ATOS on Nasdaq

Atossa Therapeutics (United States)

Logo: atossatherapeutics.com3

Company in Seattle, United States.1

Price unavailable

Last updated Oct 16, 2026.

Overview

2009Founded1

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  • TickerATOS on Nasdaq1
  • IndustryPharmaceutical Preparations1
  • HeadquartersSeattle1
  • Websiteatossatherapeutics.com
  • Incorporated inDE4
  • Business address1448 Nw Market Street, Suite 500, Seattle, Wa 981074
  • Filer categoryNon-accelerated filer, Smaller reporting company4
Atossa Therapeutics (United States) image from its website
Image: atossatherapeutics.com3

Financials

From the company’s reports to the SEC. Every number links to the filing it came from.

Financial statements

Operating income5678910-$37.1M in 2025+115% since 2019
-$40.0M-$30.0M-$20.0M-$10.0M02019: -$17.3M-$17.3M20192020: -$14.6M-$14.6M2020−15%2021: -$20.5M-$20.5M2021+40%2022: -$27.7M-$27.7M2022+35%2023: -$31.4M-$31.4M2023+13%2024: -$27.6M-$27.6M2024−12%2025: -$37.1M-$37.1M2025+34%
Net income5678910-$34.8M in 2025+102% since 2019
-$40.0M-$30.0M-$20.0M-$10.0M02019: -$17.2M-$17.2M20192020: -$17.8M-$17.8M2020+3%2021: -$20.6M-$20.6M2021+16%2022: -$27.0M-$27.0M2022+31%2023: -$30.1M-$30.1M2023+12%2024: -$25.5M-$25.5M2024−15%2025: -$34.8M-$34.8M2025+36%

Every line of the income statement in the latest annual report, as filed.10

Period ending2025-12-312024-12-31
Research and development$21.2M$14.1M
General and administrative$16.0M$13.5M
Total operating expenses$37.1M$27.6M
Operating loss-$37.1M-$27.6M
Impairment charge on investment in equity securities$0-$1.7M
Interest income$2.4M$4.0M
Other expense, net-$6.0K-$223.0K
Loss before income taxes-$34.8M-$25.5M
Income taxes benefit$0$0
Net loss-$34.8M-$25.5M
Net loss per share of common stock - basic (in dollars per share)-$4.04-$3.04
Net loss per share of common stock - diluted (in dollars per share)-$4.04-$3.04
Weighted average shares outstanding used to compute net loss per share- basic (in shares)8.6M shares8.4M shares
Weighted average shares outstanding used to compute net loss per share - diluted (in shares)8.6M shares8.4M shares

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Former names

  • ATOSSA GENETICS INCMar 30, 2010 to Nov 13, 20194

Timeline

  1. 2009Founded Founded1

Recent filings

  1. Oct 9, 20268-K
  2. Sep 29, 20268-K
  3. Sep 18, 20268-K
  4. Aug 7, 202610-Q
  5. Aug 7, 20268-K
  6. Jun 12, 2026424B5
  7. Jun 11, 20268-K
  8. May 14, 20264
  9. May 14, 20264
  10. May 14, 20264
  11. May 14, 20264
  12. May 14, 20264
  13. May 14, 20264
  14. May 8, 20268-K
  15. May 8, 202610-Q

Every filing from the last three years, summarized. The full record is on SEC EDGAR.2