NXQuanex Building Products CORP

Insider trades (Form 4)

Directors, top managers and anyone owning more than 10% of a company must report every time they buy, sell or receive its shares, within two business days, on a Form 4. Here is what Quanex Building Products's insiders did over the last year, and what each kind of trade means.

Bought on the open market$00 trades by 0 people

Sold on the open market$3.4M3 trades by 2 people

Sales that were planned ahead33%made under a pre-set trading plan (Rule 10b5-1)

Filings read30the newest 30 of 35 in the last year

Buying and selling, month by month

Open-market trades only, by value. Tap a month.

DecJanFebMarAprMayJunJulAugSepOctNov

■ above the line: bought · ■ below: sold

Who traded

Person and role	Bought	Sold	Shares held after
Teleios Capital Partners GmbH and Teleios Global Opportunities Master Fund Ltd. and Igor Tadeusz KuzniarOwns over 10%	–	$3.2M	4.4M
Paul CornettChief lawyer (SVP General Counsel, Secretary)	–	$117.3K	75.6K
Scott M. ZuehlkeChief financial officer (Senior VP, CFO & Treasurer)	–	–	88.8K

Every trade (34)

Nov 2, 2026Received shares or options as payBradley E. Hughes · DirectorA grant from the company as part of their pay, not a purchase. (Restricted Stock Units) Form 4+6,000 unitsno price (not a sale)owns 29,248 after
Nov 2, 2026Turned options or share units into sharesPaul Cornett · Chief lawyer (SVP General Counsel, Secretary)Swapping options or units they already had for actual shares. Often followed by a sale or tax withholding. Form 4+5,500 sharesat $19.45 = $107.0Kowns 75,573.524 after
Nov 2, 2026Sold shares on the open marketPlanned aheadPaul Cornett · Chief lawyer (SVP General Counsel, Secretary)Insiders sell for many reasons: paying taxes, buying a house, spreading their savings. Many sales are planned months ahead. Form 4−5,500 sharesat $21.32 = $117.3Kowns 70,073.524 after
Nov 2, 2026Turned options or share units into sharesPaul Cornett · Chief lawyer (SVP General Counsel, Secretary)Swapping options or units they already had for actual shares. Often followed by a sale or tax withholding. (Stock Options (Right to Buy)) Form 4−5,500 unitsno price (not a sale)
Nov 1, 2026Received shares or options as payWilliam E Jr. Waltz · DirectorA grant from the company as part of their pay, not a purchase. (Restricted Stock Units) Form 4+6,000 unitsno price (not a sale)owns 35,368 after
Nov 1, 2026Received shares or options as payManish H Shah · DirectorA grant from the company as part of their pay, not a purchase. (Restricted Stock Units) Form 4+6,000 unitsno price (not a sale)owns 18,308 after
Nov 1, 2026Received shares or options as payDonald R. Maier · DirectorA grant from the company as part of their pay, not a purchase. (Restricted Stock Units) Form 4+6,000 unitsno price (not a sale)owns 42,509 after
Nov 1, 2026Received shares or options as payMary Katherine Lawler · DirectorA grant from the company as part of their pay, not a purchase. (Restricted Stock Units) Form 4+6,000 unitsno price (not a sale)owns 14,045 after
Nov 1, 2026Received shares or options as payJason Lippert · DirectorA grant from the company as part of their pay, not a purchase. (Restricted Stock Units) Form 4+6,000 unitsno price (not a sale)owns 30,955 after
Nov 1, 2026Received shares or options as payAmit Singhi · DirectorA grant from the company as part of their pay, not a purchase. (Restricted Stock Units) Form 4+6,000 unitsno price (not a sale)owns 18,308 after
Aug 27, 2026Received shares or options as payMary Katherine Lawler · DirectorA grant from the company as part of their pay, not a purchase. (Phantom Stock Units) Form 4+1,206.81 unitsat $19.68owns 4,785.032 after
Aug 27, 2026Received shares or options as payJason Lippert · DirectorA grant from the company as part of their pay, not a purchase. (Phantom Stock Units) Form 4+1,206.81 unitsat $19.68owns 20,528.516 after
Aug 27, 2026Received shares or options as payWilliam E Jr. Waltz · DirectorA grant from the company as part of their pay, not a purchase. (Phantom Stock Units) Form 4+1,270.33 unitsat $19.68owns 24,580.58 after
Aug 27, 2026Received shares or options as payBradley E. Hughes · DirectorA grant from the company as part of their pay, not a purchase. (Phantom Stock Units) Form 4+1,651.42 unitsat $19.68owns 19,295.958 after
Aug 27, 2026Received shares or options as payManish H Shah · DirectorA grant from the company as part of their pay, not a purchase. (Phantom Stock Units) Form 4+1,206.81 unitsat $19.68owns 9,129.087 after
May 28, 2026Received shares or options as payMary Katherine Lawler · DirectorA grant from the company as part of their pay, not a purchase. (Phantom Stock Units) Form 4+1,261.29 unitsat $18.83owns 3,562.914 after
May 28, 2026Received shares or options as payJason Lippert · DirectorA grant from the company as part of their pay, not a purchase. (Phantom Stock Units) Form 4+1,261.29 unitsat $18.83owns 19,239.046 after
May 28, 2026Received shares or options as payWilliam E Jr. Waltz · DirectorA grant from the company as part of their pay, not a purchase. (Phantom Stock Units) Form 4+1,327.67 unitsat $18.83owns 23,210.523 after
May 28, 2026Received shares or options as payBradley E. Hughes · DirectorA grant from the company as part of their pay, not a purchase. (Phantom Stock Units) Form 4+1,725.97 unitsat $18.83owns 17,569.053 after
May 28, 2026Received shares or options as payManish H Shah · DirectorA grant from the company as part of their pay, not a purchase. (Phantom Stock Units) Form 4+1,261.29 unitsat $18.83owns 7,888.385 after
Feb 26, 2026Received shares or options as payBradley E. Hughes · DirectorA grant from the company as part of their pay, not a purchase. (Phantom Stock Units) Form 4+1,370.14 unitsat $20.85owns 15,786.57 after
Feb 26, 2026Received shares or options as payManish H Shah · DirectorA grant from the company as part of their pay, not a purchase. (Phantom Stock Units) Form 4+1,139.09 unitsat $20.85owns 6,597.723 after
Feb 26, 2026Received shares or options as payWilliam E Jr. Waltz · DirectorA grant from the company as part of their pay, not a purchase. (Phantom Stock Units) Form 4+1,205.78 unitsat $20.85owns 21,785.861 after
Feb 26, 2026Received shares or options as payJason Lippert · DirectorA grant from the company as part of their pay, not a purchase. (Phantom Stock Units) Form 4+1,139.09 unitsat $20.85owns 17,883.28 after
Feb 26, 2026Received shares or options as payMary Katherine Lawler · DirectorA grant from the company as part of their pay, not a purchase. (Phantom Stock Units) Form 4+1,139.09 unitsat $20.85owns 2,291.423 after
Dec 17, 2025Sold shares on the open marketHeld indirectly (trust, family…)Teleios Capital Partners GmbH and Teleios Global Opportunities Master Fund Ltd. and Igor Tadeusz Kuzniar · Owns over 10%Insiders sell for many reasons: paying taxes, buying a house, spreading their savings. Many sales are planned months ahead. Form 4−119,485 sharesat $15.94 = $1.9Mowns 4,421,879 after
Dec 16, 2025Sold shares on the open marketHeld indirectly (trust, family…)Teleios Capital Partners GmbH and Teleios Global Opportunities Master Fund Ltd. and Igor Tadeusz Kuzniar · Owns over 10%Insiders sell for many reasons: paying taxes, buying a house, spreading their savings. Many sales are planned months ahead. Form 4−80,515 sharesat $16.51 = $1.3Mowns 4,541,364 after
Dec 7, 2025Shares kept back to pay taxScott M. Zuehlke · Chief financial officer (Senior VP, CFO & Treasurer)When share pay vests, the company keeps some shares to cover the tax bill. Not a decision to sell. Form 4−2,070 sharesat $13.85 = $28.7Kowns 88,827 after
Dec 4, 2025Received shares or options as payScott M. Zuehlke · Chief financial officer (Senior VP, CFO & Treasurer)A grant from the company as part of their pay, not a purchase. Form 4+16,600 sharesno price (not a sale)owns 90,897 after
Dec 4, 2025Received shares or options as payWilliam E Jr. Waltz · DirectorA grant from the company as part of their pay, not a purchase. (Phantom Stock Units) Form 4+1,738.65 unitsat $13.66owns 20,473.582 after
Dec 4, 2025Received shares or options as payManish H Shah · DirectorA grant from the company as part of their pay, not a purchase. (Phantom Stock Units) Form 4+1,738.65 unitsat $13.66owns 5,430.387 after
Dec 4, 2025Received shares or options as payMary Katherine Lawler · DirectorA grant from the company as part of their pay, not a purchase. (Phantom Stock Units) Form 4+1,146.37 unitsat $13.66owns 1,146.37 after
Dec 4, 2025Received shares or options as payJason Lippert · DirectorA grant from the company as part of their pay, not a purchase. (Phantom Stock Units) Form 4+1,738.65 unitsat $13.66owns 16,657.468 after
Dec 4, 2025Received shares or options as payBradley E. Hughes · DirectorA grant from the company as part of their pay, not a purchase. (Phantom Stock Units) Form 4+1,921.67 unitsat $13.66owns 14,341.901 after

Read straight from the Form 4 filings Quanex Building Products's directors, top managers and large owners sent to the SEC. Insiders sell for many reasons: taxes, diversifying, planned sales. Buying with their own money is rarer. None of this says whether to buy or sell the shares.

Finding insider trades…Reading each Form 4…Adding them up…

Who traded

Person and role	Bought	Sold	Shares held after
Teleios Capital Partners GmbH and Teleios Global Opportunities Master Fund Ltd. and Igor Tadeusz KuzniarOwns over 10%	–	$3.2M	4.4M
Paul CornettChief lawyer (SVP General Counsel, Secretary)	–	$117.3K	75.6K
Scott M. ZuehlkeChief financial officer (Senior VP, CFO & Treasurer)	–	–	88.8K