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Old Well Partners, LLC

SEC CIK
0001802131
Latest filing
Nov 13, 2025

PRTA holding history

Prothena Corp Public Ltd Co in every 13F filed by Old Well Partners, 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 Q3 2025 holdings

Shares (Q4 2022)
0
Sold out in Q4 2022
Value
$0
% of portfolio
0.0%
Quarters held
4
Since Q1 2021
Holdings of PRTA by Old Well Partners, LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q4 20220$00.0%−3,924−100.0%Sold outHolders
Q3 20223,924$238.0K0.2%+3,924NewHolders
Q4 20210$00.0%−4,824−100.0%Sold outHolders
Q3 20214,824$344.0K0.2%−3,100−39.1%ReducedHolders
Q2 20217,924$407.0K0.2%−2,267−22.2%ReducedHolders
Q1 202110,191$256.0K0.1%––Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.