WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC

Position in AGX — Argan Inc

CIK 1644956 CHICAGO, IL

Position in AGX

as of Mar 31, 2026 · filed May 8, 2026 Compact

Position Value

$20,998,980

+$1,146,712 QoQ

Shares Held

38,555

-39.2% QoQ

Ownership

0.275%

of shares outstanding

% of Portfolio

0.07%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Sep 2025

3 quarters on record

Voting authority Sole 75.77486707301257.ToString("F0")% Shared 0.ToString("F0")% None 24.22513292698742.ToString("F0")%

Industrials · as of Mar 31, 2026

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC holds $253,727,498 across 5 Engineering & Construction names. AGX ranks #3 (8.3% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	STRL	Sterling Infrastructure, Inc.	323,421	$131,719,670
2	APG	APi Group Corp	1,740,449	$70,522,993
3	AGX	Argan Inc This page	38,555	$20,998,980
4	DY	Dycom Industries Inc	49,293	$16,701,454
5	GVA	Granite Construction Inc	114,985	$13,784,401

3 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$20,998,980	38,555	-39.2%	Shares	Sole	2026-05-08
2025-12-31	$19,852,268	63,361	-11.4%	Shares	Sole	2026-02-09
2025-09-30	$19,322,347	71,551	—	Shares	Sole	2025-11-12
No filing history on record for this holder in this stock.