Prothena Corp
PRTA
146 hedge funds and large institutions have $2.32B invested in Prothena Corp in 2017 Q1 according to their latest regulatory filings, with 21 funds opening new positions, 45 increasing their positions, 44 reducing their positions, and 13 closing their positions.
100% more funds holding in top 10
Funds holding in top 10: 1 → 2 (+1)
62% more first-time investments, than exits
New positions opened: 21 | Existing positions closed: 13
24% more capital invested
Capital invested by funds: $1.86B → $2.32B (+$456M)
8.53% more ownership
Funds ownership: 109.84% → 118.37% (+8.5%)
2% more repeat investments, than reductions
Existing positions increased: 45 | Existing positions reduced: 44
1% more funds holding
Funds holding: 145 → 146 (+1)
18% less call options, than puts
Call options by funds: $11.7M | Put options by funds: $14.2M
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
BlackRock
New York
|
+$143M |
| 2 |
T. Rowe Price Associates
Baltimore,
Maryland
|
+$61.3M |
| 3 |
WIM
Woodford Investment Management
London,
United Kingdom
|
+$41.8M |
| 4 |
Fidelity Investments
Boston,
Massachusetts
|
+$25.5M |
| 5 |
Citadel Advisors
Miami,
Florida
|
+$13.9M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Westfield Capital Management
Boston,
Massachusetts
|
-$4.68M |
| 2 |
CCI
Columbus Circle Investors
|
-$4.38M |
| 3 |
Citigroup
New York
|
-$3.47M |
| 4 |
ORI
Oak Ridge Investments
Chicago,
Illinois
|
-$3.21M |
| 5 |
Morgan Stanley
New York
|
-$2.97M |
PRTA Hedge Fund Activity: Q1 2017 in Review
146 of the 4,017 institutional investors tracked by Wall St. Rank reported a position in Prothena Corp (PRTA) for Q1 2017, worth a combined $2.32B — up 24% from $1.86B a quarter earlier.
Buyers outnumbered sellers: 21 funds opened new PRTA positions and 13 closed out — a net gain of 8 holders — while 45 added to existing stakes and 44 trimmed.
The largest buyer was BlackRock, adding an estimated $143M. The largest seller was Westfield Capital Management, cutting an estimated $4.68M.
- 146 institutional investors held Prothena Corp (PRTA) as of Q1 2017, up from 145 in Q4 2016.
- Funds reported $2.32B of Prothena Corp stock for Q1 2017, up 24% quarter-over-quarter.
- 21 funds opened new Prothena Corp positions in Q1 2017 and 13 closed out, a net change of +8 holders.
- The largest Prothena Corp buyer in Q1 2017 was BlackRock, an estimated $143M added.
- The largest Prothena Corp seller in Q1 2017 was Westfield Capital Management, an estimated $4.68M sold.
Based on aggregated 13F filings for Q1 2017.