PROTHENA CORP PLC

Ticker: PRTA CUSIP: G72800108 Class: Common Stock

FIRST MANHATTAN CO. LLC.'s Holding History (CIK: 0000728083)

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

Q1 2024
Shares 3 Value ($000) $0 Avg Close $29.75 Range $24.25 - $41.55
Q2 2023
Shares 374 Value ($000) $26 Avg Close $64.50 Range $47.45 - $79.65
Q1 2023
Shares 374 Value ($000) $18 Avg Close $52.83 Range $45.06 - $60.82
Q4 2022
Shares 377 Value ($000) $23 Avg Close $58.56 Range $50.89 - $66.47
Q4 2019
Shares 99 Value ($000) $1 Avg Close $10.72 Range $7.40 - $17.63
Q3 2019
Shares 99 Value ($000) $0 Avg Close $8.88 Range $6.71 - $10.70
Q2 2019
Shares 99 Value ($000) $1 Avg Close $10.27 Range $8.67 - $12.54
Q1 2019
Shares 99 Value ($000) $1 Avg Close $12.49 Range $9.97 - $14.77
Q4 2018
Shares 99 Value ($000) $1 Avg Close $11.89 Range $8.63 - $13.83
Q3 2018
Shares 200 Value ($000) $2 Avg Close $14.44 Range $12.23 - $15.91
Q4 2017
Shares 107,200 Value ($000) $4,018 Avg Close $50.91 Range $34.85 - $64.96
Q3 2017
Shares 50,000 Value ($000) $3,238 Avg Close $61.26 Range $52.91 - $70.00
Q2 2017
Shares 50,000 Value ($000) $2,706 Avg Close $53.29 Range $48.23 - $59.10
Q1 2017
Shares 50,000 Value ($000) $2,789 Avg Close $52.54 Range $45.13 - $63.14
Q4 2016
Shares 50,000 Value ($000) $2,459 Avg Close $55.18 Range $40.58 - $68.18