PROTHENA CORP PLC

Ticker: PRTA CUSIP: G72800108 Class: Common Stock

Key Financial Inc's Holding History (CIK: 0001801720)

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

Q4 2025
Shares 12 Value ($000) $0 Avg Close $10.18 Range $9.07 - $11.69
Q3 2025
Shares 12 Value ($000) $0 Avg Close $7.69 Range $5.96 - $9.85
Q2 2025
Shares 12 Value ($000) $0 Avg Close $7.50 Range $4.32 - $12.45
Q1 2025
Shares 12 Value ($000) $0 Avg Close $14.14 Range $11.78 - $16.66
Q4 2024
Shares 12 Value ($000) $0 Avg Close $15.77 Range $11.70 - $18.88
Q3 2024
Shares 12 Value ($000) $0 Avg Close $21.50 Range $15.52 - $25.42
Q2 2024
Shares 12 Value ($000) $0 Avg Close $21.64 Range $18.69 - $26.36
Q4 2020
Shares 24 Value ($000) $0 Avg Close $11.83 Range $9.86 - $14.14
Q1 2020
Shares 24 Value ($000) $0 Avg Close $12.11 Range $7.10 - $16.05