SG Capital Management LLC

Position in ROCK — Gibraltar Industries, Inc.

CIK 1510099 CHICAGO, IL

Position in ROCK

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

Position Value

$17,562,391

+$8,240,467 QoQ

Shares Held

389,410

+66.6% QoQ

Ownership

1.31%

of shares outstanding

% of Portfolio

1.60%

of 13F equity value

Holder Rank

#17

of 243 holders

Holding Since

Mar 2026

2 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Industrials · as of Jun 30, 2026

SG Capital Management LLC holds $72,041,790 across 4 Building Products & Equipment names. ROCK ranks #3 (24.4% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	AWI	Armstrong World Industries Inc	165,862	$26,607,582
2	LPX	Louisiana-Pacific Corp	328,955	$25,875,600
3	ROCK	Gibraltar Industries, Inc. This page	389,410	$17,562,391
4	WMS	Advanced Drainage Systems, Inc.	12,718	$1,996,217

2 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$17,562,391	389,410	+66.6%	Shares	Sole	2026-08-07
2026-03-31	$9,321,924	233,808	—	Shares	Sole	2026-05-08
No filing history on record for this holder in this stock.