StockCIK 50725

GRIFFON CORP (GFF): Insider Trades and Fund Holdings

In the past 12 months, GRIFFON CORP insiders reported 0 open-market purchases worth $0 and 3 sales worth $1.04M; 1 of the sales were reported as made under a 10b5-1 trading plan.

0Insider buys, 12 months

$0Bought by insiders, 12 months

$1.04MSold by insiders, 12 months

1Tracked funds holding

Recent insider trades

Open-market purchases (code P) and sales (code S) from Form 4. Grants, option exercises and gifts are not shown. Latest filing: Aug 14, 2026.

Recent GFF insider trades
Filed	Traded	Insider	Role	Type	Shares	Price ($)	Value	Holding	Filing
Aug 14	Aug 13	Kevin F. SullivanDirector	Director	▼ SELL	3,500	105.59	$370K	−7.9%	Form 4 ↗
Aug 14	Aug 13	Cheryl L. TurnbullDirector	Director	▼ SELL	3,000	106.12	$318K	−9.1%	Form 4 ↗
Aug 13	Aug 11	Robert F. MehmelCOO	COO	▼ SELL10b5-1	3,240	107.16	$347K	−0.4%	Form 4 ↗

Source: SEC Form 4 filings, retrieved Oct 28, 2026. How we read filings

Insiders who traded in the past year

Insider	Role	Bought	Sells	Sold	Latest
Kevin F. Sullivan	Director	$0	1	$370K	Aug 14, 2026
Cheryl L. Turnbull	Director	$0	1	$318K	Aug 14, 2026
Robert F. Mehmel	COO	$0	1	$347K	Aug 13, 2026

Tracked funds that report GFF

From each fund's latest 13F. Holdings are as of quarter end and are filed up to 45 days later.

Fund	Quarter	Shares	Value	% of portfolio	Change
Renaissance Technologies	Q2 2026	508,751	$49.6M	0.07%	▼ −7.1%

Source: SEC Form 13F-HR filings, retrieved Oct 28, 2026. How we read filings

Reading these numbers

Insiders sell for many reasons: taxes, diversification, a house. Purchases with their own money are rarer and are usually read as more informative. A Form 4 is due within two business days of the trade. How to read a Form 4 →