North Star Investment Management Corp.

Position in MLM — Martin Marietta Materials Inc

CIK 1342857 CHICAGO, IL

Position in MLM

as of Jun 30, 2026 · filed Jul 28, 2026 Compact

Position Value

$576

-$3,544 QoQ

Shares Held

-85.7% QoQ

Ownership

0.000%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

#1,070

of 1,074 holders

Holding Since

Dec 2022

11 quarters on record

Voting authority Sole 0% Shared 0% None 100%

Basic Materials · as of Jun 30, 2026

North Star Investment Management Corp. holds $3,411,704 across 6 Building Materials names. MLM ranks #6 (0.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	USLM	United States Lime & Minerals Inc	32,550	$3,407,008
2	CRH	Crh Public Ltd Co	15	$1,605
3	VMC	Vulcan Materials CO	4	$1,180
4	EXP	Eagle Materials Inc	3	$675
5	CX	Cemex Sab De CV	55	$660
6	MLM	Martin Marietta Materials Inc This page	1	$576

11 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$576	1	-85.7%	Shares	Sole	2026-07-28
2026-03-31	$4,120	7	+16.7%	Shares	Sole	2026-04-23
2025-12-31	$3,735	6	—	Shares	Sole	2026-01-30
2025-03-31	$0	0	-100.0%	Shares	Sole	2025-04-17
2024-12-31	$6,198	12	+500.0%	Shares	Sole	2025-02-10
2024-03-31	$1,227	2	0.0%	Shares	Sole	2024-04-30
2023-12-31	$997	2	0.0%	Shares	Sole	2024-01-10
2023-09-30	$820	2	0.0%	Shares	Sole	2023-11-06
2023-06-30	$923	2	0.0%	Shares	Sole	2023-08-02
2023-03-31	$710	2	0.0%	Shares	Sole	2023-04-27
2022-12-31	$675	2	—	Shares	Sole	2023-01-11
No filing history on record for this holder in this stock.