PROTHENA CORP PLC

Ticker: PRTA CUSIP: G72800108 Class: Common Stock

Parallel Advisors, LLC's Holding History (CIK: 0001690010)

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

Q4 2025
Shares 179 Value ($000) $2 Avg Close $10.18 Range $9.07 - $11.69
Q3 2025
Shares 179 Value ($000) $2 Avg Close $7.69 Range $5.96 - $9.85
Q2 2025
Shares 593 Value ($000) $4 Avg Close $7.50 Range $4.32 - $12.45
Q1 2025
Shares 70 Value ($000) $1 Avg Close $14.14 Range $11.78 - $16.66
Q4 2024
Shares 70 Value ($000) $1 Avg Close $15.77 Range $11.70 - $18.88
Q2 2024
Shares 29 Value ($000) $1 Avg Close $21.64 Range $18.69 - $26.36
Q1 2024
Shares 12 Value ($000) $0 Avg Close $29.75 Range $24.25 - $41.55
Q4 2022
Shares 3 Value ($000) $0 Avg Close $58.56 Range $50.89 - $66.47
Q3 2022
Shares 995 Value ($000) $60 Avg Close $31.61 Range $25.02 - $64.00
Q2 2022
Shares 995 Value ($000) $27 Avg Close $29.25 Range $21.06 - $40.31
Q1 2022
Shares 998 Value ($000) $36 Avg Close $36.05 Range $29.53 - $49.77
Q4 2021
Shares 995 Value ($000) $49 Avg Close $55.45 Range $40.50 - $74.32
Q3 2021
Shares 995 Value ($000) $71 Avg Close $62.11 Range $45.09 - $79.75
Q2 2021
Shares 1,595 Value ($000) $82 Avg Close $31.20 Range $21.30 - $59.74
Q1 2021
Shares 995 Value ($000) $25 Avg Close $18.81 Range $10.72 - $28.66
Q4 2020
Shares 995 Value ($000) $12 Avg Close $11.83 Range $9.86 - $14.14
Q3 2020
Shares 1,108 Value ($000) $11 Avg Close $12.03 Range $9.67 - $13.78
Q2 2020
Shares 1,108 Value ($000) $11 Avg Close $11.11 Range $9.25 - $12.98
Q1 2020
Shares 113 Value ($000) $1 Avg Close $12.11 Range $7.10 - $16.05
Q4 2019
Shares 113 Value ($000) $2 Avg Close $10.72 Range $7.40 - $17.63
Q3 2019
Shares 113 Value ($000) $1 Avg Close $8.88 Range $6.71 - $10.70
Q1 2018
Shares 375 Value ($000) $14 Avg Close $36.37 Range $27.19 - $46.14
Q4 2017
Shares 375 Value ($000) $14 Avg Close $50.91 Range $34.85 - $64.96
Q3 2017
Shares 375 Value ($000) $21 Avg Close $61.26 Range $52.91 - $70.00
Q2 2017
Shares 375 Value ($000) $23 Avg Close $53.29 Range $48.23 - $59.10
Q1 2017
Shares 375 Value ($000) $20 Avg Close $52.54 Range $45.13 - $63.14
Q4 2016
Shares 375 Value ($000) $18 Avg Close $55.18 Range $40.58 - $68.18