GIBRALTAR INDS INC

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ROCK·374689107·US·Common Stock·Industrials - Building Products & Equipment-13D/G

ROCK (GIBRALTAR INDS INC) is held by 129 institutional investors as of Q2 2026. Largest holders: BlackRock, Inc. ($221.9M), FMR LLC ($200.7M), ALLIANCEBERNSTEIN L.P. ($89M). Net institutional sentiment: Mixed.

129

Holders

(9 Elite)

$1.2B

Total Value

58% (133)

Consensus

77 buying - 56 selling

13F: Jun 30, 2026Insider & Congress: Updated regularly

Smart Money Verdict

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Institutional (13F)40

Insider (Form 4)71

Activist (13D/13G)25

Congressional (STOCK Act)79

Holder Quality

52

★★★★★

Elite

42

★★★★

Strong

60

★★★

Solid

18

★★

Below

75

★

Weak

Held by 129 funds

9 elite

Who's Trading

Source dates: Price Oct 9, 2026 · Insiders Aug 20, 2026 · Activists May 18, 2026 · Congress none

InsiderLALovechio Joseph ATax 638 shAug 19, 2026

InsiderBTBosway William TBuy $739KMay 26, 2026

InsiderBKBolanowski KatherineBuy $5KMay 21, 2026

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Top Holders

Top Holders (129)History

AllNewIncreasedHeldDecreasedExitedFirst report

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Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
BlackRock, Inc.	Decreased	4.9M(-2.6%)	$221.9M	0.0%	-37.29%	0
FMR LLC	Increased	4.4M(+0.4%)	$200.7M	0.0%	-34.88%	31
ALLIANCEBERNSTEIN L.P.	Increased	2.2M(+1.6%)	$89M	0.0%	-29.02%	30
DIMENSIONAL FUND ADVISORS LP	Decreased	1.5M(-12.1%)	$67.6M	0.0%	-23.89%	0
VAVANGUARD CAPITAL MANAGEMENT LLC	Increased	1.3M(+0.8%)	$60.1M	0.0%	-16.38%	30
VPVANGUARD PORTFOLIO MANAGEMENT LLC	Decreased	1.3M(-2.5%)	$58.2M	0.0%	-16.36%	0
STATE STREET CORP	Decreased	1.2M(-8.7%)	$55.4M	0.0%	-51.58%	0
BARROW HANLEY MEWHINNEY & STRAUSS LLC	Decreased	984,916(-15.8%)	$44.4M	0.1%	-18.04%	0
FRONTIER CAPITAL MANAGEMENT CO LLC	Increased	830,272(+20.6%)	$37.4M	0.3%	-32.37%	41
GEODE CAPITAL MANAGEMENT, LLC	Increased	822,869(+5.8%)	$37.1M	0.0%	-33.00%	31
MAMIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.	Increased	805,620(+8.5%)	$36.3M	0.0%	-35.08%	32
Boston Partners	Decreased	464,628(-32.3%)	$20.7M	0.0%	-27.16%	0
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	Increased	445,326(+1.1%)	$20.1M	0.0%	-20.33%	29
ROYCE & ASSOCIATES LP	Increased	402,365(+39.5%)	$18.1M	0.1%	-23.15%	45
MORGAN STANLEY	Decreased	357,210(-1.4%)	$16.1M	0.0%	-43.10%	0
NORTHERN TRUST CORP	Increased	353,253(+5.8%)	$15.9M	0.0%	-18.37%	30
UBS Group AG	Increased	254,651(+29.1%)	$11.5M	0.0%	-24.99%	35
BALYASNY ASSET MANAGEMENT L.P.	Increased	243,403(+108.4%)	$11M	0.0%	-20.60%	45
DED. E. Shaw & Co., Inc.	Decreased	224,747(-10.0%)	$10.1M	0.0%	-39.36%	0
VFVANGUARD FIDUCIARY TRUST CO	Increased	196,014(+1.2%)	$8.8M	0.0%	-16.39%	28

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High Conviction Moves-Smart Money Convergence-Fund Consensus-Double-Down Detection

Data sourced from four public-disclosure sources: SEC 13F, Form 4, 13D/13G, and House/Senate STOCK Act disclosures. Not financial advice. Full disclaimer