# Quanex Building Products CORP: filings

NX · NYSE · CIK 1423221 · [Materials](/sectors/materials.md) · fiscal year ends Oct 31

Pages: [Overview](/companies/nx.md) · [Financials](/companies/nx/financials.md) · [Filings](/companies/nx/filings.md) · [Insiders](/companies/nx/insiders.md)

## Reports and events: 280 filings

Newest first, by EDGAR acceptance time (Eastern). Filter with ?form= one of: `periodic`, `8-K`, `10-K`, `10-Q`, `4`, `proxy`, `13dg`, `all`, or any form this company filed (4 641, 8-K 179, SC 13G/A 88, 10-Q 54, SC 13G 25, 3 23, DEF 14A 18, 10-K 17, 4/A 17, SD 13, DEFA14A 11, UPLOAD 11, 144 7, CORRESP 6, 8-K/A 5, SCHEDULE 13G/A 5, 5 4, S-8 4, ARS 3, SC 13D/A 3, SC 13D 2, 10-Q/A 1, 3/A 1, 5/A 1, DEFM14A 1, NT 10-Q 1, PRE 14A 1, PREM14A 1, SCHEDULE 13D/A 1, SCHEDULE 13G 1).

| Filed | Accepted | Form | What it is | Accession |
| --- | --- | --- | --- | --- |
| 2026-09-04 | 16:03 ET | [10-Q](/filings/0001423221-26-000048.md) | Quarterly report, period 2026-07-31 | 0001423221-26-000048 |
| 2026-09-03 | 16:17 ET | [8-K](/filings/0001171843-26-005882.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001171843-26-005882 |
| 2026-08-27 | 16:17 ET | [8-K](/filings/0001171843-26-005764.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001171843-26-005764 |
| 2026-06-05 | 16:15 ET | [10-Q](/filings/0001423221-26-000034.md) | Quarterly report, period 2026-04-30 | 0001423221-26-000034 |
| 2026-06-04 | 16:17 ET | [8-K](/filings/0001171843-26-003917.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001171843-26-003917 |
| 2026-05-28 | 16:17 ET | [8-K](/filings/0001171843-26-003761.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001171843-26-003761 |
| 2026-03-06 | 16:15 ET | [10-Q](/filings/0001423221-26-000017.md) | Quarterly report, period 2026-01-31 | 0001423221-26-000017 |
| 2026-03-05 | 16:17 ET | [8-K](/filings/0001171843-26-001364.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001171843-26-001364 |
| 2026-03-03 | 16:15 ET | [8-K](/filings/0001104659-26-022858.md) | 5.03 Amendment to articles or bylaws; 5.07 Shareholder vote results; 9.01 Financial statements and exhibits | 0001104659-26-022858 |
| 2026-02-26 | 16:17 ET | [8-K](/filings/0001171843-26-001142.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001171843-26-001142 |
| 2026-01-28 | 16:06 ET | [DEF 14A](/filings/0001104659-26-007408.md) | Proxy statement, period 2026-02-26 | 0001104659-26-007408 |
| 2026-01-16 | 16:15 ET | [8-K](/filings/0001104659-26-004552.md) | 4.01 Change of auditor; 9.01 Financial statements and exhibits | 0001104659-26-004552 |
| 2026-01-09 | 16:15 ET | [8-K](/filings/0001104659-26-002477.md) | 8.01 Other events | 0001104659-26-002477 |
| 2025-12-12 | 17:09 ET | [10-K](/filings/0001423221-25-000100.md) | Annual report, period 2025-10-31 | 0001423221-25-000100 |
| 2025-12-11 | 16:17 ET | [8-K](/filings/0001171843-25-007891.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001171843-25-007891 |
| 2025-12-05 | 16:15 ET | [8-K](/filings/0001171843-25-007775.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001171843-25-007775 |
| 2025-10-28 | 16:15 ET | [8-K](/filings/0001104659-25-103181.md) | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001104659-25-103181 |
| 2025-10-20 | 16:31 ET | [8-K](/filings/0001104659-25-100856.md) | 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001104659-25-100856 |
| 2025-09-05 | 16:01 ET | [10-Q](/filings/0001423221-25-000024.md) | Quarterly report, period 2025-07-31 | 0001423221-25-000024 |
| 2025-09-04 | 16:18 ET | [8-K](/filings/0001171843-25-005746.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001171843-25-005746 |
| 2025-08-29 | 16:17 ET | [8-K](/filings/0001171843-25-005633.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001171843-25-005633 |
| 2025-06-18 | 10:27 ET | [SCHEDULE 13D/A](/filings/0000919574-25-003646.md) | Ownership report, active investor, amended | 0000919574-25-003646 |
| 2025-06-06 | 16:07 ET | [10-Q](/filings/0001423221-25-000007.md) | Quarterly report, period 2025-04-30 | 0001423221-25-000007 |
| 2025-06-05 | 16:17 ET | [8-K](/filings/0001171843-25-003726.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001171843-25-003726 |
| 2025-05-30 | 16:18 ET | [8-K](/filings/0001171843-25-003540.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001171843-25-003540 |
| 2025-03-11 | 16:04 ET | [10-Q](/filings/0001423221-25-000003.md) | Quarterly report, period 2025-01-31 | 0001423221-25-000003 |
| 2025-03-10 | 16:17 ET | [8-K](/filings/0001171843-25-001365.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001171843-25-001365 |
| 2025-03-03 | 16:15 ET | [8-K](/filings/0001104659-25-019806.md) | 5.07 Shareholder vote results | 0001104659-25-019806 |
| 2025-02-27 | 16:17 ET | [8-K](/filings/0001171843-25-001130.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001171843-25-001130 |
| 2025-01-28 | 16:10 ET | [DEF 14A](/filings/0001104659-25-006696.md) | Proxy statement, period 2025-02-27 | 0001104659-25-006696 |
| 2024-12-16 | 06:14 ET | [10-K](/filings/0001423221-24-000015.md) | Annual report, period 2024-10-31 | 0001423221-24-000015 |
| 2024-12-12 | 16:17 ET | [8-K](/filings/0001171843-24-006907.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001171843-24-006907 |
| 2024-12-06 | 16:17 ET | [8-K](/filings/0001171843-24-006790.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001171843-24-006790 |
| 2024-10-16 | 16:15 ET | [8-K/A](/filings/0001104659-24-109176.md) | 9.01 Financial statements and exhibits | 0001104659-24-109176 |
| 2024-09-06 | 16:03 ET | [10-Q](/filings/0001423221-24-000012.md) | Quarterly report, period 2024-07-31 | 0001423221-24-000012 |
| 2024-09-05 | 16:18 ET | [8-K](/filings/0001171843-24-005085.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001171843-24-005085 |
| 2024-08-30 | 16:17 ET | [8-K](/filings/0001171843-24-005002.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001171843-24-005002 |
| 2024-08-12 | 16:30 ET | [8-K](/filings/0001104659-24-088375.md) | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001104659-24-088375 |
| 2024-08-02 | 12:00 ET | [SC 13D](/filings/0000919574-24-004221.md) | Ownership report, active investor | 0000919574-24-004221 |
| 2024-08-01 | 07:53 ET | [8-K](/filings/0001104659-24-084639.md) | 2.01 Completion of an acquisition or disposition; 3.02 Unregistered sale of equity; 8.01 Other events; 9.01 Financial statements and exhibits | 0001104659-24-084639 |
| 2024-07-12 | 16:06 ET | [8-K](/filings/0001104659-24-079536.md) | 5.07 Shareholder vote results; 8.01 Other events; 9.01 Financial statements and exhibits | 0001104659-24-079536 |
| 2024-06-28 | 08:30 ET | [8-K](/filings/0001104659-24-076046.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001104659-24-076046 |
| 2024-06-26 | 17:12 ET | [8-K](/filings/0001104659-24-075217.md) | 8.01 Other events | 0001104659-24-075217 |
| 2024-06-13 | 17:04 ET | [8-K](/filings/0001104659-24-071335.md) | 1.01 Entry into a material agreement; 2.03 New direct financial obligation; 9.01 Financial statements and exhibits | 0001104659-24-071335 |
| 2024-06-11 | 17:27 ET | [8-K](/filings/0001104659-24-070486.md) | 8.01 Other events | 0001104659-24-070486 |
| 2024-06-07 | 16:02 ET | [10-Q](/filings/0001423221-24-000009.md) | Quarterly report, period 2024-04-30 | 0001423221-24-000009 |
| 2024-06-06 | 16:17 ET | [8-K](/filings/0001171843-24-003332.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001171843-24-003332 |
| 2024-05-23 | 16:17 ET | [8-K](/filings/0001171843-24-003083.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001171843-24-003083 |
| 2024-04-22 | 08:10 ET | [8-K](/filings/0001104659-24-049723.md) | 1.01 Entry into a material agreement; 2.03 New direct financial obligation; 8.01 Other events; 9.01 Financial statements and exhibits | 0001104659-24-049723 |
| 2024-03-08 | 16:01 ET | [10-Q](/filings/0001423221-24-000006.md) | Quarterly report, period 2024-01-31 | 0001423221-24-000006 |

Page 1 of 6. [Older](/companies/nx/filings.md?page=2)
Source: SEC EDGAR, the company’s filing index. Last ingested by Listed: Oct 26, 2026, 20:52 ET. No prices; not investment advice.