W. Christopher Durborow Griffon Corp (GFF) insider trading activity

W. Christopher Durborow is Vice President & CAO of GRIFFON CORP. Currently has a direct ownership of 39,963 shares of GFF, which is worth approximately $2.79 Million. The most recent transaction as insider was on Nov 30, 2025, when has been sold 4,343 shares (Common Stock) at a price of $75.0 per share, resulting in proceeds of $325,725. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 40K

9.8% 3M change

9.8% 12M change

Total Value Held $2.79 Million

W. Christopher Durborow Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Nov 30 2025	SELL Payment of exercise price or tax liability	$325,725 $75.0 p/Share	4,343 Reduced 9.8%	39,963 Common Stock
Dec 06 2024	SELL Open market or private sale	$415,564 $80.38 p/Share	5,170 Reduced 10.45%	44,306 Common Stock
Nov 30 2024	SELL Payment of exercise price or tax liability	$441,984 $84.3 p/Share	5,243 Reduced 9.58%	49,476 Common Stock
Nov 12 2024	BUY Grant, award, or other acquisition	-	6,351 Added 10.4%	54,719 Common Stock
Jun 12 2024	SELL Open market or private sale	$869,439 $66.88 p/Share	13,000 Reduced 21.18%	48,368 Common Stock
Nov 30 2023	SELL Payment of exercise price or tax liability	$270,990 $46.53 p/Share	5,824 Reduced 8.67%	61,368 Common Stock
Nov 14 2023	BUY Grant, award, or other acquisition	-	8,926 Added 11.73%	67,192 Common Stock

Nov 30 2022	SELL Payment of exercise price or tax liability	$150,561 $35.31 p/Share	4,264 Reduced 6.82%	58,266 Common Stock
Nov 16 2022	BUY Grant, award, or other acquisition	-	10,413 Added 14.28%	62,530 Common Stock
Nov 30 2021	SELL Payment of exercise price or tax liability	$252,471 $26.31 p/Share	9,596 Reduced 13.93%	59,280 Common Stock
Nov 15 2021	BUY Grant, award, or other acquisition	-	18,503 Added 21.18%	68,876 Common Stock
Dec 08 2020	BUY Grant, award, or other acquisition	-	10,204 Added 16.84%	50,373 Common Stock
Nov 30 2020	SELL Payment of exercise price or tax liability	$112,986 $20.85 p/Share	5,419 Reduced 11.89%	40,169 Common Stock

WCD

W. Christopher Durborow

Vice President & CAO

New York, NY

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