PROTHENA CORP PLC

Ticker: PRTA CUSIP: G72800108 Class: Common Stock

ALGERT GLOBAL LLC's Holding History (CIK: 0001275218)

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

Q3 2025
Shares 445,811 Value ($000) $4 Avg Close $7.69 Range $5.96 - $9.85
Q2 2025
Shares 48,150 Value ($000) $0 Avg Close $7.50 Range $4.32 - $12.45
Q3 2024
Shares 72,961 Value ($000) $1 Avg Close $21.50 Range $15.52 - $25.42
Q2 2024
Shares 77,191 Value ($000) $2 Avg Close $21.64 Range $18.69 - $26.36
Q1 2024
Shares 48,350 Value ($000) $1 Avg Close $29.75 Range $24.25 - $41.55
Q4 2023
Shares 49,258 Value ($000) $2 Avg Close $38.49 Range $28.51 - $55.89
Q3 2023
Shares 28,000 Value ($000) $1 Avg Close $59.41 Range $45.22 - $73.14
Q4 2022
Shares 19,203 Value ($000) $1 Avg Close $58.56 Range $50.89 - $66.47
Q3 2022
Shares 8,670 Value ($000) $526 Avg Close $31.61 Range $25.02 - $64.00
Q1 2022
Shares 16,875 Value ($000) $617 Avg Close $36.05 Range $29.53 - $49.77