SEC Form 4 · Updated Daily
NX
— QUANEX BUILDING PRODUCTS CORPORATION OwnershipInsider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| Teleios Capital Partners GmbH | 10%+ Owner | 4,541,364 | 2025-12-16 | S |
| Teleios Global Opportunities Master Fund, Ltd. | 10%+ Owner | 4,541,364 | 2025-12-16 | S |
| Kuzniar Igor Tadeusz | 10%+ Owner | 4,541,364 | 2025-12-16 | S |
| Wilson George Laverne | Director · Officer | 355,598.435 | 2025-12-04 | A |
| JEAN RAYMOND A | Director · Officer | 263,226 | 2008-04-23 | A |
| PETRATIS DAVID D | Director · Officer | 193,410.35 | 2012-12-05 | A |
| DELANEY KEVIN P | Officer | 151,102.84 | 2019-11-01 | M |
| Korb Brent L | Officer | 112,745.31 | 2018-12-05 | A |
| Zuehlke Scott M. | Officer | 90,897 | 2025-12-04 | A |
| GRIFFITHS WILLIAM C | Director | 80,915 | 2023-12-01 | S |
| Cornett Paul | Officer | 71,773.609 | 2025-12-04 | A |
| RUPP JOSEPH D | Director | 52,300 | 2020-10-08 | M |
| WALKER THOMAS M | Officer | 44,265 | 2008-04-23 | A |
| Garcia Kimberley | Officer | 31,872.862 | 2025-12-04 | A |
| WILLIAMS DEWAYNE | Officer | 20,772 | 2017-12-20 | M |
| LIPPERT JASON | Director · Officer | 20,450 | 2021-12-28 | P |
| Hammonds Paul A | Officer | 20,240.96 | 2009-04-01 | J |
| ROSS JOSEPH J | Director | 19,192 | 2008-06-20 | P |
| LIVINGSTON MARK A | Officer | 17,677 | 2022-12-19 | A |
| Gadin Deborah M | Officer | 14,498.44 | 2012-12-05 | A |
| Chetnani Jairaj T | Officer | 12,992 | 2012-12-05 | A |
| Mannion John J | Officer | 12,495.66 | 2008-04-23 | A |
| STEVENS CURTIS M | Director | 9,889 | 2024-01-04 | M |
| Navascues Jessica | Officer | 7,722.079 | 2025-12-04 | A |
| Hughes Bradley E. | Director | 6,500 | 2025-09-11 | P |
| NOSBAUM LEROY D | Director | 6,110 | 2018-11-01 | M |
| Ketelaar Martin | Officer | 5,902.77 | 2014-12-03 | A |
| Garcia Gabriela | Officer | 5,700 | 2025-12-04 | A |
| BARGER DONALD G JR | Director | 5,189.35 | 2011-06-20 | P |
| WELLEK RICHARD L | Director | 4,898 | 2008-06-11 | P |
| DAVIS SUSAN F | Director | 3,530 | 2025-11-01 | M |
| Ettredge Karen | Officer | 1,700 | 2024-12-04 | A |
| Mendes Meredith W. | Director | 700 | 2021-10-08 | P |
| BUCK ROBERT R | Director | 0 | 2011-11-15 | — |
| Quanex Building Products LLC | 10%+ Owner | 0 | 2008-04-23 | D |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 2026-08-27 | Shah Manish H | Grant / award (derivative) | 1,206.81 | $19.68 | 9,129.087 |
| 2026-08-27 | Hughes Bradley E. | Grant / award (derivative) | 1,651.42 | $19.68 | 19,295.958 |
| 2026-08-27 | Waltz William E Jr. | Grant / award (derivative) | 1,270.33 | $19.68 | 24,580.58 |
| 2026-08-27 | LIPPERT JASON | Grant / award (derivative) | 1,206.81 | $19.68 | 20,528.516 |
| 2026-08-27 | Lawler Mary Katherine | Grant / award (derivative) | 1,206.81 | $19.68 | 4,785.032 |
| 2026-05-28 | Shah Manish H | Grant / award (derivative) | 1,261.29 | $18.83 | 7,888.385 |
| 2026-05-28 | Hughes Bradley E. | Grant / award (derivative) | 1,725.97 | $18.83 | 17,569.053 |
| 2026-05-28 | Waltz William E Jr. | Grant / award (derivative) | 1,327.67 | $18.83 | 23,210.523 |
| 2026-05-28 | LIPPERT JASON | Grant / award (derivative) | 1,261.29 | $18.83 | 19,239.046 |
| 2026-05-28 | Lawler Mary Katherine | Grant / award (derivative) | 1,261.29 | $18.83 | 3,562.914 |
| 2026-02-26 | Lawler Mary Katherine | Grant / award (derivative) | 1,139.09 | $20.85 | 2,291.423 |
| 2026-02-26 | LIPPERT JASON | Grant / award (derivative) | 1,139.09 | $20.85 | 17,883.28 |
| 2026-02-26 | Waltz William E Jr. | Grant / award (derivative) | 1,205.78 | $20.85 | 21,785.861 |
| 2026-02-26 | Shah Manish H | Grant / award (derivative) | 1,139.09 | $20.85 | 6,597.723 |
| 2026-02-26 | Hughes Bradley E. | Grant / award (derivative) | 1,370.14 | $20.85 | 15,786.57 |
| 2025-12-17 | Kuzniar Igor Tadeusz | Open-market sale | 119,485 | $15.94 | 4,421,879 |
| 2025-12-17 | Teleios Global Opportunities Master Fund, Ltd. | Open-market sale | 119,485 | $15.94 | 4,421,879 |
| 2025-12-17 | Teleios Capital Partners GmbH | Open-market sale | 119,485 | $15.94 | 4,421,879 |
| 2025-12-16 | Kuzniar Igor Tadeusz | Open-market sale | 80,515 | $16.51 | 4,541,364 |
| 2025-12-16 | Teleios Global Opportunities Master Fund, Ltd. | Open-market sale | 80,515 | $16.51 | 4,541,364 |
| 2025-12-16 | Teleios Capital Partners GmbH | Open-market sale | 80,515 | $16.51 | 4,541,364 |
| 2025-12-07 | Cornett Paul | Tax withholding | 1,778 | $13.85 | 69,995.609 |
| 2025-12-07 | Garcia Kimberley | Tax withholding | 1,072 | $13.85 | 30,800.862 |
| 2025-12-07 | Wilson George Laverne | Tax withholding | 8,304 | $13.85 | 347,294.435 |
| 2025-12-07 | Zuehlke Scott M. | Tax withholding | 2,070 | $13.85 | 88,827 |
| 2025-12-04 | Cornett Paul | Grant / award | 13,100 | $0.00 | 71,773.609 |
| 2025-12-04 | Garcia Gabriela | Grant / award | 5,700 | $0.00 | 5,700 |
| 2025-12-04 | Garcia Kimberley | Grant / award | 9,100 | $0.00 | 31,872.862 |
| 2025-12-04 | Navascues Jessica | Grant / award | 5,200 | $0.00 | 7,722.079 |
| 2025-12-04 | Wilson George Laverne | Grant / award | 67,900 | $0.00 | 355,598.435 |
| 2025-12-04 | Hughes Bradley E. | Grant / award (derivative) | 1,921.67 | $13.66 | 14,341.901 |
| 2025-12-04 | LIPPERT JASON | Grant / award (derivative) | 1,738.65 | $13.66 | 16,657.468 |
| 2025-12-04 | Lawler Mary Katherine | Grant / award (derivative) | 1,146.37 | $13.66 | 1,146.37 |
| 2025-12-04 | Shah Manish H | Grant / award (derivative) | 1,738.65 | $13.66 | 5,430.387 |
| 2025-12-04 | Waltz William E Jr. | Grant / award (derivative) | 1,738.65 | $13.66 | 20,473.582 |
| 2025-12-04 | Zuehlke Scott M. | Grant / award | 16,600 | $0.00 | 90,897 |
| 2025-11-04 | Maier Donald R. | Grant / award (derivative) | 8,045 | $0.00 | 36,509 |
| 2025-11-03 | DAVIS SUSAN F | Grant / award (derivative) | 8,045 | $0.00 | 55,159 |
| 2025-11-03 | Lawler Mary Katherine | Grant / award (derivative) | 8,045 | — | 8,045 |
| 2025-11-03 | SINGHI AMIT | Grant / award (derivative) | 8,045 | $0.00 | 12,308 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.