Gibraltar Industries (ROCK)
Builds roofing, rainwater, agtech structure, and infrastructure products.
$42.48
vs last close+0.75 (+1.81%)
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13F · 13D/G · Form 4
| Institutions | 106.47% | 31.60M shares | |
|---|---|---|---|
| 251 holders · as of Jun 30, 2026 | |||
| Insiders | 1.43% | 424.4K shares | |
| 12 holders · as of Aug 20, 2026 | |||
| Adds to | 107.90% | ||
29.68M company shares as of Sep 22, 2026 · institutions as of Jun 30, 2026 · holders as of their latest filing
These groups come from separate filings that can overlap, so they add to 107.90%; nothing is left for Other.
13F, as of Jun 30, 2026
251 holders · 31.60M shares · 54 new positions · 142 increased · 83 reduced · 37 closed
| Holder | Shares | % outstanding | Chg q/q | Filed |
|---|---|---|---|---|
| BlackRock, Inc. | 4.92M | 16.57% | −129.1K | Aug 7, 2026 |
| FMR LLC | 4.45M | 14.99% | +17.2K | Aug 13, 2026 |
| AllianceBernstein L.P. | 2.23M | 7.52% | +34.4K | Aug 14, 2026 |
| Dimensional Fund Advisors LP | 1.50M | 5.05% | −207.0K | Aug 11, 2026 |
| Vanguard Capital Management LLC | 1.33M | 4.49% | +10.3K | Aug 13, 2026 |
| Vanguard Portfolio Management LLC | 1.29M | 4.35% | −33.1K | Aug 13, 2026 |
| State Street Corp | 1.23M | 4.14% | −116.7K | Aug 7, 2026 |
| Barrow Hanley Mewhinney & Strauss LLC | 984.9K | 3.32% | −185.1K | Aug 12, 2026 |
13D/G · 5% or more, as filed
| Holder | % of class | Shares | Form | Filed |
|---|---|---|---|---|
| BlackRock, Inc. | 15.30% | 4.63M | 13G | Apr 28, 2025 |
| FMR LLC | 15.00% | 4.43M | 13G | May 6, 2026 |
| AllianceBernstein L.P. | 7.40% | 2.20M | 13G | May 18, 2026 |
| Vanguard Capital Management | 5.24% | 1.55M | 13G | Apr 29, 2026 |
Form 4
Latest trades
| Date | Insider | Type | Shares | Avg price | Owned after |
|---|---|---|---|---|---|
| May 26, 2026 | William T. Boswaydirector, officer: President and CEO | Purchase | 19,735 | $37.44 | 250,320 |
| May 21, 2026 | Katherine Bolanowskiofficer: General Counsel, VP, Secretary | Purchase · 2 lots | 1,400 | $35.63 | 17,389 |
| May 20, 2026 | Joseph A. Lovechioofficer: VP and CFO | Purchase | 1,000 | $34.62 | 13,390 |
| Mar 13, 2026 | William T. Boswaydirector, officer: President and CEO | Purchase | 1,000 | $41.37 | 230,585 |
| Mar 10, 2026 | James S. Metcalfdirector | Purchase | 12,444 | $40.35 | 15,500 |
| Mar 9, 2026 | William T. Boswaydirector, officer: President and CEO | Purchase | 4,500 | $38.29 | 228,085 |
| Mar 10, 2026 | William T. Boswaydirector, officer: President and CEO | Purchase | 1,500 | $39.53 | 229,585 |
House and Senate disclosures
Not reported.