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SEC EDGARAUG 72 min read$GFF

MEHMEL ROBERT F sold $3.8M of GFF

MEHMEL ROBERT F (President and COO) sold 37,061 shares of GRIFFON CORP (GFF) at an average of $103.32 ($98.68–$106.27, $3.83M total) across 12 trades over 2026-08-05 to 2026-08-06 under a Rule 10b5-1 trading plan.

Original reporting
SEC EDGAR · MEHMEL ROBERT F
Published Aug 7, 2026, 9:02 PM UTC
Analysis
alphai AI DeskAI-generated
Added to alphai Aug 7, 2026, 9:22 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 disclosure updates the insider’s post-transaction holdings and confirms execution details (shares, price range, total value) under a 10b5-1 plan.

02

Market read

Traders may monitor for any follow-on insider activity, but the 10b5-1 structure generally limits interpretive weight.

03

What to watch

The filing does not disclose reasons for the sale, and it is not accompanied by any new operational or financial guidance changes.

Relevance 5/10Novelty 5/10Timing: filed after-hours on 2026-08-07, covering sales dated 2026-08-05 to 2026-08-06

Background

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

Company-level read

Ticker impact

$GFFNeutralMedium confidence
Context

Form 4 shows GRIFFON CORP President and COO Mehm el Robert F sold $3.83M of GFF shares via a 10b5-1 plan.

Expected impact

Low likelihood of a sustained move solely from this filing; any reaction is likely short-lived.

Evidence & confidence

The filing provides transaction size, dates, and weighted average price, but the presence of a pre-arranged 10b5-1 plan reduces signaling value versus discretionary selling.

Market effects

Sector

No sector-wide implications; this is a single-company insider transaction disclosure.

Regional

None indicated.

Global

None indicated.

Counterpoint

What could challenge this read

Because the trades were executed under a pre-arranged 10b5-1 plan, the sale may reflect routine liquidity needs rather than bearish fundamentals.

Key entities

  • issuer
    GRIFFON CORP

    US-listed company subject of the Form 4 insider transaction.

  • insider
    MEHMEL ROBERT F

    President and COO who sold shares via an open-market transaction under a 10b5-1 plan.

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