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# Who owns Quanex Building Products CORP (N)? Elite investor 13F holders

2 tracked elite investors reported holding Quanex Building Products CORP as of 2026-06-30, including Renaissance Technologies LLC, First Eagle Investment Management. Who bought, trimmed or exited each quarter, with links to the original SEC 13F filings.

2 tracked investors currently reported holding · Latest report period: 2026-06-30 · Materials · Materials

Quanex Building Products Corporation, together with its subsidiaries, manufactures and distributes components for original equipment manufacturers (OEM) in the building products industry in the United States, Europe, Canada, Asia, and internationally. It offers energy-efficient flexible insulating glass spacers, extruded vinyl profiles, window and door screens, precision-formed metal and wood…

## Reported holders and securities, including exits (up to 20)

| Investor | Security | Instrument | Report period | Filed | Value | Quantity | Units | Change | Source |
|  --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| [Renaissance Technologies LLC](https://ownershiptrace.com/13f/investors/63) | QUANEX BLDG PRODS CORP | SHARE | 2026-06-30 | 2026-08-13 00:00:00 | 11520343.00 USD | 618708.000000 | Shares | reduce | [Original filing](https://www.sec.gov/Archives/edgar/data/1037389/0001037389-26-000059-index.html) |
| [First Eagle Investment Management](https://ownershiptrace.com/13f/investors/32) | QUANEX BLDG PRODS CORP | SHARE | 2026-06-30 | 2026-08-05 00:00:00 | 8829809.00 USD | 474211.000000 | Shares | reduce | [Original filing](https://www.sec.gov/Archives/edgar/data/1325447/0001325447-26-000020-index.html) |

Public disclosures can be delayed, incomplete, or amended. Report period describes a position date; transaction date describes a reported transaction; filed describes submission. A recent filing or page update does not establish a current holding. A dash means unavailable or not comparable, not zero.

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