Mehmel Robert F

President and COOGRIFFON CORP (GFF) · full profile →Form 4 · filed Aug 11, 2026
Net Selling
Open-Market Buys
$0
Open-Market Sells
$2.4M
Net Open-Market Flow
-$2.4M
Transactions
6
6 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Aug 10, 2026Sell(S)4K$104.08$379K729K
Aug 10, 2026Sell(S)3K$104.64$305K726K
Aug 10, 2026Sell(S)88$105.21$9K726K
Aug 7, 2026Sell(S)2K$106.60$204K747K
Aug 7, 2026Sell(S)13K$107.43$1.4M733K
Aug 7, 2026Sell(S)553$108.09$60K733K

Transaction Codes

S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001628280-26-055712) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

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Use Arkolith to summarize insider buying and selling at GRIFFON CORP
over the last 90 days and cite the filings.