Griffon Corporation
Last updated September 27, 2026
Organization details
- Legal name
- Griffon Corporation
- Ownership
- Public
- Status
- Active
- Headquarters country
- United States
- Ticker symbol
- GFF
- Primary stock exchange
- NYSE
Identifiers
- SEC CIK
- 0000050725
Board of directors
-
Cheryl L. Turnbull · DirectorSince 2023
-
H.c. Charles Diao · DirectorSince 2023
-
Henry A. Alpert · DirectorSince 2023
-
James W. Sight · DirectorSince 2023
-
Jerome L. Coben · DirectorSince 2023
-
Kevin F. Sullivan · DirectorSince 2023
-
Lacy M. Johnson · DirectorSince 2023
-
Louis J. Grabowsky · DirectorSince 2023
-
Michelle L. Taylor · DirectorSince 2023
-
Ronald J. Kramer · Director · Chairman of the Board and CEOSince 2023
-
Samanta H. Stewart · DirectorSince 2023
-
Travis W. Cocke · DirectorSince 2023
-
Victor Eugene Renuart · DirectorSince 2023
Chief executives
Ronald J. Kramer
· Chairman of the Board and CEO
Dates unknown
Board connections
4 of this board's directors also sit on 4 other boards.
- via Ronald J. Kramer
- via Lacy M. Johnson
- via Victor Eugene Renuart
- via H.c. Charles Diao
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
- Bought, last 12 months
- $79,990
- 1 purchase by 1 insider
- Sold, last 12 months
- $36,665,531
- 55 sales by 10 insiders
| Date | Insider | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Aug 13, 2026 | Kevin F. Sullivan Director | Open-market sale | −3,500 | $105.59 | $369,565 |
| Aug 13, 2026 | Cheryl L. Turnbull Director | Open-market sale | −3,000 | $106.12 | $318,360 |
| Aug 11, 2026 | MEHMEL ROBERT F Officer (President and COO) | Open-market sale | −3,240 | $107.16 | $347,198 |
| Aug 10, 2026 | MEHMEL ROBERT F Officer (President and COO) | Open-market sale | −3,638 | $104.08 | $378,643 |
| Aug 10, 2026 | MEHMEL ROBERT F Officer (President and COO) | Open-market sale | −2,913 | $104.64 | $304,816 |
| Aug 10, 2026 | MEHMEL ROBERT F Officer (President and COO) | Open-market sale | −88 | $105.21 | $9,258 |
| Aug 7, 2026 | Harris Brian G Officer (EVP, Chief Financial Officer) | Open-market sale | −5,267 | $107.11 | $564,148 |
| Aug 7, 2026 | MEHMEL ROBERT F Officer (President and COO) | Open-market sale | −1,911 | $106.60 | $203,713 |
| Aug 7, 2026 | MEHMEL ROBERT F Officer (President and COO) | Open-market sale | −13,464 | $107.43 | $1,446,438 |
| Aug 7, 2026 | MEHMEL ROBERT F Officer (President and COO) | Open-market sale | −553 | $108.09 | $59,774 |
| Aug 6, 2026 | MEHMEL ROBERT F Officer (President and COO) | Open-market sale | −158 | $102.03 | $16,121 |
| Aug 6, 2026 | MEHMEL ROBERT F Officer (President and COO) | Open-market sale | −211 | $103.52 | $21,843 |
| Aug 6, 2026 | MEHMEL ROBERT F Officer (President and COO) | Open-market sale | −5,476 | $104.56 | $572,571 |
| Aug 6, 2026 | MEHMEL ROBERT F Officer (President and COO) | Open-market sale | −6,933 | $105.46 | $731,154 |
| Aug 6, 2026 | MEHMEL ROBERT F Officer (President and COO) | Open-market sale | −2,074 | $106.27 | $220,404 |
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