealized +14.1%

— Cimpress 1.0%

Value $34.42M Shares 471,466 Est. Cost $75.83 Unrealized —

— Jefferies 0.8%

Value $28.07M Shares 680,171 Est. Cost $55.04 Unrealized —

BRK/A Berkshire Hathaway 'A' 0.6%

Value $20.83M Shares 29 Est. Cost $250196.95 Unrealized +195.9%

— Wayfair 0.4%

Value $12.63M Shares 167,948 Est. Cost $206.81 Unrealized —

AAPL Apple 0.2%

Value $5.856M Shares 23,073 Est. Cost $99.85 Unrealized +163.2%

— Biglari Cl A 0.1%

Value $2.75M Shares 1,578 Est. Cost $713.14 Unrealized —

MSFT Microsoft 0.1%

Value $2.25M Shares 6,079 Est. Cost $86.67 Unrealized +401.5%

AMGN Amgen 0.0%

Value $1.367M Shares 3,885 Est. Cost $137.39 Unrealized +154.5%

CAT Caterpillar Tractor 0.0%

Value $1.216M Shares 1,717 Est. Cost $142.84 Unrealized +379.1%

— Alphabet Class A 0.0%

Value $1.059M Shares 3,683 Est. Cost $158.20 Unrealized —

TRUP Trupanion Inc. 0.0%

Value $1.042M Shares 40,695 Est. Cost $33.36 Unrealized -3.7%

— Goldman Sachs 0.0%

Value $1.041M Shares 1,230 Est. Cost $236.50 Unrealized —

— Tesla Motors 0.0%

Value $929K Shares 2,500 Est. Cost $229.85 Unrealized —

— General Electric 0.0%

Value $848K Shares 2,990 Est. Cost $87.57 Unrealized —

GEV GE Vernova 0.0%

Value $786K Shares 901 Est. Cost $191.56 Unrealized +284.7%

GLW Corning 0.0%

Value $687K Shares 5,050 Est. Cost $40.86 Unrealized +173.3%

RTX Raytheon Technologies 0.0%

Value $673K Shares 3,489 Est. Cost $81.24 Unrealized +142.0%

— SPDR S&P 500 0.0%

Value $628K Shares 965 Est. Cost $305.78 Unrealized —

XT IShares Exponential Technologi 0.0%

Value $600K Shares 8,800 Est. Cost $44.93 Unrealized —

BAC Bank of America 0.0%

Value $587K Shares 12,032 Est. Cost $27.95 Unrealized +92.0%

BAM Brookfield Asset Management 0.0%

Value $576K Shares 12,954 Est. Cost $31.52 Unrealized +63.2%

FRFHF Fairfax Finl Hldgs 0.0%

Value $372K Shares 219 Est. Cost $1726.61 Unrealized +0.9%

— Nvidia 0.0%

Value $369K Shares 2,117 Est. Cost $128.80 Unrealized —

FAST Fastenal 0.0%

Value $367K Shares 7,920 Est. Cost $25.57 Unrealized +73.1%

Value $354K Shares 993 Est. Cost $175.94 Unrealized —

WFC Wells Fargo 0.0%

Value $351K Shares 4,413 Est. Cost $40.84 Unrealized +120.5%

Value $350K Shares 4,860 Est. Cost $48.20 Unrealized +63.3%

— Conocophillips 0.0%

Value $334K Shares 2,534 Est. Cost $60.81 Unrealized —

— UnitedHealth 0.0%

Value $333K Shares 1,232 Est. Cost $314.19 Unrealized —

— Biglari Holdings 0.0%

Value $319K Shares 967 Est. Cost $188.82 Unrealized —

BA Boeing Co 0.0%

Value $288K Shares 1,445 Est. Cost $168.23 Unrealized +41.8%

ITW Illinois Tool Works 0.0%

Value $286K Shares 1,100 Est. Cost $197.50 Unrealized +38.3%

SCHG Schwab US Large Cap Growth 0.0%

Value $285K Shares 9,800 Est. Cost $41.64 Unrealized —

— JPMorgan Chase 0.0%

Value $281K Shares 956 Est. Cost $239.74 Unrealized —

CVX Chevron 0.0%

Value $279K Shares 1,350 Est. Cost $152.28 Unrealized +12.9%

— Quest Diagnostics 0.0%

Value $255K Shares 1,300 Est. Cost $116.44 Unrealized —

— Verizon 0.0%

Value $241K Shares 4,800 Est. Cost $50.03 Unrealized —

CFG Citizens Financial Group 0.0%

Value $228K Shares 3,800 Est. Cost $49.19 Unrealized +28.3%

Ticker	Issuer	Shares	Value	%	Est. Cost	Unrealized	Class	CUSIP
BRK/B	Berkshire Hathaway	3,785,700	$1.814B	52.8%	$171.86	+187.1%	Call	084670702
BRK/B	Berkshire Hathaway	1,108,390	$531M	15.5%	$171.86	+187.1%	COM	084670702
—	Alphabet	690,399	$198M	5.8%	$140.00	—	COM	38259p706
BN	Brookfield Corp.	4,379,938	$177M	5.2%	$29.77	+56.8%	COM	11271J107
MKL	Markel	76,886	$147M	4.3%	$1187.00	+75.1%	COM	570535104
—	AerCap Holdings	817,655	$112M	3.3%	$56.03	—	COM	n00985106
FCNCA	First Citizens	44,068	$83.05M	2.4%	$1540.20	+35.9%	COM	31946M103
SIRI	Sirius XM	2,942,595	$67.92M	2.0%	$23.86	-12.3%	COM	829933100
LKQ	LKQ Corp	1,917,106	$56.31M	1.6%	$31.96	+4.1%	COM	501889208
AMZN	Amazon	204,087	$42.51M	1.2%	$225.46	+0.6%	COM	023135106
DIS	Disney (Walt)	438,533	$42.27M	1.2%	$103.83	+5.4%	COM	254687106
HSY	Hershey Foods	192,310	$39.98M	1.2%	$179.44	+14.1%	COM	427866108
—	Cimpress	471,466	$34.42M	1.0%	$75.83	—	COM	045290255
—	Jefferies	680,171	$28.07M	0.8%	$55.04	—	COM	47233w109
BRK/A	Berkshire Hathaway 'A'	29	$20.83M	0.6%	$250196.95	+195.9%	COM	084670108
—	Wayfair	167,948	$12.63M	0.4%	$206.81	—	COM	94419l101
AAPL	Apple	23,073	$5.856M	0.2%	$99.85	+163.2%	COM	037833100
—	Biglari Cl A	1,578	$2.75M	0.1%	$713.14	—	COM	08986r408
MSFT	Microsoft	6,079	$2.25M	0.1%	$86.67	+401.5%	COM	594918104
AMGN	Amgen	3,885	$1.367M	0.0%	$137.39	+154.5%	COM	031162100
CAT	Caterpillar Tractor	1,717	$1.216M	0.0%	$142.84	+379.1%	COM	149123101
—	Alphabet Class A	3,683	$1.059M	0.0%	$158.20	—	COM	38259p508
TRUP	Trupanion Inc.	40,695	$1.042M	0.0%	$33.36	-3.7%	COM	898202106
—	Goldman Sachs	1,230	$1.041M	0.0%	$236.50	—	COM	38141g104
—	Tesla Motors	2,500	$929K	0.0%	$229.85	—	COM	88160r101
—	General Electric	2,990	$848K	0.0%	$87.57	—	COM	369604103
GEV	GE Vernova	901	$786K	0.0%	$191.56	+284.7%	COM	36828A101
GLW	Corning	5,050	$687K	0.0%	$40.86	+173.3%	COM	219350105
RTX	Raytheon Technologies	3,489	$673K	0.0%	$81.24	+142.0%	COM	75513E101
—	SPDR S&P 500	965	$628K	0.0%	$305.78	—	ETF	78462f103
XT	IShares Exponential Technologi	8,800	$600K	0.0%	$44.93	—	ETF	46434V381
BAC	Bank of America	12,032	$587K	0.0%	$27.95	+92.0%	COM	060505104
BAM	Brookfield Asset Management	12,954	$576K	0.0%	$31.52	+63.2%	COM	113004105
FRFHF	Fairfax Finl Hldgs	219	$372K	0.0%	$1726.61	+0.9%	COM	303901102
—	Nvidia	2,117	$369K	0.0%	$128.80	—	COM	67066g104
FAST	Fastenal	7,920	$367K	0.0%	$25.57	+73.1%	COM	311900104
—	FedEx	993	$354K	0.0%	$175.94	—	COM	31428x106
WFC	Wells Fargo	4,413	$351K	0.0%	$40.84	+120.5%	COM	949746101
UBER	Uber	4,860	$350K	0.0%	$48.20	+63.3%	COM	90353T100
—	Conocophillips	2,534	$334K	0.0%	$60.81	—	COM	20825c104
—	UnitedHealth	1,232	$333K	0.0%	$314.19	—	COM	91324p102
—	Biglari Holdings	967	$319K	0.0%	$188.82	—	COM	08986r101
BA	Boeing Co	1,445	$288K	0.0%	$168.23	+41.8%	COM	097023105
ITW	Illinois Tool Works	1,100	$286K	0.0%	$197.50	+38.3%	COM	452308109
SCHG	Schwab US Large Cap Growth	9,800	$285K	0.0%	$41.64	—	COM	808524300
—	JPMorgan Chase	956	$281K	0.0%	$239.74	—	COM	46625h100
CVX	Chevron	1,350	$279K	0.0%	$152.28	+12.9%	COM	166764100
—	Quest Diagnostics	1,300	$255K	0.0%	$116.44	—	COM	74834l100
—	Verizon	4,800	$241K	0.0%	$50.03	—	COM	92343v104
CFG	Citizens Financial Group	3,800	$228K	0.0%	$49.19	+28.3%	COM	174610105