Griffon (GFF) CFO Brian G. Harris Sells Shares

What Happened Brian G. Harris, Chief Financial Officer of Griffon Corporation (GFF), sold a total of 11,050 shares in open-market transactions on August 5, 2026, generating roughly $1.14 million in proceeds. The filings report two disposals: 8,817 shares at a weighted average price of $103.08 (≈ $908,856) and 2,233 shares at a weighted average price of $104.01 (≈ $232,254). These were sales (not purchases), which are often routine insider transactions.

Key Details

• Transaction date: 2026-08-05 (reported on Form 4 filed 2026-08-07); filing appears timely (within the two-business-day reporting window).
• Trades:
  • 8,817 shares sold, weighted avg price $103.08, proceeds ≈ $908,856. (Footnote F1: actual sale prices in this block ranged from $103.00 to $103.28.)
  • 2,233 shares sold, weighted avg price $104.01, proceeds ≈ $232,254. (Footnote F2: prices in this block ranged from $104.00 to $104.05.)
• Total shares sold: 11,050; total proceeds: ≈ $1,141,110.
• Shares owned after the transaction: not specified in the provided filing details.
• No 10b5-1 plan, options exercise, gift, or tax-withholding notation was indicated in the summary provided.
• Footnotes state the reporting person will provide, upon request, detailed breakdowns of the individual sale prices within the reported ranges.

Context

• This was an open-market sale by an executive (CFO). Sales do not, by themselves, indicate the insider’s view of the company’s prospects—many sales are for diversification, liquidity, or personal reasons. Purchases tend to be more informative about insider sentiment.
• If you follow insider activity, note the transaction size and that the CFO sold a modest number of shares relative to many large-company insider trades; consider this alongside other insider filings and company fundamentals.