Latest imported 13F data
PRTA

PROTHENA CORP PLC

Institutional Ownership · Q4 2025

Filing: Q4 2025

PROTHENA CORP PLC (PRTA) is held by 173 institutional investors with combined holdings of $435M. Major holders include FMR LLC, BlackRock, Inc., Rubric Capital Management.

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Institutional Holders
173
Total Value
$435.2M
Ownership %
87.0%

🏦 Top Institutional Holders

FMR LLC
7.6M shares
$72.1M
14.42% ownership
BlackRock, Inc.
4.1M shares
$39.2M
7.85% ownership
Rubric Capital Management LP
3.7M shares
$35.1M
7.02% ownership
STATE STREET CORP
2.3M shares
$21.7M
4.33% ownership
VANGUARD GROUP INC
2.1M shares
$20.4M
4.09% ownership

📊 Financials

Income statement, balance sheet, and cash flow from SEC filings.

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