CompaniesByCap
IONS
Ionis Pharmaceuticals, Inc. (IONS)
NASDAQ · Healthcare

Ionis Pharmaceuticals, Inc. Stock Price History 2008–2025

Ionis Pharmaceuticals, Inc.
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Historical daily closing price for Ionis Pharmaceuticals, Inc. since 2006, adjusted for splits and dividends. The latest closing stock price for Ionis Pharmaceuticals, Inc. as of June 11, 2026 is 73.55.

  • The all-time high Ionis Pharmaceuticals, Inc. stock closing price was 86.50 on February 6, 2026.
  • The Ionis Pharmaceuticals, Inc. 52-week high stock price is 86.50, which is 17.6% above the current share price.
  • The Ionis Pharmaceuticals, Inc. 52-week low stock price is 35.24, which is 52.1% below the current share price.
  • The average Ionis Pharmaceuticals, Inc. stock price for the last 52 weeks is 67.45.
Annual Close Price
YEAR-END CLOSE · USD
ANNUAL % CHANGE · %
YearAverageYear OpenYear HighYear LowYear CloseAnnual % Change
202677.1579.6786.5069.6873.55-7.03%
202547.7534.6982.7325.5179.11+126.29%
202443.1052.8753.5533.7334.96-30.90%
202341.3137.5851.6333.5850.59+33.94%
202238.7032.6048.6629.8837.77+24.12%
202140.8656.7863.7825.6130.43-46.18%
202054.1760.8963.4041.6056.54-6.41%
201964.9753.7786.1452.9260.41+11.75%
201848.2449.2559.5440.5354.06+7.48%
201749.6947.3464.3937.9150.30+5.16%
201635.8661.6861.6820.6247.83-22.77%

Ionis Pharmaceuticals, Inc. Stock Price History — FAQ

Ionis Pharmaceuticals, Inc. (IONS) stock price history over the last 18 years — annual and quarterly figures with year-over-year growth and charts.

Where can I see IONS's stock price history history?

The chart and table above show Ionis Pharmaceuticals, Inc.'s stock price history by year and by quarter, including the growth rate.