IONIS PHARMACEUTICALS INC

Ticker: IONS CUSIP: 462222100 Class: COM

NORTHERN TRUST CORP's Holding History (CIK: 0000073124)

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

Q4 2025
Shares 846,718 Value ($000) $66,984 Avg Close $75.30 Range $64.93 - $83.61
Q3 2025
Shares 844,943 Value ($000) $55,276 Avg Close $48.82 Range $39.72 - $65.55
Q2 2025
Shares 814,250 Value ($000) $32,171 Avg Close $32.73 Range $23.95 - $40.61
Q1 2025
Shares 834,847 Value ($000) $25,187 Avg Close $32.75 Range $29.61 - $35.48
Q4 2024
Shares 840,271 Value ($000) $29,376 Avg Close $37.38 Range $33.33 - $40.58
Q3 2024
Shares 742,904 Value ($000) $29,761 Avg Close $46.53 Range $39.48 - $52.34
Q2 2024
Shares 717,975 Value ($000) $34,219 Avg Close $41.01 Range $35.95 - $47.86
Q1 2024
Shares 692,247 Value ($000) $30,009 Avg Close $47.67 Range $41.60 - $54.44
Q4 2023
Shares 687,986 Value ($000) $34,805 Avg Close $47.90 Range $41.84 - $52.27
Q3 2023
Shares 690,724 Value ($000) $31,331 Avg Close $41.26 Range $38.26 - $47.72
Q2 2023
Shares 671,078 Value ($000) $27,534 Avg Close $38.43 Range $34.32 - $43.55
Q1 2023
Shares 658,466 Value ($000) $23,534 Avg Close $37.55 Range $32.69 - $41.73
Q4 2022
Shares 639,689 Value ($000) $24,161 Avg Close $42.06 Range $36.69 - $47.74
Q3 2022
Shares 623,640 Value ($000) $27,583 Avg Close $42.14 Range $35.95 - $48.82
Q2 2022
Shares 625,472 Value ($000) $23,155 Avg Close $37.71 Range $31.46 - $44.42
Q1 2022
Shares 648,534 Value ($000) $24,020 Avg Close $32.73 Range $28.25 - $37.15
Q4 2021
Shares 660,890 Value ($000) $20,112 Avg Close $31.48 Range $25.04 - $35.80
Q3 2021
Shares 655,421 Value ($000) $21,984 Avg Close $37.68 Range $33.52 - $40.99
Q2 2021
Shares 671,573 Value ($000) $26,789 Avg Close $39.17 Range $34.43 - $47.87
Q1 2021
Shares 841,145 Value ($000) $37,818 Avg Close $55.77 Range $41.42 - $64.37
Q4 2020
Shares 825,174 Value ($000) $46,656 Avg Close $49.83 Range $45.09 - $60.95
Q3 2020
Shares 831,536 Value ($000) $39,457 Avg Close $55.55 Range $47.19 - $63.49
Q2 2020
Shares 830,597 Value ($000) $48,972 Avg Close $55.63 Range $45.12 - $61.24
Q1 2020
Shares 835,493 Value ($000) $39,501 Avg Close $55.74 Range $39.32 - $64.34
Q4 2019
Shares 798,287 Value ($000) $48,225 Avg Close $59.58 Range $53.34 - $66.22
Q3 2019
Shares 799,258 Value ($000) $47,883 Avg Close $65.17 Range $58.48 - $73.09
Q2 2019
Shares 805,897 Value ($000) $51,794 Avg Close $70.69 Range $61.91 - $86.58
Q1 2019
Shares 652,571 Value ($000) $52,969 Avg Close $64.51 Range $52.45 - $81.59
Q4 2018
Shares 646,790 Value ($000) $34,966 Avg Close $51.00 Range $43.27 - $59.81
Q3 2018
Shares 640,212 Value ($000) $33,023 Avg Close $46.98 Range $41.05 - $54.85
Q2 2018
Shares 621,643 Value ($000) $25,903 Avg Close $44.30 Range $39.07 - $51.00
Q1 2018
Shares 600,357 Value ($000) $26,464 Avg Close $50.80 Range $43.38 - $56.47
Q4 2017
Shares 586,982 Value ($000) $29,525 Avg Close $54.84 Range $50.02 - $65.51
Q3 2017
Shares 591,378 Value ($000) $29,983 Avg Close $52.38 Range $43.75 - $60.01
Q2 2017
Shares 621,816 Value ($000) $31,631 Avg Close $46.57 Range $37.26 - $55.73
Q1 2017
Shares 577,066 Value ($000) $23,198 Avg Close $44.91 Range $37.29 - $56.91
Q4 2016
Shares 511,088 Value ($000) $24,445 Avg Close $39.57 Range $24.58 - $57.00
Q3 2016
Shares 508,484 Value ($000) $18,631 Avg Close $31.29 Range $23.26 - $40.82
Q2 2016
Shares 574,085 Value ($000) $13,371 Avg Close $32.26 Range $19.59 - $46.75
Q1 2016
Shares 549,914 Value ($000) $22,271 Avg Close $40.62 Range $30.93 - $62.68
Q4 2015
Shares 539,426 Value ($000) $33,407 Avg Close $53.96 Range $38.30 - $65.34