Prothena Corp
PRTA
127 hedge funds and large institutions have $542M invested in Prothena Corp in 2014 Q4 according to their latest regulatory filings, with 24 funds opening new positions, 38 increasing their positions, 32 reducing their positions, and 22 closing their positions.
19% more repeat investments, than reductions
Existing positions increased: 38 | Existing positions reduced: 32
7% more capital invested
Capital invested by funds: $508M → $542M (+$34.7M)
9% more first-time investments, than exits
New positions opened: 24 | Existing positions closed: 22
0% more funds holding
Funds holding: 127 → 127 (0)
28% less call options, than puts
Call options by funds: $3.1M | Put options by funds: $4.28M
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
T. Rowe Price Associates
Baltimore,
Maryland
|
+$10.2M |
| 2 |
Millennium Management
New York
|
+$4.22M |
| 3 |
NI
Numeric Investors
Boston,
Massachusetts
|
+$3.44M |
| 4 |
State Street
Boston,
Massachusetts
|
+$2.8M |
| 5 |
BIT
BlackRock Institutional Trust
San Francisco,
California
|
+$2.73M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Adage Capital Partners
Boston,
Massachusetts
|
-$6.65M |
| 2 |
TCIM
TIAA CREF Investment Management
New York
|
-$6.57M |
| 3 |
Arrowstreet Capital
Boston,
Massachusetts
|
-$3.73M |
| 4 |
OM
Opaleye Management
Boston,
Massachusetts
|
-$3.48M |
| 5 |
PC
PointState Capital
New York
|
-$3.13M |
PRTA Hedge Fund Activity: Q4 2014 in Review
127 of the 3,749 institutional investors tracked by Wall St. Rank reported a position in Prothena Corp (PRTA) for Q4 2014, worth a combined $542M — up 6.8% from $508M a quarter earlier.
Buyers outnumbered sellers: 24 funds opened new PRTA positions and 22 closed out — a net gain of 2 holders — while 38 added to existing stakes and 32 trimmed.
The largest buyer was T. Rowe Price Associates, adding an estimated $10.2M. The largest seller was Adage Capital Partners, exiting entirely with an estimated $6.65M sold.
- 127 institutional investors held Prothena Corp (PRTA) as of Q4 2014, unchanged from Q3 2014.
- Funds reported $542M of Prothena Corp stock for Q4 2014, up 6.8% quarter-over-quarter.
- 24 funds opened new Prothena Corp positions in Q4 2014 and 22 closed out, a net change of +2 holders.
- The largest Prothena Corp buyer in Q4 2014 was T. Rowe Price Associates, an estimated $10.2M added.
- The largest Prothena Corp seller in Q4 2014 was Adage Capital Partners, an estimated $6.65M sold.
Based on aggregated 13F filings for Q4 2014.