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Who

Robert F. Mehmel

President and COO

Company insider

Files Form 4 as: President and COO, Griffon; President, COO, Drs Technologies; Director, United Industrial Corp /de/.

In numbers

Trades disclosed
148
Buys
7
Sells
25
Bought
$1.1M
Sold
$25.8M
Companies
3
Companies where not an officer
1
First trade
18 May 2006
Last trade
11 Aug 2026
Last filed
13 Aug 2026

Companies traded

Where they are an officer
GFF GriffonDirector, Officer · Machinery · last 11 Aug 20267 buys · 25 sells
Drs TechnologiesOfficer · last 22 Oct 20080 buys · 0 sells
Everywhere else they filed: board seats, 10% stakes, other companies
United Industrial Corp /de/Director · last 4 Dec 20070 buys · 0 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
80Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
11 Aug 2026filed 13 Aug 2026GFF GriffonMachinerySEC FORM 4 Sold$347K3,240 at $107.16filing
11 Aug 2026filed 13 Aug 2026GFF GriffonMachinerySEC FORM 4 Sold$347K3,240 at $107.16filing
10 Aug 2026filed 11 Aug 2026GFF GriffonMachinerySEC FORM 4 Sold$379K3,638 at $104.08filing
10 Aug 2026filed 11 Aug 2026GFF GriffonMachinerySEC FORM 4 Sold$305K2,913 at $104.64filing
10 Aug 2026filed 11 Aug 2026GFF GriffonMachinerySEC FORM 4 Sold$9,25888 at $105.21filing
10 Aug 2026filed 11 Aug 2026GFF GriffonMachinerySEC FORM 4 Sold$379K3,638 at $104.08filing
10 Aug 2026filed 11 Aug 2026GFF GriffonMachinerySEC FORM 4 Sold$305K2,913 at $104.64filing
10 Aug 2026filed 11 Aug 2026GFF GriffonMachinerySEC FORM 4 Sold$9,25888 at $105.21filing
7 Aug 2026filed 11 Aug 2026GFF GriffonMachinerySEC FORM 4 Sold$204K1,911 at $106.60filing
7 Aug 2026filed 11 Aug 2026GFF GriffonMachinerySEC FORM 4 Sold$1.4M13,464 at $107.43filing
7 Aug 2026filed 11 Aug 2026GFF GriffonMachinerySEC FORM 4 Sold$60K553 at $108.09filing
7 Aug 2026filed 11 Aug 2026GFF GriffonMachinerySEC FORM 4 Sold$204K1,911 at $106.60filing
7 Aug 2026filed 11 Aug 2026GFF GriffonMachinerySEC FORM 4 Sold$1.4M13,464 at $107.43filing
7 Aug 2026filed 11 Aug 2026GFF GriffonMachinerySEC FORM 4 Sold$60K553 at $108.09filing
6 Aug 2026filed 7 Aug 2026GFF GriffonMachinerySEC FORM 4 Sold$573K5,476 at $104.56filing
6 Aug 2026filed 7 Aug 2026GFF GriffonMachinerySEC FORM 4 Sold$731K6,933 at $105.46filing
6 Aug 2026filed 7 Aug 2026GFF GriffonMachinerySEC FORM 4 Sold$220K2,074 at $106.27filing
6 Aug 2026filed 7 Aug 2026GFF GriffonMachinerySEC FORM 4 Sold$16K158 at $102.03filing
6 Aug 2026filed 7 Aug 2026GFF GriffonMachinerySEC FORM 4 Sold$22K211 at $103.52filing
6 Aug 2026filed 7 Aug 2026GFF GriffonMachinerySEC FORM 4 Sold$16K158 at $102.03filing

News

No headline names them, or the companies they trade most, lately.

Sectors

Industrials32

Buys in green, sells in red, by the company’s sector.

Related people

Kevin F. SullivanDirector · Director at Griffon, filing Form 4 there in the last year
Cheryl L. TurnbullDirector · Director at Griffon, filing Form 4 there in the last year
Brian G. HarrisEVP, Chief Financial Officer · EVP, Chief Financial Officer at Griffon, filing Form 4 there in the last year
Ronald J. KramerChairman of the Board and CEO · Chairman of the Board and CEO at Griffon, filing Form 4 there in the last year
Henry A. AlpertDirector · Director at Griffon, filing Form 4 there in the last year
Donald J. TrumpPresident · Also traded GFF in the last 90 days