Penbrook Management LLC
- SEC CIK
- 0001381055
- Latest filing
- Jul 23, 2026
PRTA holding history
Prothena Corp Public Ltd Co in every 13F filed by Penbrook Management LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.
PRTA overviewAll 13F holders of PRTAFull Q2 2026 holdings
- Shares (Q2 2026)
- 271,720
- Value
- $2.66M
- % of portfolio
- 1.7%
- Quarters held
- 2
- Since Q1 2026