STEGINSKY CAPITAL LLC VC / PE / Holdco

Location: Port Washington, NY

CIK: 0001120048 · Show all filings

Period: Q4 2025 (← Previous) (Next →)

Filing Date: Feb 5, 2026

Total Value: $593M

Holdings (8)

GOOG ALPHABET INC CAP STKCL C 35.6%

Value $211M Shares 672,412 Est. Cost $114.02 Unrealized +151.1%

COST COSTCO WHOLESALE CORP 19.2%

Value $114M Shares 132,195 Est. Cost $238.45 Unrealized +279.8%

MKL MARKEL CORP 14.8%

Value $88.11M Shares 40,990 Est. Cost $1165.97 Unrealized +73.8%

MLM MARTIN MARIETTA MATLS INC 12.6%

Value $74.49M Shares 119,635 Est. Cost $241.22 Unrealized +157.6%

FAST FASTENAL CO 10.8%

Value $64.01M Shares 1,595,087 Est. Cost $29.54 Unrealized +42.3%

BRK/B BERKSHIRE HATHAWAY INC DEL CL B NEW 6.0%

Value $35.46M Shares 70,552 Est. Cost $214.20 Unrealized +132.3%

GOOGL ALPHABET INC CL A 0.7%

Value $4.091M Shares 13,071 Est. Cost $112.60 Unrealized +153.6%

BRK/A BERKSHIRE HATHAWAY INC CL A 0.4%

Value $2.264M Shares 3 Est. Cost $761794.56 Unrealized -2.0%

Ticker	Issuer	Shares	Value	%	Est. Cost	Unrealized	Class	CUSIP
GOOG	ALPHABET INC CAP STKCL C	672,412	$211M	35.6%	$114.02	+151.1%	—	02079K107
COST	COSTCO WHOLESALE CORP	132,195	$114M	19.2%	$238.45	+279.8%	—	22160K105
MKL	MARKEL CORP	40,990	$88.11M	14.8%	$1165.97	+73.8%	—	570535104
MLM	MARTIN MARIETTA MATLS INC	119,635	$74.49M	12.6%	$241.22	+157.6%	—	573284106
FAST	FASTENAL CO	1,595,087	$64.01M	10.8%	$29.54	+42.3%	—	311900104
BRK/B	BERKSHIRE HATHAWAY INC DEL CL B NEW	70,552	$35.46M	6.0%	$214.20	+132.3%	—	084670702
GOOGL	ALPHABET INC CL A	13,071	$4.091M	0.7%	$112.60	+153.6%	—	02079K305
BRK/A	BERKSHIRE HATHAWAY INC CL A	3	$2.264M	0.4%	$761794.56	-2.0%	—	084670108