73.09
price down icon1.18%   -0.87
pre-market  Pre-market:  73.74   0.65   +0.89%
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Ionis Pharmaceuticals Inc Stock (IONS) Price History

The historical daily chart and data for Ionis Pharmaceuticals Inc stock (IONS), show that the latest closing stock price as of June 16, 2026, is $73.09.
  • Ionis Pharmaceuticals Inc all-time high stock price is $86.74, occurred on February 05, 2026.
  • The lowest Ionis Pharmaceuticals Inc stock price recorded was $19.59 on May 27, 2016. Since then, Ionis Pharmaceuticals Inc's stock price has risen over 273.10% to $73.09 now.
  • The 52-week high stock price for IONS is $86.74, representing a 18.68% increase from the current share price, occurred on February 05, 2026.
  • The 52-week low stock price for IONS is $34.84, indicating a -52.33% decrease from the current share price, occurred on June 17, 2025.
  • The closing price of Ionis Pharmaceuticals Inc (IONS) stock in the beginning of 2025 was $32.60. The stock closed the year at $37.77, a gain of over 15.86% for the year.
The table below shows more information about IONS historical price data:
Date High Low High - Low Volume % Change
Jun 16, 2026 $73.95 $72.30 $1.66 1,800,859.0 -1.18%
Jun 15, 2026 $74.27 $72.88 $1.39 1,506,276.0 +0.93%
Jun 12, 2026 $74.35 $72.57 $1.78 1,964,857.0 -0.74%
Jun 11, 2026 $74.47 $72.76 $1.71 2,234,421.0 +0.68%
Jun 10, 2026 $75.85 $72.83 $3.02 1,595,747.0 -1.69%
Jun 09, 2026 $75.79 $73.53 $2.26 1,568,652.0 +1.41%
Jun 08, 2026 $74.43 $73.14 $1.30 1,620,648.0 -1.26%
Jun 05, 2026 $75.96 $73.81 $2.15 1,981,991.0 -0.87%
Jun 04, 2026 $75.88 $73.82 $2.06 1,240,812.0 +1.77%
Jun 03, 2026 $74.12 $72.02 $2.10 1,303,163.0 +1.16%
Jun 02, 2026 $75.22 $72.56 $2.66 2,086,168.0 -3.20%
Jun 01, 2026 $76.19 $74.70 $1.48 1,467,656.0 -1.46%
May 29, 2026 $78.10 $76.39 $1.71 1,675,592.0 -1.07%
May 28, 2026 $78.00 $75.34 $2.66 1,592,996.0 +1.10%
May 27, 2026 $77.40 $76.23 $1.17 1,458,605.0 +0.55%
May 26, 2026 $76.74 $74.73 $2.01 1,279,123.0 +0.67%
May 22, 2026 $76.80 $75.00 $1.80 1,579,157.0 -0.29%
May 21, 2026 $76.48 $74.21 $2.27 2,295,125.0 +0.96%
May 20, 2026 $75.69 $73.97 $1.72 2,005,310.0 +1.65%
May 19, 2026 $74.15 $72.00 $2.15 1,519,487.0 +1.82%

Ionis Pharmaceuticals Inc Stock (IONS) Year by Year Price History

In this detailed analysis, we present a comprehensive overview of the price movements of Ionis Pharmaceuticals Inc stock over the years. By exploring the year-by-year data, investors can gain valuable insights into the historical performance and volatility of IONS shares. From significant milestones and fluctuations to notable trends, this in-depth examination of Ionis Pharmaceuticals Inc stock price history provides a foundation for understanding how the company's stock has evolved over time.

Ionis Pharmaceuticals Inc Stock (IONS) Price History 2026

Month High Low High - Low Volume % Change
Jun, 2026 $76.19 $72.02 $4.16 22,172,109.0 -4.46%
May, 2026 $79.19 $71.93 $7.26 33,385,894.0 +2.33%
Apr, 2026 $77.76 $71.17 $6.59 37,016,312.0 -0.44%
Mar, 2026 $82.75 $68.90 $13.85 54,262,022.0 -7.47%
Feb, 2026 $86.74 $78.92 $7.82 40,714,094.0 -1.84%
Jan, 2026 $86.15 $74.20 $11.95 48,038,785.0 +4.50%

Ionis Pharmaceuticals Inc Stock (IONS) Price History 2025

Month High Low High - Low Volume % Change
Dec, 2025 $83.61 $76.69 $6.92 38,054,517.0 -4.54%
Nov, 2025 $82.95 $66.66 $16.29 62,149,286.0 +11.35%
Oct, 2025 $75.49 $64.92 $10.56 48,024,340.0 +13.57%
Sep, 2025 $65.55 $49.13 $16.42 70,675,975.0 +53.44%
Aug, 2025 $44.99 $40.03 $4.96 41,497,020.0 -0.80%
Jul, 2025 $45.66 $39.72 $5.94 43,205,225.0 +8.78%
Jun, 2025 $40.61 $33.43 $7.18 34,212,913.0 +17.91%
May, 2025 $34.71 $30.01 $4.70 32,407,634.0 +9.12%
Apr, 2025 $31.82 $23.95 $7.87 40,409,632.0 +1.79%
Mar, 2025 $35.00 $29.61 $5.39 31,477,708.0 -9.10%
Feb, 2025 $34.74 $30.23 $4.51 31,291,435.0 +4.04%
Jan, 2025 $35.48 $31.40 $4.08 32,012,654.0 -8.75%

Ionis Pharmaceuticals Inc Stock (IONS) Price History 2024

Month High Low High - Low Volume % Change
Dec, 2024 $40.10 $34.85 $5.25 30,301,813.0 -2.27%
Nov, 2024 $40.06 $33.33 $6.73 27,637,526.0 -6.93%
Oct, 2024 $40.58 $37.00 $3.58 29,680,820.0 -4.17%
Sep, 2024 $49.08 $39.48 $9.60 47,312,004.0 -15.98%
Aug, 2024 $51.62 $46.22 $5.40 22,352,562.0 -3.60%
Jul, 2024 $52.34 $44.34 $8.00 28,911,084.0 +3.78%
Jun, 2024 $47.86 $37.92 $9.94 27,918,581.0 +26.86%
May, 2024 $43.76 $35.95 $7.81 27,063,649.0 -8.94%
Apr, 2024 $44.08 $40.38 $3.70 18,580,866.0 -4.82%
Mar, 2024 $46.10 $41.60 $4.50 20,595,545.0 -4.11%
Feb, 2024 $51.98 $43.20 $8.78 26,378,113.0 -12.03%
Jan, 2024 $54.44 $49.82 $4.62 26,752,078.0 +1.58%
$30.41
price up icon 1.27%
$55.40
price up icon 6.27%
$89.50
price down icon 1.43%
$54.21
price down icon 0.11%
ONC ONC
$263.92
price down icon 1.60%
$156.58
price down icon 2.17%
Cap:     |  Volume (24h):