LIVE FROM THE DATABASETRANSACTIONS 362,430COMPANIES 5,763LATEST TRADE Oct 16UPDATED Oct 17, 12:31 AM
GFFCIK 0000050725

GRIFFON CORP

67 transactions by 15 insiders, from December 4, 2025 to August 13, 2026.

Transactions
6715 insiders
Bought · P
$80Kopen market
Sold · S
$36.7Mopen market
Net
−$36.6Mnet selling

Officers and directors

People inside the company. What they do with their own shares is the reason this data exists.

InsiderTradesPlannedBoughtSold
Robert F. MehmelCOO3333/33—$9.4M
Ronald J. KramerCEO75/7—$19.7M
Brian G. HarrisCFO55/5—$3.0M
Seth L. KaplanVP4——$1.4M
Henry A. AlpertDir3—$80K—
Michelle L. TaylorDir2——$153K
Cheryl L. TurnbullDir2——$318K
Kevin F. SullivanDir2——$370K
Louis J. GrabowskyDir2——$1.0M
James W. SightDir2——$295K
Samanta HegedusDir1———
Lacy M. JohnsonDir1———
Jerome L. CobenDir1———
W. Christopher DurborowPres1——$920K
H.C. Charles DiaoDir1———

All transactions

67 in total, newest filings first.

InsiderDateCodeSharesPriceValue
Cheryl L. TurnbullDirAug 13S3,000$106.12$318K
Kevin F. SullivanDirAug 13S3,500$105.59$370K
Robert F. MehmelCOOAug 11SPLAN3,240$107.16$347K
Robert F. MehmelCOOAug 10SPLAN88$105.21$9K
Robert F. MehmelCOOAug 10SPLAN2,913$104.64$305K
Robert F. MehmelCOOAug 10SPLAN3,638$104.08$379K
Robert F. MehmelCOOAug 7SPLAN553$108.09$60K
Robert F. MehmelCOOAug 7SPLAN13,464$107.43$1.4M
Robert F. MehmelCOOAug 7SPLAN1,911$106.60$204K
Brian G. HarrisCFOAug 7SPLAN5,267$107.11$564K
Brian G. HarrisCFOAug 5SPLAN2,233$104.01$232K
Brian G. HarrisCFOAug 5SPLAN8,817$103.08$909K
Ronald J. KramerCEOAug 5SPLAN8,120$104.27$847K
Ronald J. KramerCEOAug 5SPLAN16,402$103.37$1.7M
Ronald J. KramerCEOAug 5SPLAN45,240$102.63$4.6M
Ronald J. KramerCEOAug 5SPLAN17,322$101.58$1.8M
Ronald J. KramerCEOAug 5SPLAN12,916$100.44$1.3M
Robert F. MehmelCOOAug 6SPLAN2,074$106.27$220K
Robert F. MehmelCOOAug 6SPLAN6,933$105.46$731K
Robert F. MehmelCOOAug 6SPLAN5,476$104.56$573K
Robert F. MehmelCOOAug 6SPLAN211$103.52$22K
Robert F. MehmelCOOAug 6SPLAN158$102.03$16K
Robert F. MehmelCOOAug 5SPLAN2,217$104.12$231K
Robert F. MehmelCOOAug 5SPLAN5,434$103.53$563K
Robert F. MehmelCOOAug 5SPLAN5,341$102.59$548K
Robert F. MehmelCOOAug 5SPLAN2,790$101.44$283K
Robert F. MehmelCOOAug 5SPLAN3,527$100.46$354K
Robert F. MehmelCOOAug 5SPLAN2,283$99.67$228K
Robert F. MehmelCOOAug 5SPLAN617$98.68$61K
Robert F. MehmelCOOJun 30SPLAN4,166$97.76$407K
Brian G. HarrisCFOJun 30SPLAN6,183$98.01$606K
Robert F. MehmelCOOJun 26SPLAN4$97.50$390
Robert F. MehmelCOOJun 26SPLAN52$96.14$5K
Robert F. MehmelCOOJun 26SPLAN230$95.52$22K
Robert F. MehmelCOOJun 25SPLAN1,190$97.27$116K
Robert F. MehmelCOOJun 25SPLAN1,534$96.41$148K
Robert F. MehmelCOOJun 25SPLAN5,149$95.62$492K
Robert F. MehmelCOOJun 24SPLAN100$96.03$10K
Robert F. MehmelCOOJun 24SPLAN4,626$95.45$442K
Robert F. MehmelCOOJun 17SPLAN547$95.37$52K
Robert F. MehmelCOOJun 16SPLAN97$96.25$9K
Robert F. MehmelCOOJun 16SPLAN2,921$95.36$279K
Robert F. MehmelCOOJun 15SPLAN3,272$95.40$312K
Robert F. MehmelCOOJun 12SPLAN5,501$95.18$524K
Ronald J. KramerCEOJun 12S48,971$94.62$4.6M
Ronald J. KramerCEOJun 12S51,029$95.21$4.9M
Brian G. HarrisCFOJun 11SPLAN7,500$95.03$713K
Henry A. AlpertDirMar 5P1,000$79.99$80K
Louis J. GrabowskyDirFeb 18A1,340$0.00—
Lacy M. JohnsonDirFeb 18A1,340$0.00—
Kevin F. SullivanDirFeb 18A1,340$0.00—
James W. SightDirFeb 18A1,340$0.00—
Samanta HegedusDirFeb 18A1,340$0.00—
Cheryl L. TurnbullDirFeb 18A1,340$0.00—
Michelle L. TaylorDirFeb 18A1,340$0.00—
H.C. Charles DiaoDirFeb 18A1,340$0.00—
Jerome L. CobenDirFeb 18A1,340$0.00—
Henry A. AlpertDirFeb 18A1,340$0.00—
W. Christopher DurborowPresFeb 17S10,000$91.97$920K
Louis J. GrabowskyDirFeb 13S11,000$93.06$1.0M
Michelle L. TaylorDirFeb 12S1,650$92.56$153K
Seth L. KaplanVPFeb 9S400$97.46$39K
Seth L. KaplanVPFeb 9S3,240$96.67$313K
Seth L. KaplanVPFeb 9S4,274$95.61$409K
Seth L. KaplanVPFeb 9S7,086$94.67$671K
James W. SightDirFeb 9S3,070$96.15$295K
Henry A. AlpertDirDec 4G2,150$0.00—