IONIS PHARMACEUTICALS INC

Ticker: IONS CUSIP: 462222100 Class: COM

ACADIAN ASSET MANAGEMENT LLC's Holding History (CIK: 0000916542)

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

Q4 2025
Shares 34,691 Value ($000) $3 Avg Close $75.30 Range $64.93 - $83.61
Q3 2025
Shares 110,444 Value ($000) $7 Avg Close $48.82 Range $39.72 - $65.55
Q3 2024
Shares 6,328 Value ($000) $0 Avg Close $46.53 Range $39.48 - $52.34
Q1 2024
Shares 5,891 Value ($000) $0 Avg Close $47.67 Range $41.60 - $54.44
Q1 2023
Shares 3,073 Value ($000) $0 Avg Close $37.55 Range $32.69 - $41.73
Q3 2022
Shares 20,390 Value ($000) $898 Avg Close $42.14 Range $35.95 - $48.82
Q1 2021
Shares 2,378 Value ($000) $107 Avg Close $55.77 Range $41.42 - $64.37
Q4 2020
Shares 34,404 Value ($000) $1,946 Avg Close $49.83 Range $45.09 - $60.95
Q3 2020
Shares 25,157 Value ($000) $1,194 Avg Close $55.55 Range $47.19 - $63.49
Q2 2020
Shares 58,523 Value ($000) $3,452 Avg Close $55.63 Range $45.12 - $61.24
Q1 2020
Shares 1,103 Value ($000) $52 Avg Close $55.74 Range $39.32 - $64.34
Q4 2019
Shares 3,010 Value ($000) $182 Avg Close $59.58 Range $53.34 - $66.22
Q2 2019
Shares 963 Value ($000) $62 Avg Close $70.69 Range $61.91 - $86.58
Q1 2019
Shares 939 Value ($000) $76 Avg Close $64.51 Range $52.45 - $81.59
Q4 2018
Shares 3,828 Value ($000) $207 Avg Close $51.00 Range $43.27 - $59.81
Q3 2018
Shares 158 Value ($000) $8 Avg Close $46.98 Range $41.05 - $54.85
Q2 2018
Shares 158 Value ($000) $7 Avg Close $44.30 Range $39.07 - $51.00
Q1 2018
Shares 48 Value ($000) $2 Avg Close $50.80 Range $43.38 - $56.47
Q4 2017
Shares 2,829 Value ($000) $143 Avg Close $54.84 Range $50.02 - $65.51
Q3 2017
Shares 3,380 Value ($000) $171 Avg Close $52.38 Range $43.75 - $60.01
Q1 2017
Shares 143 Value ($000) $6 Avg Close $44.91 Range $37.29 - $56.91
Q4 2015
Shares 134 Value ($000) $8 Avg Close $53.96 Range $38.30 - $65.34