Logo image of GFF

GRIFFON CORP (GFF) Stock Ownership and Short Interest

USA - NYSE:GFF - US3984331021 - Common Stock

72.15 USD
+0.91 (+1.28%)
Last: 11/7/2025, 8:04:00 PM
72.15 USD
0 (0%)
After Hours: 11/7/2025, 8:04:00 PM
GFF Ownership Chart.GFF Ownership Chart: showing Insider, Institutional ownership and shares available to the public.GFF Ownership.InsiderInstitutionalPublic



Shares Outstanding46.56M
Float37.34M
Float Short Interest Percentage3.32%
Owners (insider)10.76%
Owners (institutional)80.98%
Owners (insider) change0%
Owners (institutional) change0.37%
GFF Institutional Ownership HistoryGFF Institutional Ownership HistoryGFF Institutional Ownership History Sep 2021 Mar 2022 Sep 2022 Mar 2023 Sep 2023 Mar 2024 Sep 2024 Mar 2025 Sep 2025 10M 20M 30M 40M
GFF Historical Insider Transactions ChartGFF Historical Insider Buy and Sell Transactions ChartGFF Historical Insider Transactions Dec 2024 Jan 2025 Feb 2025 Mar 2025 Apr 2025 May 2025 Jun 2025 Jul 2025 Aug 2025 Sep 2025 Oct 2025 Nov 2025 0 50K 100K
Date Name Type Shares Price Amount
Mar 11, 2025 Coben Jerome L Grant 1594 0.00 $ 0.00
Mar 11, 2025 Johnson Lacy M. Grant 1594 0.00 $ 0.00
Mar 11, 2025 Stewart Samanta H Grant 1594 0.00 $ 0.00
Mar 11, 2025 SIGHT JAMES W Grant 1594 0.00 $ 0.00
Mar 11, 2025 TURNBULL CHERYL L Grant 1594 0.00 $ 0.00
Mar 11, 2025 Diao H.C. Charles Grant 1594 0.00 $ 0.00
Mar 11, 2025 Taylor Michelle L Grant 1594 0.00 $ 0.00
Mar 11, 2025 Grabowsky Louis J. Grant 1594 0.00 $ 0.00
Mar 11, 2025 Sullivan Kevin F Grant 1594 0.00 $ 0.00
Mar 11, 2025 ALPERT HENRY A Grant 1594 0.00 $ 0.00
Feb 27, 2025 ALPERT HENRY A Other Disposition 1466 0.00 $ 0.00
Feb 7, 2025 Stewart Samanta H Open Market Sale 1236 79.47 $ 98,224.92
Feb 6, 2025 TURNBULL CHERYL L Open Market Sale 3000 80.80 $ 242,400.00
Feb 6, 2025 SIGHT JAMES W Open Market Sale 1360 81.00 $ 110,160.00
Feb 4, 2025 KRAMER RONALD J Grant 410764 0.00 $ 0.00
Feb 4, 2025 KRAMER RONALD J Option Excercise 378213 76.95 $ 29,103,490.35
Feb 4, 2025 MEHMEL ROBERT F Grant 187382 0.00 $ 0.00
Feb 4, 2025 MEHMEL ROBERT F Option Excercise 111511 76.95 $ 8,580,771.45
Dec 6, 2024 Durborow W. Christopher Open Market Sale 5170 80.38 $ 415,564.60
Dec 5, 2024 KRAMER RONALD J Other Disposition 4000 0.00 $ 0.00
Dec 2, 2024 Kaplan Seth L. Open Market Sale 12666 82.73 $ 1,047,862.45
Dec 2, 2024 Harris Brian G Open Market Sale 18540 82.60 $ 1,531,350.96
Nov 27, 2024 MEHMEL ROBERT F Other Disposition 15000 0.00 $ 0.00
Nov 26, 2024 Renuart Victor Eugene Open Market Sale 4500 84.46 $ 380,070.00
Nov 18, 2024 Kaplan Seth L. Other Disposition 800 0.00 $ 0.00
Nov 18, 2024 ALPERT HENRY A Other Disposition 3234 0.00 $ 0.00
Nov 18, 2024 Sullivan Kevin F Open Market Sale 9222 75.50 $ 696,261.00
Nov 14, 2024 SIGHT JAMES W Open Market Sale 3660 76.42 $ 279,697.20
Nov 14, 2024 Coben Jerome L Open Market Sale 2052 76.34 $ 156,649.68
Nov 14, 2024 Stewart Samanta H Open Market Sale 3095 80.49 $ 249,116.55
Nov 14, 2024 Grabowsky Louis J. Open Market Sale 11000 77.02 $ 847,271.00
Nov 13, 2024 MEHMEL ROBERT F Open Market Sale 25000 74.97 $ 1,874,199.07
Nov 12, 2024 Durborow W. Christopher Grant 6351 0.00 $ 0.00
Nov 11, 2024 KRAMER RONALD J Open Market Sale 308921 74.20 $ 22,922,798.27
Nov 11, 2024 MEHMEL ROBERT F Open Market Sale 8697 70.10 $ 609,659.70