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BFM
Boothbay Fund Management’s
Prothena Corp
PRTA
Stock Holding History
Boothbay Fund Management’s Portfolio
PRTA Stock Details
PRTA Fund Activity
Bought
Maintained
Sold
Shares
Call Options
Put Options
Quarter
Market Value
Status
Shares
Change in
Stake
Trade Value
Portfolio Weight
Portfolio Position
2025
Q3
–
Sell
-29,600
Closed
-$180K
–
2143
2025
Q2
$180K
Hold
29,600
–
–
0.01%
1261
2025
Q1
$366K
Buy
+29,600
New
+$419K
0.01%
978
2024
Q1
–
Sell
-158,800
Closed
-$5.77M
–
1904
2023
Q4
$5.77M
Buy
+158,800
New
+$6.11M
0.2%
162
2022
Q4
–
Sell
-5,300
Closed
-$321K
–
2426
2022
Q3
$321K
Buy
+5,300
New
+$168K
0.01%
1491
2019
Q4
–
Sell
-507
Closed
-$397K
–
997
2019
Q3
$397K
Hold
507
–
–
0.05%
513
2019
Q2
$536K
Buy
+507
New
+$5.21K
0.06%
393
2018
Q2
–
Sell
-225
Closed
-$826K
–
919
2018
Q1
$826K
Buy
+225
New
+$8.18K
0.13%
210
Other funds holding PRTA
Fidelity Investments
Boston, Massachusetts
$1.9T AUM
41.92%
1-Year Est. Return
BlackRock
New York
$5.7T AUM
30.48%
1-Year Est. Return
RCMNY
Rubric Capital Management (New York)
New York
$8.16B AUM
68.42%
1-Year Est. Return
State Street
Boston, Massachusetts
$2.9T AUM
29.55%
1-Year Est. Return
Vanguard Group
Malvern, Pennsylvania
$6.9T AUM
27.45%
1-Year Est. Return
D.E. Shaw & Co
New York
$127B AUM
43.98%
1-Year Est. Return
AC
Armistice Capital
New York
$3.03B AUM
36.06%
1-Year Est. Return
ACM
ADAR1 Capital Management
Austin, Texas
$1.66B AUM
340.85%
1-Year Est. Return
Acadian Asset Management
Boston, Massachusetts
$70.5B AUM
36%
1-Year Est. Return
PAI
Palo Alto Investors
Palo Alto, California
$654M AUM
77.8%
1-Year Est. Return
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Fund Insights
Common Fund Bets
See what stocks and ETFs funds are collectively bullish/bearish on
Largest Fund Trades
Explore the largest stock and ETF buys and sells made by funds
High Conviction Trades
Discover high conviction trades that caused a significant change in a fund's stake in a stock
Fund Manager Portfolios
Gain insights from the world’s largest funds and super investors
WSR Indexes
Fund Manager Index
Stock index based on fund manager consensus updated each quarter
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