STEGINSKY CAPITAL LLC VC / PE / Holdco

Location: Port Washington, NY

CIK: 0001120048 · Show all filings

Period: Q1 2026 (← Previous) (Next →)

Filing Date: May 4, 2026

Total Value: $605M

Holdings (8)

GOOG ALPHABET INC CAP STKCL C 32.4%

Value $196M Shares 684,142 Est. Cost $117.62 Unrealized +175.2%

COST COSTCO WHOLESALE CORP 22.3%

Value $135M Shares 135,431 Est. Cost $255.78 Unrealized +276.8%

MKL MARKEL CORP 13.6%

Value $82.05M Shares 42,864 Est. Cost $1205.85 Unrealized +72.3%

FAST FASTENAL CO 12.6%

Value $76.04M Shares 1,638,760 Est. Cost $29.94 Unrealized +47.9%

MLM MARTIN MARIETTA MATLS INC 12.5%

Value $75.56M Shares 128,350 Est. Cost $269.72 Unrealized +145.1%

BRK/B BERKSHIRE HATHAWAY INC DEL CL B NEW 5.9%

Value $35.75M Shares 74,602 Est. Cost $229.36 Unrealized +115.1%

GOOGL ALPHABET INC CL A 0.6%

Value $3.765M Shares 13,091 Est. Cost $112.60 Unrealized +187.1%

BRK/A BERKSHIRE HATHAWAY INC CL A 0.1%

Value $718K Shares 1 Est. Cost $761794.56 Unrealized -2.8%

Ticker	Issuer	Shares	Value	%	Est. Cost	Unrealized	Class	CUSIP
GOOG	ALPHABET INC CAP STKCL C	684,142	$196M	32.4%	$117.62	+175.2%	—	02079K107
COST	COSTCO WHOLESALE CORP	135,431	$135M	22.3%	$255.78	+276.8%	—	22160K105
MKL	MARKEL CORP	42,864	$82.05M	13.6%	$1205.85	+72.3%	—	570535104
FAST	FASTENAL CO	1,638,760	$76.04M	12.6%	$29.94	+47.9%	—	311900104
MLM	MARTIN MARIETTA MATLS INC	128,350	$75.56M	12.5%	$269.72	+145.1%	—	573284106
BRK/B	BERKSHIRE HATHAWAY INC DEL CL B NEW	74,602	$35.75M	5.9%	$229.36	+115.1%	—	084670702
GOOGL	ALPHABET INC CL A	13,091	$3.765M	0.6%	$112.60	+187.1%	—	02079K305
BRK/A	BERKSHIRE HATHAWAY INC CL A	1	$718K	0.1%	$761794.56	-2.8%	—	084670108