STEGINSKY CAPITAL LLC

CIK

1120048

City

PORT WASHINGTON

State / Country

Stock

MLM — Martin Marietta Materials Inc

Top Portfolio Positions

5 positions · $372,352,192 total · as of Mar 31, 2026

Ticker	Company	Shares	Value (USD)	% of Portfolio
COST	Costco Wholesale Corp /New Consumer Defensive	135,431	$134,947,511	36.24%
MKL	Markel Group Inc. Financial Services	42,864	$82,044,692	22.03%
FAST	Fastenal Co Industrials	1,638,760	$76,038,464	20.42%
MLM	Martin Marietta Materials Inc Basic Materials	128,350	$75,557,078	20.29%
GOOGL	Alphabet Inc. Communication Services	13,091	$3,764,447	1.01%

25 quarters · across all stocks

Compact Export CSV

25 of 25 shown

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$75,557,078	128,350	+7.3%	Shares	Sole	2026-05-04
2025-12-31	$74,491,929	119,635	-0.0%	Shares	Sole	2026-02-05
2025-09-30	$75,414,892	119,653	+0.8%	Shares	Sole	2025-11-13
2025-06-30	$65,195,587	118,762	+4.2%	Shares	Sole	2025-08-12
2025-03-31	$54,512,079	114,011	+1.5%	Shares	Sole	2025-05-15
2024-12-31	$57,996,235	112,287	+2.7%	Shares	Sole	2025-02-11
2024-09-30	$58,843,104	109,323	+0.8%	Shares	Sole	2024-11-12
2024-06-30	$58,741,414	108,419	-0.2%	Shares	Sole	2024-08-14
2024-03-31	$66,727,910	108,688	+0.4%	Shares	Sole	2024-05-13
2023-12-31	$54,024,469	108,285	-0.2%	Shares	Sole	2024-02-14
2023-09-30	$44,556,783	108,548	-0.3%	Shares	Sole	2023-11-14
2023-06-30	$50,271,577	108,886	+2.5%	Shares	Sole	2023-07-13
2023-03-31	$37,711,277	106,211	-4.3%	Shares	Sole	2023-05-12
2022-12-31	$37,517,035	111,007	+0.2%	Shares	Sole	2023-01-31
2022-09-30	$35,696,912	110,829	+1.7%	Shares	Sole	2022-11-14
2022-06-30	$32,622,546	109,018	+12.3%	Shares	Sole	2022-07-26
2022-03-31	$37,357,038	97,059	0.0%	Shares	Sole	2022-05-13
2021-12-31	$42,756,430	97,059	-0.0%	Shares	Sole	2022-02-10
2021-09-30	$33,163,460	97,060	-0.4%	Shares	Sole	2021-11-12
2021-06-30	$34,285,643	97,455	-0.9%	Shares	Sole	2021-08-13
2021-03-31	$33,023,195	98,336	-0.5%	Shares	Sole	2021-05-14
2020-12-31	$28,076,113	98,870	+0.4%	Shares	Sole	2021-02-08
2020-09-30	$23,169,073	98,441	+5.0%	Shares	Sole	2020-10-30
2020-06-30	$19,366,557	93,753	+1.0%	Shares	Sole	2020-08-03
2020-03-31	$17,572,654	92,864	—	Shares	Sole	2020-05-22
No quarters match your search.