Prothena Corp
PRTA
166 hedge funds and large institutions have $1.21B invested in Prothena Corp in 2022 Q2 according to their latest regulatory filings, with 16 funds opening new positions, 44 increasing their positions, 54 reducing their positions, and 21 closing their positions.
858% more call options, than puts
Call options by funds: $15.5M | Put options by funds: $1.62M
0.77% more ownership
Funds ownership: 94.4% → 95.16% (+0.77%)
0% more funds holding in top 10
Funds holding in top 10: 5 → 5 (0)
5% less funds holding
Funds holding: 174 → 166 (-8)
19% less repeat investments, than reductions
Existing positions increased: 44 | Existing positions reduced: 54
24% less first-time investments, than exits
New positions opened: 16 | Existing positions closed: 21
26% less capital invested
Capital invested by funds: $1.64B → $1.21B (-$427M)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
FC
Finepoint Capital
Boston,
Massachusetts
|
+$13.4M |
| 2 |
PHS
PFM Health Sciences
San Francisco,
California
|
+$10.1M |
| 3 |
Renaissance Technologies
New York
|
+$8.54M |
| 4 |
Fidelity Investments
Boston,
Massachusetts
|
+$7.31M |
| 5 |
Janus Henderson Group
London,
United Kingdom
|
+$5.19M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
BlackRock
New York
|
-$11.4M |
| 2 |
PBA
Paradigm Biocapital Advisors
New York
|
-$9.8M |
| 3 |
T. Rowe Price Associates
Baltimore,
Maryland
|
-$4.33M |
| 4 |
State Street
Boston,
Massachusetts
|
-$3.55M |
| 5 |
Federated Hermes
Pittsburgh,
Pennsylvania
|
-$2.83M |
PRTA Hedge Fund Activity: Q2 2022 in Review
166 of the 5,936 institutional investors tracked by Wall St. Rank reported a position in Prothena Corp (PRTA) for Q2 2022, worth a combined $1.21B — down 26% from $1.64B a quarter earlier.
Sellers outnumbered buyers: 21 funds closed out of PRTA and 16 opened new positions — a net loss of 5 holders — while 54 trimmed existing stakes and 44 added.
The largest buyer was Finepoint Capital, opening a new position worth an estimated $13.4M. The largest seller was BlackRock, cutting an estimated $11.4M.
- 166 institutional investors held Prothena Corp (PRTA) as of Q2 2022, down from 174 in Q1 2022.
- Funds reported $1.21B of Prothena Corp stock for Q2 2022, down 26% quarter-over-quarter.
- 16 funds opened new Prothena Corp positions in Q2 2022 and 21 closed out, a net change of -5 holders.
- The largest Prothena Corp buyer in Q2 2022 was Finepoint Capital, an estimated $13.4M added.
- The largest Prothena Corp seller in Q2 2022 was BlackRock, an estimated $11.4M sold.
Based on aggregated 13F filings for Q2 2022.