PROTHENA CORP PLC

Ticker: PRTA CUSIP: G72800108 Class: Common Stock

D. E. Shaw & Co., Inc.'s Holding History (CIK: 0001009207)

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

Q4 2025
Shares 1,681,369 Value ($000) $16,057 Avg Close $10.18 Range $9.07 - $11.69
Q3 2025
Shares 1,315,418 Value ($000) $12,838 Avg Close $7.69 Range $5.96 - $9.85
Q2 2025
Shares 391,495 Value ($000) $2,376 Avg Close $7.50 Range $4.32 - $12.45
Q1 2025
Shares 17,803 Value ($000) $220 Avg Close $14.14 Range $11.78 - $16.66
Q1 2023
Shares 5,705 Value ($000) $277 Avg Close $52.83 Range $45.06 - $60.82
Q4 2022
Shares 26,856 Value ($000) $1,618 Avg Close $58.56 Range $50.89 - $66.47
Q3 2022
Shares 105,230 Value ($000) $6,380 Avg Close $31.61 Range $25.02 - $64.00
Q2 2022
Shares 61,196 Value ($000) $1,661 Avg Close $29.25 Range $21.06 - $40.31
Q1 2022
Shares 87,153 Value ($000) $3,187 Avg Close $36.05 Range $29.53 - $49.77
Q4 2021
Shares 112,065 Value ($000) $5,536 Avg Close $55.45 Range $40.50 - $74.32
Q3 2021
Shares 33,321 Value ($000) $2,373 Avg Close $62.11 Range $45.09 - $79.75
Q2 2021
Shares 20,295 Value ($000) $1,043 Avg Close $31.20 Range $21.30 - $59.74
Q1 2021
Shares 59,298 Value ($000) $1,490 Avg Close $18.81 Range $10.72 - $28.66
Q4 2020
Shares 213,609 Value ($000) $2,565 Avg Close $11.83 Range $9.86 - $14.14
Q3 2020
Shares 294,468 Value ($000) $2,942 Avg Close $12.03 Range $9.67 - $13.78
Q2 2020
Shares 349,377 Value ($000) $3,655 Avg Close $11.11 Range $9.25 - $12.98
Q1 2020
Shares 338,449 Value ($000) $3,622 Avg Close $12.11 Range $7.10 - $16.05
Q4 2019
Shares 344,612 Value ($000) $5,456 Avg Close $10.72 Range $7.40 - $17.63
Q3 2019
Shares 353,807 Value ($000) $2,774 Avg Close $8.88 Range $6.71 - $10.70
Q2 2019
Shares 428,230 Value ($000) $4,527 Avg Close $10.27 Range $8.67 - $12.54
Q1 2019
Shares 518,801 Value ($000) $6,293 Avg Close $12.49 Range $9.97 - $14.77
Q4 2018
Shares 58,578 Value ($000) $603 Avg Close $11.89 Range $8.63 - $13.83
Q3 2018
Shares 41,799 Value ($000) $547 Avg Close $14.44 Range $12.23 - $15.91
Q2 2018
Shares 56,586 Value ($000) $825 Avg Close $19.75 Range $10.43 - $44.75
Q1 2018
Shares 62,944 Value ($000) $2,310 Avg Close $36.37 Range $27.19 - $46.14
Q4 2017
Shares 5,900 Value ($000) $221 Avg Close $50.91 Range $34.85 - $64.96
Q3 2017
Shares 7,042 Value ($000) $456 Avg Close $61.26 Range $52.91 - $70.00
Q2 2017
Shares 7,839 Value ($000) $424 Avg Close $53.29 Range $48.23 - $59.10
Q3 2015
Shares 12,268 Value ($000) $556 Avg Close $58.24 Range $42.20 - $70.52
Q2 2015
Shares 16,368 Value ($000) $862 Avg Close $39.47 Range $30.14 - $55.97
Q1 2015
Shares 45,099 Value ($000) $1,720 Avg Close $25.65 Range $18.76 - $45.00
Q4 2014
Shares 64,177 Value ($000) $1,332 Avg Close $20.87 Range $17.00 - $24.67
Q2 2014
Shares 91,337 Value ($000) $2,060 Avg Close $25.01 Range $18.52 - $41.33