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Insider

Robert F Mehmel

President and COO · Griffon

Robert F Mehmel (President and COO) filed 8 Form 4 reports in the trailing twelve months (0 purchases, 8 sales), most often in Griffon Corporation (GFF). The largest single filing was $3.7M of GFF (36,075 sh across 9 lots, as filed), executed Aug 5. Data as of Nov 8 2026.

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Return, ttmiAverage return per filing, trailing twelve months
–
no purchases on file
Delay-adjustediThe same average, entered at disclosure dates
–
returns measure stock purchases only
Filings, ttm
8
0 buys · 8 sells
Median delay
–
measured on stock purchases
Volume, ttmiDollar value disclosed in the trailing twelve months
$9.9M
shares × price, as filed
Last traded
Nov 5
Filed Nov 6

Median ADV $36.0M across their filed names

Open performance→
Volume by month
$6.4M$3.2M$0Dec 2024Jun 2025Dec 2025Jun 2026Jun 2026 · sells $2.3MJul 2026 · sells $407KAug 2026 · sells $6.4MNov 2026 · sells $744K
Buys $0 Sells $9.9M

Shares × price, as filed · by filing month · past 24 months

Sectors filed on
Industrials 8 filings

Sector per market data · by filing · past 12 months

Most traded names
GFF Griffon Corporation GFF · 0 buys · 10 sells 10 filings
Recent filings
GFFSALE Griffon Corporation View filing → $1.8M
23,817 sh across 4 lots
Exec Nov 13 2024
Filed Nov 15 2024 · 5:30 PM ET
GFFSALE Griffon Corporation View filing → $610K
8,697 sh × $70.10
Exec Nov 11 2024
Filed Nov 13 2024 · 5:30 PM ET