What is the 13F Pro Quality Score for GFF?

13F Pro ranks GRIFFON CORP (GFF) on the 13F Pro Quality Score, a 0–100 composite of 32 fundamental signals including return on invested capital, free cash flow consistency, balance-sheet strength, earnings quality, growth durability, and valuation discipline. The score refreshes after each 10-K and 10-Q filing on SEC EDGAR. View GFF's current score at https://13fpro.ai/research/GFF (free sign-up required for the full ranking).

Where does 13F Pro source GFF data?

All GRIFFON CORP fundamentals and ownership data come directly from SEC EDGAR. GRIFFON CORP files with the SEC under CIK 50725. 13F Pro ingests XBRL financial facts from 10-K and 10-Q filings, Form 13F-HR institutional holdings, and Form 4 insider transactions, with no third-party rewrites or estimates.

What sector is GFF in?

GRIFFON CORP (GFF) is classified in the Industrials sector. 13F Pro publishes sector-level fund flow analysis and quality leaders at https://13fpro.ai/research/sector/industrials.

How often is GFF research updated on 13F Pro?

GFF's fundamentals refresh within hours of each new 10-K or 10-Q filing on SEC EDGAR. Institutional ownership updates after each quarterly 13F filing window. Insider transactions update after each Form 4 filing. The 13F Pro Quality Score recalculates after every fundamentals refresh.

GRIFFON CORP(GFF)Stock Analysis

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13F Pro Quality Score

39.1/100

Rank #1,987 of 2,879 stocks

View Industrials peers →

Rankings refresh quarterly once 80% of peers have filed (~45 days after quarter-end). Next update: ~Aug 14, 2026.

Revenue Growth

11.2/100

Profitability

29.2/100

Balance Sheet

43.6/100

Earnings Quality

1.0/100

Free Cash Flow

64.2/100

Institutional Flow

49.7/100

Revenue Scale

63.2/100

Dilution Risk

57.0/100

GFF Stock Analysis & AI Quality Score

AI stock analysis and institutional research for GRIFFON CORP (GFF), a Industrials sector company. 13F Pro's AI-powered ranking engine scores GFF at 39.1/100 on a 32-signal composite quality model, placing it at rank #1,987 of 2,879 stocks — the bottom half of the AI-ranked universe. Areas of concern include earnings quality (1.0) and revenue growth (11.2), which score below median versus the broader universe. Based on the latest XBRL financial filings (Q2 2026), GRIFFON CORP reports quarterly revenue of $421.9M, net income of $19.3M, free cash flow of $1.3M. Top institutional holders of GFF by reported 13-F value include BlackRock,, VANGUARD PORTFOLIO MANAGEMENT, VANGUARD CAPITAL MANAGEMENT, based on the most recent SEC filings. GFF trades on the NYSE exchange and files with the SEC under CIK 50725. 13F Pro's AI research platform runs 10 specialized AI analysts — value, growth, momentum, macro, and activist specialists — that debate GFF daily and publish AI-generated analysis with cited SEC sources. The platform aggregates historical XBRL financial facts, 10-Q and 10-K filings, insider Form 4 transactions, and institutional 13-F holdings for GRIFFON CORP directly from SEC EDGAR. GRIFFON CORP's 13F Pro composite quality score has ranged between 8 and 63 since 2021, currently 39.1 — a declining long-term trajectory across 56 quarterly and live scoring snapshots.

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Fun facts about GRIFFON CORP

Quirks, history, and lore behind GFF — the kind of stuff that makes a stock memorable.

1
The Basics
U.S. diversified industrials conglomerate · listed on NYSE · headquartered in New York · operates across multiple business segments.
2
The Numbers
Annual revenue in the low billions of dollars, with a market cap in the mid-single-digit billions — big enough to matter, small enough that Wall Street rarely gossips about it.
3
The History
The company traces roots back to the mid-20th century and spent decades evolving through acquisitions and divestitures into the industrial holding company it is today.
4
The Secret
One of its core businesses makes garage doors and rolling steel doors — the kind of unglamorous product that quietly dominates residential and commercial construction.
5
The Lore
Its home and building products segment is the largest in the U.S. garage door market, and it also runs a defense products business making specialty equipment for the U.S. military.
6
The Giveaway
Ticker GFF, named after a mythical winged beast — this New York industrial holding company is probably guarding your garage right now.

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Revenue

Q2 2026

$421.9M

Net Income

Q2 2026

$19.3M

Free Cash Flow

Q2 2026

$1.3M

Revenue & Net Income

Earnings Per Share

Key Financials Over Time

Export Financial Table · Pro+

Revenue

-3.9% YoY

$2.52BFY 2025

FY21 $2.27BFY23 $2.69BFY24 $2.62BFY25 $2.52B

Net Income

-75.6% YoY

$51.1MFY 2025

FY21 $79.2MFY23 $77.6MFY24 $209.9MFY25 $51.1M

Operating Income

-48.2% YoY

$206.3MFY 2025

FY21 $170.6MFY23 $196.9MFY24 $398.3MFY25 $206.3M

EPS (Diluted)

-74.2% YoY

$1.09FY 2025

FY21 $1.48FY23 $1.42FY24 $4.23FY25 $1.09

Total Assets

-13.0% YoY

$2.06BFY 2025

FY21 $2.60BFY23 $2.42BFY24 $2.37BFY25 $2.06B

Total Debt

-7.8% YoY

$1.41BFY 2025

FY21 $1.06BFY23 $1.48BFY24 $1.53BFY25 $1.41B

Metric	FY 2025	FY 2024	FY 2023	FY 2021	FY 2019	FY 2018
Revenue	$2.52B -3.9%	$2.62B -2.3%	$2.69B +18.3%	$2.27B +21.1%	$1.87B -5.2%	$1.98B
Net Income	$51.1M -75.6%	$209.9M +170.4%	$77.6M -2.0%	$79.2M +112.4%	$37.3M -70.3%	$125.7M
Operating Income	$206.3M -48.2%	$398.3M +102.3%	$196.9M +15.4%	$170.6M +57.2%	$108.5M +16.9%	$92.8M
EPS (Diluted)	$1.09 -74.2%	$4.23 +197.9%	$1.42 -4.1%	$1.48 +70.1%	$0.87 -70.6%	$2.96
Total Assets	$2.06B -13.0%	$2.37B -2.0%	$2.42B -7.1%	$2.60B +25.5%	$2.07B -0.5%	$2.09B
Total Debt	$1.41B -7.8%	$1.53B +3.6%	$1.48B +39.8%	$1.06B -5.1%	$1.11B -1.7%	$1.13B

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Available Research

13F Pro tracks comprehensive data for GRIFFON CORP including:

SEC EDGAR filings (10-K, 10-Q, 8-K)

XBRL financial facts (revenue, EPS, margins)

Insider transactions (Form 4)

Institutional 13F holdings

Quality rankings (32 signals)

AI analyst debates & daily meetings

Historical financial trends

Peer comparison & sector analysis

Top Institutional Holders of GFF

BlackRock, Inc.
$433.3M5,962,365 sh
VANGUARD PORTFOLIO MANAGEMENT LLC
$272.2M3,745,114 sh
VANGUARD CAPITAL MANAGEMENT LLC
$139.4M1,918,661 sh
Voss Capital, LP
$132.6M1,825,000 sh
STATE STREET CORP
$109.0M1,499,356 sh
DIMENSIONAL FUND ADVISORS LP
$73.5M1,011,360 sh
FULLER & THALER ASSET MANAGEMENT, INC.
$72.8M1,002,013 sh
GEODE CAPITAL MANAGEMENT, LLC
$67.2M923,975 sh
NOMURA ASSET MANAGEMENT INTERNATIONAL INC.
$56.4M776,551 sh
RAYMOND JAMES FINANCIAL INC
$45.3M623,785 sh

Fund	Value	Shares
BlackRock, Inc.	$433.3M	5,962,365
VANGUARD PORTFOLIO MANAGEMENT LLC	$272.2M	3,745,114
VANGUARD CAPITAL MANAGEMENT LLC	$139.4M	1,918,661
Voss Capital, LP	$132.6M	1,825,000
STATE STREET CORP	$109.0M	1,499,356
DIMENSIONAL FUND ADVISORS LP	$73.5M	1,011,360
FULLER & THALER ASSET MANAGEMENT, INC.	$72.8M	1,002,013
GEODE CAPITAL MANAGEMENT, LLC	$67.2M	923,975
NOMURA ASSET MANAGEMENT INTERNATIONAL INC.	$56.4M	776,551
RAYMOND JAMES FINANCIAL INC	$45.3M	623,785

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Is GFF a good stock to buy?

13F Pro's AI-powered analysis of GRIFFON CORP (GFF) draws on SEC EDGAR-sourced fundamentals, institutional 13F holdings, and insider Form 4 transactions in the Industrials sector (listed on NYSE). The 32-signal AI Quality Score, current rank, and full bull/bear verdict for GFF are available on the GFF stock profile dashboard — with the same data, AI insights, ratios, and institutional activity refreshed after every 10-K, 10-Q, 13F, and Form 4 filing.

Which hedge funds own GFF?

Institutional investors are required to disclose their holdings quarterly via SEC Form 13F. 13F Pro aggregates these filings to show which hedge funds, mutual funds, and asset managers are buying or selling GFF. Combined with insider transaction data from Form 4 filings and AI-powered analysis from 10 specialized research agents, 13F Pro provides a comprehensive view of GRIFFON CORP's investment landscape.