Prothena Corp
PRTA
118 hedge funds and large institutions have $832M invested in Prothena Corp in 2014 Q1 according to their latest regulatory filings, with 29 funds opening new positions, 42 increasing their positions, 23 reducing their positions, and 17 closing their positions.
94% more capital invested
Capital invested by funds: $429M → $832M (+$402M)
83% more repeat investments, than reductions
Existing positions increased: 42 | Existing positions reduced: 23
71% more first-time investments, than exits
New positions opened: 29 | Existing positions closed: 17
10% more funds holding
Funds holding: 107 → 118 (+11)
0% more funds holding in top 10
Funds holding in top 10: 2 → 2 (0)
6% less call options, than puts
Call options by funds: $8.75M | Put options by funds: $9.26M
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Fidelity Investments
Boston,
Massachusetts
|
+$36.4M |
| 2 |
Capital World Investors
Los Angeles,
California
|
+$26.6M |
| 3 |
T. Rowe Price Associates
Baltimore,
Maryland
|
+$25.7M |
| 4 |
O
OrbiMed
New York
|
+$22.1M |
| 5 |
Millennium Management
New York
|
+$17.8M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
DM
Deerfield Management
New York
|
-$14M |
| 2 |
Westfield Capital Management
Boston,
Massachusetts
|
-$13.8M |
| 3 |
Adage Capital Partners
Boston,
Massachusetts
|
-$4.84M |
| 4 |
BBA
Baker Bros. Advisors
New York
|
-$3.44M |
| 5 |
RCM
RA Capital Management
Boston,
Massachusetts
|
-$2.78M |
PRTA Hedge Fund Activity: Q1 2014 in Review
118 of the 3,462 institutional investors tracked by Wall St. Rank reported a position in Prothena Corp (PRTA) for Q1 2014, worth a combined $832M — up 94% from $429M a quarter earlier.
Buyers outnumbered sellers: 29 funds opened new PRTA positions and 17 closed out — a net gain of 12 holders — while 42 added to existing stakes and 23 trimmed.
The largest buyer was Fidelity Investments, adding an estimated $36.4M. The largest seller was Deerfield Management, exiting entirely with an estimated $14M sold.
- 118 institutional investors held Prothena Corp (PRTA) as of Q1 2014, up from 107 in Q4 2013.
- Funds reported $832M of Prothena Corp stock for Q1 2014, up 94% quarter-over-quarter.
- 29 funds opened new Prothena Corp positions in Q1 2014 and 17 closed out, a net change of +12 holders.
- The largest Prothena Corp buyer in Q1 2014 was Fidelity Investments, an estimated $36.4M added.
- The largest Prothena Corp seller in Q1 2014 was Deerfield Management, an estimated $14M sold.
Based on aggregated 13F filings for Q1 2014.