143 hedge funds and large institutions have $493M invested in Griffon in 2018 Q3 according to their latest regulatory filings, with 20 funds opening new positions, 58 increasing their positions, 29 reducing their positions, and 22 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
143
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$437K
Puts
$1.5M
Net Calls
Net Calls Change

Top Buyers

1 +$8.72M
2 +$4.19M
3 +$4.08M
4
Vanguard Group
Vanguard Group
Pennsylvania
+$3.62M
5
RA
Royce & Associates
New York
+$2.59M

Top Sellers

1 -$7.84M
2 -$5.63M
3 -$4.36M
4
Renaissance Technologies
Renaissance Technologies
New York
-$3.56M
5
Norges Bank
Norges Bank
Norway
-$2.14M
Name Holding Trade Value Shares
Change
Change in
Stake
26
$1.87M
27
$1.83M
28
$1.63M
29
$1.6M
30
$1.57M
31
$1.51M
32
$1.45M
33
$1.44M
34
$1.36M
35
$1.36M
36
$1.34M
37
$1.26M
38
$1.25M
39
$1.24M
40
$1.23M
41
$1.09M
42
$972K
43
$953K
44
$929K
45
$925K
46
$913K
47
$910K
48
$895K
49
$883K
50
$855K