PROTHENA CORP PLC

Ticker: PRTA CUSIP: G72800108 Class: Common Stock

Investors Research Corp's Holding History (CIK: 0001730630)

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

Q1 2022

Shares 4 Value ($000) $0 Avg Close $36.05 Range $29.53 - $49.77

Q4 2021

Shares 4 Value ($000) $0 Avg Close $55.45 Range $40.50 - $74.32

Q3 2021

Shares 4 Value ($000) $0 Avg Close $62.11 Range $45.09 - $79.75

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2022	4	$0	$36.05	$29.53 - $49.77
Q4 2021	4	$0	$55.45	$40.50 - $74.32
Q3 2021	4	$0	$62.11	$45.09 - $79.75