IONIS PHARMACEUTICALS INC - Common Stock (IONS)

Historical Holders from Q4 2015 to Q1 2025

Symbol
IONS on Nasdaq
CUSIP
462222100
Type / Class
Equity / Common Stock
Shares outstanding
157M
All holders as of December 31, 2024
Q4 2024
Shares, excl. options
160M
Holdings value
$5.61B
% of all portfolios
0.007%
Grand Portfolio weight change
+0%
Number of holders
352
Number of buys
160
Number of sells
-166
Average Value change %
0%
Average buys %
+0.002%
Average sells %
-0.002%
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of IONIS PHARMACEUTICALS INC - Common Stock (IONS)

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
VANGUARD GROUP INC 10.43% $497M 16.5M The Vanguard Group Dec 31, 2024
T. Rowe Price Investment Management, Inc. 10% $478M 15.9M T. Rowe Price Investment Management, Inc. Jan 31, 2025
Capital World Investors 7.3% $346M 11.5M Capital World Investors Dec 31, 2024
BlackRock, Inc. 5.7% $274M 9.07M BlackRock, Inc. Mar 31, 2025

Institutional Holders of IONIS PHARMACEUTICALS INC - Common Stock (IONS)

Period Reported Shares, Excl. Options Value, Excl. Options Change Price Investors
2025 Q1 460K $13.9M -$5.4M $30.17 30
2024 Q4 160M $5.61B +$145M $34.96 352
2024 Q3 155M $6.22B +$420M $40.06 350
2024 Q2 143M $6.82B +$110M $47.66 355
2024 Q1 141M $6.1B -$80.6M $43.35 355
2023 Q4 142M $7.2B +$15.7M $50.59 357
2023 Q3 138M $6.25B +$170M $45.36 302
2023 Q2 135M $5.52B +$183M $41.03 295
2023 Q1 130M $4.66B +$29M $35.74 303
2022 Q4 130M $4.89B +$140M $37.77 326
2022 Q3 124M $5.5B -$445M $44.23 328
2022 Q2 123M $4.54B +$4.19M $37.02 321
2022 Q1 124M $4.58B +$93.8M $37.04 309
2021 Q4 121M $3.67B +$47.4M $30.43 313
2021 Q3 120M $4.04B -$95.1M $33.54 307
2021 Q2 123M $4.9B +$74M $39.89 316
2021 Q1 122M $5.5B +$76.1M $44.96 345
2020 Q4 118M $6.67B +$40.6M $56.54 356
2020 Q3 118M $5.62B -$83.6M $47.45 346
2020 Q2 120M $7.07B +$118M $58.96 359
2020 Q1 117M $5.55B -$142M $47.28 339
2019 Q4 121M $7.29B -$85.1M $60.41 369
2019 Q3 122M $7.28B -$290M $59.91 354
2019 Q2 126M $8.13B +$1.31B $64.27 379
2019 Q1 117M $9.48B +$7.28M $81.17 374
2018 Q4 117M $6.33B -$39.7M $54.06 309
2018 Q3 118M $6.1B +$9.2M $51.58 305
2018 Q2 118M $4.93B +$161M $41.67 294
2018 Q1 115M $5.07B +$58.1M $44.08 313
2017 Q4 113M $5.69B -$78.6M $50.30 300
2017 Q3 115M $5.84B +$171M $50.70 292
2017 Q2 111M $5.64B +$55.4M $50.87 281
2017 Q1 111M $4.44B +$328M $40.20 262
2016 Q4 107M $5.14B +$128M $47.83 296
2016 Q3 106M $3.89B -$66.5M $36.64 266
2016 Q2 108M $2.52B +$25M $23.29 265
2016 Q1 105M $4.25B +$23.5M $40.50 301
2015 Q4 103M $6.39B +$6.39B $61.93 328