W. Christopher Durborow - 17 Feb 2026 Form 4 Insider Report for GRIFFON CORP (GFF)

Reporting relationship: Vice President & CAO
Issuer ticker: GFF
Reported as of: 17 Feb 2026
Net transaction value: -$919,700
SEC form: 4
Accepted by SEC: 18 Feb 2026, 16:32:08 UTC
Prior SEC filing: 02 Dec 2025
Source filing: View source filing
Reporting owner signature: /s/ Seth L. Kaplan, as attorney-in-fact

Key filing fact

W. Christopher Durborow filed Form 4 for GRIFFON CORP (GFF) on 18 Feb 2026.

Key facts

This page summarizes W. Christopher Durborow's Form 4 filing for GRIFFON CORP (GFF).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 18 Feb 2026, 16:32.

Change

Previous filing in this sequence was filed on 02 Dec 2025.
Current net transaction value: -$919,700.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001690552 Primary reporting owner

Durborow W. Christopher

Relationship: Vice President & CAO
Address: C/O GRIFFON CORPORATION, 712 FIFTH AVENUE, NEW YORK
Signature: /s/ Seth L. Kaplan, as attorney-in-fact
Signature date: 18 Feb 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

GFF transaction

Common Stock

Sale

Transaction value: $919,700
Shares: -10,000
Change %: -25%
Price: $91.97
Shares after: 29,963
Date: 17 Feb 2026
Ownership: Direct
Footnotes: F1

GFF holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 3,260
Date: 17 Feb 2026
Ownership: By ESOP

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $91.50 to $92.43, inclusive. The reporting person undertakes to provide Griffon Corporation, any security holder of Griffon Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares disposed of at each price within the range set forth in this footnote.