Prothena Corp
PRTA
160 hedge funds and large institutions have $1.05B invested in Prothena Corp in 2024 Q2 according to their latest regulatory filings, with 27 funds opening new positions, 58 increasing their positions, 42 reducing their positions, and 34 closing their positions.
38% more repeat investments, than reductions
Existing positions increased: 58 | Existing positions reduced: 42
0% more funds holding in top 10
Funds holding in top 10: 3 → 3 (0)
5.06% less ownership
Funds ownership: 99.57% → 94.51% (-5.1%)
5% less funds holding
Funds holding: 169 → 160 (-9)
12% less call options, than puts
Call options by funds: $2.03M | Put options by funds: $2.31M
21% less first-time investments, than exits
New positions opened: 27 | Existing positions closed: 34
21% less capital invested
Capital invested by funds: $1.33B → $1.05B (-$277M)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
AC
Armistice Capital
New York
|
+$10M |
| 2 |
Morgan Stanley
New York
|
+$3.42M |
| 3 |
BlackRock
New York
|
+$2.99M |
| 4 |
Citadel Advisors
Miami,
Florida
|
+$2.56M |
| 5 |
PM
Prosight Management
Dallas,
Texas
|
+$2.52M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
State Street
Boston,
Massachusetts
|
-$33.4M |
| 2 |
FLAM
First Light Asset Management
Edina,
Minnesota
|
-$11M |
| 3 |
UBS AM
Chicago,
Illinois
|
-$7.19M |
| 4 |
Millennium Management
New York
|
-$6.3M |
| 5 |
Janus Henderson Group
London,
United Kingdom
|
-$6.12M |
PRTA Hedge Fund Activity: Q2 2024 in Review
160 of the 6,924 institutional investors tracked by Wall St. Rank reported a position in Prothena Corp (PRTA) for Q2 2024, worth a combined $1.05B — down 21% from $1.33B a quarter earlier.
Sellers outnumbered buyers: 34 funds closed out of PRTA and 27 opened new positions — a net loss of 7 holders — while 42 trimmed existing stakes and 58 added.
The largest buyer was Armistice Capital, adding an estimated $10M. The largest seller was State Street, cutting an estimated $33.4M.
- 160 institutional investors held Prothena Corp (PRTA) as of Q2 2024, down from 169 in Q1 2024.
- Funds reported $1.05B of Prothena Corp stock for Q2 2024, down 21% quarter-over-quarter.
- 27 funds opened new Prothena Corp positions in Q2 2024 and 34 closed out, a net change of -7 holders.
- The largest Prothena Corp buyer in Q2 2024 was Armistice Capital, an estimated $10M added.
- The largest Prothena Corp seller in Q2 2024 was State Street, an estimated $33.4M sold.
Based on aggregated 13F filings for Q2 2024.