ATOSSA THERAPEUTICS, INC.(ATOS)Stock Analysis
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Not in ranked universe
Below size threshold
Below the main board's size threshold of $25M annual revenue or $100M total assets. This company reported $1.1M in revenue and is scored on the micro-cap board instead.
Financial data, filings, and institutional holdings below are still tracked in full — only the proprietary quality composite is unavailable for this name.
ATOS Stock Analysis & AI Quality Score
Data updated 2026-07-26AI stock analysis and institutional research for ATOSSA THERAPEUTICS, INC. (ATOS), a Healthcare sector company. ATOS is not currently included in 13F Pro's AI-ranked quality universe — below the main board's size threshold of $25m annual revenue or $100m total assets. this company reported $1.1m in revenue and is scored on the micro-cap board instead. Based on the latest XBRL financial filings (Q2 2026), ATOSSA THERAPEUTICS, INC. reports net income of $-8.5M, free cash flow of $-9.6M. Top institutional holders of ATOS by reported 13-F value include VANGUARD CAPITAL MANAGEMENT, AMERIPRISE FINANCIAL, BlackRock, based on the most recent SEC filings. ATOS trades on the Nasdaq exchange and files with the SEC under CIK 1488039. 13F Pro's AI research platform runs 10 specialized AI analysts — value, growth, momentum, macro, and activist specialists — that debate ATOS daily and publish AI-generated analysis with cited SEC sources. The platform aggregates historical XBRL financial facts, 10-Q and 10-K filings, insider Form 4 transactions, and institutional 13-F holdings for ATOSSA THERAPEUTICS, INC. directly from SEC EDGAR.
Net Income
Q2 2026
$-8.5M
Free Cash Flow
Q2 2026
$-9.6M
Revenue & Net Income
Earnings Per Share
Key Financials Over Time
Export Financial Table · ProNet Income
-36.3% YoYOperating Income
-34.5% YoYEPS (Diluted)
-32.9% YoYTotal Assets
-37.7% YoYOp. Cash Flow
-41.5% YoYFree Cash Flow
-41.5% YoY| Metric | FY 2025 | FY 2024 | FY 2023 | FY 2022 | FY 2021 | FY 2020 |
|---|---|---|---|---|---|---|
| Net Income | $-34.8M -36.3% | $-25.5M +15.3% | $-30.1M -11.6% | $-27.0M -30.8% | $-20.6M -15.6% | $-17.8M |
| Operating Income | $-37.1M -34.5% | $-27.6M +12.0% | $-31.4M -13.3% | $-27.7M -34.9% | $-20.5M -40.5% | $-14.6M |
| EPS (Diluted) | $-4.04 -32.9% | $-3.04 -1166.7% | $-0.24 -14.3% | $-0.21 | — | — |
| Total Assets | $47.6M -37.7% | $76.4M -20.6% | $96.3M -22.1% | $123.5M -12.6% | $141.3M +229.7% | $42.8M |
| Operating Cash Flow | $-29.8M -41.5% | $-21.0M -0.4% | $-20.9M -0.9% | $-20.8M -26.0% | $-16.5M -42.4% | $-11.6M |
| Free Cash Flow | $-29.8M -41.5% | $-21.0M -0.4% | $-21.0M -0.8% | $-20.8M -26.1% | $-16.5M -42.3% | $-11.6M |
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Available Research
13F Pro tracks comprehensive data for ATOSSA THERAPEUTICS, INC. including:
Top Institutional Holders of ATOS
VANGUARD CAPITAL MANAGEMENT LLC
$698.2K361,747 shAMERIPRISE FINANCIAL INC
$498.4K258,234 shBlackRock, Inc.
$317.2K164,358 shRENAISSANCE TECHNOLOGIES LLC
$254.8K132,043 shGEODE CAPITAL MANAGEMENT, LLC
$178.3K92,382 shUBS Group AG
$159.5K82,620 shJANE STREET GROUP, LLC
$109.2K56,602 shVANGUARD FIDUCIARY TRUST CO
$101.5K52,583 shMILLENNIUM MANAGEMENT LLC
$89.8K46,508 shSIMPLEX TRADING, LLC
$89.0K48,300 sh
| Fund | Value | Shares |
|---|---|---|
| VANGUARD CAPITAL MANAGEMENT LLC | $698.2K | 361,747 |
| AMERIPRISE FINANCIAL INC | $498.4K | 258,234 |
| BlackRock, Inc. | $317.2K | 164,358 |
| RENAISSANCE TECHNOLOGIES LLC | $254.8K | 132,043 |
| GEODE CAPITAL MANAGEMENT, LLC | $178.3K | 92,382 |
| UBS Group AG | $159.5K | 82,620 |
| JANE STREET GROUP, LLC | $109.2K | 56,602 |
| VANGUARD FIDUCIARY TRUST CO | $101.5K | 52,583 |
| MILLENNIUM MANAGEMENT LLC | $89.8K | 46,508 |
| SIMPLEX TRADING, LLC | $89.0K | 48,300 |
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Popular Research
Is ATOS a good stock to buy?
13F Pro's AI-powered analysis of ATOSSA THERAPEUTICS, INC. (ATOS) draws on SEC EDGAR-sourced fundamentals, institutional 13F holdings, and insider Form 4 transactions in the Healthcare sector (listed on Nasdaq). The 32-signal AI Quality Score, current rank, and full bull/bear verdict for ATOS are available on the ATOS stock profile dashboard — with the same data, AI insights, ratios, and institutional activity refreshed after every 10-K, 10-Q, 13F, and Form 4 filing. ATOS is classified as a small company.
Which hedge funds own ATOS?
Institutional investors are required to disclose their holdings quarterly via SEC Form 13F. 13F Pro aggregates these filings to show which hedge funds, mutual funds, and asset managers are buying or selling ATOS. Combined with insider transaction data from Form 4 filings and AI-powered analysis from 10 specialized research agents, 13F Pro provides a comprehensive view of ATOSSA THERAPEUTICS, INC.'s investment landscape.