123 hedge funds and large institutions have $714M invested in Griffon in 2017 Q3 according to their latest regulatory filings, with 10 funds opening new positions, 39 increasing their positions, 39 reducing their positions, and 12 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
123
Holders Change
-3
Holders Change %
-2.38%
% of All Funds
3.07%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
10
Increased
39
Reduced
39
Closed
12
Calls
$337K
Puts
$167K
Net Calls
+$170K
Net Calls Change
+$31K
Name Holding Trade Value Shares
Change
Shares
Change %
Goldman Sachs
1
Goldman Sachs
New York
$130M
GI
2
GAMCO Investors
Connecticut
$128M +$7.07M +318,347 +6%
Dimensional Fund Advisors
3
Dimensional Fund Advisors
Texas
$87.1M +$532K +23,942 +0.6%
BlackRock
4
BlackRock
New York
$82M +$921K +41,491 +1%
Vanguard Group
5
Vanguard Group
Pennsylvania
$70.4M +$141K +6,364 +0.2%
GF
6
Gabelli Funds
New York
$37.7M +$2.66M +119,627 +8%
RA
7
Royce & Associates
New York
$16.9M +$3.14M +141,400 +23%
State Street
8
State Street
Massachusetts
$16.9M -$732K -32,985 -4%
Bank of New York Mellon
9
Bank of New York Mellon
New York
$13.6M -$234K -10,560 -2%
TA
10
Teton Advisors
New York
$9.38M
Northern Trust
11
Northern Trust
Illinois
$9.08M -$10.8M -485,488 -54%
Millennium Management
12
Millennium Management
New York
$8.79M +$6.59M +296,630 +299%
Renaissance Technologies
13
Renaissance Technologies
New York
$6.33M -$229K -10,331 -3%
Charles Schwab
14
Charles Schwab
California
$5.82M +$264K +11,895 +5%
Geode Capital Management
15
Geode Capital Management
Massachusetts
$5.71M +$135K +6,075 +2%
BCM
16
Bridgeway Capital Management
Texas
$5.13M
Principal Financial Group
17
Principal Financial Group
Iowa
$5.06M -$206K -9,290 -4%
Norges Bank
18
Norges Bank
Norway
$5.01M -$1.87M -84,252 -27%
Ameriprise
19
Ameriprise
Minnesota
$3.8M -$107K -4,840 -3%
D.E. Shaw & Co
20
D.E. Shaw & Co
New York
$3.6M +$512K +23,062 +17%
PPA
21
Parametric Portfolio Associates
Washington
$2.91M -$132K -5,965 -4%
Franklin Resources
22
Franklin Resources
California
$2.73M -$19.1M -858,910 -87%
Morgan Stanley
23
Morgan Stanley
New York
$2.52M +$1.3M +58,424 +106%
New York State Teachers Retirement System (NYSTRS)
24
New York State Teachers Retirement System (NYSTRS)
New York
$2.42M -$57.7K -2,600 -2%
Axa
25
Axa
France
$2.39M +$344K +15,500 +17%