Steven Check

Mostly held

Check Capital Management Inc/Ca — managed by Steven Check; US equity positions disclosed quarterly via SEC 13F

Data as of 2026-03-31 (filed 2026-05-04) · Source: SEC EDGAR

Portfolio value$1.62B (−3%)

Holdings49 (−1)

Top holdingBerkshire Hathaway

Below band1

New

Added

Exited

13F × valuation

Valuation posture

Of 10 valued US positions, 1 trade below a conservative value band (as of 2026-07-21):

Brookfield Asset ManagementBAM4% · below

SEC 13F · latest filing

Holdings

Security	Value	Valuation	Holders	Shares	Weight	Signal
Berkshire HathawayBRK.BCALL	$1.81B	—	28	3,785,700	—	Big new
Berkshire HathawayBRK.B	$531.1M	—	28	1,108,390	32.7%	Big new
Alphabet	$198.0M	—	—	690,399	12.2%	Core 8q
Brookfield CorpBN	$177.3M	—	9	4,379,938	10.9%	Core 8q
MarkelMKL	$147.2M	—	7	76,886	9.1%	Core 8q
Aercap Holdings	$112.2M	—	—	817,655	6.9%	—
First CitizensFCNCA	$83.1M	Below value· unconf.	4	44,068	5.1%	Adding 7q
Sirius XmSIRI	$67.9M	—	7	2,942,595	4.2%	Adding 3q
Lkq CorpLKQ	$56.3M	—	7	1,917,106	3.5%	Big new
AmazonAMZN	$42.5M	—	39	204,087	2.6%	—
Disney (Walt)DIS	$42.3M	—	24	438,533	2.6%	Adding 3q
Hershey FoodsHSY	$40.0M	—	5	192,310	2.5%	Adding 3q
Cimpress	$34.4M	—	—	471,466	2.1%	Adding 7q
Jefferies	$28.1M	—	—	680,171	1.7%	—
Berkshire Hathaway 'a'BRK.A	$20.8M	—	17	29	1.3%	—
Wayfair	$12.6M	—	—	167,948	0.8%	—
AppleAAPL	$5.9M	—	29	23,073	0.4%	—
Biglari Cl A	$2.7M	—	—	1,578	0.2%	—
MicrosoftMSFT	$2.3M	—	45	6,079	0.1%	—
AmgenAMGN	$1.4M	—	4	3,885	0.1%	—
Caterpillar TractorCAT	$1.2M	—	8	1,717	0.1%	—
Alphabet Class A	$1.1M	—	—	3,683	0.1%	—
Trupanion IncTRUP	$1.0M	—	3	40,695	0.1%	—
Goldman Sachs	$1.0M	—	—	1,230	0.1%	—
Tesla Motors	$929,375	—	—	2,500	0.1%	—

Berkshire HathawayBRK.BCALLBig new
Value$1.81BValuation—Holders28Weight—
Berkshire HathawayBRK.BBig new
Value$531.1MValuation—Holders28Weight32.7%
AlphabetCore 8q
Value$198.0MValuation—Holders—Weight12.2%
Brookfield CorpBNCore 8q
Value$177.3MValuation—Holders9Weight10.9%
MarkelMKLCore 8q
Value$147.2MValuation—Holders7Weight9.1%
Aercap Holdings—
Value$112.2MValuation—Holders—Weight6.9%
First CitizensFCNCAAdding 7q
Value$83.1MValuationBelow value· unconf.Holders4Weight5.1%
Sirius XmSIRIAdding 3q
Value$67.9MValuation—Holders7Weight4.2%
Lkq CorpLKQBig new
Value$56.3MValuation—Holders7Weight3.5%
AmazonAMZN—
Value$42.5MValuation—Holders39Weight2.6%
Disney (Walt)DISAdding 3q
Value$42.3MValuation—Holders24Weight2.6%
Hershey FoodsHSYAdding 3q
Value$40.0MValuation—Holders5Weight2.5%
CimpressAdding 7q
Value$34.4MValuation—Holders—Weight2.1%
Jefferies—
Value$28.1MValuation—Holders—Weight1.7%
Berkshire Hathaway 'a'BRK.A—
Value$20.8MValuation—Holders17Weight1.3%
Wayfair—
Value$12.6MValuation—Holders—Weight0.8%
AppleAAPL—
Value$5.9MValuation—Holders29Weight0.4%
Biglari Cl A—
Value$2.7MValuation—Holders—Weight0.2%
MicrosoftMSFT—
Value$2.3MValuation—Holders45Weight0.1%
AmgenAMGN—
Value$1.4MValuation—Holders4Weight0.1%
Caterpillar TractorCAT—
Value$1.2MValuation—Holders8Weight0.1%
Alphabet Class A—
Value$1.1MValuation—Holders—Weight0.1%
Trupanion IncTRUP—
Value$1.0MValuation—Holders3Weight0.1%
Goldman Sachs—
Value$1.0MValuation—Holders—Weight0.1%
Tesla Motors—
Value$929,375Valuation—Holders—Weight0.1%

Showing top 25 of 50 positions

Exited this quarter (1)Meta Platforms Inc

What is a superinvestor

About this investor

Portfolio overview

Check Capital Management Inc/Ca's most recent 13F filing, for the quarter ended 2026-03-31, reports 49 positions worth $1.62B. The top 5 holdings represent 72% of that value, a concentrated portfolio.

The single largest position is Berkshire Hathaway at 32.7% of the portfolio, followed by Alphabet at 12.2% and Brookfield Corp at 10.9%.

Against the prior quarter, Steven Check opened 0 new positions, exited 1, added to 16, and trimmed 15. The most notable sale was the full exit from Meta Platforms Inc.

Across all 8 quarters on file, Berkshire Hathaway has appeared in every filing, as has Alphabet. Berkshire Hathaway currently ranks first by value.

A 13F is filed roughly 45 days after quarter-end and covers only long positions in US-listed equities, so it is a lagging and partial view of the portfolio. Source: SEC EDGAR.

Steven Check has no positions in the strike zone right now. Browse the whole market by value band

Sources· SEC EDGAR 13F as of 2026-03-31 · filed 2026-05-04

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