Prothena Corp
PRTA
196 hedge funds and large institutions have $3.54B invested in Prothena Corp in 2023 Q2 according to their latest regulatory filings, with 31 funds opening new positions, 72 increasing their positions, 58 reducing their positions, and 26 closing their positions.
41% more capital invested
Capital invested by funds: $2.51B → $3.54B (+$1.03B)
24% more repeat investments, than reductions
Existing positions increased: 72 | Existing positions reduced: 58
19% more first-time investments, than exits
New positions opened: 31 | Existing positions closed: 26
3% more funds holding
Funds holding: 191 → 196 (+5)
0.05% more ownership
Funds ownership: 98.44% → 98.49% (+0.05%)
14% less funds holding in top 10
Funds holding in top 10: 7 → 6 (-1)
36% less call options, than puts
Call options by funds: $19.7M | Put options by funds: $30.9M
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Fidelity Investments
Boston,
Massachusetts
|
+$74.2M |
| 2 |
T. Rowe Price Associates
Baltimore,
Maryland
|
+$22.7M |
| 3 |
Bank of New York Mellon
New York
|
+$22.6M |
| 4 |
Man Group
London,
United Kingdom
|
+$11M |
| 5 |
Amundi
Paris,
France
|
+$6.84M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
APM
Avidity Partners Management
Dallas,
Texas
|
-$34.4M |
| 2 |
Bank of America
Charlotte,
North Carolina
|
-$26.2M |
| 3 |
PM
Prosight Management
Dallas,
Texas
|
-$21.1M |
| 4 |
State Street
Boston,
Massachusetts
|
-$14.8M |
| 5 |
Two Sigma Investments
New York
|
-$13.1M |
PRTA Hedge Fund Activity: Q2 2023 in Review
196 of the 6,369 institutional investors tracked by Wall St. Rank reported a position in Prothena Corp (PRTA) for Q2 2023, worth a combined $3.54B — up 41% from $2.51B a quarter earlier.
Buyers outnumbered sellers: 31 funds opened new PRTA positions and 26 closed out — a net gain of 5 holders — while 72 added to existing stakes and 58 trimmed.
The largest buyer was Fidelity Investments, adding an estimated $74.2M. The largest seller was Avidity Partners Management, cutting an estimated $34.4M.
- 196 institutional investors held Prothena Corp (PRTA) as of Q2 2023, up from 191 in Q1 2023.
- Funds reported $3.54B of Prothena Corp stock for Q2 2023, up 41% quarter-over-quarter.
- 31 funds opened new Prothena Corp positions in Q2 2023 and 26 closed out, a net change of +5 holders.
- The largest Prothena Corp buyer in Q2 2023 was Fidelity Investments, an estimated $74.2M added.
- The largest Prothena Corp seller in Q2 2023 was Avidity Partners Management, an estimated $34.4M sold.
Based on aggregated 13F filings for Q2 2023.