PROTHENA CORP PLC

Ticker: PRTA CUSIP: G72800108 Class: Common Stock

NATIXIS ADVISORS, L.P.'s Holding History (CIK: 0001018331)

Note: Option positions (PUT/CALL) are excluded.

Q1 2021

Shares 12,972 Value ($000) $325 Avg Close $18.81 Range $10.72 - $28.66

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2021	12,972	$325	$18.81	$10.72 - $28.66