SEC Insider Transactions from GRIFFITHS WILLIAM C.

Last updated: 2026-03-14 11:27 UTC | Total transactions: 20

GRIFFITHS WILLIAM C has filed 20 insider transactions across 1 company since February 2023.

Most recent transaction: a sale of 24108 shares of Quanex Building Products CORP ($NX) on December 01, 2023.

Activity breakdown: 0 open-market purchases and 19 sales.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
Dec. 1, 2023 Quanex Building Products CORP $NX GRIFFITHS WILLIAM C Director S Common Stock 24108 $31.25 80,915.0000 0 22.95% 0.00%
Dec. 4, 2023 Quanex Building Products CORP $NX GRIFFITHS WILLIAM C Director S Common Stock 28296 $32.20 52,619.0000 0 34.97% 0.00%
Nov. 14, 2023 Quanex Building Products CORP $NX GRIFFITHS WILLIAM C Director S Common Stock 25000 $30.23 110,915.0000 0 18.39% 0.00%
Nov. 15, 2023 Quanex Building Products CORP $NX GRIFFITHS WILLIAM C Director S Common Stock 5892 $31.04 105,023.0000 0 5.31% 0.00%
Nov. 1, 2023 Quanex Building Products CORP $NX GRIFFITHS WILLIAM C Director A Restricted Stock Units 3745 $0.00 14,537.0000 0 34.70% 0.00%
Sept. 1, 2023 Quanex Building Products CORP $NX GRIFFITHS WILLIAM C Director S Common Stock 25000 $29.09 135,915.0000 0 15.54% 0.00%
Aug. 1, 2023 Quanex Building Products CORP $NX GRIFFITHS WILLIAM C Director S Common Stock 6321 $28.09 160,915.0000 0 3.78% 0.00%
July 28, 2023 Quanex Building Products CORP $NX GRIFFITHS WILLIAM C Director S Common Stock 806 $28.05 183,307.0000 0 0.44% 0.00%
July 31, 2023 Quanex Building Products CORP $NX GRIFFITHS WILLIAM C Director S Common Stock 16071 $28.09 167,236.0000 0 8.77% 0.00%
July 26, 2023 Quanex Building Products CORP $NX GRIFFITHS WILLIAM C Director S Common Stock 2 $28.01 184,838.0000 0 0.00% 0.00%
July 27, 2023 Quanex Building Products CORP $NX GRIFFITHS WILLIAM C Director S Common Stock 725 $28.02 184,113.0000 0 0.39% 0.00%
July 20, 2023 Quanex Building Products CORP $NX GRIFFITHS WILLIAM C Director S Common Stock 162 $28.06 184,840.0000 0 0.09% 0.00%
July 18, 2023 Quanex Building Products CORP $NX GRIFFITHS WILLIAM C Director S Common Stock 913 $28.03 185,002.0000 0 0.49% 0.00%
June 29, 2023 Quanex Building Products CORP $NX GRIFFITHS WILLIAM C Director S Common Stock 9223 $27.03 201,692.0000 0 4.37% 0.00%
June 30, 2023 Quanex Building Products CORP $NX GRIFFITHS WILLIAM C Director S Common Stock 15777 $27.12 185,915.0000 0 7.82% 0.00%
June 13, 2023 Quanex Building Products CORP $NX GRIFFITHS WILLIAM C Director S Common Stock 26607 $26.81 224,308.0000 0 10.60% 0.00%
June 14, 2023 Quanex Building Products CORP $NX GRIFFITHS WILLIAM C Director S Common Stock 13393 $26.29 210,915.0000 0 5.97% 0.00%
Feb. 13, 2023 Quanex Building Products CORP $NX GRIFFITHS WILLIAM C Director S Common Stock 300 $27.00 250,915.0000 0 0.12% 0.00%
Feb. 2, 2023 Quanex Building Products CORP $NX GRIFFITHS WILLIAM C Executive Chairman S Common Stock 404 $27.01 252,215.0000 0 0.16% 0.00%
Feb. 3, 2023 Quanex Building Products CORP $NX GRIFFITHS WILLIAM C Executive Chairman S Common Stock 1000 $27.02 251,215.0000 0 0.40% 0.00%