IONIS PHARMACEUTICALS INC

Ticker: IONS CUSIP: 462222100 Class: COM

Tower Research Capital LLC (TRC)'s Holding History (CIK: 0001533421)

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

Q4 2025
Shares 3,263 Value ($000) $258 Avg Close $75.30 Range $64.93 - $83.61
Q3 2025
Shares 3,045 Value ($000) $199 Avg Close $48.82 Range $39.72 - $65.55
Q2 2025
Shares 1,581 Value ($000) $62 Avg Close $32.73 Range $23.95 - $40.61
Q1 2025
Shares 9,873 Value ($000) $298 Avg Close $32.75 Range $29.61 - $35.48
Q4 2024
Shares 14,157 Value ($000) $495 Avg Close $37.38 Range $33.33 - $40.58
Q3 2024
Shares 4,301 Value ($000) $172 Avg Close $46.53 Range $39.48 - $52.34
Q2 2024
Shares 49,986 Value ($000) $2,382 Avg Close $41.01 Range $35.95 - $47.86
Q1 2024
Shares 4,863 Value ($000) $211 Avg Close $47.67 Range $41.60 - $54.44
Q4 2023
Shares 3,360 Value ($000) $170 Avg Close $47.90 Range $41.84 - $52.27
Q3 2023
Shares 896 Value ($000) $41 Avg Close $41.26 Range $38.26 - $47.72
Q2 2023
Shares 5,888 Value ($000) $242 Avg Close $38.43 Range $34.32 - $43.55
Q1 2023
Shares 15,119 Value ($000) $1 Avg Close $37.55 Range $32.69 - $41.73
Q4 2022
Shares 7,272 Value ($000) $0 Avg Close $42.06 Range $36.69 - $47.74
Q3 2022
Shares 11,755 Value ($000) $520 Avg Close $42.14 Range $35.95 - $48.82
Q2 2022
Shares 1,430 Value ($000) $53 Avg Close $37.71 Range $31.46 - $44.42
Q1 2022
Shares 8,728 Value ($000) $323 Avg Close $32.73 Range $28.25 - $37.15
Q4 2021
Shares 1,226 Value ($000) $37 Avg Close $31.48 Range $25.04 - $35.80
Q3 2021
Shares 795 Value ($000) $27 Avg Close $37.68 Range $33.52 - $40.99
Q2 2021
Shares 10,183 Value ($000) $406 Avg Close $39.17 Range $34.43 - $47.87
Q1 2021
Shares 12,323 Value ($000) $554 Avg Close $55.77 Range $41.42 - $64.37
Q4 2020
Shares 16,943 Value ($000) $958 Avg Close $49.83 Range $45.09 - $60.95
Q3 2020
Shares 17,795 Value ($000) $844 Avg Close $55.55 Range $47.19 - $63.49
Q2 2020
Shares 547 Value ($000) $33 Avg Close $55.63 Range $45.12 - $61.24
Q1 2020
Shares 7,482 Value ($000) $354 Avg Close $55.74 Range $39.32 - $64.34
Q3 2019
Shares 83 Value ($000) $5 Avg Close $65.17 Range $58.48 - $73.09
Q2 2019
Shares 1,852 Value ($000) $119 Avg Close $70.69 Range $61.91 - $86.58
Q4 2018
Shares 38 Value ($000) $2 Avg Close $51.00 Range $43.27 - $59.81
Q3 2018
Shares 1,805 Value ($000) $93 Avg Close $46.98 Range $41.05 - $54.85
Q2 2018
Shares 730 Value ($000) $30 Avg Close $44.30 Range $39.07 - $51.00
Q1 2018
Shares 10,321 Value ($000) $455 Avg Close $50.80 Range $43.38 - $56.47
Q2 2017
Shares 677 Value ($000) $35 Avg Close $46.57 Range $37.26 - $55.73
Q1 2017
Shares 174 Value ($000) $7 Avg Close $44.91 Range $37.29 - $56.91
Q4 2016
Shares 1,962 Value ($000) $93 Avg Close $39.57 Range $24.58 - $57.00
Q3 2016
Shares 195 Value ($000) $7 Avg Close $31.29 Range $23.26 - $40.82
Q2 2016
Shares 850 Value ($000) $20 Avg Close $32.26 Range $19.59 - $46.75
Q1 2016
Shares 41 Value ($000) $2 Avg Close $40.62 Range $30.93 - $62.68
Q4 2015
Shares 385 Value ($000) $24 Avg Close $53.96 Range $38.30 - $65.34