2.33
price down icon5.67%   -0.14
pre-market  Pre-market:  2.33  
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Cyclerion Therapeutics Inc Stock (CYCN) Price History

The historical daily chart and data for Cyclerion Therapeutics Inc stock (CYCN), show that the latest closing stock price as of October 10, 2025, is $2.33.
  • Cyclerion Therapeutics Inc all-time high stock price is $457.00, occurred on April 01, 2019.
  • The lowest Cyclerion Therapeutics Inc stock price recorded was $0.00 on December 11, 2023. Since then, Cyclerion Therapeutics Inc's stock price has risen over to $2.33 now.
  • The 52-week high stock price for CYCN is $9.4699, representing a 306.43% increase from the current share price, occurred on December 04, 2024.
  • The 52-week low stock price for CYCN is $1.27, indicating a -45.49% decrease from the current share price, occurred on November 22, 2024.
  • The closing price of Cyclerion Therapeutics Inc (CYCN) stock in the beginning of 2024 was $35.60. The stock closed the year at $13.12, a loss of over -63.13% for the year.
The table below shows more information about CYCN historical price data:
Date High Low High - Low Volume % Change
Oct 10, 2025 $2.50 $2.26 $0.24 70,323.0 -5.67%
Oct 09, 2025 $2.54 $2.40 $0.14 41,977.0 -1.98%
Oct 08, 2025 $2.56 $2.41 $0.15 78,537.0 -1.18%
Oct 07, 2025 $2.59 $2.38 $0.21 135,287.0 +6.69%
Oct 06, 2025 $2.49 $2.17 $0.32 179,145.0 -4.40%
Oct 03, 2025 $2.59 $2.40 $0.19 58,868.0 +0.81%
Oct 02, 2025 $2.55 $2.31 $0.24 82,344.0 +4.64%
Oct 01, 2025 $2.43 $2.20 $0.2292 120,296.0 +3.04%
Sep 30, 2025 $2.34 $2.24 $0.0989 95,588.0 -1.71%
Sep 29, 2025 $2.50 $2.16 $0.339 151,261.0 -3.31%
Sep 26, 2025 $2.75 $2.33 $0.42 188,080.0 -11.36%
Sep 25, 2025 $2.83 $2.50 $0.33 490,325.0 -16.00%
Sep 24, 2025 $3.76 $3.02 $0.7399 14,368,761.0 +7.62%
Sep 23, 2025 $3.17 $2.70 $0.4682 4,445,202.0 -0.66%
Sep 22, 2025 $3.07 $2.30 $0.77 105,247.0 +27.73%
Sep 19, 2025 $2.50 $2.34 $0.1616 16,109.0 +1.71%
Sep 18, 2025 $2.40 $2.33 $0.0744 9,275.0 +0.43%
Sep 17, 2025 $2.52 $2.30 $0.22 15,036.0 -4.74%
Sep 16, 2025 $2.59 $2.36 $0.2299 16,672.0 +3.64%
Sep 15, 2025 $2.58 $2.36 $0.2185 18,303.0 -4.07%

Cyclerion Therapeutics Inc Stock (CYCN) Year by Year Price History

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

Cyclerion Therapeutics Inc Stock (CYCN) Price History 2025

Month High Low High - Low Volume % Change
Oct, 2025 $2.59 $2.17 $0.42 837,100.0 +1.30%
Sep, 2025 $3.76 $2.13 $1.63 20,162,848.0 -6.88%
Aug, 2025 $2.90 $2.10 $0.80 603,264.0 -6.79%
Jul, 2025 $3.74 $2.51 $1.23 1,230,153.0 -8.93%
Jun, 2025 $3.31 $2.71 $0.5994 418,672.0 +3.56%
May, 2025 $3.45 $2.70 $0.75 391,070.0 -18.55%
Apr, 2025 $3.79 $2.40 $1.39 303,919.0 +38.00%
Mar, 2025 $2.92 $2.34 $0.58 697,588.0 -6.37%
Feb, 2025 $6.25 $2.51 $3.74 33,372,590.0 -31.89%
Jan, 2025 $4.47 $2.30 $2.17 83,486,010.0 +21.74%

Cyclerion Therapeutics Inc Stock (CYCN) Price History 2024

Month High Low High - Low Volume % Change
Dec, 2024 $9.47 $1.57 $7.90 150,743,808.0 +56.82%
Nov, 2024 $3.74 $1.27 $2.47 44,906,908.0 -23.88%
Oct, 2024 $4.13 $2.29 $1.84 423,827.0 +11.58%
Sep, 2024 $3.16 $2.50 $0.6622 85,294.0 -11.60%
Aug, 2024 $3.87 $2.49 $1.38 84,659.0 -18.16%
Jul, 2024 $3.94 $2.04 $1.90 182,614.0 +55.65%
Jun, 2024 $3.09 $1.90 $1.19 140,117.0 -13.86%
May, 2024 $3.20 $2.60 $0.5999 15,975.0 -5.65%
Apr, 2024 $3.98 $2.77 $1.21 65,577.0 -11.56%
Mar, 2024 $3.45 $2.70 $0.75 46,031.0 +6.67%
Feb, 2024 $4.00 $2.65 $1.35 62,753.0 +0.00%
Jan, 2024 $4.30 $2.54 $1.76 70,330.0 -10.45%

Cyclerion Therapeutics Inc Stock (CYCN) Price History 2023

Month High Low High - Low Volume % Change
Dec, 2023 $5.25 $2.06 $3.19 329,168.0 +53.67%
Nov, 2023 $2.73 $1.75 $0.9799 89,443.0 -16.15%
Oct, 2023 $4.04 $2.60 $1.44 124,412.0 -23.98%
Sep, 2023 $4.13 $3.24 $0.8899 173,057.0 -4.74%
Aug, 2023 $3.90 $2.89 $1.01 209,873.0 +12.32%
Jul, 2023 $4.54 $2.77 $1.77 171,117.0 -22.42%
Jun, 2023 $4.83 $4.07 $0.76 218,123.0 -5.29%
May, 2023 $6.75 $3.64 $3.11 1,438,584.3 -21.19%
Apr, 2023 $8.66 $5.17 $3.49 148,772.9 -36.39%
Mar, 2023 $13.78 $8.01 $5.77 629,148.7 -33.35%
Feb, 2023 $19.14 $11.66 $7.48 123,764.4 -2.94%
Jan, 2023 $15.00 $11.37 $3.63 93,637.5 +2.21%
$21.35
price down icon 5.74%
$83.80
price down icon 1.12%
$31.81
price down icon 0.13%
$102.06
price down icon 2.32%
$162.33
price down icon 1.26%
biotechnology ONC
$320.10
price down icon 4.68%
Cap:     |  Volume (24h):