Paul Tudor Jones's IONS Position Overview
Paul Tudor Jones (via Tudor Investment Corp Et Al) currently holds 3,661 shares of Ionis Pharmaceuticals, Inc. (IONS) worth $289,622, representing 0.00% of the portfolio. First purchased in 2016-Q2, this long-term strategic position has been held for 24 quarters.
Based on 13F filings, Paul Tudor Jones has maintained a strategic position in IONS, demonstrating sustained confidence in this investment. Largest addition occurred in Q3 2021, adding 101,727 shares. Largest reduction occurred in Q1 2022, reducing 148,861 shares.
Analysis based on 13F filings available since 2013 Q2
Paul Tudor Jones's Ionis Pharmaceuticals (IONS) Holding Value Over Time
Track share changes against reported price movement
Quarterly Ionis Pharmaceuticals (IONS) Trades by Paul Tudor Jones
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2025 | +3,661 | New Buy | 3,661 | $79.11 |
| Q4 2024 | -53,479 | Sold Out | 0 | $0.00 |
| Q3 2024 | +40,381 | Add 308.30% | 53,479 | $40.06 |
| Q2 2024 | +13,098 | New Buy | 13,098 | $47.66 |
| Q3 2023 | -39,025 | Sold Out | 0 | $0.00 |
| Q2 2023 | -33,552 | Reduce 46.23% | 39,025 | $41.03 |
| Q1 2023 | +36,212 | Add 99.58% | 72,577 | $0.04 |
| Q4 2022 | +15,256 | Add 72.27% | 36,365 | $0.04 |
| Q3 2022 | -53,083 | Reduce 71.55% | 21,109 | $44.25 |
| Q2 2022 | +44,667 | Add 151.29% | 74,192 | $37.03 |
| Q1 2022 | -148,861 | Reduce 83.45% | 29,525 | $37.05 |
| Q4 2021 | -23,227 | Reduce 11.52% | 178,386 | $30.43 |
| Q3 2021 | +101,727 | Add 101.84% | 201,613 | $33.54 |
| Q2 2021 | +99,886 | New Buy | 99,886 | $39.89 |
| Q4 2020 | -44,644 | Sold Out | 0 | $0.00 |
| Q3 2020 | +44,644 | New Buy | 44,644 | $47.44 |
| Q2 2020 | -11,546 | Sold Out | 0 | $0.00 |
| Q1 2020 | +11,546 | New Buy | 11,546 | $47.29 |
| Q3 2019 | -14,576 | Sold Out | 0 | $0.00 |
| Q2 2019 | +12,042 | Add 475.22% | 14,576 | $64.28 |
| Q1 2019 | -10,601 | Reduce 80.71% | 2,534 | $81.29 |
| Q4 2018 | +13,135 | New Buy | 13,135 | $54.05 |
| Q3 2016 | -9,100 | Sold Out | 0 | $0.00 |
| Q2 2016 | +9,100 | New Buy | 9,100 | $23.30 |
Paul Tudor Jones's Ionis Pharmaceuticals Investment FAQs
Paul Tudor Jones first purchased Ionis Pharmaceuticals, Inc. (IONS) in Q2 2016, acquiring 9,100 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Paul Tudor Jones has held Ionis Pharmaceuticals, Inc. (IONS) for 24 quarters since Q2 2016.
Paul Tudor Jones's largest addition to Ionis Pharmaceuticals, Inc. (IONS) was in Q3 2021, adding 201,613 shares worth $6.76 M.
According to the latest 13F filing for Q4 2025, Paul Tudor Jones's firm, Tudor Investment Corp Et Al, owns 3,661 shares of Ionis Pharmaceuticals, Inc. (IONS), valued at approximately $289,622.
As of the Q4 2025 filing, Ionis Pharmaceuticals, Inc. (IONS) represents approximately 0.00% of Paul Tudor Jones's publicly disclosed stock portfolio, making it one of their key holdings.
Paul Tudor Jones's peak holding in Ionis Pharmaceuticals, Inc. (IONS) was 201,613 shares, as reported at the end of Q3 2021.