2.28
price up icon7.55%   0.16
after-market After Hours: 2.28
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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 July 06, 2026, is $2.28.
  • 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 356.00% to $2.28 now.
  • The 52-week high stock price for ATOS is $19.35, representing a 748.68% increase from the current share price, occurred on October 09, 2025.
  • The 52-week low stock price for ATOS is $1.70, indicating a -25.44% decrease from the current share price, occurred on June 25, 2026.
  • The closing price of Atossa Therapeutics Inc (ATOS) stock in the beginning of 2025 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
Jul 06, 2026 $2.41 $2.14 $0.27 227,986.0 +7.55%
Jul 02, 2026 $2.19 $2.03 $0.16 116,329.0 +3.92%
Jul 01, 2026 $2.06 $1.92 $0.1399 142,978.0 +5.70%
Jun 30, 2026 $2.01 $1.93 $0.085 73,470.0 -2.53%
Jun 29, 2026 $2.04 $1.89 $0.15 180,647.0 +5.32%
Jun 26, 2026 $1.91 $1.73 $0.18 376,705.0 +6.21%
Jun 25, 2026 $1.78 $1.70 $0.08 143,421.0 +1.14%
Jun 24, 2026 $1.89 $1.75 $0.14 303,363.0 -7.89%
Jun 23, 2026 $1.96 $1.78 $0.18 534,696.0 +3.83%
Jun 22, 2026 $2.03 $1.81 $0.22 466,735.0 -8.96%
Jun 18, 2026 $2.02 $1.95 $0.075 191,880.0 +1.26%
Jun 17, 2026 $2.21 $1.95 $0.26 684,106.0 -10.59%
Jun 16, 2026 $2.38 $2.16 $0.2261 309,615.0 -5.53%
Jun 15, 2026 $2.51 $2.31 $0.20 472,677.0 -4.47%
Jun 12, 2026 $2.70 $2.45 $0.25 639,533.0 -4.84%
Jun 11, 2026 $2.81 $2.52 $0.29 1,403,228.0 -41.25%
Jun 10, 2026 $4.59 $4.36 $0.23 29,880.0 -0.23%
Jun 09, 2026 $4.59 $4.36 $0.23 53,794.0 -3.08%

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 2026

Month High Low High - Low Volume % Change
Jul, 2026 $2.41 $1.92 $0.4899 715,279.0 +18.13%
Jun, 2026 $5.20 $1.70 $3.50 6,208,553.0 -63.10%
May, 2026 $6.18 $4.66 $1.52 1,047,327.0 -2.61%
Apr, 2026 $6.28 $4.70 $1.58 1,172,729.0 +2.09%
Mar, 2026 $6.09 $4.23 $1.86 1,863,126.0 +18.74%
Feb, 2026 $7.56 $3.76 $3.80 3,863,703.0 -47.73%
Jan, 2026 $10.95 $7.98 $2.97 2,544,566.5 -4.24%

Atossa Therapeutics Inc Stock (ATOS) Price History 2025

Month High Low High - Low Volume % Change
Dec, 2025 $14.85 $9.23 $5.62 1,725,576.6 -20.06%
Nov, 2025 $13.61 $11.16 $2.45 660,601.7 -12.60%
Oct, 2025 $19.35 $12.83 $6.52 2,048,827.3 +2.61%
Sep, 2025 $13.48 $11.25 $2.23 791,586.8 +13.65%
Aug, 2025 $12.75 $10.97 $1.78 789,188.7 -8.53%
Jul, 2025 $14.76 $12.10 $2.66 1,831,223.6 +0.48%
Jun, 2025 $14.01 $11.55 $2.46 2,008,512.8 +6.81%
May, 2025 $16.05 $10.95 $5.10 1,027,489.3 -13.45%
Apr, 2025 $13.50 $8.29 $5.21 1,013,681.3 +33.44%
Mar, 2025 $11.60 $9.90 $1.70 703,617.9 -12.12%
Feb, 2025 $13.46 $10.94 $2.53 738,192.7 -9.05%
Jan, 2025 $15.60 $10.80 $4.80 1,074,114.9 -10.83%

Atossa Therapeutics Inc Stock (ATOS) Price History 2024

Month High Low High - Low Volume % Change
Dec, 2024 $19.65 $14.01 $5.64 1,296,789.8 -25.07%
Nov, 2024 $24.90 $17.55 $7.35 1,088,864.1 -5.80%
Oct, 2024 $22.80 $20.10 $2.70 618,356.3 -9.21%
Sep, 2024 $23.70 $19.35 $4.35 752,867.6 +10.95%
Aug, 2024 $21.90 $16.50 $5.40 831,216.5 +1.48%
Jul, 2024 $22.50 $16.35 $6.15 1,321,829.1 +13.45%
Jun, 2024 $20.55 $15.30 $5.25 2,204,281.4 -8.46%
May, 2024 $27.15 $19.27 $7.88 1,799,881.9 -13.91%
Apr, 2024 $34.65 $18.60 $16.05 3,692,242.9 -16.11%
Mar, 2024 $29.10 $14.70 $14.40 2,771,320.5 +84.24%
Feb, 2024 $15.75 $12.42 $3.33 599,518.1 +14.40%
Jan, 2024 $14.78 $11.62 $3.16 512,101.2 -2.95%
$111.54
price down icon 0.05%
$56.92
price down icon 1.47%
$35.39
price up icon 0.74%
ONC ONC
$309.46
price up icon 3.97%
$81.80
price up icon 2.56%
$189.99
price up icon 0.40%
Cap:     |  Volume (24h):