Robert F. Mehmel, President and COO at GRIFFON CORP (GFF), sold 3,240 shares at $107.16 ($347K) on 2026-08-11, disclosed to the SEC on 2026-08-13.
Open-market sale of $347k GFF by President and COO. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| Filing → |
| GFF | SELL | 2026-07-02 | $407K | — | Filing → |
| GFF | SELL | 2026-06-30 | $27K | — | Filing → |
| GFF | SELL | 2026-06-26 | $1.2M | — | Filing → |