ATOSSA THERAPEUTICS, INC.
ATOSSA THERAPEUTICS, INC.
Insider Sentiment (TTM):
Last Purchase:2025-05-21Last Sale:2023-11-15Shares Purchased (TTM):0Shares Sold (TTM):0
Institutional Sentiment:
As of:2026-03-31Institutional Shares Owned:1,238,775Shares Outstanding:8,622,289Institutional Ownership Pct.:14.37%
Earnings Market Reaction:
Filing Date:2026-05-08Price on Filing Date:N/APrevious Close:N/A% Change:N/A
ATOSSA THERAPEUTICS, INC. (ATOS) — SEC Financial Statements & Analysis
ATOSSA THERAPEUTICS, INC. (ATOS) files its annual 10-K and quarterly 10-Q reports directly with the SEC. The financial data below is sourced as-filed from EDGAR — balance sheet, income statement, and cash flow as reported, without normalization or third-party adjustments.
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Financial Statements
Values in Millions ($) | 2026-03-31 | 2025-12-31 | 2025-09-30 | 2025-06-30 | 2025-03-31 | 2024-12-31 | 2024-09-30 | 2024-06-30 | 2024-03-31 | 2023-12-31 | 2023-09-30 | 2023-06-30 | Subscriber-only column | Subscriber-only column | Subscriber-only column | Subscriber-only column | Data beyond 3 years is for subscribers only. Unlock 17+ years of financial data Start 7-day free trial |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Assets | |||||||||||||||||
Cash And Cash Equivalents At Carrying Value | 32 | 41 | 52 | 58 | 65 | 71 | 75 | 80 | 84 | 88 | 94 | 99 | |||||
Restricted Cash And Cash Equivalents At Carrying V… | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||
Prepaid Expense Current | - | - | - | - | - | - | - | - | - | - | 3 | 6 | |||||
Assets Current | |||||||||||||||||
Assets Current | 37 | 46 | 56 | 63 | 69 | 74 | 77 | 82 | 87 | 92 | 98 | 106 | |||||
Other Assets Current | - | - | - | - | - | - | - | - | - | - | 0 | 0 | |||||
Prepaid Expense And Other Assets Current | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | - | - | |||||
Other Assets Noncurrent | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | |||||
Equity Securities Without Readily Determinable Fai… | - | - | - | - | - | 0 | 0 | 2 | 2 | 2 | 2 | 2 | |||||
Assets | 38 | 48 | 58 | 65 | 71 | 76 | 79 | 86 | 91 | 96 | 102 | 108 | |||||
Liabilities And Stockhold… | |||||||||||||||||
Accounts Payable Current | 3 | 4 | 4 | 2 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | |||||
Accrued Liabilities Current | 3 | 1 | 2 | 2 | 2 | 1 | 2 | 2 | 2 | 1 | 1 | 1 | |||||
Liabilities Current | |||||||||||||||||
Liabilities Current | 7 | 8 | 8 | 7 | 5 | 5 | 6 | 6 | 5 | 5 | 3 | 3 | |||||
Employee Related Liabilities Current | 1 | 2 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 2 | 1 | 1 | |||||
Other Liabilities Current | 1 | 1 | 2 | 2 | 2 | 2 | 1 | 2 | 2 | 2 | 0 | 0 | |||||
Liabilities | 7 | 8 | 8 | 7 | 5 | 5 | 6 | 6 | 5 | 5 | 3 | 3 | |||||
Preferred Stock Value | 0 | - | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||
Common Stock Value | 2 | 2 | 23 | 23 | 23 | 2 | 23 | 23 | 23 | 23 | 23 | 23 | |||||
Stockholders Equity | |||||||||||||||||
Stockholders Equity | 30 | 39 | 50 | 58 | 65 | 71 | 74 | 80 | 86 | 91 | 98 | 105 | |||||
Additional Paid In Capital Common Stock | - | - | - | - | - | - | - | - | - | - | 255 | 254 | |||||
Additional Paid In Capital | 287 | 286 | 263 | 263 | 262 | 283 | 258 | 257 | 257 | 256 | - | - | |||||
Treasury Stock Common Value | -1 | -1 | -1 | -1 | -1 | -1 | -1 | -1 | -1 | -1 | -1 | -0 | |||||
Retained Earnings Accumulated Deficit | -256 | -247 | -236 | -227 | -219 | -212 | -205 | -198 | -192 | -186 | -179 | -172 | |||||
Liabilities And Stockholders Equity | 38 | 48 | 58 | 65 | 71 | 76 | 79 | 86 | 91 | 96 | 102 | 108 | |||||
Preferred Stock Par Or Stated Value Per Share | 0.001 | 0.001 | 0.001 | 0.001 | 0.001 | 0.001 | 0.001 | 0.001 | 0.001 | 0.001 | 0.001 | 0.001 | |||||
Preferred Stock Shares Authorized | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | |||||
Preferred Stock Shares Issued | 0 | - | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||
Preferred Stock Shares Outstanding | 0 | - | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||
Common Stock Par Or Stated Value Per Share | 0.18 | 0.18 | 0.18 | 0.18 | 0.18 | 0.18 | 0.18 | 0.18 | 0.18 | 0.18 | 0.18 | 0.18 | |||||
Common Stock Shares Authorized | 350 | 350 | 350 | 350 | 350 | 350 | 350 | 350 | 350 | 350 | 350 | 350 | |||||
Common Stock Shares Issued | 9 | 9 | 9 | 9 | 9 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |||||
Shares Outstanding | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | |||||
Treasury Stock Common Shares | 0 | 0 | 1 | 1 | 1 | 0 | 1 | 1 | 1 | 1 | 1 | 0 | |||||
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Earnings Market Reaction
| Fiscal Year | Q1 1 Month | Q1 2 Month | Q1 3 Month | Q2 1 Month | Q2 2 Month | Q2 3 Month | Q3 1 Month | Q3 2 Month | Q3 3 Month | Q4 1 Month | Q4 2 Month | Q4 3 Month |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | -6.61% | -66.43% | - | - | - | - | - | - | - | - | - | - |
| 2025 | 1.12% | -4.49% | -7.87% | 2.60% | 31.17% | 15.58% | -1.23% | -22.22% | -29.63% | 7.56% | -10.52% | -54.61% |
| 2024 | -14.38% | -25.34% | -16.44% | 7.26% | 18.55% | 14.52% | -18.67% | -32.67% | -44.00% | -13.89% | 34.72% | 15.28% |
| 2023 | 23.94% | 67.61% | 49.30% | -13.54% | -25.00% | -27.08% | 19.05% | 47.62% | 34.92% | -23.50% | -27.00% | -43.50% |
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Performance and Valuation Metrics
Metrics | 2026-03-31 | 2025-12-31 | 2025-09-30 | 2025-06-30 | 2025-03-31 | 2024-12-31 | 2024-09-30 | 2024-06-30 | 2024-03-31 | 2023-12-31 | 2023-09-30 | 2023-06-30 | Subscriber-only column | Subscriber-only column | Subscriber-only column | Subscriber-only column | Data beyond 3 years is for subscribers only. Unlock 17+ years of financial data Start 7-day free trial |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Liquidity Ratios | |||||||||||||||||
| Current Ratio | 4.92 | 5.53 | 6.77 | 9.17 | 12.67 | 14.99 | 13.30 | 14.35 | 16.34 | 17.61 | 28.35 | 30.48 | |||||
| Quick Ratio | 4.67 | 5.39 | 6.70 | 9.01 | 12.41 | 14.76 | 13.14 | 14.17 | 16.04 | 17.20 | 27.34 | 28.82 | |||||
| Working Capital | 29.21M | 37.36M | 47.45M | 55.70M | 63.32M | 69.49M | 71.32M | 76.02M | 81.73M | 86.98M | 94.20M | 102.53M | |||||
Leverage & Debt | |||||||||||||||||
| Debt to Equity | 0.24 | 0.21 | 0.17 | 0.12 | 0.08 | 0.07 | 0.08 | 0.07 | 0.06 | 0.06 | 0.04 | 0.03 | |||||
| Debt Ratio | 0.20 | 0.17 | 0.14 | 0.11 | 0.08 | 0.06 | 0.07 | 0.07 | 0.06 | 0.05 | 0.03 | 0.03 | |||||
Efficiency & Turnover | |||||||||||||||||
| Asset Turnover TTM | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | |||||
Per Share Metrics | |||||||||||||||||
| Diluted EPS TTM | -4.37 | -4.04 | -3.50 | -3.33 | -3.06 | -3.04 | -3.21 | -3.09 | -3.55 | -3.58 | -3.56 | -3.74 | |||||
| Free Cash Flow Per Share TTM | -3.87 | -3.46 | -3.05 | -2.91 | -2.59 | -2.51 | -2.33 | -2.23 | -2.23 | -2.49 | -2.37 | -2.54 | |||||
| Dividend Per Share TTM | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | |||||
Growth Metrics | |||||||||||||||||
| Net Income Growth (1Y) | 42.88% | 36.33% | 12.15% | 10.84% | -11.27% | -15.25% | -9.79% | -18.04% | 4.34% | 11.62% | 22.76% | 47.13% | |||||
| EPS Growth (1Y) | 42.88% | 32.84% | 9.20% | 7.89% | -14.03% | -15.10% | -9.77% | -17.46% | 5.43% | 12.10% | 23.57% | 47.13% | |||||
Valuation Metrics | |||||||||||||||||
| P/E TTM | -1.20 | -2.19 | -3.72 | -3.73 | -3.29 | -4.64 | -7.10 | -5.77 | -7.60 | -3.69 | -3.12 | -5.05 | |||||
| P/B | 1.49 | 1.94 | 2.26 | 1.86 | 1.33 | 1.66 | 2.59 | 1.87 | 2.63 | 1.22 | 0.95 | 1.52 | |||||
| Market Cap | 45.35M | 76.21M | 112.38M | 107.21M | 86.65M | 118.31M | 191.17M | 149.62M | 225.58M | 110.95M | 93.09M | 159.54M | |||||
| Enterprise Value | 13.64M | 34.91M | 60.53M | 49.35M | 21.54M | 47.22M | 116.41M | 70.10M | 141.62M | 22.49M | -944.09K | 60.15M | |||||
Calculated Values | |||||||||||||||||
| Free Cash Flow TTM | -33.40M | -29.79M | -26.29M | -25.04M | -22.31M | -21.05M | -19.57M | -18.69M | -18.64M | -20.96M | -19.92M | -21.45M | |||||
| Net Debt | -31.72M | -41.30M | -51.85M | -57.86M | -65.12M | -71.08M | -74.77M | -79.53M | -83.96M | -88.46M | -94.03M | -99.39M | |||||
Per-Share and Margin | |||||||||||||||||
| EPS TTM | |||||||||||||||||
| Adjusted EPS TTM | |||||||||||||||||
| Cash Flow Per Share TTM | |||||||||||||||||
| Pretax Margin TTM | |||||||||||||||||
| Stock Comp to Revenue TTM | |||||||||||||||||
Turnover Ratios and Averages | |||||||||||||||||
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| Inventory Turnover TTM | |||||||||||||||||
| Payables Turnover TTM | |||||||||||||||||
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| Days Payables Outstanding TTM | |||||||||||||||||
| Cash Conversion Cycle TTM | |||||||||||||||||
| Working Capital to Revenue | |||||||||||||||||
| Deferred Revenue to Revenue | |||||||||||||||||
Growth Rates | |||||||||||||||||
| Total Assets Growth (1Y) | |||||||||||||||||
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| Dividends Paid Growth (1Y) | |||||||||||||||||
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| Net Income Growth (3Y) | |||||||||||||||||
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| Net Revenue Growth (3Y) | |||||||||||||||||
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| Deferred Revenue Growth (1Y) | |||||||||||||||||
| Retained Earnings Growth (1Y) | |||||||||||||||||
Credit, Liquidity, Returns, Payout | |||||||||||||||||
| Cash Ratio | |||||||||||||||||
| Net Working Capital | |||||||||||||||||
| Debt to EBITDA TTM | |||||||||||||||||
| Net Debt to EBITDA TTM | |||||||||||||||||
| Net Debt to Equity | |||||||||||||||||
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| Dilution Ratio | |||||||||||||||||
| Retained Earnings to Equity | |||||||||||||||||
| Treasury Stock to Equity | |||||||||||||||||
| Treasury Stock Change (1Y) | |||||||||||||||||
| Accrued to Current Liabilities | |||||||||||||||||
Valuation Ratios | |||||||||||||||||
| P/CF TTM | |||||||||||||||||
| Dividend Yield TTM | |||||||||||||||||
| Free Cash Flow Yield TTM | |||||||||||||||||
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| Adjusted Net Income TTM | |||||||||||||||||
| Billings TTM | |||||||||||||||||
| Total Debt | |||||||||||||||||
| Invested Capital | |||||||||||||||||
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Insider Transactions
2025-05-21Purchase
Owner: Quay, Steven C
Title: President & CEO
Shares: 11,239
Price/Share: $0.88
Value: $9,890.32
Shares Owned: 13,898
Relationship: Director,Officer
Ownership: Direct
2025-03-26Purchase
Owner: Remmel, H. Lawrence
Title: -
Shares: 10,000
Price/Share: $0.70
Value: $7,000.00
Shares Owned: 10,257
Relationship: Director
Ownership: Direct
2024-04-10Purchase
Owner: Finn, Jonathan
Title: -
Shares: 25,000
Price/Share: $1.77
Value: $44,250.00
Shares Owned: 25,000
Relationship: Director
Ownership: Direct
2023-11-15Sale
Owner: Weaver, Gregory L
Title: Former EVP, CFO, & Director
Shares: 50,000
Price/Share: $0.65
Value: $32,500.00
Shares Owned: 55
Relationship: Director,Officer
Ownership: Direct
2023-06-20Purchase
Owner: Weaver, Gregory L
Title: EVP & CFO
Shares: 50,000
Price/Share: $0.97
Value: $48,500.00
Shares Owned: 50,055
Relationship: Director,Officer
Ownership: Direct
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Institutional Ownership
No data available for chart
2026-03-31
14.37%
Inst. Shares: 1,238,775
Shares Outstanding: 8,622,289
2025-12-31
16.91%
Inst. Shares: 1,456,032
Shares Outstanding: 8,611,321
2025-09-30
14.62%
Inst. Shares: 1,258,603
Shares Outstanding: 8,611,428
2025-06-30
16.30%
Inst. Shares: 1,403,357
Shares Outstanding: 8,611,362
2025-03-31
21.68%
Inst. Shares: 1,869,271
Shares Outstanding: 8,622,289