Jefferies Group's IONS Position Overview
Jefferies Group (via Jefferies Financial Group Inc.) currently holds 10,169 shares of Ionis Pharmaceuticals, Inc. (IONS) worth $665,256, representing 0.00% of the portfolio. First purchased in 2022-Q4, this medium-term investment has been held for 12 quarters.
Based on 13F filings, Jefferies Group has maintained a strategic position in IONS, demonstrating sustained confidence in this investment. Largest addition occurred in Q3 2023, adding 67,210 shares. Largest reduction occurred in Q2 2024, reducing 130,880 shares.
Analysis based on 13F filings available since 2013 Q2
Jefferies Group's Ionis Pharmaceuticals (IONS) Holding Value Over Time
Track share changes against reported price movement
Quarterly Ionis Pharmaceuticals (IONS) Trades by Jefferies Group
| Period | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2022 | +197,009 | New Buy | 197,009 | $37.77 |
| Q1 2023 | -197,009 | Sold Out | 197,009 | $0.00 |
| Q2 2023 | +93,000 | New Buy | 93,000 | $41.03 |
| Q3 2023 | +67,210 | Add 72.27% | 160,210 | $45.36 |
| Q4 2023 | +42,090 | Add 26.27% | 202,300 | $50.59 |
| Q1 2024 | -9,220 | Reduce 4.56% | 193,080 | $43.35 |
| Q2 2024 | -130,880 | Reduce 67.79% | 62,200 | $47.66 |
| Q3 2024 | -9,419 | Reduce 15.14% | 52,781 | $40.06 |
| Q4 2024 | -30,400 | Reduce 57.60% | 22,381 | $34.96 |
| Q1 2025 | +460 | Add 2.06% | 22,841 | $30.17 |
| Q2 2025 | -460 | Reduce 2.01% | 22,381 | $39.51 |
| Q3 2025 | -12,212 | Reduce 54.56% | 10,169 | $65.42 |
Jefferies Group's Ionis Pharmaceuticals Investment FAQs
Jefferies Group first purchased Ionis Pharmaceuticals, Inc. (IONS) in Q4 2022, acquiring 197,009 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Jefferies Group has held Ionis Pharmaceuticals, Inc. (IONS) for 12 quarters since Q4 2022. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Jefferies Group's largest addition to Ionis Pharmaceuticals, Inc. (IONS) was in Q4 2022, adding 197,009 shares worth $7.44 M. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
According to the latest 13F filing for Q3 2025, Jefferies Group's firm, Jefferies Financial Group Inc., owns 10,169 shares of Ionis Pharmaceuticals, Inc. (IONS), valued at approximately $665,256. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
As of the Q3 2025 filing, Ionis Pharmaceuticals, Inc. (IONS) represents approximately 0.00% of Jefferies Group's publicly disclosed stock portfolio, making it one of their key holdings. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Jefferies Group's peak holding in Ionis Pharmaceuticals, Inc. (IONS) was 202,300 shares, as reported at the end of Q4 2023. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.