🕵️ Quanex Building Products Corp ($NX)
SEC insider & ownership activity, last 12 months · CIK 1423221 · every row links its SEC filing
Over the last 12 months insiders sold $3.2M against $99K of open-market buying. Teleios Capital Partners GMBH sold $3.2M in discretionary trades (Dec). No red-flag 8-Ks in the window.
Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
1 buyer, $99K (3 lots) · 1 seller, $3.2M (2 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Teleios Capital Partners GMBH | 0 | – | 2 | $3.2M | Dec 17, 2025 |
| Bradley E. Hughes | 3 | $99K | 0 | – | Sep 11, 2025 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Teleios Global Opportunities Master Fund, Ltd. | 10.1% | 13D | Jun 18, 2025 | filing ↗ | |
| Igor Kuzniar | 10.1% | 13D | Jun 18, 2025 | filing ↗ | |
| Teleios Capital Partners GMBH | 10.1% | 13D | Jun 18, 2025 | filing ↗ | |
| Allspring Global Investments Holdings, LLC | 5.9% | 13G | Apr 14, 2026 | filing ↗ | |
| Ameriprise Financial, Inc. | 5.4% | 13G | Feb 17, 2026 | filing ↗ | |
| Vanguard Capital Management | 5.1% | 13G | Apr 30, 2026 | filing ↗ |
Planned insider sales (Form 144)
No sale notices filed in the last 12 months.
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Earnings (2.02) | Jun 4, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jun 4, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | May 28, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 28, 2026 | filing ↗ |
| Earnings (2.02) | Mar 5, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 5, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Feb 26, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 26, 2026 | filing ↗ |
| Charter/bylaw changes (5.03) | Feb 26, 2026 | filing ↗ |
| Shareholder vote (5.07) | Feb 26, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 26, 2026 | filing ↗ |
| Auditor change (4.01) | Jan 13, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jan 13, 2026 | filing ↗ |
| Other events (8.01) | Jan 6, 2026 | filing ↗ |
| Earnings (2.02) | Dec 11, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Dec 11, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Dec 5, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Dec 5, 2025 | filing ↗ |
| Officer/director changes (5.02) | Oct 28, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Oct 28, 2025 | filing ↗ |
| Officer/director changes (5.02) | Oct 20, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Oct 20, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Oct 20, 2025 | filing ↗ |
| Earnings (2.02) | Sep 4, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Sep 4, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Aug 29, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 29, 2025 | filing ↗ |