PROTHENA CORP PLC

Ticker: PRTA CUSIP: G72800108 Class: Common Stock

Swiss National Bank's Holding History (CIK: 0001582202)

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

Q2 2025
Shares 56,500 Value ($000) $343 Avg Close $7.50 Range $4.32 - $12.45
Q1 2025
Shares 68,700 Value ($000) $850 Avg Close $14.14 Range $11.78 - $16.66
Q4 2024
Shares 68,700 Value ($000) $951 Avg Close $15.77 Range $11.70 - $18.88
Q3 2024
Shares 68,700 Value ($000) $1,149 Avg Close $21.50 Range $15.52 - $25.42
Q2 2024
Shares 68,700 Value ($000) $1,418 Avg Close $21.64 Range $18.69 - $26.36
Q1 2024
Shares 79,200 Value ($000) $1,962 Avg Close $29.75 Range $24.25 - $41.55
Q4 2023
Shares 79,200 Value ($000) $2,878 Avg Close $38.49 Range $28.51 - $55.89
Q3 2023
Shares 87,000 Value ($000) $4,198 Avg Close $59.41 Range $45.22 - $73.14
Q2 2023
Shares 85,900 Value ($000) $5,865 Avg Close $64.50 Range $47.45 - $79.65
Q1 2023
Shares 73,100 Value ($000) $3,543 Avg Close $52.83 Range $45.06 - $60.82
Q4 2022
Shares 79,300 Value ($000) $4,778 Avg Close $58.56 Range $50.89 - $66.47
Q3 2022
Shares 77,200 Value ($000) $4,681 Avg Close $31.61 Range $25.02 - $64.00
Q2 2022
Shares 77,200 Value ($000) $2,096 Avg Close $29.25 Range $21.06 - $40.31
Q1 2022
Shares 77,200 Value ($000) $2,823 Avg Close $36.05 Range $29.53 - $49.77
Q4 2021
Shares 69,400 Value ($000) $3,428 Avg Close $55.45 Range $40.50 - $74.32
Q3 2021
Shares 68,300 Value ($000) $4,865 Avg Close $62.11 Range $45.09 - $79.75
Q2 2021
Shares 61,600 Value ($000) $3,167 Avg Close $31.20 Range $21.30 - $59.74
Q1 2021
Shares 59,300 Value ($000) $1,490 Avg Close $18.81 Range $10.72 - $28.66
Q4 2020
Shares 57,900 Value ($000) $695 Avg Close $11.83 Range $9.86 - $14.14
Q3 2020
Shares 57,900 Value ($000) $578 Avg Close $12.03 Range $9.67 - $13.78
Q2 2020
Shares 57,900 Value ($000) $606 Avg Close $11.11 Range $9.25 - $12.98
Q1 2020
Shares 77,400 Value ($000) $828 Avg Close $12.11 Range $7.10 - $16.05
Q4 2019
Shares 76,400 Value ($000) $1,209 Avg Close $10.72 Range $7.40 - $17.63
Q3 2019
Shares 74,200 Value ($000) $582 Avg Close $8.88 Range $6.71 - $10.70
Q2 2019
Shares 74,200 Value ($000) $784 Avg Close $10.27 Range $8.67 - $12.54
Q1 2019
Shares 72,600 Value ($000) $881 Avg Close $12.49 Range $9.97 - $14.77
Q4 2018
Shares 70,400 Value ($000) $725 Avg Close $11.89 Range $8.63 - $13.83
Q3 2018
Shares 66,400 Value ($000) $869 Avg Close $14.44 Range $12.23 - $15.91
Q2 2018
Shares 66,400 Value ($000) $968 Avg Close $19.75 Range $10.43 - $44.75
Q1 2018
Shares 66,400 Value ($000) $2,438 Avg Close $36.37 Range $27.19 - $46.14
Q4 2017
Shares 66,400 Value ($000) $2,489 Avg Close $50.91 Range $34.85 - $64.96
Q3 2017
Shares 63,600 Value ($000) $4,119 Avg Close $61.26 Range $52.91 - $70.00
Q2 2017
Shares 62,300 Value ($000) $3,372 Avg Close $53.29 Range $48.23 - $59.10
Q1 2017
Shares 62,300 Value ($000) $3,476 Avg Close $52.54 Range $45.13 - $63.14
Q4 2016
Shares 47,500 Value ($000) $2,337 Avg Close $55.18 Range $40.58 - $68.18
Q3 2016
Shares 47,500 Value ($000) $2,849 Avg Close $53.65 Range $35.04 - $64.50
Q2 2016
Shares 49,900 Value ($000) $1,745 Avg Close $43.55 Range $33.53 - $51.45
Q1 2016
Shares 49,000 Value ($000) $1,950 Avg Close $39.14 Range $28.20 - $67.32
Q4 2015
Shares 43,000 Value ($000) $2,929 Avg Close $60.32 Range $40.47 - $76.42
Q3 2015
Shares 43,000 Value ($000) $1,950 Avg Close $58.24 Range $42.20 - $70.52
Q2 2015
Shares 37,300 Value ($000) $1,965 Avg Close $39.47 Range $30.14 - $55.97
Q1 2015
Shares 33,500 Value ($000) $1,278 Avg Close $25.65 Range $18.76 - $45.00
Q4 2014
Shares 33,500 Value ($000) $695 Avg Close $20.87 Range $17.00 - $24.67