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Prothena Corp
PRTA

Overview Fund Activity

191 hedge funds and large institutions have $2.51B invested in Prothena Corp in 2023 Q1 according to their latest regulatory filings, with 27 funds opening new positions, 70 increasing their positions, 56 reducing their positions, and 32 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
191
Holders Change
-10
Holders Change %
-4.98%
% of All Funds
3.06%
Holding in Top 10
7
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-12.5%
% of All Funds
0.11%
New
27
Increased
70
Reduced
56
Closed
32
Calls
$7.72M
Puts
$3.57M
Net Calls
+$4.15M
Net Calls Change
-$12.3M

Top Buyers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$328M
2
Wellington Management Group
2
Wellington Management Group
Massachusetts
$110M
3
Bank of America
3
Bank of America
North Carolina
$27.4M
4
Janus Henderson Group
4
Janus Henderson Group
United Kingdom
$77.4M
5
Two Sigma Investments
5
Two Sigma Investments
New York
$17.7M

Top Sellers

1
APM
1
Avidity Partners Management
Texas
$51.8M
2
SCM
2
Suvretta Capital Management
New York
$0
3
WP
3
Woodline Partners
California
$0
4
MRCP
4
Maple Rock Capital Partners
Ontario, Canada
$14.2M
5
PHS
5
PFM Health Sciences
California
$37.5M
Name Holding Trade Value Shares
Change 		Shares
Change %
KWILP
201
Kiwi Wealth Investments Limited Partnership
New Zealand
– -$429K -7,121 Closed
Los Angeles Capital Management
202
Los Angeles Capital Management
California
– -$336K -5,576 Closed
AC
203
AXQ Capital
New Jersey
– -$309K -5,125 Closed
Franklin Resources
204
Franklin Resources
California
– -$253K -4,200 Closed
American Century Companies
205
American Century Companies
Missouri
– -$251K -4,167 Closed
PAMS
206
Pictet Asset Management (Switzerland)
Switzerland
– -$245K -4,067 Closed
LNWWM
207
Laird Norton Wetherby Wealth Management
California
– -$231K -3,840 Closed
SFI
208
Susquehanna Fundamental Investments
Pennsylvania
– -$206K -3,425 Closed
MLICM
209
Metropolitan Life Insurance Company (MetLife)
New York
– -$140K -2,329 Closed
Balyasny Asset Management
210
Balyasny Asset Management
Illinois
– -$67.2K -1,115 Closed
Northwestern Mutual Wealth Management
211
Northwestern Mutual Wealth Management
Wisconsin
– -$12.7K -211 Closed
LJHT
212
Laurie J. Hall Trustee
– -$3K -50 Closed
CMBA
213
C.M. Bidwell & Associates
Hawaii
– -$3.01K -50 Closed
SIC
214
SJS Investment Consulting
Ohio
– -$2.59K -43 Closed
CA
215
Centerpoint Advisors
Massachusetts
– -$2K -36 Closed
AWM
216
Accurate Wealth Management
Florida
– -$1.55K -29 Closed
SIC
217
Salem Investment Counselors
North Carolina
– -$1.21K -20 Closed
MSCM
218
McElhenny Sheffield Capital Management
Texas
– -$783 -13 Closed
MS
219
Madden Securities
Texas
– -$362 -6 Closed
PA
220
Parallel Advisors
California
– -$181 -3 Closed
AF
221
Advisornet Financial
Minnesota
– -$121 -2 Closed
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