GRIFFON CORP (GFF)
$98.98-$0.22 (-0.22%) Today
Griffon Corp manufactures and markets residential, commercial and industrial garage doors to professional installing dealers and home center retail chains. It also provides non-powered landscaping products for homeowners and professionals. Its operating segments include Consumer and Professional Products: is a provider of branded consumer and professional tools; residential, industrial and commercial fans; home storage and organization products; and Home and Building Products conducts its operations through Clopay Corporation (Clopay). Clopay is the manufacturer and marketer of garage doors and rolling steel doors in North America. The company generates a majority of its revenue from the Home and Building Products segment. Operates in USA, Europe, Canada, Australia, and Others.
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market sale | 47 | 328,757 | $32.84M |
62 Form 4 filings on record, the earliest from Oct 1, 2024, newest first. Filing history page 1 of 3.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Cheryl L. Turnbull - Director | Open-market sale | Common Stock | 3,000 | $106.12 | $318K | |
| Kevin F. Sullivan - Director | Open-market sale | Common Stock | 3,500 | $105.59 | $370K | |
| Robert F. Mehmel - Officer | Open-market sale | Common Stock | 3,240 | $107.16 | $347K | |
| Robert F. Mehmel - Officer | Open-market sale | Common Stock | 1,911 | $106.60 | $204K | |
| Robert F. Mehmel - Officer | Open-market sale | Common Stock | 13,464 | $107.43 | $1.45M | |
| Robert F. Mehmel - Officer | Open-market sale | Common Stock | 553 | $108.09 | $60K | |
| Robert F. Mehmel - Officer | Open-market sale | Common Stock | 3,638 | $104.08 | $379K | |
| Robert F. Mehmel - Officer | Open-market sale | Common Stock | 2,913 | $104.64 | $305K | |
| Robert F. Mehmel - Officer | Open-market sale | Common Stock | 88 | $105.21 | $9K | |
| Brian G. Harris - Officer | Open-market sale | Common Stock | 5,267 | $107.11 | $564K | |
| Brian G. Harris - Officer | Open-market sale | Common Stock | 8,817 | $103.08 | $909K | |
| Brian G. Harris - Officer | Open-market sale | Common Stock | 2,233 | $104.01 | $232K | |
| Ronald J. Kramer - Officer | Open-market sale | Common Stock | 12,916 | $100.44 | $1.30M | |
| Ronald J. Kramer - Officer | Open-market sale | Common Stock | 17,322 | $101.58 | $1.76M | |
| Ronald J. Kramer - Officer | Open-market sale | Common Stock | 45,240 | $102.63 | $4.64M | |
| Ronald J. Kramer - Officer | Open-market sale | Common Stock | 16,402 | $103.37 | $1.70M | |
| Ronald J. Kramer - Officer | Open-market sale | Common Stock | 8,120 | $104.27 | $847K | |
| Robert F. Mehmel - Officer | Open-market sale | Common Stock | 617 | $98.68 | $61K | |
| Robert F. Mehmel - Officer | Open-market sale | Common Stock | 2,283 | $99.67 | $228K | |
| Robert F. Mehmel - Officer | Open-market sale | Common Stock | 3,527 | $100.46 | $354K | |
| Robert F. Mehmel - Officer | Open-market sale | Common Stock | 2,790 | $101.44 | $283K | |
| Robert F. Mehmel - Officer | Open-market sale | Common Stock | 5,341 | $102.59 | $548K | |
| Robert F. Mehmel - Officer | Open-market sale | Common Stock | 5,434 | $103.53 | $563K | |
| Robert F. Mehmel - Officer | Open-market sale | Common Stock | 2,217 | $104.12 | $231K | |
| Robert F. Mehmel - Officer | Open-market sale | Common Stock | 158 | $102.03 | $16K | |
| Robert F. Mehmel - Officer | Open-market sale | Common Stock | 211 | $103.52 | $22K | |
| Robert F. Mehmel - Officer | Open-market sale | Common Stock | 5,476 | $104.56 | $573K | |
| Robert F. Mehmel - Officer | Open-market sale | Common Stock | 6,933 | $105.46 | $731K | |
| Robert F. Mehmel - Officer | Open-market sale | Common Stock | 2,074 | $106.27 | $220K | |
| Robert F. Mehmel - Officer | Open-market sale | Common Stock | 4,166 | $97.76 | $407K | |
| Brian G. Harris - Officer | Open-market sale | Common Stock | 6,183 | $98.01 | $606K | |
| Robert F. Mehmel - Officer | Open-market sale | Common Stock | 230 | $95.52 | $22K | |
| Robert F. Mehmel - Officer | Open-market sale | Common Stock | 52 | $96.14 | $5K | |
| Robert F. Mehmel - Officer | Open-market sale | Common Stock | 4 | $97.50 | $390 | |
| Robert F. Mehmel - Officer | Open-market sale | Common Stock | 1,190 | $97.27 | $116K | |
| Robert F. Mehmel - Officer | Open-market sale | Common Stock | 4,626 | $95.45 | $442K | |
| Robert F. Mehmel - Officer | Open-market sale | Common Stock | 100 | $96.03 | $10K | |
| Robert F. Mehmel - Officer | Open-market sale | Common Stock | 5,149 | $95.62 | $492K | |
| Robert F. Mehmel - Officer | Open-market sale | Common Stock | 1,534 | $96.41 | $148K | |
| Robert F. Mehmel - Officer | Open-market sale | Common Stock | 97 | $96.25 | $9K | |
| Robert F. Mehmel - Officer | Open-market sale | Common Stock | 547 | $95.37 | $52K | |
| Robert F. Mehmel - Officer | Open-market sale | Common Stock | 2,921 | $95.36 | $279K | |
| Robert F. Mehmel - Officer | Open-market sale | Common Stock | 5,501 | $95.18 | $524K | |
| Robert F. Mehmel - Officer | Open-market sale | Common Stock | 3,272 | $95.40 | $312K | |
| Ronald J. Kramer - Officer | Open-market sale | Common Stock | 51,029 | $95.21 | $4.86M | |
| Ronald J. Kramer - Officer | Open-market sale | Common Stock | 48,971 | $94.62 | $4.63M | |
| Brian G. Harris - Officer | Open-market sale | Common Stock | 7,500 | $95.03 | $713K | |
 Henry A. Alpert - Director | Open-market purchase | Common Stock | 1,000 | $79.99 | $80K | |
| Louis J. Grabowsky - Director | Grant or award | Common Stock | 1,340 | $0.00 | - | |
 Lacy M. Johnson - Director | Grant or award | Common Stock | 1,340 | $0.00 | - | |
| Henry A. Alpert - Director | Grant or award | Common Stock | 1,340 | $0.00 | - | |
| Kevin F. Sullivan - Director | Grant or award | Common Stock | 1,340 | $0.00 | - | |
| James W. Sight - Director | Grant or award | Common Stock | 1,340 | $0.00 | - | |
| Samanta Hegedus - Director | Grant or award | Common Stock | 1,340 | $0.00 | - | |
| Cheryl L. Turnbull - Director | Grant or award | Common Stock | 1,340 | $0.00 | - | |
 Michelle L. Taylor - Director | Grant or award | Common Stock | 1,340 | $0.00 | - | |
| Jerome L. Coben - Director | Grant or award | Common Stock | 1,340 | $0.00 | - | |
| H.C. Charles Diao - Director | Grant or award | Common Stock | 1,340 | $0.00 | - | |
| W. Christopher Durborow - Officer | Open-market sale | Common Stock | 10,000 | $91.97 | $920K | |
| Louis J. Grabowsky - Director | Open-market sale | Common Stock | 11,000 | $93.06 | $1.02M | |
| Michelle L. Taylor - Director | Open-market sale | Common Stock | 1,650 | $92.56 | $153K |
A Form 144 is notice of an INTENDED sale, not a completed one. It often precedes the Form 4 that reports the trade actually happening.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| TURNBULL CHERYL L | Director | 3,000 | $320K | View on EDGAR | |
| Kevin F. Sullivan | Director | 3,500 | $367K | View on EDGAR | |
| Harris Brian G | Officer | 5,267 | $564K | View on EDGAR |
GRIFFON CORP (GFF) had 16 insider filings in the last 90 days, with the most recent on 2026-08-14. The full record for GFF runs to 62 Form 4 filings, the earliest from 2024-10-01. InsiderAlpha tracks every Form 4, Form 144, and 8-K filing in real time.
No insider purchases of GFF were filed in the last 90 days. 1 purchase is on record for this company.
47 insider sales of GFF were filed in the last 90 days, totaling $32.84M.
This page tracks GFF Form 4 insider transactions, Form 144 sale notices, and 8-K material event disclosures in one timeline. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
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Every Form 4 below links to the original document on SEC EDGAR, so the numbers on this page can be checked against the filing they came from.
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