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Prothena Corp
PRTA

Overview Fund Activity

201 hedge funds and large institutions have $2.9B invested in Prothena Corp in 2022 Q4 according to their latest regulatory filings, with 44 funds opening new positions, 77 increasing their positions, 51 reducing their positions, and 23 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
201
Holders Change
+18
Holders Change %
+9.84%
% of All Funds
3.24%
Holding in Top 10
8
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-11.11%
% of All Funds
0.13%
New
44
Increased
77
Reduced
51
Closed
23
Calls
$25.7M
Puts
$9.23M
Net Calls
+$16.5M
Net Calls Change
-$11.2M

Top Buyers

1
Wellington Management Group
1
Wellington Management Group
Massachusetts
$106M
2
Janus Henderson Group
2
Janus Henderson Group
United Kingdom
$86.3M
3
APM
3
Avidity Partners Management
Texas
$178M
4
Fidelity Investments
4
Fidelity Investments
Massachusetts
$238M
5
BlackRock
5
BlackRock
New York
$210M

Top Sellers

1
RG
1
Redmile Group
California
$0
2
Federated Hermes
2
Federated Hermes
Pennsylvania
$62.8K
3
Citadel Advisors
3
Citadel Advisors
Florida
$15K
4
SC
4
Sessa Capital
New York
$0
5
Renaissance Technologies
5
Renaissance Technologies
New York
$28.6M
Name Holding Trade Value Shares
Change 		Shares
Change %
Balyasny Asset Management
151
Balyasny Asset Management
Illinois
$67.2K -$325K -5,400 -83%
Federated Hermes
152
Federated Hermes
Pennsylvania
$62.8K -$21M -349,095 -100%
PMEF
153
Point72 Middle East FZE
United Arab Emirates
$47.7K +$47.7K +791 New
Nisa Investment Advisors
154
Nisa Investment Advisors
Missouri
$32K – – –
CG
155
Cutler Group
California
$30K +$30K +500 New
CUAMC
156
China Universal Asset Management Company
China
$29.6K +$3.13K +52 +12%
PNC Financial Services Group
157
PNC Financial Services Group
Pennsylvania
$25.1K -$9.04K -150 -27%
First Manhattan
158
First Manhattan
New York
$22.7K +$22.7K +377 New
S
159
SignatureFD
Georgia
$20.5K -$5.06K -84 -20%
TWA
160
TCI Wealth Advisors
Arizona
$15.8K +$2.17K +36 +16%
Citadel Advisors
161
Citadel Advisors
Florida
$15K -$11.4M -188,394 -100%
Northwestern Mutual Wealth Management
162
Northwestern Mutual Wealth Management
Wisconsin
$12.7K +$12.7K +211 New
BAM
163
Byrne Asset Management
New Jersey
$12.5K +$12.5K +207 New
Daiwa Securities Group
164
Daiwa Securities Group
Japan
$12K +$2.52K +41 +27%
ADL
165
Asset Dedication LLC
California
$11K – – –
KFS
166
Kelly Financial Services
Massachusetts
$11K – – –
SN
167
Sittner & Nelson
Oregon
$9.34K – – –
HP
168
HealthInvest Partners
Sweden
$7.89K +$7.89K +131 New
FWM
169
Focused Wealth Management
New York
$7.77K – – –
AFG
170
Albion Financial Group
Utah
$7.53K – – –
GC
171
Gould Capital
Washington
$6.03K – – –
HIA
172
Harbor Investment Advisory
Maryland
$6.03K – – –
Rockefeller Capital Management
173
Rockefeller Capital Management
New York
$5K – – –
Carson Wealth (CWM LLC)
174
Carson Wealth (CWM LLC)
Nebraska
$5K +$3.22K +58 +181%
HNB
175
Huntington National Bank
Ohio
$4.4K – – –
5 6
7
8 9