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Griffon
GFF

Overview Fund Activity

331 hedge funds and large institutions have $2.65B invested in Griffon in 2025 Q2 according to their latest regulatory filings, with 52 funds opening new positions, 111 increasing their positions, 116 reducing their positions, and 27 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
331
Holders Change
+21
Holders Change %
+6.77%
% of All Funds
4.44%
Holding in Top 10
1
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-50%
% of All Funds
0.01%
New
52
Increased
111
Reduced
116
Closed
27
Calls
$1.27M
Puts
$268K
Net Calls
+$1.01M
Net Calls Change
+$47K

Top Buyers

1
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management
California
$121M
2
SC
SummitTX Capital
Texas
$13.8M
3
Jane Street
Jane Street
New York
$8.2M
4
Ameriprise
Ameriprise
Minnesota
$21.4M
5
Victory Capital Management
Victory Capital Management
Texas
$8.34M

Top Sellers

1
JFG
Jefferies Financial Group
New York
$270K
2
BlackRock
BlackRock
New York
$457M
3
Vanguard Group
Vanguard Group
Pennsylvania
$433M
4
Point72 Asset Management
Point72 Asset Management
Connecticut
$30.4M
5
UBS Group
UBS Group
Switzerland
$4.35M
Name Holding Trade Value Shares
Change 		Shares
Change %
Primecap Management
26
Primecap Management
California
$20.5M +$607K +8,389 +3%
Barclays
27
Barclays
United Kingdom
$19.9M +$4.72M +65,255 +31%
Bank of America
28
Bank of America
North Carolina
$19.4M +$4.72M +65,235 +32%
Aberdeen Group
29
Aberdeen Group
United Kingdom
$16.2M -$2.56M -35,421 -14%
Qube Research & Technologies (QRT)
30
Qube Research & Technologies (QRT)
United Kingdom
$16.2M +$3.36M +46,482 +26%
NL
31
Nuveen LLC
North Carolina
$16.1M -$6.31M -87,243 -28%
Principal Financial Group
32
Principal Financial Group
Iowa
$16M -$932K -12,875 -6%
Arrowstreet Capital
33
Arrowstreet Capital
Massachusetts
$15.5M -$2.78M -38,431 -15%
Loomis, Sayles & Company
34
Loomis, Sayles & Company
Massachusetts
$15M -$28.9K -400 -0.2%
SC
35
SummitTX Capital
Texas
$13.8M +$10M +138,587 +269%
Man Group
36
Man Group
United Kingdom
$13.4M -$2.99M -41,324 -18%
Two Sigma Investments
37
Two Sigma Investments
New York
$12.4M +$5.89M +81,357 +91%
Fidelity Investments
38
Fidelity Investments
Massachusetts
$12.2M -$3.13M -43,226 -20%
D.E. Shaw & Co
39
D.E. Shaw & Co
New York
$10.5M +$1.81M +25,025 +21%
DIA
40
Dana Investment Advisors
Wisconsin
$10.3M -$160K -2,207 -2%
WSFS
41
Wilmington Savings Fund Society
Delaware
$10.1M – – –
Public Sector Pension Investment Board (PSP Investments)
42
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$9.63M +$574K +7,934 +6%
Millennium Management
43
Millennium Management
New York
$8.82M +$3.09M +42,658 +54%
UBS AM
44
UBS AM
Illinois
$8.41M +$2.25M +31,159 +37%
Victory Capital Management
45
Victory Capital Management
Texas
$8.34M +$5.98M +82,631 +254%
RhumbLine Advisers
46
RhumbLine Advisers
Massachusetts
$8.27M +$177K +2,442 +2%
Two Sigma Advisers
47
Two Sigma Advisers
New York
$8.26M -$253K -3,500 -3%
Jane Street
48
Jane Street
New York
$8.2M +$7.81M +107,945 +2,011%
Legal & General Group
49
Legal & General Group
United Kingdom
$8.06M +$208K +2,881 +3%
Lord, Abbett & Co
50
Lord, Abbett & Co
New Jersey
$7.75M +$3.01M +41,575 +64%
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