GAMMA Investing LLC

Position in KNF — Knife River Corp

CIK 2010235 FOSTER CITY, CA

Position in KNF

as of Jun 30, 2026 · filed Jul 7, 2026 Compact

Position Value

$64,996

+$9,393 QoQ

Shares Held

777

+14.1% QoQ

Ownership

0.001%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

of 19 holders

Holding Since

Dec 2023

11 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Basic Materials · as of Jun 30, 2026

GAMMA Investing LLC holds $3,998,832 across 14 Building Materials names. KNF ranks #7 (1.6% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	MLM	Martin Marietta Materials Inc	2,916	$1,681,657
2	VMC	Vulcan Materials CO	3,611	$1,065,281
3	CRH	Crh Public Ltd Co	5,738	$613,966
4	EXP	Eagle Materials Inc	1,015	$228,375
5	JHX	James Hardie Industries plc	3,597	$94,169
6	CX	Cemex Sab De CV	6,378	$76,536
7	KNF	Knife River Corp This page	777	$64,996
8	AMRZ	Amrize Ltd	955	$50,901

11 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$64,996	777	+14.1%	Shares	Defined	2026-07-07
2026-03-31	$55,603	681	-0.6%	Shares	Defined	2026-04-06
2025-12-31	$48,189	685	+34.8%	Shares	Defined	2026-01-05
2025-09-30	$39,049	508	-49.5%	Shares	Defined	2025-10-02
2025-06-30	$82,129	1,006	-6.3%	Shares	Defined	2025-07-14
2025-03-31	$96,885	1,074	+99.3%	Shares	Defined	2025-04-15
2024-12-31	$54,783	539	+72.8%	Shares	Defined	2025-01-03
2024-09-30	$27,889	312	+129.4%	Shares	Defined	2024-10-07
2024-06-30	$9,539	136	+44.7%	Shares	Defined	2024-07-02
2024-03-31	$7,621	94	+56.7%	Shares	Defined	2024-04-05
2023-12-31	$3,970	60	—	Shares	Defined	2024-02-01
No filing history on record for this holder in this stock.