WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC

Position in TGLS — Tecnoglass Holdings Inc.

CIK 1644956 CHICAGO, IL

Position in TGLS

as of Jun 30, 2026 · filed Aug 12, 2026 Compact

Position Value

$22,509,571

-$29,750,831 QoQ

Shares Held

480,871

-59.0% QoQ

Ownership

1.08%

of shares outstanding

% of Portfolio

0.07%

of 13F equity value

Holder Rank

of 152 holders

Holding Since

Dec 2023

11 quarters on record

Voting authority Sole 62% Shared 0% None 38%

Basic Materials · as of Jun 30, 2026

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC holds $280,236,250 across 5 Building Materials names. TGLS ranks #3 (8.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	EXP	Eagle Materials Inc	576,712	$129,760,200
2	MLM	Martin Marietta Materials Inc	181,902	$104,902,883
3	TGLS	Tecnoglass Holdings Inc. This page	480,871	$22,509,571
4	USLM	United States Lime & Minerals Inc	169,885	$17,781,862
5	CRH	Crh Public Ltd Co	49,362	$5,281,734

11 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$22,509,571	480,871	-59.0%	Shares	Sole	2026-08-12
2026-03-31	$52,260,402	1,173,073	+26.1%	Shares	Sole	2026-05-08
2025-12-31	$46,799,260	930,033	-0.8%	Shares	Sole	2026-02-09
2025-09-30	$62,725,649	937,463	+2.2%	Shares	Sole	2025-11-12
2025-06-30	$70,969,445	917,392	-6.5%	Shares	Sole	2025-07-29
2025-03-31	$70,185,970	980,936	-4.6%	Shares	Sole	2025-05-09
2024-12-31	$81,554,761	1,028,174	-36.6%	Shares	Sole	2025-02-10
2024-09-30	$111,311,797	1,621,203	-7.6%	Shares	Sole	2024-11-08
2024-06-30	$88,060,480	1,754,892	+8.7%	Shares	Sole	2024-08-08
2024-03-31	$84,017,003	1,614,780	+232.8%	Shares	Sole	2024-05-08
2023-12-31	$22,177,440	485,177	—	Shares	Sole	2024-02-09
No filing history on record for this holder in this stock.