Ionis Pharmaceuticals Inc
IONS- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0000874015
In the last 90 days, Ionis Pharmaceuticals Inc insiders filed 1 open-market purchase and 4 sales; 515 institutions reported holding it in 13F filings for Q2 2026, worth $14.3B in total; ARK Invest is the only superinvestor holding it.
13F holders, Q2 2023
Institutional positions in Ionis Pharmaceuticals Inc as of Jun 30, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 305
- −10 vs. Q1 2023
- Shares held
- 136.5M
- +5.40M (+4.1%) vs. Q1 2023
- Total value
- $5.60B
- +$907.9M (+19.3%) vs. Q1 2023
- New holders
- 33
- 97 more added
- Sold out
- 43
- 111 more reduced
Compare with Q1 2023: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting IONS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 515 | $14.3B |
| Q1 2026 | 497 | $13.0B |
| Q4 2025 | 494 | $13.5B |
| Q3 2025 | 437 | $11.0B |
| Q2 2025 | 363 | $6.67B |
| Q1 2025 | 344 | $5.03B |
| Q4 2024 | 356 | $5.61B |
| Q3 2024 | 354 | $6.31B |
| Q2 2024 | 357 | $6.83B |
| Q1 2024 | 361 | $6.17B |
| Q4 2023 | 365 | $7.21B |
| Q3 2023 | 312 | $6.35B |
| Q2 2023 | 305 | $5.60B |
| Q1 2023 | 315 | $4.69B |
| Q4 2022 | 339 | $4.93B |
| Q3 2022 | 350 | $5.59B |
| Q2 2022 | 351 | $4.61B |
| Q1 2022 | 333 | $4.63B |
| Q4 2021 | 341 | $3.75B |
| Q3 2021 | 326 | $4.08B |
| Q2 2021 | 338 | $4.96B |
| Q1 2021 | 365 | $5.55B |
Institutions, Q2 2023
Shares, value and share of portfolio for each institution holding Ionis Pharmaceuticals Inc; share changes are against Q1 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Seven Eight Capital, LP | 6,178 | $253.5K | 0.04% | +6,178 | New |
| Baird Financial Group, Inc. | 6,589 | $270.3K | 0.00% | −194−2.9% | Reduced |
| Midwest Professional Planners, LTD. | 6,593 | $270.5K | 0.12% | +6,593 | New |
| Northwestern Mutual Wealth Management Co | 6,645 | $272.6K | 0.00% | −257−3.7% | Reduced |
| Corton Capital Inc. | 6,929 | $284.3K | 0.13% | −2,111−23.4% | Reduced |
| Tanaka Capital Management Inc | 7,112 | $292.0K | 0.79% | 00.0% | Unchanged |
| JustInvest LLC | 7,167 | $294.1K | 0.01% | +1,301+22.2% | Added |
| Cambridge Investment Research Advisors, Inc. | 7,474 | $307.0K | 0.00% | −1,000−11.8% | Reduced |
| Utah Retirement Systems | 7,500 | $307.7K | 0.00% | 00.0% | Unchanged |
| Stephens Inc | 7,506 | $308.0K | 0.01% | +164+2.2% | Added |
| Castle Rock Wealth Management, LLC | 7,372 | $311.0K | 0.11% | −12,013−62.0% | Reduced |
| MetLife Investment Management | 7,922 | $325.0K | 0.00% | −178−2.2% | Reduced |
| Wrapmanager Inc | 7,993 | $328.0K | 0.10% | −680−7.8% | Reduced |
| Gotham Asset Management, LLC | 8,065 | $330.9K | 0.01% | −5,168−39.1% | Reduced |
| The PNC Financial Services Group, Inc. | 8,371 | $343.5K | 0.00% | −10−0.1% | Reduced |
| Virtus ETF Advisers LLC | 8,418 | $345.4K | 0.20% | +374+4.6% | Added |
| Vontobel Holding Ltd. | 8,566 | $351.5K | 0.00% | −1,250−12.7% | Reduced |
| Nicollet Investment Management, Inc. | 8,758 | $359.0K | 0.16% | +293+3.5% | Added |
| Advisor Group Holdings, Inc. | 8,761 | $359.6K | 0.00% | −774−8.1% | Reduced |
| Franklin Resources Inc | 9,171 | $376.3K | 0.00% | −1,229−11.8% | Reduced |
| ProShare Advisors LLC | 9,258 | $379.9K | 0.00% | −653−6.6% | Reduced |
| Ameriprise Financial Inc | 9,260 | $379.9K | 0.00% | +343+3.8% | Added |
| Captrust Financial Advisors | 9,327 | $382.7K | 0.00% | −131−1.4% | Reduced |
| Deutsche Bank AG | 9,426 | $386.7K | 0.00% | −36,300−79.4% | Reduced |
| Waddell & Associates, LLC | 10,042 | $412.0K | 0.06% | 00.0% | Unchanged |
| Maryland State Retirement & Pension System | 10,950 | $449.3K | 0.01% | 00.0% | Unchanged |
| E Fund Management Co., Ltd. | 10,988 | $451.0K | 0.04% | −384−3.4% | Reduced |
| Oppenheimer Asset Management Inc. | 11,019 | $452.1K | 0.01% | −36−0.3% | Reduced |
| Plancorp, LLC | 11,155 | $457.7K | 0.02% | −20.0% | Reduced |
| HighTower Advisors, LLC | 11,249 | $461.0K | 0.00% | −220−1.9% | Reduced |
| Brown Advisory Inc | 11,587 | $475.4K | 0.00% | +126+1.1% | Added |
| AtonRa Partners | 11,636 | $477.4K | 0.74% | −708−5.7% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 11,913 | $489.4K | 0.00% | −3,658−23.5% | Reduced |
| Sawtooth Solutions, LLC | 12,465 | $511.4K | 0.01% | +218+1.8% | Added |
| Bleakley Financial Group, LLC | 12,538 | $514.4K | 0.02% | +291+2.4% | Added |
| American Century Companies Inc | 12,607 | $517.3K | 0.00% | −556−4.2% | Reduced |
| Horizon Kinetics Asset Management LLC | 13,000 | $533.4K | 0.01% | 00.0% | Unchanged |
| Westmount Partners, LLC | 13,462 | $552.3K | 0.24% | 00.0% | Unchanged |
| North Star Asset Management Inc | 13,640 | $559.6K | 0.03% | −40−0.3% | Reduced |
| US Bancorp | 14,020 | $575.2K | 0.00% | −2,102−13.0% | Reduced |
| Martingale Asset Management L P | 14,034 | $575.8K | 0.01% | +91+0.7% | Added |
| Raymond James Financial Services Advisors, Inc. | 14,142 | $580.2K | 0.00% | −11,510−44.9% | Reduced |
| Victory Capital Management Inc | 15,088 | $619.1K | 0.00% | −351−2.3% | Reduced |
| Neuberger Berman Group LLC | 15,206 | $623.9K | 0.00% | +74+0.5% | Added |
| Creative Planning | 15,243 | $625.4K | 0.00% | +1,611+11.8% | Added |
| SEI Investments Co | 15,310 | $628.2K | 0.00% | −30,614−66.7% | Reduced |
| Aigen Investment Management, LP | 16,019 | $657.3K | 0.10% | +16,019 | New |
| Natixis Advisors, L.P. | 16,198 | $665.0K | 0.00% | +122+0.8% | Added |
| Point72 Middle East FZE | 16,304 | $669.0K | 0.04% | +16,304 | New |
| Blair William & Co | 16,384 | $672.2K | 0.00% | +1,740+11.9% | Added |
| Mariner, LLC | 17,374 | $712.9K | 0.00% | +10,853+166.4% | Added |
| Koss-Olinger Consulting, LLC | 17,907 | $735.0K | 0.09% | −361−2.0% | Reduced |
| Xponance, Inc. | 18,266 | $749.5K | 0.01% | +339+1.9% | Added |
| PDT Partners, LLC | 18,498 | $759.0K | 0.10% | +18,498 | New |
| SG Americas Securities, LLC | 19,493 | $800.0K | 0.01% | +19,493 | New |
| Public Employees Retirement Association of Colorado | 19,604 | $804.0K | 0.00% | 00.0% | Unchanged |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 20,012 | $821.1K | 0.00% | 00.0% | Unchanged |
| Commonwealth Equity Services, LLC | 20,573 | $844.0K | 0.00% | −65−0.3% | Reduced |
| Canada Pension Plan Investment Board | 21,019 | $862.4K | 0.00% | −57,600−73.3% | Reduced |
| Allianz Asset Management GmbH | 23,100 | $947.8K | 0.00% | −85,148−78.7% | Reduced |
| Vestmark Advisory Solutions, Inc. | 23,623 | $969.3K | 0.04% | +4,556+23.9% | Added |
| Massachusetts Financial Services Co | 26,529 | $1.09M | 0.00% | −624−2.3% | Reduced |
| Great West Life Assurance Co | 28,043 | $1.16M | 0.00% | +621+2.3% | Added |
| Amalgamated Bank | 29,459 | $1.21M | 0.01% | +351+1.2% | Added |
| Handelsbanken Fonder AB | 30,711 | $1.26M | 0.01% | +12,200+65.9% | Added |
| Janney Montgomery Scott LLC | 31,103 | $1.28M | 0.00% | −1,505−4.6% | Reduced |
| Bard Financial Services, Inc. | 31,300 | $1.28M | 0.10% | −525−1.6% | Reduced |
| Van Eck Associates Corp | 31,361 | $1.29M | 0.00% | +12,186+63.6% | Added |
| Grandfield & Dodd, LLC | 32,679 | $1.34M | 0.09% | +395+1.2% | Added |
| Estate Counselors, LLC | 33,110 | $1.36M | 0.17% | 00.0% | Unchanged |
| Principal Financial Group Inc | 33,270 | $1.37M | 0.00% | −1,396−4.0% | Reduced |
| Engineers Gate Manager LP | 34,047 | $1.40M | 0.05% | −293−0.9% | Reduced |
| Virginia Retirement Systems Et Al | 34,600 | $1.42M | 0.01% | +11,700+51.1% | Added |
| Teacher Retirement System of Texas | 34,903 | $1.43M | 0.01% | −4,480−11.4% | Reduced |
| Envestnet Asset Management Inc | 36,069 | $1.48M | 0.00% | +580+1.6% | Added |
| Arizona State Retirement System | 36,138 | $1.48M | 0.01% | −905−2.4% | Reduced |
| Profund Advisors LLC | 36,284 | $1.49M | 0.08% | −125−0.3% | Reduced |
| Tudor Investment Corp Et Al | 39,025 | $1.60M | 0.03% | −33,552−46.2% | Reduced |
| Schonfeld Strategic Advisors LLC | 39,044 | $1.60M | 0.01% | −3,165−7.5% | Reduced |
| Capital Counsel LLC | 40,230 | $1.65M | 0.09% | 00.0% | Unchanged |
| NJ State Employees Deferred Compensation Plan | 42,000 | $1.72M | 0.25% | 00.0% | Unchanged |
| International Biotechnology Trust PLC | 43,000 | $1.76M | 0.54% | 00.0% | Unchanged |
| Ensign Peak Advisors, Inc | 46,310 | $1.90M | 0.00% | 00.0% | Unchanged |
| Private Advisor Group, LLC | 47,830 | $1.96M | 0.02% | −637−1.3% | Reduced |
| Algert Global LLC | 49,252 | $2.02M | 0.09% | −9,400−16.0% | Reduced |
| Erste Asset Management GmbH | 51,300 | $2.11M | 0.04% | 00.0% | Unchanged |
| Guggenheim Capital LLC | 51,926 | $2.13M | 0.02% | −11,637−18.3% | Reduced |
| Bokf, NA | 58,750 | $2.41M | 0.05% | −1,511−2.5% | Reduced |
| Voya Investment Management LLC | 59,496 | $2.44M | 0.00% | +5,764+10.7% | Added |
| Skandinaviska Enskilda Banken AB (publ) | 59,626 | $2.45M | 0.02% | +40,770+216.2% | Added |
| Janus Henderson Group PLC | 59,802 | $2.45M | 0.00% | −57−0.1% | Reduced |
| Treasurer of the State of North Carolina | 62,222 | $2.55M | 0.01% | +480+0.8% | Added |
| Public Employees Retirement System of Ohio | 64,426 | $2.64M | 0.01% | −5,793−8.2% | Reduced |
| Squarepoint Ops LLC | 67,809 | $2.78M | 0.02% | −45,591−40.2% | Reduced |
| Marshall Wace, LLP | 69,063 | $2.83M | 0.01% | +69,063 | New |
| UBS Oconnor LLC | 72,059 | $2.96M | 0.06% | −35,430−33.0% | Reduced |
| PFS Investments Inc. | 72,791 | $2.99M | 0.05% | +150.0% | Added |
| Bank of Nova Scotia | 78,042 | $3.20M | 0.01% | +36,636+88.5% | Added |
| State of New Jersey Common Pension Fund D | 80,433 | $3.30M | 0.01% | 00.0% | Unchanged |
| Citigroup Inc | 81,747 | $3.35M | 0.00% | −103,226−55.8% | Reduced |