PROTHENA CORP PLC

Ticker: PRTA CUSIP: G72800108 Class: Common Stock

MARSHALL WACE, LLP's Holding History (CIK: 0001318757)

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

Q4 2025
Shares 54,778 Value ($000) $523 Avg Close $10.18 Range $9.07 - $11.69
Q2 2023
Shares 10,869 Value ($000) $742 Avg Close $64.50 Range $47.45 - $79.65
Q3 2022
Shares 107,803 Value ($000) $6,535 Avg Close $31.61 Range $25.02 - $64.00
Q2 2022
Shares 178,387 Value ($000) $4,841 Avg Close $29.25 Range $21.06 - $40.31
Q1 2022
Shares 10,526 Value ($000) $385 Avg Close $36.05 Range $29.53 - $49.77
Q4 2021
Shares 214,691 Value ($000) $10,605 Avg Close $55.45 Range $40.50 - $74.32
Q3 2021
Shares 68,892 Value ($000) $4,907 Avg Close $62.11 Range $45.09 - $79.75
Q1 2021
Shares 23,553 Value ($000) $591 Avg Close $18.81 Range $10.72 - $28.66
Q4 2020
Shares 63,073 Value ($000) $758 Avg Close $11.83 Range $9.86 - $14.14
Q2 2019
Shares 173,557 Value ($000) $1,834 Avg Close $10.27 Range $8.67 - $12.54
Q3 2018
Shares 14,633 Value ($000) $191 Avg Close $14.44 Range $12.23 - $15.91
Q1 2016
Shares 117,937 Value ($000) $4,854 Avg Close $39.14 Range $28.20 - $67.32
Q2 2015
Shares 222,360 Value ($000) $11,712 Avg Close $39.47 Range $30.14 - $55.97
Q1 2015
Shares 18,070 Value ($000) $689 Avg Close $25.65 Range $18.76 - $45.00
Q3 2014
Shares 43,486 Value ($000) $964 Avg Close $21.20 Range $16.71 - $24.31
Q2 2014
Shares 52,245 Value ($000) $1,178 Avg Close $25.01 Range $18.52 - $41.33