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Security record · archived quarter

GFF

Griffon Corporation · Basic Materials · Construction Materials

100.84 -0.5% mkt cap $4.63B quote delayed (FMP) · as of Aug 26 18:08 UTC — separate from filing data below

Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024
16Tracked holders
0Δ holders
6.29MShares held
$448.42MReported value
+0New positions
−0Exits
Stable Conviction score 45/100 2 quarters of rising tracked shares ●●○○○○ How these are computed → Explain this at the Research Desk →

Momentum inputs (comparable managers): holder breadth 0.0% · share flow +0.6% · net new positions 0.0%formula

All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q4 2024

Ownership over time
QuarterHoldersΔSharesReported valueNewExits
Q2 2026 104 -2 24.03M $2.34B +8 −9
Q1 2026 108 -1 23.30M $1.69B +4 −6
Q4 2025 109 -1 27.61M $2.03B +1 −1
Q3 2025 21 +1 19.50M $1.49B +1 −1
Q2 2025 18 -1 17.84M $1.29B −1
Q1 2025 16 0 5.63M $402.36M
Q4 2024 16 0 6.29M $448.42M
Q3 2024 15 -1 4.66M $326.05M −1
Q2 2024 16 4.42M $282.05M
Holder count
Who holds it · Q4 2024
#ManagerSharesΔ sharesValueTheir weightHeld
1 State Street Global Advisors (passive) 1.60M $113.99M 0.0% n/c 1 SEC ↗
2 Geode Capital Management (passive) 867.07K -1.2% $61.81M 0.0% ▼ Trim 3 SEC ↗
3 Geode Capital Management (passive) 867.07K -1.2% $61.81M 0.0% ▼ Trim 3 SEC ↗
4 Renaissance Technologies 700.35K +15.3% $49.91M 0.1% ▲ Add 3 SEC ↗
5 Millennium Management 674.52K +31.0% $48.07M 0.0% ▲ Add 3 SEC ↗
6 GAMCO Investors 542.91K -7.3% $38.69M 0.4% ▼ Trim 3 SEC ↗
7 T. Rowe Price 395.93K -0.5% $28.22M 0.0% ▼ Trim 3 SEC ↗
8 T. Rowe Price 395.93K -0.5% $28.22M 0.0% ▼ Trim 3 SEC ↗
9 Arrowstreet Capital 314.00K +10.6% $22.38M 0.0% ▲ Add 3 SEC ↗
10 Norges Bank (passive) 300.99K +104.1% $21.45M 0.0% ▲ Add 3 SEC ↗
11 Point72 Asset Management 272.06K -42.5% $19.39M 0.1% ▼ Trim 3 SEC ↗
12 PRIMECAP Management 238.40K +1.8% $16.99M 0.0% ▲ Add 3 SEC ↗
13 Two Sigma Investments 121.93K -15.1% $8.69M 0.0% ▼ Trim 3 SEC ↗
14 Citadel Advisors 94.49K -46.9% $6.73M 0.0% ▼ Trim 3 SEC ↗
15 Citadel Advisors 94.49K -46.9% $6.73M 0.0% ▼ Trim 3 SEC ↗
16 AQR Capital Management 86.94K +11.1% $6.20M 0.0% ▲ Add 3 SEC ↗
17 AQR Capital Management 86.94K +11.1% $6.20M 0.0% ▲ Add 3 SEC ↗
18 AQR Capital Management 86.94K +11.1% $6.20M 0.0% ▲ Add 3 SEC ↗
19 AQR Capital Management 86.94K +11.1% $6.20M 0.0% ▲ Add 3 SEC ↗
20 D. E. Shaw & Co. 42.58K +134.4% $3.03M 0.0% ▲ Add 3 SEC ↗
21 D. E. Shaw & Co. 42.58K +134.4% $3.03M 0.0% ▲ Add 3 SEC ↗
22 Gotham Asset Management 26.98K -32.2% $1.92M 0.0% ▼ Trim 3 SEC ↗
23 Marshall Wace 13.08K -83.0% $932,425 0.0% ▼ Trim 3 SEC ↗

“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.

New buyers

No new tracked buyers this quarter.

Exited

No tracked exits this quarter.

Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 334 holders, 35.63M shares, $2.45B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.

Frequently co-owned

What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.

Insider transactions

Open-market purchases (P)

No open-market insider purchases in our coverage window.

Open-market sales (S)

Aug 13 Sullivan Kevin F

Director · 3.50K sh · $369,565

Aug 13 TURNBULL CHERYL L

Director · 3.00K sh · $318,360

Aug 11 MEHMEL ROBERT F

Officer · 3.24K sh · $347,198

Aug 10 MEHMEL ROBERT F

Officer · 88 sh · $9,258

Aug 10 MEHMEL ROBERT F

Officer · 3.64K sh · $378,643

Aug 10 MEHMEL ROBERT F

Officer · 2.91K sh · $304,816

Aug 07 MEHMEL ROBERT F

Officer · 553 sh · $59,774

Aug 07 Harris Brian G

Officer · 5.27K sh · $564,148

Aug 07 MEHMEL ROBERT F

Officer · 1.91K sh · $203,713

Aug 07 MEHMEL ROBERT F

Officer · 13.46K sh · $1.45M

Awards, exercises and tax withholding are never counted as buys or sales here. Methodology

Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR. Reporting period: Q4 2024 · Methodology · Get this via the API