141 hedge funds and large institutions have $321M invested in Griffon in 2018 Q4 according to their latest regulatory filings, with 22 funds opening new positions, 57 increasing their positions, 34 reducing their positions, and 24 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
141
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
$936K
Puts
$495K
Net Calls
Net Calls Change

Top Buyers

1 +$3.07M
2 +$1.82M
3 +$1.7M
4
Wells Fargo
Wells Fargo
California
+$1.69M
5
Renaissance Technologies
Renaissance Technologies
New York
+$1.52M
Name Holding Trade Value Shares
Change
Change in
Stake
1
$56.4M
2
$52M
3
$39.9M
4
$33.4M
5
$22.2M
6
$10.3M
7
$10.1M
8
$9.73M
9
$6.67M
10
$5.3M
11
$4.81M
12
$4.08M
13
$3.81M
14
$3.67M
15
$2.93M
16
$2.87M
17
$2.87M
18
$2.63M
19
$2.3M
20
$2.05M
21
$2.05M
22
$1.79M
23
$1.74M
24
$1.69M
25
$1.65M