IONIS PHARMACEUTICALS INC

Ticker: IONS CUSIP: 462222100 Class: COM

D. E. Shaw & Co., Inc.'s Holding History (CIK: 0001009207)

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

Q4 2025
Shares 332,803 Value ($000) $26,328 Avg Close $75.30 Range $64.93 - $83.61
Q3 2025
Shares 630,938 Value ($000) $41,276 Avg Close $48.82 Range $39.72 - $65.55
Q4 2024
Shares 23,123 Value ($000) $808 Avg Close $37.38 Range $33.33 - $40.58
Q3 2024
Shares 145,091 Value ($000) $5,812 Avg Close $46.53 Range $39.48 - $52.34
Q2 2024
Shares 190,781 Value ($000) $9,093 Avg Close $41.01 Range $35.95 - $47.86
Q1 2024
Shares 160,482 Value ($000) $6,957 Avg Close $47.67 Range $41.60 - $54.44
Q4 2023
Shares 119,158 Value ($000) $6,028 Avg Close $47.90 Range $41.84 - $52.27
Q3 2023
Shares 362,045 Value ($000) $16,422 Avg Close $41.26 Range $38.26 - $47.72
Q2 2023
Shares 196,213 Value ($000) $8,051 Avg Close $38.43 Range $34.32 - $43.55
Q1 2023
Shares 86,651 Value ($000) $3,097 Avg Close $37.55 Range $32.69 - $41.73
Q4 2022
Shares 299,231 Value ($000) $11,302 Avg Close $42.06 Range $36.69 - $47.74
Q3 2022
Shares 209,445 Value ($000) $9,264 Avg Close $42.14 Range $35.95 - $48.82
Q2 2022
Shares 126,621 Value ($000) $4,688 Avg Close $37.71 Range $31.46 - $44.42
Q4 2021
Shares 160,659 Value ($000) $4,889 Avg Close $31.48 Range $25.04 - $35.80
Q3 2021
Shares 126,106 Value ($000) $4,230 Avg Close $37.68 Range $33.52 - $40.99
Q2 2021
Shares 74,666 Value ($000) $2,978 Avg Close $39.17 Range $34.43 - $47.87
Q1 2021
Shares 8,106 Value ($000) $364 Avg Close $55.77 Range $41.42 - $64.37
Q4 2020
Shares 13,417 Value ($000) $759 Avg Close $49.83 Range $45.09 - $60.95
Q3 2020
Shares 223,149 Value ($000) $10,589 Avg Close $55.55 Range $47.19 - $63.49
Q2 2020
Shares 112,872 Value ($000) $6,655 Avg Close $55.63 Range $45.12 - $61.24
Q1 2020
Shares 24,996 Value ($000) $1,182 Avg Close $55.74 Range $39.32 - $64.34
Q4 2019
Shares 549,358 Value ($000) $33,187 Avg Close $59.58 Range $53.34 - $66.22
Q3 2019
Shares 829,490 Value ($000) $49,695 Avg Close $65.17 Range $58.48 - $73.09
Q2 2019
Shares 732,959 Value ($000) $47,107 Avg Close $70.69 Range $61.91 - $86.58
Q1 2019
Shares 557,191 Value ($000) $45,227 Avg Close $64.51 Range $52.45 - $81.59
Q4 2018
Shares 410,699 Value ($000) $22,202 Avg Close $51.00 Range $43.27 - $59.81
Q3 2018
Shares 116,515 Value ($000) $6,010 Avg Close $46.98 Range $41.05 - $54.85
Q2 2018
Shares 12,300 Value ($000) $513 Avg Close $44.30 Range $39.07 - $51.00
Q1 2018
Shares 24,762 Value ($000) $1,092 Avg Close $50.80 Range $43.38 - $56.47
Q4 2017
Shares 79,485 Value ($000) $3,998 Avg Close $54.84 Range $50.02 - $65.51
Q3 2017
Shares 66,568 Value ($000) $3,375 Avg Close $52.38 Range $43.75 - $60.01
Q2 2017
Shares 53,864 Value ($000) $2,740 Avg Close $46.57 Range $37.26 - $55.73
Q1 2017
Shares 20,816 Value ($000) $837 Avg Close $44.91 Range $37.29 - $56.91
Q4 2016
Shares 66,604 Value ($000) $3,186 Avg Close $39.57 Range $24.58 - $57.00
Q3 2016
Shares 34,270 Value ($000) $1,256 Avg Close $31.29 Range $23.26 - $40.82
Q2 2016
Shares 42,616 Value ($000) $993 Avg Close $32.26 Range $19.59 - $46.75
Q4 2015
Shares 32,224 Value ($000) $1,996 Avg Close $53.96 Range $38.30 - $65.34