GRIFFON CORP
GFF · Metal Doors, Sash, Frames, Moldings & Trim · 45.9M shares · +6%/yr ↑ dilution · EDGAR filings ↗
Net buyback after stock comp: $123M (gross $164M, SBC $41M)
Reference price $95.62 · est. market cap ~$4.4B — last insider sale, 2026-06-25 (estimated from the dated SEC Form 4 price × shares outstanding — not a live quote)
Grade
C62Diversified manufacturer (garage doors, tools, fans) whose headline ROE is a leverage artifact masking impairment-hit earnings.
Strengths
- Leading positions (Clopay #1 in garage doors) with operating margin 8.2% (67th pct) and current ratio 64th pct
- Strong gross margin 42% and improving asset-light CPP cost structure
Risks
- Net income down 76% on $244M Hunter Fan goodwill/trademark impairment; net margin only 2% (52nd pct)
- Extreme leverage (D/E ~19, 99th pct) — the 69% ROE (91st pct) is an artifact of a thin equity base, not strong economics
Notable findings
- High leverageHigh leverage (debt/equity 18.99)
- Customer concentration~42% of revenue from one customer/distributor — Excluding these charges from 2024, gross profit would have been $1,058,005 or 42
- Revenue declineRevenue -65.0% YoY
- Insider sellingInsider selling — 21 open-market sale(s) by 8 insider(s) (cluster of 8 insiders, ~$16M, last 6mo) Form 4 ↗
Quarterly revenue
Last 4 quarters · from SEC filings.
Key metrics
Gross margin
42.0%
Operating margin
8.2%
Net margin
2.0%
Return on equity
69.1%
Return on assets
2.5%
ROIC
11.0%
Revenue growth (QoQ)
-65.0%
Net-income growth
-75.6%
Debt / equity
19.0×
Net debt / EBITDA
5.3×
Current ratio
2.7×
EBITDA
$246M
Tangible book value
-$607M
Cash & investments
$99M
Stock comp / revenue
1.0%
Insider transactions · last 18 months
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| 2026-06-25 | MEHMEL ROBERT F | Sell | 1.5K | $96.41 |
| 2026-06-25 | MEHMEL ROBERT F | Sell | 1.2K | $97.27 |
| 2026-06-25 | MEHMEL ROBERT F | Sell | 5.1K | $95.62 |
| 2026-06-24 | MEHMEL ROBERT F | Sell | 100 | $96.03 |
| 2026-06-24 | MEHMEL ROBERT F | Sell | 4.6K | $95.45 |
| 2026-06-17 | MEHMEL ROBERT F | Sell | 547 | $95.37 |
| 2026-06-16 | MEHMEL ROBERT F | Sell | 97 | $96.25 |
| 2026-06-16 | MEHMEL ROBERT F | Sell | 2.9K | $95.36 |
| 2026-06-15 | MEHMEL ROBERT F | Sell | 3.3K | $95.40 |
| 2026-06-12 | MEHMEL ROBERT F | Sell | 5.5K | $95.18 |
| 2026-06-12 | KRAMER RONALD J | Sell | 51K | $95.21 |
| 2026-06-12 | KRAMER RONALD J | Sell | 49K | $94.62 |
| 2026-06-11 | Harris Brian G | Sell | 7.5K | $95.03 |
| 2026-03-05 | ALPERT HENRY A | Buy | 1.0K | $79.99 |
| 2026-02-18 | Grabowsky Louis J. | Grant | 1.3K | — |
| 2026-02-18 | Johnson Lacy M. | Grant | 1.3K | — |
| 2026-02-18 | ALPERT HENRY A | Grant | 1.3K | — |
| 2026-02-18 | Sullivan Kevin F | Grant | 1.3K | — |
| 2026-02-18 | SIGHT JAMES W | Grant | 1.3K | — |
| 2026-02-18 | Hegedus Samanta | Grant | 1.3K | — |
| 2026-02-18 | TURNBULL CHERYL L | Grant | 1.3K | — |
| 2026-02-18 | Taylor Michelle L | Grant | 1.3K | — |
| 2026-02-18 | Coben Jerome L | Grant | 1.3K | — |
| 2026-02-18 | Diao H.C. Charles | Grant | 1.3K | — |
| 2026-02-17 | Durborow W. Christopher | Sell | 10K | $91.97 |
| 2026-02-13 | Grabowsky Louis J. | Sell | 11K | $93.06 |
| 2026-02-12 | Taylor Michelle L | Sell | 1.6K | $92.56 |
| 2026-02-09 | SIGHT JAMES W | Sell | 3.1K | $96.15 |
| 2026-02-09 | Kaplan Seth L. | Sell | 7.1K | $94.67 |
| 2026-02-09 | Kaplan Seth L. | Sell | 4.3K | $95.61 |
| 2026-02-09 | Kaplan Seth L. | Sell | 3.2K | $96.67 |
| 2026-02-09 | Kaplan Seth L. | Sell | 400 | $97.46 |
| 2025-12-24 | KRAMER RONALD J | Gift | 63K | — |
| 2025-12-24 | KRAMER RONALD J | Gift | 5.0K | — |
| 2025-12-22 | Kaplan Seth L. | Gift | 600 | — |
| 2025-12-04 | ALPERT HENRY A | Gift | 2.1K | — |
| 2025-11-30 | Harris Brian G | Tax withheld | 7.6K | $75.00 |
| 2025-11-30 | KRAMER RONALD J | Tax withheld | 74K | $75.00 |
| 2025-11-30 | Kaplan Seth L. | Tax withheld | 8.9K | $75.00 |
| 2025-11-30 | Durborow W. Christopher | Tax withheld | 4.3K | $75.00 |
| 2025-11-30 | MEHMEL ROBERT F | Tax withheld | 27K | $75.00 |
| 2025-11-18 | KRAMER RONALD J | Grant | 137K | — |
| 2025-11-18 | MEHMEL ROBERT F | Grant | 68K | — |
| 2025-03-11 | Sullivan Kevin F | Grant | 1.6K | — |
| 2025-03-11 | ALPERT HENRY A | Grant | 1.6K | — |
| 2025-03-11 | Coben Jerome L | Grant | 1.6K | — |
| 2025-03-11 | Johnson Lacy M. | Grant | 1.6K | — |
| 2025-03-11 | Hegedus Samanta | Grant | 1.6K | — |
| 2025-03-11 | SIGHT JAMES W | Grant | 1.6K | — |
| 2025-03-11 | TURNBULL CHERYL L | Grant | 1.6K | — |
| 2025-03-11 | Diao H.C. Charles | Grant | 1.6K | — |
| 2025-03-11 | Taylor Michelle L | Grant | 1.6K | — |
| 2025-03-11 | Grabowsky Louis J. | Grant | 1.6K | — |
| 2025-02-27 | ALPERT HENRY A | Gift | 1.5K | — |
| 2025-02-07 | Hegedus Samanta | Sell | 1.2K | $79.47 |
| 2025-02-06 | TURNBULL CHERYL L | Sell | 3.0K | $80.80 |
| 2025-02-06 | SIGHT JAMES W | Sell | 1.4K | $81.00 |
| 2025-02-04 | KRAMER RONALD J | Grant | 108K | — |
| 2025-02-04 | KRAMER RONALD J | Grant | 303K | — |
| 2025-02-04 | KRAMER RONALD J | Tax withheld | 378K | $76.95 |
| 2025-02-04 | MEHMEL ROBERT F | Grant | 36K | — |
| 2025-02-04 | MEHMEL ROBERT F | Grant | 151K | — |
| 2025-02-04 | MEHMEL ROBERT F | Tax withheld | 112K | $76.95 |
All non-derivative Form 4 activity (SEC), newest first.
Supply chain
Customers (4)
- Home Depot 10% of rev
- Bunnings
- Lowe's
- Menards
Suppliers (0)
Named in the 10-K; linked when we track them.
Notable events (8-K)
| Date | Items | |
|---|---|---|
| 2026-06-11 | Material agreementReg FDExhibits | filing ↗ |
| 2026-05-07 | ResultsExhibits | filing ↗ |
| 2026-02-18 | Shareholder vote | filing ↗ |
| 2026-02-05 | ResultsExhibits | filing ↗ |
| 2025-11-19 | ResultsExhibits | filing ↗ |
| 2025-08-06 | ResultsExhibits | filing ↗ |
| 2025-05-08 | ResultsExhibits | filing ↗ |
| 2025-03-13 | 5.03Shareholder voteExhibits | filing ↗ |
Recent filings
| Form | Filed | Period | Accession |
|---|---|---|---|
| 8-K | 2026-06-11 | 2026-06-07 | 0000930413-26-001842 ↗ |
| 10-Q | 2026-05-07 | 2026-03-31 | 0001628280-26-032347 ↗ |
| 8-K | 2026-05-07 | 2026-05-07 | 0001628280-26-031705 ↗ |
| 8-K | 2026-02-18 | 2026-02-18 | 0001628280-26-009094 ↗ |
| 10-Q | 2026-02-06 | 2025-12-31 | 0001628280-26-005892 ↗ |
| 8-K | 2026-02-05 | 2026-02-05 | 0001628280-26-005611 ↗ |
| 10-K | 2025-11-19 | 2025-09-30 | 0001628280-25-053242 ↗ |
| 8-K | 2025-11-19 | 2025-11-19 | 0000050725-25-000079 ↗ |
| 8-K | 2025-08-06 | 2025-08-06 | 0000050725-25-000074 ↗ |
| 10-Q | 2025-08-06 | 2025-06-30 | 0000050725-25-000078 ↗ |
| 10-Q | 2025-05-08 | 2025-03-31 | 0000050725-25-000065 ↗ |
| 8-K | 2025-05-08 | 2025-05-08 | 0000050725-25-000062 ↗ |