NasdaqCM - Nasdaq Real Time Price • USD Atossa Therapeutics, Inc. (ATOS) Follow Compare 0.9603 -0.0497 (-4.92%) At close: January 6 at 4:00:01 PM EST 0.9998 +0.04 (+4.11%) After hours: 7:31:43 PM EST All News Press Releases SEC Filings All SEC Filings Corporate Changes & Voting Matters Periodic Financial Reports Proxy Statements Tender Offer/Acquisition Reports Offering Registrations Atossa Therapeutics Applauds U.S. Surgeon General’s Advisory Highlighting Alcohol as a Leading Preventable Cause of Breast Cancer SEATTLE, Jan. 06, 2025 (GLOBE NEWSWIRE) -- Atossa Therapeutics, Inc. (Nasdaq: ATOS) (“Atossa” or the “Company”), a clinical-stage biopharmaceutical company dedicated to the prevention and treatment of breast cancer, commends the U.S. Surgeon General for issuing a crucial Advisory that describes the scientific evidence for the causal link between alcohol consumption and increased cancer risk, particularly breast cancer in women. The Surgeon General’s Advisory reveals that alcohol consumption cont Is Atossa Genetics (ATOS) Stock Outpacing Its Medical Peers This Year? Here is how Atossa Genetics Inc. (ATOS) and Gilead Sciences (GILD) have performed compared to their sector so far this year. Atossa Therapeutics to present poster on Z-endoxifen at SABCS Atossa Therapeutics (ATOS) announced data describing the discovery of compounds that may be synergistic with (Z)-endoxifen and that could potentially be used in combinations for the treatment of breast cancer. The data is being presented in a poster at the 2024 San Antonio Breast Cancer Symposium, SABCS, on December 13, 2024. The data suggest that combination therapies with (Z)-endoxifen and agents targeting topoisomerase, CDK, mTOR/PI3K and AKT have potential in the treatment of breast cancer b Atossa Therapeutics to Present Poster Describing the Discovery of Molecules Synergistic with (Z)-endoxifen for the Treatment of Breast Cancer at the 2024 San Antonio Breast Cancer Symposium Insilico and Chemical Screening Identified Compounds that Synergize with (Z)-endoxifen to Induce Cell Death in MCF-7 Cells, Suggesting Potential Combination Therapies as Breast Cancer TreatmentsSEATTLE, Dec. 12, 2024 (GLOBE NEWSWIRE) -- Atossa Therapeutics, Inc. (Nasdaq: ATOS) (“Atossa” or the “Company”), a clinical stage biopharmaceutical company developing innovative medicines in areas of significant unmet medical need in oncology with a focus on breast cancer, today announced data describing Atossa Therapeutics Announces Full Results from Phase 2 KARISMA-Endoxifen Study Demonstrating Statistically Significant Reductions in Mammographic Breast Density 1 MG Dose (Z)-Endoxifen Shows Potential as a Well-Tolerated, Preventative Therapy for Premenopausal Women at Risk of Developing Breast Cancer Data to be Presented in a Poster Spotlight Session During the 2024 San Antonio Breast Cancer Symposium SEATTLE, Dec. 11, 2024 (GLOBE NEWSWIRE) -- Atossa Therapeutics, Inc. (Nasdaq: ATOS) (“Atossa” or the “Company”), today announced full results from its Phase 2 KARISMA-Endoxifen trial conducted at the Karolinska Institute in Stockholm, Sweden. The data, wh Atossa Therapeutics to Present Pharmacokinetic and Tolerability Data from Phase 2 EVANGELINE Trial at the 2024 San Antonio Breast Cancer Symposium SEATTLE, Dec. 10, 2024 (GLOBE NEWSWIRE) -- Atossa Therapeutics, Inc. (Nasdaq: ATOS) (“Atossa” or the “Company”), a clinical stage biopharmaceutical company developing innovative medicines in areas of significant unmet medical need in oncology with a focus on breast cancer, today announced that three posters involving pharmacokinetic and tolerability data from the Phase 2 EVANGELINE trial will be presented at the 2024 San Antonio Breast Cancer Symposium (SABCS 2024). EVANGELINE is a randomized Ph Atossa Therapeutics Presents Data from Study Investigating Anti-Cancer Activity of (Z)-Endoxifen-Related Compounds at AACR Special Conference in Cancer Research Novel Compounds Demonstrate Promising Anti-Tumor Activity in Estrogen Receptor-Positive (ERα+) Breast Cancer, Including Endocrine-Resistant TumorsSEATTLE, Dec. 09, 2024 (GLOBE NEWSWIRE) -- Atossa Therapeutics, Inc. (Nasdaq: ATOS) (“Atossa” or the “Company”), a clinical stage biopharmaceutical company developing innovative medicines in areas of significant unmet medical need in oncology with a focus on breast cancer, today announced the presentation of research investigating the anti-cancer activ Atossa Therapeutics to Present Poster on (Z)-Endoxifen at AACR Special Conference in Cancer Research Highlights Anti-Cancer Activity of (Z)-Endoxifen-Related Compounds in ERα+ Breast CancerSEATTLE, Nov. 21, 2024 (GLOBE NEWSWIRE) -- Atossa Therapeutics, Inc. (Nasdaq: ATOS) (“Atossa” or the “Company”), today announced that a poster detailing the anti-cancer activity of (Z)-endoxifen-related compounds in estrogen receptor alpha-positive (ERα+) breast cancer will be presented at the American Association for Cancer Research (AACR) Special Conference in Cancer Research in Toronto from December 9-11, Atossa Therapeutics Announces Five Abstracts Highlighting (Z)-Endoxifen Research Accepted for Presentation at the 2024 San Antonio Breast Cancer Symposium Detailed results from the KARISMA-Endoxifen trial demonstrating (Z)-endoxifen’s ability to significantly reduce mammographic breast density to be featured at conferenceSEATTLE, Nov. 20, 2024 (GLOBE NEWSWIRE) -- Atossa Therapeutics, Inc. (Nasdaq: ATOS) (“Atossa” or the “Company”), a clinical stage biopharmaceutical company developing innovative medicines in areas of significant unmet medical need in oncology with a focus on breast cancer, today announced that five abstracts featuring data on (Z)- Is Intuitive Surgical (ISRG) Outperforming Other Medical Stocks This Year? Here is how Intuitive Surgical, Inc. (ISRG) and Atossa Genetics Inc. (ATOS) have performed compared to their sector so far this year. Atossa Therapeutics Announces Third Quarter 2024 Financial Results and Provides Corporate Update Announced positive topline results from KARISMA-Endoxifen Phase 2 study which demonstrated that low doses of (Z)-endoxifen significantly reduced mammographic breast density (MBD), addressing a key breast cancer risk factorReleased a preliminary analysis from I-SPY 2 Endocrine Optimization Pilot (EOP) Phase 2 trial of (Z)-endoxifen which met the primary endpoint with 95 percent (19/20 patients) receiving > 75 percent of planned treatmentAnnounced the dosing of the first patient in a clinical tria Atossa Therapeutics Appoints Claudia Lopez, DVM, MSc, as Vice President, Clinical Product Development Dr. Lopez Brings 20+ Years of Global Clinical Development and Leadership to Support Atossa’s Mission in Developing Innovative Breast Cancer TherapiesSEATTLE, Nov. 05, 2024 (GLOBE NEWSWIRE) -- Atossa Therapeutics, Inc. (Nasdaq: ATOS) ("Atossa" or the "Company"), today announced the appointment of Claudia Lopez, DVM, MSc, as its new Vice President, Clinical Product Development. Dr. Lopez brings more than two decades of clinical development and strategic expertise to Atossa, including leadership ro Atossa Therapeutics Reports Positive KARISMA-Endoxifen Trial Results: (Z)-Endoxifen Shown to Significantly Reduce Mammographic Breast Density, Potentially Paving the Way for Innovative Cancer Prevention Strategies SEATTLE, Nov. 04, 2024 (GLOBE NEWSWIRE) -- Atossa Therapeutics, Inc. (Nasdaq: ATOS) ("Atossa" or the "Company"), a clinical-stage biopharmaceutical company developing innovative medicines for breast cancer, today released positive topline data from the KARISMA-Endoxifen Phase 2 study of (Z)-endoxifen in premenopausal women with mammographic breast densit Atossa Therapeutics Releases Promising Preliminary Analysis Demonstrating (Z)-Endoxifen’s Potential to Rapidly Reduce Ki-67 and Tumor Volume in ER+/HER2- Breast Cancer (Z)-endoxifen at 10 mg once daily met the primary endpoint with 19/20 (95%) receiving > 75 % of planned treatment in I-SPY-2 Phase 2 Trial Low dose (Z)-endoxifen was well tolerated and demonstrated promising rapid activity in reducing 3-wk Ki-67 and FTV Biomarkers SEATTLE, Oct. 31, 2024 (GLOBE NEWSWIRE) -- Atossa Therapeutics, Inc. (Nasdaq: ATOS) ("Atossa" or the "Company"), today released a preliminary analysis from a phase 2 trial of (Z)-endoxifen as part of the I-SPY 2 Endocrine Optimization Are Medical Stocks Lagging Atossa Genetics (ATOS) This Year? Here is how Atossa Genetics Inc. (ATOS) and Cardinal Health (CAH) have performed compared to their sector so far this year. Atossa Therapeutics to Participate in Fireside Chat with Karolinska Institute at BIO-EUROPE 2024 to Discuss a Unique Swedish American Collaboration to Prevent Breast Cancer SEATTLE, Oct. 21, 2024 (GLOBE NEWSWIRE) -- Atossa Therapeutics, Inc. (NASDAQ: ATOS) (“Atossa” or the “Company”), today announced that Steven Quay, M.D., Ph.D., Chairman and Chief Executive Officer, will join Per Hall, M.D., Professor of Epidemiology at the Department of Medical Epidemiology and Biostatistics at Karolinska Institute, at a fireside chat at BIO-Europe 2024. During the fireside chat, Drs. Quay and Hall will discuss a meaningful approach to combining a state-of-the-art, artificial in Atossa Therapeutics to Present at the 2024 Maxim Healthcare Virtual Summit SEATTLE, Oct. 14, 2024 (GLOBE NEWSWIRE) -- Atossa Therapeutics, Inc. (Nasdaq: ATOS) (“Atossa” or the “Company”), today announced that Michael Parks, Vice President, Investor and Public Relations, will participate in a virtual fireside chat on Wednesday, October 16, 2024 at 12:00 p.m. EDT at the 2024 Maxim Healthcare Virtual Summit. Atossa is a clinical stage biopharmaceutical company developing innovative medicines in areas of significant unmet medical need in oncology with a focus on breast can Atossa Therapeutics Commemorates Breast Cancer Awareness Month, Highlighting the Need for Innovation Across the Breast Cancer Treatment Continuum SEATTLE, Oct. 01, 2024 (GLOBE NEWSWIRE) -- Atossa Therapeutics, Inc. (Nasdaq: ATOS) ("Atossa" or the "Company"), today announced its recognition and support of Breast Cancer Awareness Month this October; highlighting the importance of increasing awareness, advancing research, and driving progress toward innovative treatments for breast cancer. Approximately one in eight women will be diagnosed with breast cancer in their lifetime, so this annual campaign serves as a powerful reminder of the ongo Atossa Therapeutics Announces Support of Final Rule from FDA Requiring Patient Notification of Breast Density, a Critical Step in Addressing a Known Risk Factor for Breast Cancer FDA Update to Mammography Regulations in MQSA Final Rule is Effective TodaySEATTLE, Sept. 10, 2024 (GLOBE NEWSWIRE) -- Atossa Therapeutics, Inc. (Nasdaq: ATOS) ("Atossa" or the "Company"), today announced its support of the U.S. Food and Drug Administration (FDA) for issuing a final rule to update the mammography regulations issued under the Mammography Quality Standards Act of 1992 (MQSA), which becomes effective today. Among the updates, the final rule requires mammography facilities to provid Is Atossa Genetics (ATOS) Outperforming Other Medical Stocks This Year? Here is how Atossa Genetics Inc. (ATOS) and DiaMedica Therapeutics, Inc. (DMAC) have performed compared to their sector so far this year. Performance Overview Trailing total returns as of 1/6/2025, which may include dividends or other distributions. Benchmark is S&P 500 Return ATOS S&P 500 YTD -1.00% +1.16% 1-Year +3.26% +27.21% 3-Year -38.44% +27.12%