Prothena Corp
PRTA
139 hedge funds and large institutions have $480M invested in Prothena Corp in 2019 Q1 according to their latest regulatory filings, with 29 funds opening new positions, 39 increasing their positions, 30 reducing their positions, and 10 closing their positions.
190% more first-time investments, than exits
New positions opened: 29 | Existing positions closed: 10
30% more repeat investments, than reductions
Existing positions increased: 39 | Existing positions reduced: 30
16% more capital invested
Capital invested by funds: $414M → $480M (+$66M)
16% more funds holding
Funds holding: 120 → 139 (+19)
0% more funds holding in top 10
Funds holding in top 10: 2 → 2 (0)
1.56% less ownership
Funds ownership: 100.83% → 99.27% (-1.6%)
86% less call options, than puts
Call options by funds: $487K | Put options by funds: $3.38M
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
O
OrbiMed
New York
|
+$30.4M |
| 2 |
Morgan Stanley
New York
|
+$7.26M |
| 3 |
D.E. Shaw & Co
New York
|
+$5.75M |
| 4 |
Dimensional Fund Advisors
Austin,
Texas
|
+$5.13M |
| 5 |
TCM
Tang Capital Management
San Diego,
California
|
+$3.45M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
SCM
Scopia Capital Management
New York
|
-$50.2M |
| 2 |
Wellington Management Group
Boston,
Massachusetts
|
-$11.8M |
| 3 |
Fidelity Investments
Boston,
Massachusetts
|
-$9.03M |
| 4 |
Bank of America
Charlotte,
North Carolina
|
-$3.75M |
| 5 |
HT
HAP Trading
New York
|
-$2.45M |
PRTA Hedge Fund Activity: Q1 2019 in Review
139 of the 4,620 institutional investors tracked by Wall St. Rank reported a position in Prothena Corp (PRTA) for Q1 2019, worth a combined $480M — up 16% from $414M a quarter earlier.
Buyers outnumbered sellers: 29 funds opened new PRTA positions and 10 closed out — a net gain of 19 holders — while 39 added to existing stakes and 30 trimmed.
The largest buyer was OrbiMed, opening a new position worth an estimated $30.4M. The largest seller was Scopia Capital Management, cutting an estimated $50.2M.
- 139 institutional investors held Prothena Corp (PRTA) as of Q1 2019, up from 120 in Q4 2018.
- Funds reported $480M of Prothena Corp stock for Q1 2019, up 16% quarter-over-quarter.
- 29 funds opened new Prothena Corp positions in Q1 2019 and 10 closed out, a net change of +19 holders.
- The largest Prothena Corp buyer in Q1 2019 was OrbiMed, an estimated $30.4M added.
- The largest Prothena Corp seller in Q1 2019 was Scopia Capital Management, an estimated $50.2M sold.
Based on aggregated 13F filings for Q1 2019.