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SEC EDGARAUG 111 min read$GFF

MEHMEL ROBERT F sold $2.4M of GFF

MEHMEL ROBERT F (President and COO) sold 22,567 shares of GRIFFON CORP (GFF) at an average of $106.47 ($104.08–$108.09, $2.40M total) across 6 trades over 2026-08-07 to 2026-08-10 under a Rule 10b5-1 trading plan.

Original reporting
SEC EDGAR · MEHMEL ROBERT F
Published Aug 11, 2026, 8:15 PM UTC
Analysis
alphai AI DeskAI-generated
Added to alphai Aug 11, 2026, 8:23 PM UTC. Informational, not investment advice.
How this was made
alphai summarizes source reporting and applies a structured AI analysis for relevance, timing, sentiment and ticker impact. Always verify material claims with the original publisher.
About alphai AI DeskScoring methodologyReport an issue
alphai market briefInsider activity
Primary signal
$GFF
Neutral
medium confidence
Mentioned
$GFF
Relevance
5/10
alphai data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$GFFNeutralLow
01

Why it matters

The newest fact is the officer’s open-market sale size, price range, and that it was executed under a pre-arranged 10b5-1 plan.

02

Market read

Traders may monitor for follow-on insider activity, but the filing alone does not introduce new company fundamentals.

03

What to watch

The filing does not state whether other insiders or the company also made concurrent purchases, nor does it provide context on total insider ownership changes beyond the post-transaction share count.

Relevance 5/10Novelty 5/10Timing: filed Aug 11, covering sales executed Aug 7 to Aug 10

Background

This is an SEC Form 4 insider transaction disclosure for Griffon Corp (GFF), reported by its President and COO.

Company-level read

Ticker impact

$GFFNeutralMedium confidence
Context

Form 4 shows GRIFFON CORP President and COO MEHMEL ROBERT F sold about 22,567 shares in open-market trades for roughly $2.40M.

Expected impact

Likely limited immediate price impact; any effect is more sentiment-driven than fundamental.

Evidence & confidence

The disclosure is a routine 10b5-1 open-market sale by an officer, with no accompanying operational or financial guidance changes in the text.

Market effects

Sector

No sector-level signal is provided beyond a single-company insider transaction.

Regional

None indicated.

Global

None indicated.

Counterpoint

What could challenge this read

Because the sale is pre-arranged under a 10b5-1 plan, it may reflect liquidity planning rather than bearish expectations, so traders may overreact if they treat it as a negative signal.

Key entities

  • issuer
    GRIFFON CORP

    Company whose Form 4 insider sale is disclosed.

  • insider
    MEHMEL ROBERT F

    President and COO who sold shares in open-market trades under a 10b5-1 plan.

Read at source← All news

Full insider trading history

This story covers one filing. See everything behind it: every insider buy and sell on record, 10b5-1 plans, late filings, and which officers and directors are trading.

GFF insider trading history →

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