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

Top Sellers

1
APM
Avidity Partners Management
Texas
$51.8M
2
SCM
Suvretta Capital Management
New York
$0
3
WP
Woodline Partners
California
$0
4
MRCP
Maple Rock Capital Partners
Ontario, Canada
$14.2M
5
PHS
PFM Health Sciences
California
$37.5M
Name Holding Trade Value Shares
Change 		Shares
Change %
AF
176
Allworth Financial
California
$1.12K -$2.18K -45 -66%
QCG
177
Quadrant Capital Group
Ohio
$921 – – –
FFA
178
Farther Finance Advisors
California
$872 – – –
LC
179
Lindbrook Capital
California
$776 -$1.26K -26 -62%
SC
180
Schubert & Co
Texas
$679 +$49 +1 +8%
BBPWM
181
Blue Bell Private Wealth Management
Pennsylvania
$582 – – –
LWA
182
Lowe Wealth Advisors
Maryland
$485 – – –
PMFA
183
Plante Moran Financial Advisors
Michigan
$436 +$436 +9 New
ASN
184
Advisory Services Network
Georgia
$388 +$388 +8 New
JWA
185
JFS Wealth Advisors
Pennsylvania
$291 -$49 -1 -14%
HI
186
Harbour Investments
Wisconsin
$242 – – –
HNB
187
Huntington National Bank
Ohio
$194 -$3.35K -69 -95%
WTC
188
WhitTier Trust Company
Nevada
$145 – – –
TF
189
TimeScale Financial
Massachusetts
$97 – – –
DI
190
Disciplined Investments
Oklahoma
$97 – – –
SCM
191
Suvretta Capital Management
New York
– -$12.4M -206,448 Closed
WP
192
Woodline Partners
California
– -$7.45M -123,623 Closed
PBA
193
Paradigm Biocapital Advisors
New York
– -$4.52M -75,000 Closed
SCM
194
Silverarc Capital Management
Massachusetts
– -$4.32M -71,706 Closed
PVI
195
Pura Vida Investments
New York
– -$3.86M -64,000 Closed
Capital Fund Management (CFM)
196
Capital Fund Management (CFM)
France
– -$1.79M -29,772 Closed
SSA
197
Schonfeld Strategic Advisors
New York
– -$1.69M -28,128 Closed
AG
198
Algert Global
California
– -$1.16M -19,203 Closed
ACP
199
Acuta Capital Partners
California
– -$560K -9,300 Closed
CCIA
200
Campbell & Co Investment Adviser
Maryland
– -$514K -8,527 Closed
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