IONIS PHARMACEUTICALS INC

Ticker: IONS CUSIP: 462222100 Class: COM

AMERICAN CENTURY COMPANIES INC's Holding History (CIK: 0000748054)

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

Q4 2025
Shares 1,617,106 Value ($000) $127,929 Avg Close $75.30 Range $64.93 - $83.61
Q3 2025
Shares 1,372,225 Value ($000) $89,771 Avg Close $48.82 Range $39.72 - $65.55
Q2 2025
Shares 472,749 Value ($000) $18,678 Avg Close $32.73 Range $23.95 - $40.61
Q1 2025
Shares 116,768 Value ($000) $3,523 Avg Close $32.75 Range $29.61 - $35.48
Q3 2024
Shares 6,293 Value ($000) $252 Avg Close $46.53 Range $39.48 - $52.34
Q2 2024
Shares 13,441 Value ($000) $641 Avg Close $41.01 Range $35.95 - $47.86
Q1 2024
Shares 13,378 Value ($000) $580 Avg Close $47.67 Range $41.60 - $54.44
Q4 2023
Shares 13,216 Value ($000) $669 Avg Close $47.90 Range $41.84 - $52.27
Q3 2023
Shares 12,982 Value ($000) $589 Avg Close $41.26 Range $38.26 - $47.72
Q2 2023
Shares 12,607 Value ($000) $517 Avg Close $38.43 Range $34.32 - $43.55
Q1 2023
Shares 13,163 Value ($000) $470 Avg Close $37.55 Range $32.69 - $41.73
Q4 2022
Shares 30,872 Value ($000) $1,166 Avg Close $42.06 Range $36.69 - $47.74
Q3 2022
Shares 10,079 Value ($000) $446 Avg Close $42.14 Range $35.95 - $48.82
Q2 2022
Shares 7,355 Value ($000) $272 Avg Close $37.71 Range $31.46 - $44.42
Q1 2022
Shares 5,594 Value ($000) $207 Avg Close $32.73 Range $28.25 - $37.15
Q3 2021
Shares 199,346 Value ($000) $6,686 Avg Close $37.68 Range $33.52 - $40.99
Q2 2021
Shares 226,180 Value ($000) $9,022 Avg Close $39.17 Range $34.43 - $47.87
Q1 2021
Shares 942,678 Value ($000) $42,383 Avg Close $55.77 Range $41.42 - $64.37
Q4 2020
Shares 1,244,530 Value ($000) $70,366 Avg Close $49.83 Range $45.09 - $60.95
Q3 2020
Shares 1,335,714 Value ($000) $63,379 Avg Close $55.55 Range $47.19 - $63.49
Q2 2020
Shares 1,447,882 Value ($000) $85,368 Avg Close $55.63 Range $45.12 - $61.24
Q1 2020
Shares 1,407,628 Value ($000) $66,553 Avg Close $55.74 Range $39.32 - $64.34
Q4 2019
Shares 1,416,285 Value ($000) $85,558 Avg Close $59.58 Range $53.34 - $66.22
Q3 2019
Shares 1,371,814 Value ($000) $82,185 Avg Close $65.17 Range $58.48 - $73.09
Q2 2019
Shares 1,369,476 Value ($000) $88,016 Avg Close $70.69 Range $61.91 - $86.58
Q1 2019
Shares 1,300,380 Value ($000) $105,552 Avg Close $64.51 Range $52.45 - $81.59
Q4 2018
Shares 1,604,974 Value ($000) $86,765 Avg Close $51.00 Range $43.27 - $59.81
Q3 2018
Shares 1,190,719 Value ($000) $61,417 Avg Close $46.98 Range $41.05 - $54.85
Q2 2018
Shares 1,185,182 Value ($000) $49,387 Avg Close $44.30 Range $39.07 - $51.00
Q1 2018
Shares 1,178,916 Value ($000) $51,967 Avg Close $50.80 Range $43.38 - $56.47
Q4 2017
Shares 1,181,109 Value ($000) $59,410 Avg Close $54.84 Range $50.02 - $65.51
Q3 2017
Shares 1,144,526 Value ($000) $58,027 Avg Close $52.38 Range $43.75 - $60.01
Q2 2017
Shares 860,260 Value ($000) $43,761 Avg Close $46.57 Range $37.26 - $55.73
Q1 2017
Shares 861,957 Value ($000) $34,651 Avg Close $44.91 Range $37.29 - $56.91
Q4 2016
Shares 716,107 Value ($000) $34,251 Avg Close $39.57 Range $24.58 - $57.00
Q3 2016
Shares 635,195 Value ($000) $23,274 Avg Close $31.29 Range $23.26 - $40.82
Q2 2016
Shares 636,805 Value ($000) $14,831 Avg Close $32.26 Range $19.59 - $46.75
Q1 2016
Shares 559,818 Value ($000) $22,673 Avg Close $40.62 Range $30.93 - $62.68
Q4 2015
Shares 510,253 Value ($000) $31,600 Avg Close $53.96 Range $38.30 - $65.34