PRTA icon

Prothena Corp
PRTA

Overview Fund Activity

142 hedge funds and large institutions have $1.55B invested in Prothena Corp in 2018 Q1 according to their latest regulatory filings, with 25 funds opening new positions, 45 increasing their positions, 37 reducing their positions, and 36 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
142
Holders Change
-13
Holders Change %
-8.39%
% of All Funds
3.26%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.02%
New
25
Increased
45
Reduced
37
Closed
36
Calls
$64M
Puts
$20.6M
Net Calls
+$43.4M
Net Calls Change
+$43.9M

Top Buyers

1
Millennium Management
1
Millennium Management
New York
$32M
2
State Street
2
State Street
Massachusetts
$64.1M
3
CLM
3
ClearBridge LLC (Maryland)
Maryland
$10M
4
MWNA
4
Marshall Wace North America
New York
$7.31M
5
CCM
5
Camber Capital Management
Massachusetts
$9.18M

Top Sellers

1
Capital World Investors
1
Capital World Investors
California
$5.58M
2
T. Rowe Price Associates
2
T. Rowe Price Associates
Maryland
$208M
3
Jennison Associates
3
Jennison Associates
New York
$0
4
Westfield Capital Management
4
Westfield Capital Management
Massachusetts
$11.4M
5
PC
5
PointState Capital
New York
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
Walleye Trading
151
Walleye Trading
New York
– -$161 -4,300 Closed
II
152
Inspire Investing
Idaho
– -$55K -1,477 Closed
QI
153
QS Investors
New York
– -$34K -900 Closed
STA
154
Summit Trail Advisors
New York
– -$31K -744 Closed
PCM
155
Prelude Capital Management
New York
– -$4K -98 Closed
MA
156
MUFG Americas
New York
– -$4K -97 Closed
SSB
157
Sandy Spring Bank
Maryland
– -$2K -61 Closed
3 4 5 6
7