Griffon Ownership & Insider Activity

Griffon (GFF) institutional and insider ownership, recent insider transactions and ownership breakdown.

Insiders own 15.4% of shares outstanding. Institutional investors hold 65.9%. Over the past 90 days, insiders made 8 sales worth $19.2M.

Shares Outstanding

45.295M

Shares Float

28.571M

Insider Shares Owned

6.985M

Insider % Owned

15.4%

Institutional Shares Held

29.868M

Institutional % Held

65.9%

Ownership Breakdown

Net Insider Activity by Month

Purchases (90d)

Sales (90d)

$19.2M total

Net Activity

Net Selling

Net Value (90d)

-$19.2M

Griffon Insider Transactions (Last 6 Months)

Date	Insider	Title	Type	Shares	Price	Value
Aug 13, 2026	CHERYL TURNBULL	DIRECTOR	SELL	3.000K	$106.12	$318K
Aug 13, 2026	Kevin Sullivan	DIRECTOR	SELL	3.500K	$105.59	$370K
Aug 11, 2026	ROBERT MEHMEL	PRESIDENT AND COO	SELL	3.240K	$107.16	$347K
Aug 7, 2026	ROBERT MEHMEL	PRESIDENT AND COO	SELL	22.567K	$106.47	$2.4M
Aug 7, 2026	Brian Harris	EVP, CHIEF FINANCIAL OFFICER	SELL	5.267K	$107.11	$564K
Aug 5, 2026	Brian Harris	EVP, CHIEF FINANCIAL OFFICER	SELL	11.050K	$103.27	$1.1M
Aug 5, 2026	RONALD KRAMER	CHAIRMAN THE BOARD AND CEO	SELL	100.000K	$102.42	$10.2M
Aug 5, 2026	ROBERT MEHMEL	PRESIDENT AND COO	SELL	37.061K	$103.32	$3.8M
Jun 30, 2026	ROBERT MEHMEL	PRESIDENT AND COO	SELL	4.166K	$97.76	$407K
Jun 30, 2026	Brian Harris	EVP, CHIEF FINANCIAL OFFICER	SELL	6.183K	$98.01	$606K
Jun 26, 2026	ROBERT MEHMEL	PRESIDENT AND COO	SELL	286.000	$95.66	$27K
Jun 24, 2026	ROBERT MEHMEL	PRESIDENT AND COO	SELL	12.599K	$95.81	$1.2M
Jun 16, 2026	ROBERT MEHMEL	PRESIDENT AND COO	SELL	3.565K	$95.39	$340K
Jun 12, 2026	ROBERT MEHMEL	PRESIDENT AND COO	SELL	8.773K	$95.26	$836K
Jun 12, 2026	RONALD KRAMER	CHAIRMAN THE BOARD AND CEO	SELL	100.000K	$94.92	$9.5M
Jun 11, 2026	Brian Harris	EVP, CHIEF FINANCIAL OFFICER	SELL	7.500K	$95.03	$713K