// company-profile
Griffon Corp
GFFExchangeNYSESectorMetal Doors, Sash, Frames, Moldings & TrimInc.DEFilings116Insiders21
// api This Griffon Corp insider-trading data is served live by the Form4API insider trading API. Get the same data via API.
// activity-summary
Recent insider activity is bearish. Over the last 30 days, insiders net sold $11.4M across 8 transactions.
// 90-day insight
Over the last 90 days, Griffon Corp insiders sold $11.4M across 8 transactions with no open-market purchases.
- Most active insider: MEHMEL ROBERT F with 5 transactions totaling $1.2M.
- Largest single sale: $4.9M by KRAMER RONALD J on Jun 12, 2026.
Activity skews bearish — sales outpace buys.
Institutional Ownership
Top 13F-HR holders of Griffon Corp as of 2026-03-31
Total reported AUM
$2.17B
QoQ change
+6.6%
Reporting period
2026-03-31
#1
BlackRock, Inc.
CIK 2012383
$320.5M
4.4M shares
#2
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
$139.4M
1.9M shares
#3
Voss Capital, LP
CIK 1730145
$132.6M
1.8M shares
Data source: SEC Form 13F-HR filings. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Jun 17, 2026 | MEHMEL ROBERT F | GFF | Sale | 547 | $95.37 | $52K |
| Jun 16, 2026 | MEHMEL ROBERT F | GFF | Sale | 2,921 | $95.36 | $279K |
| Jun 16, 2026 | MEHMEL ROBERT F | GFF | Sale | 97 | $96.25 | $9K |
| Jun 15, 2026 | MEHMEL ROBERT F | GFF | Sale | 3,272 | $95.40 | $312K |
| Jun 12, 2026 | KRAMER RONALD J | GFF | Sale | 48,971 | $94.62 | $4.63M |
45 more transactions hidden
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