Atossa Therapeutics, Inc.

Atossa Therapeutics, Inc.

ATOSยทNASDAQ

$5.86

+0.0000%
HealthcareBiotechnology

Atossa Therapeutics, Inc., a clinical-stage biopharmaceutical company, focuses on the discovery and development of medicines in the areas of oncology and infectious diseases. The company's lead program is Endoxifen, an active metabolite of tamoxifen, which is in Phase II clinical trials to treat and prevent breast cancer. It is also developing AT-H201, an inhalation therapy to improve lung function in severely ill and hospitalized COVID-19 patients; AT-301, a proprietary drug candidate for nasal administration in patients diagnosed with COVID-19; and immunotherapy/chimeric antigen receptor therapy programs for the treatment of breast cancer. It has a research agreement with Dana-Farber Cancer Institute, Inc. to support research of cytokine-coated nanoparticles for the treatment of breast cancer. The company was formerly known as Atossa Genetics Inc. and changed its name to Atossa Therapeutics, Inc. in January 2020. Atossa Therapeutics, Inc. was founded in 2008 and is headquartered in Seattle, Washington.

At a Glance

Live Snapshot
Market Cap$50.46M
EPS-4.0400
P/E Ratio-2.19
Earnings Date05/11/2026
3Y+43.0%
5Y+157.0%
10Y+454.0%
3Y-100.0%
5Y+146.0%
10Y+150.0%
3Y-
5Y-100.0%
10Y-100.0%
ATOS

Atossa Therapeutics, Inc. Cash Conversion Engine

ATOS ยท NASDAQ
Net Income-34.77M
Depreciation & Amortization16.00K
Stock-Based Compensation2.65M
Change in Working Capital2.35M
Others0.00
Capital Expenditures-23.00K
Free Cash Flow-29.79M

Cash Flow Quality Analysis

FCF Conversion Rate

85.7%

Strong cash conversion. Most reported earnings translate into actual cash flow, suggesting solid fundamentals.

CapEx Intensity

-0.1%

Asset-light business model. Low capital requirements leave more cash available for shareholders and growth investments.

FCF Growth Trend

-41.5%

Significant FCF decline raises concerns. Urgent review needed of operational performance and capital allocation.

Working Capital Impact

+$2.35M

Working capital inflow boosted cash flow. Efficient management of receivables, inventory, and payables contributing positively.

Atossa Therapeutics, Inc. Cash Flow Statement

ATOS โ€ข NASDAQ

Atossa Therapeutics, Inc. Cash Flow StatementDec 2025Dec 2024Dec 2023Dec 2022Dec 2021Dec 2020Dec 2019Dec 2018Dec 2017Dec 2016Dec 2015Dec 2014Dec 2013Dec 2012Dec 2011Dec 2010
OPERATING ACTIVITIES
-34.8M
-25.5M
-30.1M
-27M
-20.6M
-17.8M
-17.2M
-11.4M
-8.1M
-6.4M
-12.8M
-14.7M
-10.8M
-5.1M
-3.4M
-1.1M
16K
17K
23K
8K
23K
46.5K
52.8K
44.2K
129K
303.5K
272.6K
564.5K
472.9K
130.6K
15.6K
0.0
0.0
0.0
0.0
0.0
0.0
2.4M
0.0
0.0
760.2K
-712.9K
-3.5M
-489.4K
663.1K
-91.9K
3.5M
0.0
2.6M
2.3M
4.6M
6.8M
5.3M
3M
8.8M
2.5M
786.6K
876.2K
840.1K
698.7K
1.4M
121.8K
140.1K
30.4K
0.0
1.7M
3M
3K
0.0
939.2K
5.8K
2.7M
192.8K
1.6M
840.1K
3.1M
389.8K
121.8K
-3.4M
73K
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(0.0)
(250.0)
2.3M
448K
1.5M
-599K
-1.2M
-111.4K
-791.3K
-64.4K
-339.9K
-1.1M
326.1K
277.4K
-1M
897.6K
-297.8K
625.4K
-29.8M
-21M
-20.9M
-20.8M
-16.5M
-11.6M
-9.1M
-9M
-6.6M
-5.4M
-14M
-10.6M
-8.8M
-3.9M
-3.5M
-358.1K
INVESTING ACTIVITIES
-23K
-19K
-14K
-27K
-9K
-9.4K
-7.6K
-110.9K
(0.0)
-9.2K
-130.7K
-343.3K
-489.8K
-134.6K
-136.9K
(0.0)
(0.0)
(0.0)
(0.0)
-4.7M
(0.0)
(0.0)
(0.0)
(0.0)
(0.0)
(0.0)
(0.0)
(0.0)
(0.0)
(0.0)
(0.0)
(0.0)
0.0
0.0
0.0
0.0
0.0
0.0
0.0
-110.9K
0.0
-9.2K
-157.7K
-343.0
-245.0
-30K
0.0
0.0
-23K
-19K
-14K
-4.7M
-9K
-9.4K
-7.6K
-110.9K
(0.0)
-9.2K
-288.4K
-343.3K
-489.8K
-134.6K
-136.9K
(0.0)
FINANCING ACTIVITIES
0.0
3.7M
-1.5M
0.0
69.7M
33.6M
0.0
0.0
10M
4.7M
9.5M
13.2M
13.9M
3.9M
5.7M
102K
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
-98.5K
0.0
-5.1K
-183.9K
182K
(0.0)
(0.0)
-1.5M
(0.0)
(0.0)
(0.0)
(0.0)
(0.0)
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(0.0)
(0.0)
(0.0)
(0.0)
(0.0)
(0.0)
0.0
0.0
0.0
0.0
43.6M
-13.8K
11.3M
0.0
749.2K
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
3.7M
-1.5M
0.0
113.3M
38.6M
11.3M
12.3M
10.8M
4.7M
9.5M
13.1M
13.9M
3.8M
5.5M
284K
CASH FLOW SUMMARY
-29.8M
-17.4M
-22.4M
-25.5M
96.8M
27M
2.2M
3.2M
4.2M
-687.9K
-4.8M
2.2M
4.6M
-185.6K
1.9M
-74.1K
71.2M
88.6M
111M
136.5M
39.7M
12.7M
10.5M
7.3M
3M
3.7M
8.5M
6.3M
1.7M
1.9M
10.3K
84.4K
41.4M
71.2M
88.6M
111M
136.5M
39.7M
12.7M
10.5M
7.2M
3M
3.7M
8.5M
6.3M
1.7M
1.9M
10.3K
-29.8M
-21M
-21M
-20.8M
-16.5M
-11.6M
-9.1M
-9.1M
-6.6M
-5.4M
-14.1M
-10.9M
-9.3M
-4M
-3.6M
-358.1K

SEC Filings

ATOS - Filing history and reports

Filing TypeFiling DatePeriod EndingFiscal YearActions
8-K

8-K 2026

N/A

April 16, 2026
April 13, 2026
2026
DEF 14A

DEF 14A 2026

N/A

March 30, 2026
March 30, 2026
2026
8-K

8-K 2026

N/A

March 25, 2026
March 25, 2026
2026
10-K

10-K 2025 FY

FY

March 25, 2026
December 31, 2025
2025
8-K

8-K 2026

N/A

February 20, 2026
February 19, 2026
2026
8-K

8-K 2026

N/A

February 17, 2026
February 17, 2026
2026
8-K

8-K 2026

N/A

February 11, 2026
February 11, 2026
2026
8-K

8-K 2026

N/A

January 26, 2026
January 20, 2026
2026
8-K

8-K 2026

N/A

January 09, 2026
January 09, 2026
2026
8-K

8-K 2026

N/A

January 06, 2026
January 06, 2026
2026
Showing 1 to 10 of 293 filings