PROTHENA CORP PLC

Ticker: PRTA CUSIP: G72800108 Class: Common Stock

PRELUDE CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0001387508)

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

Q4 2023

Shares 8,600 Value ($000) $313 Avg Close $38.49 Range $28.51 - $55.89

Q2 2019

Shares 1,355 Value ($000) $14 Avg Close $10.27 Range $8.67 - $12.54

Q4 2017

Shares 98 Value ($000) $4 Avg Close $50.91 Range $34.85 - $64.96

Q3 2017

Shares 186 Value ($000) $12 Avg Close $61.26 Range $52.91 - $70.00

Q2 2017

Shares 234 Value ($000) $13 Avg Close $53.29 Range $48.23 - $59.10

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2023	8,600	$313	$38.49	$28.51 - $55.89
Q2 2019	1,355	$14	$10.27	$8.67 - $12.54
Q4 2017	98	$4	$50.91	$34.85 - $64.96
Q3 2017	186	$12	$61.26	$52.91 - $70.00
Q2 2017	234	$13	$53.29	$48.23 - $59.10