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
101
$105K
102
$102K
103
$90K
104
$84K
105
$80K
106
$74K
107
$73K
108
$68K
109
$58K
110
$54K
111
$52K
112
$43K
113
$42K
114
$37K
115
$32.5K
116
$32K
117
$21K
118
$17K
119
$16K
120
$15K
121
$14K
122
$14K
123
$10K
124
$9K
125
$8K