133 hedge funds and large institutions have $480M invested in Roku in 2018 Q1 according to their latest regulatory filings, with 56 funds opening new positions, 45 increasing their positions, 21 reducing their positions, and 36 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
133
Holders Change
+20
Holders Change %
+17.7%
% of All Funds
3.05%
Holding in Top 10
5
Holding in Top 10 Change
+4
Holding in Top 10 Change %
+400%
% of All Funds
0.11%
New
56
Increased
45
Reduced
21
Closed
36
Calls
$80M
Puts
$119M
Net Calls
-$38.6M
Net Calls Change
+$63M
Name Holding Trade Value Shares
Change
Shares
Change %
TRCT
126
Tower Research Capital (TRC)
New York
$5K +$5K +149 New
HFM
127
Hartford Financial Management
Connecticut
$3K -$30K -1,000 -91%
BFEC
128
Benjamin F. Edwards & Company
Missouri
$3K
HI
129
Harrington Investments
California
$3K +$3K +100 New
WEC
130
Winslow Evans & Crocker
Massachusetts
$2.18K +$2.18K +70 New
SFM
131
Signet Financial Management
New Jersey
$2K +$2K +60 New
TC
132
Trilogy Capital
California
$1K +$1K +19 New
Balyasny Asset Management
133
Balyasny Asset Management
Illinois
-$33M -637,000 Closed
DCM
134
Driehaus Capital Management
Illinois
-$5.09M -98,354 Closed
ACM
135
Atika Capital Management
New York
-$3.52M -68,000 Closed
EI
136
EAM Investors
California
-$2.43M -46,917 Closed
Jane Street
137
Jane Street
New York
-$2.25M -43,350 Closed
DLCIG
138
D.L. Carlson Investment Group
New Hampshire
-$1.88M -36,382 Closed
MWNA
139
Marshall Wace North America
New York
-$1.81M -35,000 Closed
SEC
140
Seven Eight Capital
New York
-$1.81M -34,908 Closed
Ameriprise
141
Ameriprise
Minnesota
-$1.46M -28,278 Closed
Macquarie Group
142
Macquarie Group
Australia
-$1.05M -20,250 Closed
PPA
143
Parametric Portfolio Associates
Washington
-$930K -17,963 Closed
William Blair & Company
144
William Blair & Company
Illinois
-$868K -16,770 Closed
TGM
145
Tenzing Global Management
California
-$777K -15,000 Closed
MTIM
146
Marathon Trading Investment Management
Pennsylvania
-$606K -11,713 Closed
HT
147
HAP Trading
New York
-$553K -10,676 Closed
IH
148
IFC Holdings
Florida
-$517K -9,900 Closed
OAM
149
Oppenheimer Asset Management
New York
-$216K -8,139 Closed
BCM
150
Bayesian Capital Management
New York
-$347K -6,700 Closed