IONIS PHARMACEUTICALS INC

Ticker: IONS CUSIP: 462222100 Class: COM

TANAKA CAPITAL MANAGEMENT INC's Holding History (CIK: 0000816788)

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

Q1 2025
Shares 6,714 Value ($000) $0 Avg Close $32.75 Range $29.61 - $35.48
Q4 2024
Shares 6,892 Value ($000) $0 Avg Close $37.38 Range $33.33 - $40.58
Q3 2024
Shares 14,512 Value ($000) $1 Avg Close $46.53 Range $39.48 - $52.34
Q2 2024
Shares 14,512 Value ($000) $1 Avg Close $41.01 Range $35.95 - $47.86
Q1 2024
Shares 14,612 Value ($000) $1 Avg Close $47.67 Range $41.60 - $54.44
Q4 2023
Shares 14,612 Value ($000) $1 Avg Close $47.90 Range $41.84 - $52.27
Q3 2023
Shares 14,612 Value ($000) $1 Avg Close $41.26 Range $38.26 - $47.72
Q2 2023
Shares 7,112 Value ($000) $0 Avg Close $38.43 Range $34.32 - $43.55
Q1 2023
Shares 7,112 Value ($000) $0 Avg Close $37.55 Range $32.69 - $41.73
Q4 2022
Shares 7,112 Value ($000) $0 Avg Close $42.06 Range $36.69 - $47.74
Q3 2022
Shares 7,112 Value ($000) $315 Avg Close $42.14 Range $35.95 - $48.82
Q2 2022
Shares 7,112 Value ($000) $263 Avg Close $37.71 Range $31.46 - $44.42
Q1 2022
Shares 8,547 Value ($000) $317 Avg Close $32.73 Range $28.25 - $37.15
Q4 2021
Shares 8,862 Value ($000) $270 Avg Close $31.48 Range $25.04 - $35.80
Q3 2021
Shares 16,661 Value ($000) $559 Avg Close $37.68 Range $33.52 - $40.99
Q2 2021
Shares 16,661 Value ($000) $665 Avg Close $39.17 Range $34.43 - $47.87
Q1 2021
Shares 20,611 Value ($000) $927 Avg Close $55.77 Range $41.42 - $64.37
Q4 2020
Shares 16,806 Value ($000) $950 Avg Close $49.83 Range $45.09 - $60.95
Q3 2020
Shares 18,521 Value ($000) $879 Avg Close $55.55 Range $47.19 - $63.49
Q2 2020
Shares 19,529 Value ($000) $1,151 Avg Close $55.63 Range $45.12 - $61.24
Q1 2020
Shares 20,040 Value ($000) $947 Avg Close $55.74 Range $39.32 - $64.34
Q4 2019
Shares 30,107 Value ($000) $1,819 Avg Close $59.58 Range $53.34 - $66.22
Q3 2019
Shares 30,677 Value ($000) $1,838 Avg Close $65.17 Range $58.48 - $73.09
Q2 2019
Shares 32,670 Value ($000) $2,100 Avg Close $70.69 Range $61.91 - $86.58
Q1 2019
Shares 34,391 Value ($000) $2,792 Avg Close $64.51 Range $52.45 - $81.59
Q4 2018
Shares 36,460 Value ($000) $1,971 Avg Close $51.00 Range $43.27 - $59.81
Q3 2018
Shares 36,735 Value ($000) $1,895 Avg Close $46.98 Range $41.05 - $54.85
Q2 2018
Shares 36,735 Value ($000) $1,531 Avg Close $44.30 Range $39.07 - $51.00
Q1 2018
Shares 50,250 Value ($000) $2,215 Avg Close $50.80 Range $43.38 - $56.47
Q4 2017
Shares 52,481 Value ($000) $2,640 Avg Close $54.84 Range $50.02 - $65.51
Q3 2017
Shares 62,101 Value ($000) $3,149 Avg Close $52.38 Range $43.75 - $60.01
Q2 2017
Shares 81,937 Value ($000) $4,168 Avg Close $46.57 Range $37.26 - $55.73
Q1 2017
Shares 83,399 Value ($000) $3,353 Avg Close $44.91 Range $37.29 - $56.91
Q4 2016
Shares 84,953 Value ($000) $4,063 Avg Close $39.57 Range $24.58 - $57.00
Q3 2016
Shares 64,770 Value ($000) $2,373 Avg Close $31.29 Range $23.26 - $40.82