1.08
price down icon8.47%   -0.10
pre-market  Pre-market:  1.11   0.03   +2.78%
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Atossa Therapeutics Inc Stock (ATOS) Price History

The historical daily chart and data for Atossa Therapeutics Inc stock (ATOS), show that the latest closing stock price as of October 10, 2025, is $1.08.
  • Atossa Therapeutics Inc all-time high stock price is $477.00, occurred on February 26, 2015.
  • The lowest Atossa Therapeutics Inc stock price recorded was $0.50 on December 28, 2022. Since then, Atossa Therapeutics Inc's stock price has risen over 116.00% to $1.08 now.
  • The 52-week high stock price for ATOS is $1.66, representing a 53.70% increase from the current share price, occurred on November 11, 2024.
  • The 52-week low stock price for ATOS is $0.5526, indicating a -48.83% decrease from the current share price, occurred on April 07, 2025.
  • The closing price of Atossa Therapeutics Inc (ATOS) stock in the beginning of 2024 was $1.74. The stock closed the year at $0.5285, a loss of over -69.63% for the year.
The table below shows more information about ATOS historical price data:
Date High Low High - Low Volume % Change
Oct 10, 2025 $1.20 $1.05 $0.15 2,397,684.0 -8.47%
Oct 09, 2025 $1.29 $1.12 $0.17 4,352,923.0 +6.31%
Oct 08, 2025 $1.16 $1.01 $0.15 4,112,740.0 +9.90%
Oct 07, 2025 $1.02 $0.982 $0.038 1,070,732.0 +1.00%
Oct 06, 2025 $1.02 $0.9702 $0.0498 1,283,917.0 -0.99%
Oct 03, 2025 $1.05 $0.9221 $0.1279 3,017,438.0 +9.78%
Oct 02, 2025 $0.926 $0.89 $0.036 807,228.0 +0.41%
Oct 01, 2025 $0.93 $0.8553 $0.0747 1,162,527.0 +5.67%
Sep 30, 2025 $0.89 $0.8611 $0.0289 364,206.0 -0.65%
Sep 29, 2025 $0.899 $0.861 $0.038 914,432.0 +1.65%
Sep 26, 2025 $0.8592 $0.815 $0.0442 463,266.0 +5.12%
Sep 25, 2025 $0.841 $0.8152 $0.0258 323,408.0 -1.07%
Sep 24, 2025 $0.8473 $0.818 $0.0293 398,732.0 +0.32%
Sep 23, 2025 $0.8668 $0.82 $0.0468 955,338.0 -0.96%
Sep 22, 2025 $0.849 $0.8201 $0.0289 467,173.0 -2.10%
Sep 19, 2025 $0.8847 $0.8299 $0.0548 749,213.0 -3.55%
Sep 18, 2025 $0.88 $0.83 $0.05 1,041,711.0 +6.00%
Sep 17, 2025 $0.839 $0.8085 $0.0305 494,367.0 +0.99%
Sep 16, 2025 $0.8286 $0.8069 $0.0217 554,672.0 +0.46%
Sep 15, 2025 $0.836 $0.8111 $0.0249 586,142.0 -2.57%

Atossa Therapeutics Inc Stock (ATOS) Year by Year Price History

In this detailed analysis, we present a comprehensive overview of the price movements of Atossa 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 ATOS shares. From significant milestones and fluctuations to notable trends, this in-depth examination of Atossa Therapeutics Inc stock price history provides a foundation for understanding how the company's stock has evolved over time.

Atossa Therapeutics Inc Stock (ATOS) Price History 2025

Month High Low High - Low Volume % Change
Oct, 2025 $1.29 $0.8553 $0.4347 20,602,873.0 +24.57%
Sep, 2025 $0.899 $0.75 $0.149 11,873,802.0 +13.65%
Aug, 2025 $0.85 $0.7313 $0.1187 11,837,830.0 -8.53%
Jul, 2025 $0.984 $0.8068 $0.1772 27,468,354.0 +0.48%
Jun, 2025 $0.934 $0.77 $0.164 30,127,692.0 +6.81%
May, 2025 $1.07 $0.7302 $0.3398 15,412,340.0 -13.45%
Apr, 2025 $0.90 $0.5526 $0.3474 15,205,220.0 +33.44%
Mar, 2025 $0.7737 $0.66 $0.1137 10,554,269.0 -12.12%
Feb, 2025 $0.8975 $0.729 $0.1685 11,072,890.0 -9.05%
Jan, 2025 $1.04 $0.7203 $0.3197 16,111,723.0 -10.83%

Atossa Therapeutics Inc Stock (ATOS) Price History 2024

Month High Low High - Low Volume % Change
Dec, 2024 $1.31 $0.934 $0.376 19,451,847.0 -25.07%
Nov, 2024 $1.66 $1.17 $0.49 16,332,962.0 -5.80%
Oct, 2024 $1.52 $1.34 $0.18 9,275,344.0 -9.21%
Sep, 2024 $1.58 $1.29 $0.29 11,293,014.0 +10.95%
Aug, 2024 $1.46 $1.10 $0.36 12,468,247.0 +1.48%
Jul, 2024 $1.50 $1.09 $0.41 19,827,436.0 +13.45%
Jun, 2024 $1.37 $1.02 $0.35 33,064,221.0 -8.46%
May, 2024 $1.81 $1.28 $0.525 26,998,228.0 -13.91%
Apr, 2024 $2.31 $1.24 $1.07 55,383,644.0 -16.11%
Mar, 2024 $1.94 $0.98 $0.96 41,569,807.0 +84.24%
Feb, 2024 $1.05 $0.8279 $0.2221 8,992,771.0 +14.40%
Jan, 2024 $0.985 $0.7744 $0.2106 7,681,518.0 -2.95%

Atossa Therapeutics Inc Stock (ATOS) Price History 2023

Month High Low High - Low Volume % Change
Dec, 2023 $1.10 $0.70 $0.40 9,772,418.0 +18.42%
Nov, 2023 $0.833 $0.62 $0.213 6,792,936.0 +10.84%
Oct, 2023 $0.7479 $0.643 $0.1049 6,046,567.0 -8.97%
Sep, 2023 $0.9399 $0.6624 $0.2775 9,466,140.0 -6.76%
Aug, 2023 $1.14 $0.77 $0.37 10,746,747.0 -28.19%
Jul, 2023 $1.38 $1.02 $0.36 18,672,122.0 -12.70%
Jun, 2023 $1.39 $0.85 $0.54 24,804,763.0 +35.48%
May, 2023 $1.02 $0.60 $0.42 15,417,516.0 +45.49%
Apr, 2023 $0.7658 $0.5901 $0.1757 5,051,052.0 -11.82%
Mar, 2023 $0.76 $0.6411 $0.1189 7,218,312.0 -2.04%
Feb, 2023 $0.8685 $0.71 $0.1585 7,718,634.0 -7.59%
Jan, 2023 $1.00 $0.55 $0.45 14,384,397.0 +51.52%
$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):