Gibraltar Industries, Inc. 13F holders
Of the 44 funds followed here, 5 reported a position in Gibraltar Industries, Inc. in a 13F for the quarter ended 30 June 2026. The largest: FMR LLC, 4.4 million shares worth $200.7 million, 0.0% of its reported book. New this quarter: Millennium Management. Sold out: Two Sigma Investments, Bridgewater Associates.
| Fund | Shares | Value | Of its book | Change on the quarter | Status | Quarter ended | Filing |
|---|---|---|---|---|---|---|---|
| FMR LLC | 4,449,287 | $200.7 million | 0.0% | +17,228 | added | 30 June 2026 | 13F |
| Geode Capital Management | 822,869 | $37.1 million | 0.0% | +45,240 | added | 30 June 2026 | 13F |
| Citadel Advisors | 201,807 | $9.1 million | 0.0% | +83,358 | added | 30 June 2026 | 13F |
| Renaissance Technologies | 66,668 | $3.0 million | 0.0% | +51,168 | added | 30 June 2026 | 13F |
| Millennium Management | 56,573 | $2.6 million | 0.0% | +56,573 | new | 30 June 2026 | 13F |
| Two Sigma Investments | 0 | $0 | 0.0% | -5,800 | exited | 30 June 2026 | 13F |
| Bridgewater Associates | 0 | $0 | 0.0% | -7,048 | exited | 30 June 2026 | 13F |
Value is what the fund reported.
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Change is shares against the fund's previous 13F; a fund with one filing read shows no change. 13Fs cover long US positions of managers above $100 million and are filed up to 45 days after the quarter.Schedule 13D and 13G filed on the name, last twelve months
| Filed | Schedule | Who | Holding | Of the class | Event date | Rule or purpose | Filing |
|---|---|---|---|---|---|---|---|
| 18 May 2026 | 13G/A | AllianceBernstein L.P. and 1 other | 2.2 million | 7.4% | 31 March 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 6 May 2026 | 13G/A | Fmr Llc and 3 others | 4.4 million | 15.0% | 31 March 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 29 April 2026 | 13G | Vanguard Capital Management and 1 other | 1.5 million | 5.2% | 31 March 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 26 March 2026 | 13G/A | The Vanguard Group and 1 other | 0 | 0.0% | 13 March 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 17 February 2026 | 13G | AllianceBernstein L.P. and 1 other | 1.7 million | 5.8% | 31 December 2025 | passive, institutional (13d-1(b)) | EDGAR |
| 5 February 2026 | 13G/A | Fmr Llc and 3 others | 3.7 million | 12.5% | 31 December 2025 | passive, institutional (13d-1(b)) | EDGAR |
A Schedule 13D is filed by anyone who crosses 5% of a class with intent to influence; a 13G by a passive holder.
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Amendments (/A) report a change, including an exit to zero. Holding and percentage are as the filer stated them on the cover page; the purpose is the filer's own words, cut short.Fails to deliver
| Settlement date | Shares failed | Price | File |
|---|---|---|---|
| 14 September 2026 | 15 | $46.16 | SEC |
| 11 September 2026 | 195 | $44.52 | SEC |
| 4 September 2026 | 325 | $45.77 | SEC |
| 3 September 2026 | 121 | $44.24 | SEC |
| 2 September 2026 | 2,185 | $42.86 | SEC |
| 18 August 2026 | 80 | $47.53 | SEC |
| 11 August 2026 | 7 | $48.86 | SEC |
| 7 August 2026 | 19 | $50.78 | SEC |
| 6 August 2026 | 422 | $54.86 | SEC |
Shares that failed to deliver at settlement, per day, from the SEC's half-month files, which arrive about two weeks after the period.
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Largest in the window: 2,185 on 2 September 2026. A fail is an operational fact about settlement, not a position.Source
Each fund's 13F-HR on EDGAR, linked per row; positions matched to ROCK by CUSIP from the SEC's own fails-to-deliver files; Schedule 13D and 13G from the company's own filing index, each read to confirm the company is the issuer named.
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