PRTA icon

Prothena Corp
PRTA

Overview Fund Activity

156 hedge funds and large institutions have $2.08B invested in Prothena Corp in 2021 Q2 according to their latest regulatory filings, with 34 funds opening new positions, 50 increasing their positions, 39 reducing their positions, and 24 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
156
Holders Change
+10
Holders Change %
+6.85%
% of All Funds
2.72%
Holding in Top 10
5
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+66.67%
% of All Funds
0.09%
New
34
Increased
50
Reduced
39
Closed
24
Calls
$16.2M
Puts
$8.25M
Net Calls
+$7.98M
Net Calls Change
-$2.95M

Top Buyers

1
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
$299M
2
EC
EcoR1 Capital
California
$580M
3
ACM
Atika Capital Management
New York
$12M
4
Adage Capital Partners
Adage Capital Partners
Massachusetts
$10.3M
5
APM
Avidity Partners Management
Texas
$9.36M

Top Sellers

1
FLAM
First Light Asset Management
Minnesota
$99.1M
2
RG
Redmile Group
California
$62.5M
3
Goldman Sachs
Goldman Sachs
New York
$3.77M
4
Fidelity Investments
Fidelity Investments
Massachusetts
$143M
5
IC
Ikarian Capital
Texas
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
FDCDDQ
126
Federation des caisses Desjardins du Quebec
Quebec, Canada
$19.3K – – –
LJHT
127
Laurie J. Hall Trustee
$17K – – –
TFO
128
Tarbox Family Office
California
$15K +$15K +295 New
WT
129
Whittier Trust
California
$11K – – –
ADL
130
Asset Dedication LLC
California
$9K – – –
SN
131
Sittner & Nelson
Oregon
$8K – – –
Osaic Holdings
132
Osaic Holdings
Arizona
$6K -$2K -39 -25%
AFG
133
Albion Financial Group
Utah
$6K +$6K +125 New
Daiwa Securities Group
134
Daiwa Securities Group
Japan
$5K – – –
HIA
135
Harbor Investment Advisory
Maryland
$5K – – –
TWA
136
TCI Wealth Advisors
Arizona
$5K +$5K +94 New
RIM
137
Rockbridge Investment Management
New York
$5K +$5K +100 New
HNB
138
Huntington National Bank
Ohio
$4K – – –
Rockefeller Capital Management
139
Rockefeller Capital Management
New York
$4K – – –
Bessemer Group
140
Bessemer Group
New Jersey
$3K – – –
Carson Wealth (CWM LLC)
141
Carson Wealth (CWM LLC)
Nebraska
$2K – – –
AF
142
Allworth Financial
California
$1K – – –
SPIA
143
Steward Partners Investment Advisory
New York
$1K – – –
TFGT
144
TS Financial Group (TSFG)
Illinois
$1K – – –
IA
145
IFP Advisors
Florida
$1K +$50 +1 +5%
GWM
146
Geneos Wealth Management
Colorado
$1K +$1K +26 New
AIG
147
American International Group
New York
$982 +$60 +1,175 +7%
TPCW
148
TD Private Client Wealth
New York
$617 +$617 +12 New
APA
149
American Portfolios Advisors
New York
$103 – – –
Nisa Investment Advisors
150
Nisa Investment Advisors
Missouri
$53 +$27 +530 +106%
3 4 5
6
7