IONIS PHARMACEUTICALS INC

Ticker: IONS CUSIP: 462222100 Class: COM

JANUS HENDERSON GROUP PLC's Holding History (CIK: 0001274173)

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

Q4 2025
Shares 68,191 Value ($000) $5,396 Avg Close $75.30 Range $64.93 - $83.61
Q3 2025
Shares 63,877 Value ($000) $4,179 Avg Close $48.82 Range $39.72 - $65.55
Q2 2025
Shares 63,877 Value ($000) $2,523 Avg Close $32.73 Range $23.95 - $40.61
Q1 2025
Shares 63,877 Value ($000) $1,990 Avg Close $32.75 Range $29.61 - $35.48
Q4 2024
Shares 63,877 Value ($000) $2,233 Avg Close $37.38 Range $33.33 - $40.58
Q3 2024
Shares 58,977 Value ($000) $2,363 Avg Close $46.53 Range $39.48 - $52.34
Q2 2024
Shares 58,977 Value ($000) $2,813 Avg Close $41.01 Range $35.95 - $47.86
Q1 2024
Shares 59,717 Value ($000) $2,589 Avg Close $47.67 Range $41.60 - $54.44
Q4 2023
Shares 59,703 Value ($000) $3,019 Avg Close $47.90 Range $41.84 - $52.27
Q3 2023
Shares 59,806 Value ($000) $2,712 Avg Close $41.26 Range $38.26 - $47.72
Q2 2023
Shares 59,802 Value ($000) $2,454 Avg Close $38.43 Range $34.32 - $43.55
Q1 2023
Shares 59,859 Value ($000) $2,141 Avg Close $37.55 Range $32.69 - $41.73
Q4 2022
Shares 53,722 Value ($000) $2,029 Avg Close $42.06 Range $36.69 - $47.74
Q3 2022
Shares 23,140 Value ($000) $1,023 Avg Close $42.14 Range $35.95 - $48.82
Q2 2022
Shares 23,207 Value ($000) $858 Avg Close $37.71 Range $31.46 - $44.42
Q1 2022
Shares 25,723 Value ($000) $953 Avg Close $32.73 Range $28.25 - $37.15
Q4 2021
Shares 25,716 Value ($000) $783 Avg Close $31.48 Range $25.04 - $35.80
Q3 2021
Shares 13,748 Value ($000) $461 Avg Close $37.68 Range $33.52 - $40.99
Q1 2021
Shares 76,644 Value ($000) $3,446 Avg Close $55.77 Range $41.42 - $64.37
Q4 2020
Shares 50,626 Value ($000) $2,862 Avg Close $49.83 Range $45.09 - $60.95
Q3 2020
Shares 60,679 Value ($000) $2,879 Avg Close $55.55 Range $47.19 - $63.49
Q2 2020
Shares 69,527 Value ($000) $4,099 Avg Close $55.63 Range $45.12 - $61.24
Q1 2020
Shares 47,274 Value ($000) $2,236 Avg Close $55.74 Range $39.32 - $64.34
Q4 2019
Shares 201,712 Value ($000) $12,185 Avg Close $59.58 Range $53.34 - $66.22
Q3 2019
Shares 582,531 Value ($000) $34,900 Avg Close $65.17 Range $58.48 - $73.09
Q2 2019
Shares 307,679 Value ($000) $19,775 Avg Close $70.69 Range $61.91 - $86.58
Q1 2019
Shares 96,518 Value ($000) $7,834 Avg Close $64.51 Range $52.45 - $81.59
Q4 2018
Shares 11,931 Value ($000) $645 Avg Close $51.00 Range $43.27 - $59.81
Q1 2018
Shares 14,300 Value ($000) $630 Avg Close $50.80 Range $43.38 - $56.47
Q2 2016
Shares 12,763 Value ($000) $297 Avg Close $32.26 Range $19.59 - $46.75
Q1 2016
Shares 12,763 Value ($000) $517 Avg Close $40.62 Range $30.93 - $62.68
Q4 2015
Shares 12,763 Value ($000) $791 Avg Close $53.96 Range $38.30 - $65.34