Latest Period
Q2 2026
Security Snapshot
GIBRALTAR INDUSTRIES, INC. - Common Stock (ROCK) Institutional Ownership
CUSIP: 374689107
13F Institutional Holders and Ownership History from Q1 2014 to Q2 2026
Institutions Reporting
244
Shares (Excl. Options)
31,152,908
Price
$45.10
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- Security type / class
- Equity / Common Stock
- Symbol
- ROCK on Nasdaq
- All holders as of 30 Jun 2026
- Q2 2026
- Total 13F shares
- 31,152,908
- Total 13F value
- $1,393,069,591
- Portfolio coverage rank
- 0%
- Share change
- +137,886
- Value change
- +$11,523,033
- Number of holders
- 244
- Shares outstanding
- 29,708,824
- SEC-reported price per share
- $42.87
- Insider filing price
- $42.87
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- ROCK - GIBRALTAR INDUSTRIES, INC. - Common Stock is tracked under CUSIP 374689107.
- 244 institutions reported positions in Q2 2026.
- 5 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 229 to 244 between Q1 2026 and Q2 2026.
- SEC-reported value moved from $1,259,252,611 to $1,393,069,591.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 244 institutions filings for Q2 2026.
Security key
374689107
Latest holder period
Q2 2026
13F holders
244
13D/G owners
5
CIK / CUSIP context first
Open Q2 2026 holders
ROCK full holder history
GIBRALTAR INDUSTRIES, INC. SEC filings
GIBRALTAR INDUSTRIES, INC. company facts
GIBRALTAR INDUSTRIES, INC. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 374689107:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
5
Security
ROCK
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| BlackRock, Inc. | 15% | $244,869,007 | 4,633,283 | BlackRock, Inc. | 31 Mar 2025 | |||
| FMR LLC | 15% | +19% | $184,152,051 | +$30,564,554 | 4,432,059 | +20% | FMR LLC | 31 Mar 2026 |
| ALLIANCEBERNSTEIN L.P. | 7.4% | +27% | $86,992,785 | +$19,157,064 | 2,198,453 | +28% | AllianceBernstein L.P. | 31 Mar 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | 5.2% | $61,762,856 | 1,549,106 | Vanguard Capital Management | 31 Mar 2026 | |||
| WELLINGTON MANAGEMENT GROUP LLP | 1.8% | -71% | $33,744,256 | -$94,451,604 | 529,654 | -74% | Wellington Management Group LLP | 30 Jun 2025 |
As of 30 Jun 2026, 244 institutional investors reported holding 31,152,908 shares of GIBRALTAR INDUSTRIES, INC. - Common Stock (ROCK). This represents 105% of the company’s total 29,708,824 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
85%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BlackRock, Inc. | 17% | 4,919,877 | -2.6% | 0% | $221,886,453 |
| FMR LLC | 15% | 4,449,287 | +0.39% | 0.01% | $200,662,843 |
| ALLIANCEBERNSTEIN L.P. | 7.5% | 2,232,832 | +1.6% | 0.03% | $89,023,012 |
| DIMENSIONAL FUND ADVISORS LP | 5% | 1,499,025 | -12% | 0.01% | $67,605,534 |
| VANGUARD CAPITAL MANAGEMENT LLC | 4.5% | 1,332,679 | +0.78% | 0% | $60,103,823 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 4.3% | 1,290,636 | -2.5% | 0% | $58,207,684 |
| STATE STREET CORP | 4.1% | 1,228,984 | -8.7% | 0% | $55,408,855 |
| BARROW HANLEY MEWHINNEY & STRAUSS LLC | 3.3% | 984,916 | -16% | 0.13% | $44,419,712 |
| FRONTIER CAPITAL MANAGEMENT CO LLC | 2.8% | 830,272 | +21% | 0.35% | $37,445,267 |
| GEODE CAPITAL MANAGEMENT, LLC | 2.8% | 822,869 | +5.8% | 0% | $37,118,202 |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 2.7% | 805,620 | +8.5% | 0.04% | $36,332,965 |
| SEGALL BRYANT & HAMILL, LLC | 2% | 587,545 | +36% | 0.31% | $26,498,280 |
| Simcoe Capital Management, LLC | 1.7% | 494,365 | 4.3% | $22,295,862 | |
| Boston Partners | 1.6% | 464,628 | -32% | 0.02% | $20,684,101 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 1.5% | 445,326 | +1.1% | 0% | $20,084,203 |
| ROYCE & ASSOCIATES LP | 1.4% | 402,365 | +39% | 0.15% | $18,146,662 |
| SG Capital Management LLC | 1.3% | 389,410 | +67% | 1.6% | $17,562,391 |
| MORGAN STANLEY | 1.2% | 357,210 | -1.4% | 0% | $16,110,205 |
| NORTHERN TRUST CORP | 1.2% | 353,253 | +5.8% | 0% | $15,931,711 |
| FIRST WILSHIRE SECURITIES MANAGEMENT INC | 0.9% | 268,773 | -46% | 2.5% | $12,121,662 |
| UBS Group AG | 0.86% | 254,651 | +29% | 0% | $11,484,761 |
| Balyasny Asset Management L.P. | 0.82% | 243,403 | +108% | 0.02% | $10,977,475 |
| KENNEDY CAPITAL MANAGEMENT LLC | 0.81% | 240,064 | -2.8% | 0.19% | $10,826,886 |
| D. E. Shaw & Co., Inc. | 0.76% | 224,747 | -10% | 0.01% | $10,136,090 |
| Invenomic Capital Management LP | 0.68% | 203,383 | +11% | 0.55% | $9,172,573 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
50
Latest
Q2 2026
Rows shown
1-25 of 50
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q2 | 31,152,908 | $1,393,069,591 | +$11,523,033 | $45.10 | 244 |
| 2026 Q1 | 31,060,453 | $1,259,252,611 | +$44,759,370 | $39.87 | 229 |
| 2025 Q4 | 29,773,413 | $1,472,468,542 | -$18,969,345 | $49.44 | 254 |
| 2025 Q3 | 29,902,684 | $1,878,673,261 | +$20,300,293 | $62.80 | 263 |
| 2025 Q2 | 29,634,996 | $1,749,965,484 | -$12,433,159 | $59.00 | 264 |
| 2025 Q1 | 29,801,144 | $1,747,863,557 | -$2,675,014 | $58.66 | 269 |
| 2024 Q4 | 29,849,993 | $1,758,708,278 | -$18,464,702 | $58.90 | 280 |
| 2024 Q3 | 30,078,336 | $2,103,232,753 | +$1,767,513 | $69.93 | 288 |
| 2024 Q2 | 30,023,058 | $2,058,279,738 | -$11,937,630 | $68.55 | 289 |
| 2024 Q1 | 29,830,752 | $2,402,174,428 | +$18,818,952 | $80.53 | 286 |
| 2023 Q4 | 29,938,527 | $2,364,539,586 | +$13,412,576 | $78.98 | 270 |
| 2023 Q3 | 29,800,596 | $2,011,472,923 | +$18,433,413 | $67.51 | 257 |
| 2023 Q2 | 29,478,521 | $1,854,720,067 | -$36,101,717 | $62.92 | 227 |
| 2023 Q1 | 30,227,644 | $1,465,402,172 | -$22,285,007 | $48.50 | 205 |
| 2022 Q4 | 30,732,335 | $1,410,095,704 | -$13,619,933 | $45.88 | 198 |
| 2022 Q3 | 31,085,177 | $1,272,381,159 | -$85,783,350 | $40.93 | 186 |
| 2022 Q2 | 31,061,441 | $1,204,119,749 | -$36,144,220 | $38.75 | 185 |
| 2022 Q1 | 32,020,327 | $1,378,800,589 | -$53,110,825 | $42.95 | 197 |
| 2021 Q4 | 32,029,411 | $2,135,201,010 | -$12,957,541 | $66.68 | 201 |
| 2021 Q3 | 32,017,402 | $2,230,216,560 | +$20,207,268 | $69.65 | 190 |
| 2021 Q2 | 31,746,960 | $2,422,397,241 | -$47,160,052 | $76.31 | 214 |
| 2021 Q1 | 32,237,992 | $2,950,237,063 | +$27,682,750 | $91.51 | 228 |
| 2020 Q4 | 32,028,262 | $2,304,116,962 | +$21,073,186 | $71.94 | 225 |
| 2020 Q3 | 32,033,418 | $2,087,182,563 | -$39,578,487 | $65.14 | 218 |
| 2020 Q2 | 36,449,810 | $1,751,475,298 | +$201,253,653 | $48.01 | 200 |