Prothena Corp. PLC – Investors and Politicians Who Own It
PRTA
Investors who own it
2 tracked investors, $64.2M in shares, each from their latest 13F.
| Investor | Value | Share of portfolio |
|---|---|---|
David RosenRubric Capital Management, Q2 2026 | $49M | 0.45% |
Daniel SchneebergerADAR1 Capital Management, Q2 2026 | $15.2M | 0.70% |
Politicians who own it
Estimated from annual disclosures and trades; values are rough estimates.
No member of Congress is estimated to hold this stock.
Investors buying and selling
| Investor | Action | Shares now |
|---|---|---|
| David Rosen | New | 1,540,373 |
| Daniel Schneeberger | Reduced −56% | 1,469,098 |
Politicians trading it
Latest Congress trades disclosed under the STOCK Act; amounts are ranges.
No disclosed Congress trades in this stock.