MetaCap

Griffon Insider Trades

NYSE: GFFIndustrialsBuilding ProductsUSD

90.59-1.56 (-1.69%)

At close: Oct 9, 4:00 PM ET · Delayed 15 min

Last 12 months

Purchases
1 · $79.99K
Sales
55 · $36.67M
Shares bought / sold
1.00K / 369.48K
Net activity
Net selling $36.6 million

Griffon insider activity

Over the last 12 months, Griffon insiders reported 75 transactions on SEC Form 4: 1 open-market purchase and 55 sales. Insiders bought $79,990 and sold $36.7 million worth of stock, for net insider selling of $36.6 million. The largest seller was KRAMER RONALD J, with $19.7 million in reported sales.

The most recent filing shows TURNBULL CHERYL L (Director) selling 3,000 shares at $106.12 on Aug 13, 2026. Insider sales are common for compensation, tax and diversification reasons, while open-market purchases are rarer; tracking both helps put GFF's ownership changes in context.

Summary generated from market data by MetaCap's automated system. Methodology

GFF insider transactions

Griffon insider transactions
DateInsiderTypeSharesValueFiling
Aug 13, 2026Sullivan Kevin FDirectorSale3,500$369.56KForm 4
Aug 13, 2026TURNBULL CHERYL LDirectorSale3,000$318.36KForm 4
Aug 11, 2026MEHMEL ROBERT FPresident and COOSale3,240$347.20KForm 4
Aug 10, 2026MEHMEL ROBERT FPresident and COOSale88$9.26KForm 4
Aug 10, 2026MEHMEL ROBERT FPresident and COOSale2,913$304.82KForm 4
Aug 10, 2026MEHMEL ROBERT FPresident and COOSale3,638$378.64KForm 4
Aug 7, 2026Harris Brian GEVP, Chief Financial OfficerSale5,267$564.15KForm 4
Aug 7, 2026MEHMEL ROBERT FPresident and COOSale553$59.77KForm 4
Aug 7, 2026MEHMEL ROBERT FPresident and COOSale13,464$1.45MForm 4
Aug 7, 2026MEHMEL ROBERT FPresident and COOSale1,911$203.71KForm 4
Aug 6, 2026MEHMEL ROBERT FPresident and COOSale2,074$220.40KForm 4
Aug 6, 2026MEHMEL ROBERT FPresident and COOSale6,933$731.15KForm 4
Aug 6, 2026MEHMEL ROBERT FPresident and COOSale5,476$572.57KForm 4
Aug 6, 2026MEHMEL ROBERT FPresident and COOSale211$21.84KForm 4
Aug 6, 2026MEHMEL ROBERT FPresident and COOSale158$16.12KForm 4
Aug 5, 2026MEHMEL ROBERT FPresident and COOSale2,217$230.83KForm 4
Aug 5, 2026MEHMEL ROBERT FPresident and COOSale5,434$562.58KForm 4
Aug 5, 2026MEHMEL ROBERT FPresident and COOSale5,341$547.93KForm 4
Aug 5, 2026MEHMEL ROBERT FPresident and COOSale2,790$283.02KForm 4
Aug 5, 2026MEHMEL ROBERT FPresident and COOSale3,527$354.32KForm 4
Aug 5, 2026MEHMEL ROBERT FPresident and COOSale2,283$227.55KForm 4
Aug 5, 2026MEHMEL ROBERT FPresident and COOSale617$60.89KForm 4
Aug 5, 2026KRAMER RONALD JChairman of the Board and CEOSale8,120$846.67KForm 4
Aug 5, 2026KRAMER RONALD JChairman of the Board and CEOSale16,402$1.70MForm 4
Aug 5, 2026KRAMER RONALD JChairman of the Board and CEOSale45,240$4.64MForm 4
Aug 5, 2026KRAMER RONALD JChairman of the Board and CEOSale17,322$1.76MForm 4
Aug 5, 2026KRAMER RONALD JChairman of the Board and CEOSale12,916$1.30MForm 4
Aug 5, 2026Harris Brian GEVP, Chief Financial OfficerSale2,233$232.25KForm 4
Aug 5, 2026Harris Brian GEVP, Chief Financial OfficerSale8,817$908.86KForm 4
Jun 30, 2026MEHMEL ROBERT FPresident and COOSale4,166$407.27KForm 4
Jun 30, 2026Harris Brian GEVP, Chief Financial OfficerSale6,183$606.00KForm 4
Jun 26, 2026MEHMEL ROBERT FPresident and COOSale4$390Form 4
Jun 26, 2026MEHMEL ROBERT FPresident and COOSale52$5.00KForm 4
Jun 26, 2026MEHMEL ROBERT FPresident and COOSale230$21.97KForm 4
Jun 25, 2026MEHMEL ROBERT FPresident and COOSale1,190$115.75KForm 4
Jun 25, 2026MEHMEL ROBERT FPresident and COOSale1,534$147.89KForm 4
Jun 25, 2026MEHMEL ROBERT FPresident and COOSale5,149$492.35KForm 4
Jun 24, 2026MEHMEL ROBERT FPresident and COOSale100$9.60KForm 4
Jun 24, 2026MEHMEL ROBERT FPresident and COOSale4,626$441.55KForm 4
Jun 17, 2026MEHMEL ROBERT FPresident and COOSale547$52.17KForm 4
Jun 16, 2026MEHMEL ROBERT FPresident and COOSale97$9.34KForm 4
Jun 16, 2026MEHMEL ROBERT FPresident and COOSale2,921$278.55KForm 4
Jun 15, 2026MEHMEL ROBERT FPresident and COOSale3,272$312.15KForm 4
Jun 12, 2026KRAMER RONALD JChairman of the Board and CEOSale48,971$4.63MForm 4
Jun 12, 2026KRAMER RONALD JChairman of the Board and CEOSale51,029$4.86MForm 4
Jun 12, 2026MEHMEL ROBERT FPresident and COOSale5,501$523.59KForm 4
Jun 11, 2026Harris Brian GEVP, Chief Financial OfficerSale7,500$712.73KForm 4
Mar 5, 2026ALPERT HENRY ADirectorBuy1,000$79.99KForm 4
Feb 18, 2026Diao H.C. CharlesDirectorAward1,340—Form 4
Feb 18, 2026Coben Jerome LDirectorAward1,340—Form 4
Feb 18, 2026Taylor Michelle LDirectorAward1,340—Form 4
Feb 18, 2026TURNBULL CHERYL LDirectorAward1,340—Form 4
Feb 18, 2026Hegedus SamantaDirectorAward1,340—Form 4
Feb 18, 2026Sullivan Kevin FDirectorAward1,340—Form 4
Feb 18, 2026ALPERT HENRY ADirectorAward1,340—Form 4
Feb 18, 2026SIGHT JAMES WDirectorAward1,340—Form 4
Feb 18, 2026Johnson Lacy M.DirectorAward1,340—Form 4
Feb 18, 2026Grabowsky Louis J.DirectorAward1,340—Form 4
Feb 17, 2026Durborow W. ChristopherVice President & CAOSale10,000$919.70KForm 4
Feb 13, 2026Grabowsky Louis J.DirectorSale11,000$1.02MForm 4
Feb 12, 2026Taylor Michelle LDirectorSale1,650$152.72KForm 4
Feb 9, 2026Kaplan Seth L.Sr VP, Gen. Counsel and SecySale400$38.98KForm 4
Feb 9, 2026Kaplan Seth L.Sr VP, Gen. Counsel and SecySale3,240$313.21KForm 4
Feb 9, 2026Kaplan Seth L.Sr VP, Gen. Counsel and SecySale4,274$408.64KForm 4
Feb 9, 2026Kaplan Seth L.Sr VP, Gen. Counsel and SecySale7,086$670.83KForm 4
Feb 9, 2026SIGHT JAMES WDirectorSale3,070$295.18KForm 4
Dec 24, 2025KRAMER RONALD JChairman of the Board and CEOGift5,000—Form 4
Dec 24, 2025KRAMER RONALD JChairman of the Board and CEOGift62,785—Form 4
Dec 22, 2025Kaplan Seth L.Sr VP, Gen. Counsel and SecyGift600—Form 4
Dec 4, 2025ALPERT HENRY ADirectorGift2,150—Form 4
Nov 30, 2025Harris Brian GEVP, Chief Financial OfficerTax withholding7,610$570.75KForm 4
Nov 30, 2025MEHMEL ROBERT FPresident and COOTax withholding26,928$2.02MForm 4
Nov 30, 2025Durborow W. ChristopherVice President & CAOTax withholding4,343$325.73KForm 4
Nov 30, 2025Kaplan Seth L.Sr VP, Gen. Counsel and SecyTax withholding8,921$669.08KForm 4
Nov 30, 2025KRAMER RONALD JChairman of the Board and CEOTax withholding74,079$5.56MForm 4

Transaction codes follow SEC Form 4: P = open-market purchase, S = open-market sale, A = grant or award, M = option exercise, F = shares withheld for taxes. About Form 4

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