Quick Answer
IONIS PHARMACEUTICALS INC reported Diluted EPS of $2.38 per share (loss) for fiscal year 2025.
IONIS PHARMACEUTICALS INC Diluted EPS — Annual History
| Fiscal Year | Diluted EPS | YoY Change |
|---|---|---|
| 2025 | -$2.38 | +21.7% |
| 2024 | -$3.04 | -18.8% |
| 2023 | -$2.56 | -34.7% |
| 2022 | -$1.90 | -850.0% |
| 2021 | -$0.20 | +93.7% |
| 2020 | -$3.18 | -267.4% |
| 2019 | $1.90 | -8.2% |
| 2018 | $2.07 | +1280.0% |
| 2017 | $0.15 | +130.0% |
| 2016 | -$0.50 | +32.4% |
| 2015 | -$0.74 | +12.9% |
| 2011 | -$0.85 | -37.1% |
| 2010 | -$0.62 | -139.2% |
| 2009 | $1.58 | +931.6% |
| 2008 | -$0.19 | — |
Quarterly Diluted EPS
| Quarter Ending | Diluted EPS | YoY | QoQ |
|---|---|---|---|
| September 30, 2025 | -$0.80 | +15.8% | -214.3% |
| June 30, 2025 | $0.70 | +255.6% | +175.3% |
| March 31, 2025 | -$0.93 | +5.1% | +2.1% |
| September 30, 2024 | -$0.95 | +7.8% | -111.1% |
| June 30, 2024 | -$0.45 | +25.0% | +54.1% |
| March 31, 2024 | -$0.98 | -12.6% | +4.9% |
| September 30, 2023 | -$1.03 | -212.1% | -71.7% |
| June 30, 2023 | -$0.60 | +18.9% | +31.0% |
- IONIS PHARMACEUTICALS INC showed an increase of +21.7% in Diluted EPS compared to the prior fiscal year.
- Over the 2008–2025 period, IONIS PHARMACEUTICALS INC’s diluted eps has declined by 1152.6% (from $0.19 per share (loss) to $2.38 per share (loss)).
- The most recent figure is from IONIS PHARMACEUTICALS INC’s fiscal year 2025 report (Form 10-K), filed with the SEC on February 26, 2026.
- All figures are sourced from SEC EDGAR XBRL filings, last verified June 17, 2026.
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