Atossa Therapeutics, Inc., a clinical-stage biopharmaceutical company, discovers and develops 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-301, a proprietary drug candidate for nasal administration in patients diagnosed with COVID-19; AT-H201, a drug candidate to improve lung function in COVID-19 patients; and immunotherapy/chimeric antigen receptor therapy programs for the treatment of breast cancer. Atossa Therapeutics, Inc. has a research agreement with Dana-Farber Cancer Institute, Inc. to support research of cytokine-coated nanoparticles for the potential 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.
IPO Year: 2012
Exchange: NASDAQ
Website: atossatherapeutics.com
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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 trial conducted in partnership with Quantum Leap Healthcare Collaborativeä evaluating Atossa's proprietary (Z)-endoxifen in combination with abemaciclib (VERZENIO)Received a new patent (U.S. Patent No. 12
SEATTLE, 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 roles in global clinical programs across immunology, oncology, and metabolic disease. Atossa Therapeutics is a clinical-stage biopharmaceutical company developing innovative medicines for breast cancer. Dr. Lopez most recently served as Vice President of Clinical Development at Landos Biopharma, where she oversaw global clinical strategies, trial
SEATTLE, Aug. 20, 2024 (GLOBE NEWSWIRE) -- Atossa Therapeutics, Inc. (NASDAQ:ATOS) today announced the appointment of Michael Parks as Vice President of Investor and Public Relations. Mr. Parks brings nearly 30 years of investor relations and corporate communications experience working globally within the biopharmaceutical and healthcare industries. He will oversee corporate, executive, and digital communications, investor relations, thought leadership, and branding for the Company. Atossa is a clinical stage biopharmaceutical company developing innovative medicines in areas of significant unmet medical need in oncology with a focus on breast cancer. "We are excited to welcome Michael t
SEATTLE, July 02, 2024 (GLOBE NEWSWIRE) -- Atossa Therapeutics, Inc. (NASDAQ:ATOS) ("Atossa" or the "Company"), today announced the appointment of Heather Rees as the Company's new Chief Financial Officer (CFO). Ms. Rees most recently served as Atossa's Senior Vice President of Finance and Principal Accounting Officer. Atossa is a clinical stage biopharmaceutical company developing innovative medicines in areas of significant unmet medical need in oncology with a focus on breast cancer. Ms. Rees brings almost 30-years of accounting, business and financial experience to the CFO role. She has spent the last seven years of her career at Atossa having joined the Company as Controller in 2017.
SEATTLE, June 17, 2024 (GLOBE NEWSWIRE) -- Atossa Therapeutics, Inc. (NASDAQ:ATOS) ("Atossa" or the "Company"), today announced its expected upcoming inclusion in the Russell 3000® Index, according to preliminary Russell reconstruction information posted on the FTSE Russell website. The newly reconstructed index will take effect after the market closes on June 28, 2024. Atossa is a clinical stage biopharmaceutical company developing innovative medicines in areas of significant unmet medical need in oncology with a focus on breast cancer. "Atossa's inclusion in the Russell 3000® Index is our latest milestone, adding to what has already been a transformational year for the Company," said St
SEATTLE, March 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 that Tessa Cigler, M.D., M.P.H. was appointed to Atossa's board of directors, effective immediately. Dr. Cigler is a medical oncologist and clinical investigator at the Weill Cornell Breast Center in New York City. "We are pleased to welcome Dr. Cigler to our board of directors," said Steven Quay, M.D., Ph.D., Atossa's President and Chief Executive Officer. "Tessa works daily with breast cancer patients
SEATTLE, Dec. 04, 2023 (GLOBE NEWSWIRE) -- Atossa Therapeutics, Inc. (NASDAQ:ATOS), 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 appointment of Dr. Arezoo Mirad as Senior Medical Director. "We are excited to welcome Dr. Mirad to Atossa and look forward to leveraging her extensive experience in the clinical development of oncology candidates to further accelerate our (Z)-endoxifen development program," said Dr. Steven Quay, CEO and Chairman of Atossa Therapeutics. "With four ongoing Phase 2 trials in three distinct settings, several years of working capita
SEATTLE, Nov. 09, 2023 (GLOBE NEWSWIRE) -- Atossa Therapeutics, Inc. (NASDAQ:ATOS), 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 Jonathan Finn, CFA, has been appointed to Atossa's board of directors, effective November 8, 2023. Mr. Finn has more than 25 years of experience in the financial industry with a focus on early to mid-stage biotech and technology companies. Mr. Finn currently serves as Executive Vice President and Chief Investment Officer at Vantage Consulting Group, an investment advisory firm. In this role, he directs investment strategy, asse
Cognito Therapeutics, a pioneer developing disease-modifying therapeutics to treat CNS diseases, today announced the appointment of Greg Weaver as Chief Financial Officer (CFO), to lead all finance-related and investor relations functions at the Company. This press release features multimedia. View the full release here: https://www.businesswire.com/news/home/20231017630946/en/Greg Weaver, CFO, Cognito Therapeutics (Photo: Business Wire) Mr. Weaver is a highly accomplished finance executive who brings more than 30 years of life sciences, financial and operations experience to Cognito. Most recently, he served as CFO of Atossa Therapeutics, Inc. (NASDAQ:ATOS), a clinical-stage oncology comp
SEATTLE, June 01, 2023 (GLOBE NEWSWIRE) -- Atossa Therapeutics, Inc. (NASDAQ:ATOS), a clinical stage biopharmaceutical company developing innovative proprietary medicines to address significant unmet needs in oncology with a current focus on breast cancer, today announces the appointment of Greg Weaver as the Company's new Chief Financial Officer (CFO). Mr. Weaver succeeds Kyle Guse. A short video interview with Mr. Weaver about his background and vision for Atossa can be found here: https://youtu.be/G6ZzHLh-qsQ Mr. Weaver brings more than 30 years of life sciences, financial and operations experience to the Company. Recently, he served as CFO of privately held BioIntelliSense, a commerc
Rees most recently served as Atossa's Senior Vice President of Finance and Principal Accounting Officer.
HC Wainwright & Co. analyst Emily Bodnar reiterates Atossa Therapeutics (NASDAQ:ATOS) with a Buy and maintains $6 price target.
Atossa Therapeutics, Inc. (NASDAQ:ATOS) ("Atossa" or the "Company") today announced protocol changes in the previously initiated study to evaluate Atossa's proprietary (Z)-endoxifen in combination with abemaciclib (VERZENIO®), a cyclin-dependent kinase (CDK) 4/6 inhibitor marketed by Eli Lilly and Company. The study is investigating the combination as a neoadjuvant treatment in women with newly diagnosed Estrogen Receptor positive (ER+) / Human Epidermal Growth Factor Receptor 2 negative (HER2-) breast cancer. Atossa is a clinical stage biopharmaceutical company developing innovative medicines in areas of significant unmet medical need in oncology with a focus on breast cancer.
Cantor Fitzgerald analyst Louise Chen reiterates Atossa Therapeutics (NASDAQ:ATOS) with a Overweight.
Ascendiant Capital analyst Edward Woo maintains Atossa Therapeutics (NASDAQ:ATOS) with a Buy and raises the price target from $6 to $6.25.
Atossa Therapeutics, Inc. (NASDAQ:ATOS) ("Atossa" or the "Company") today announced that the last patient in the Company's Karisma-Endoxifen clinical trial received their final dose of study medication. Atossa is a clinical stage biopharmaceutical company developing innovative medicines in areas of significant unmet medical need in oncology with a focus on breast cancer.
Cantor Fitzgerald analyst Louise Chen reiterates Atossa Therapeutics (NASDAQ:ATOS) with a Overweight.
HC Wainwright & Co. analyst Emily Bodnar maintains Atossa Therapeutics (NASDAQ:ATOS) with a Buy and raises the price target from $4 to $6.
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SEATTLE, 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, 2024. Atossa is a clinical stage biopharmaceutical company developing innovative medicines in areas of significant unmet medical need in oncology with a focus on breast cancer. The poster, titled "Anti-cancer Activity of (Z)-Endoxifen-Related Compounds in ERα+ Breast Cancer," explores
SEATTLE, 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)-endoxifen have been accepted for presentation at the San Antonio Breast Cancer Symposium (SABCS), taking place December 10-13, 2024, in San Antonio, Texas. The presentations will showcase significant findings from various studies evaluating the use of (Z)-endoxifen in breast cancer prevention and treatment, including phase 2 trials and innovative combination the
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 trial conducted in partnership with Quantum Leap Healthcare Collaborativeä evaluating Atossa's proprietary (Z)-endoxifen in combination with abemaciclib (VERZENIO)Received a new patent (U.S. Patent No. 12
SEATTLE, 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 roles in global clinical programs across immunology, oncology, and metabolic disease. Atossa Therapeutics is a clinical-stage biopharmaceutical company developing innovative medicines for breast cancer. Dr. Lopez most recently served as Vice President of Clinical Development at Landos Biopharma, where she oversaw global clinical strategies, trial
(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 density (MBD). The study, which was conducted through the Karolinska Institute in Stockholm, Sweden, demonstrated that low doses of (Z)-endoxifen significantly reduced MBD and was generally well tolerated
(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 Pilot (EOP) will be the subject of a poster presentation at the inaugural RISE UP (Revolutionizing Investigations to StEp Up Prevention) Breast Cancer Conference in San Francisco, November 1-3, 202
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 intelligence (AI)-based risk model with promising emerging therapies that may help prevent breast cancer in high-risk patients. BIO-Europe 2024 is scheduled for November 4-6, 2024, in Stockholm, Sweden
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 cancer. Interested parties can register and access the live webcast for the conference here. About Atossa Therapeutics Atossa Therapeutics, Inc. is a clinical-stage biopharmaceutical company de
SEATTLE, Sept. 03, 2024 (GLOBE NEWSWIRE) -- Atossa Therapeutics, Inc. (NASDAQ:ATOS) ("Atossa" or the "Company"), today announced its participation in the H.C. Wainwright 26th Annual Global Investment Conference. The event, scheduled for September 9-11, 2024, will be held both in-person and virtually. Steven Quay, M.D., Ph.D., President and Chief Executive Officer, will participate in a virtual fireside chat and meet with investors. A recording of the fireside chat will be available here at 7:00 a.m. EDT on Monday, September 9, 2024 or in the Investors section of the Company's website under Events & Presentations. Investors wishing to arrange one-on-one meetings with Atossa management sh
SEATTLE, Aug. 28, 2024 (GLOBE NEWSWIRE) -- Atossa Therapeutics, Inc. (NASDAQ:ATOS) ("Atossa" or the "Company"), today announced that the United States Patent and Trademark Office (USPTO) has granted a new patent (U.S. Patent No. 12,071,391) directed to compositions comprising endoxifen (in free base or salt forms) and an enteric material in which at least 90 percent of the endoxifen is (Z)-endoxifen. The patent also covers methods of administering those compositions to patients. Atossa is a clinical stage biopharmaceutical company developing innovative medicines in areas of significant unmet medical need in oncology with a focus on breast cancer. "This fourth issued patent by the United S
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SEATTLE, Aug. 08, 2023 (GLOBE NEWSWIRE) -- Atossa Therapeutics, Inc. (NASDAQ:ATOS), a clinical stage biopharmaceutical company developing innovative medicines to address significant unmet needs in cancer, today announced that it will provide a business update and report financial results for the second quarter 2023 on Monday, August 14, 2023. Company management will host a conference call to review the results at 9:00 a.m. ET / 6:00 a.m. PT on August 14, 2023. Second Quarter 2023 Conference Call DetailsDate: Monday, August 14, 2023Time: 9:00 a.m. ET / 6:00 a.m. PTParticipant Registration: https://edge.media-server.com/mmc/p/2qtrmqz3 Interested participants should register for the confere
Two Phase 2 trials investigating (Z)-endoxifen in neoadjuvant setting initiated and are enrolling patientsFull enrollment of Phase 2 KARISMA mammographic breast density study expected by end of 2023Ended first quarter 2023 with $103.9 million of cash and cash equivalents and no debt SEATTLE, May 15, 2023 (GLOBE NEWSWIRE) -- Atossa Therapeutics, Inc. (NASDAQ:ATOS), a clinical stage biopharmaceutical company developing innovative proprietary medicines to address significant unmet needs in oncology with a current focus on breast cancer, today announces financial results for the fiscal quarter ended March 31, 2023, and provides an update on recent company developments. Key de
SEATTLE, Nov. 07, 2022 (GLOBE NEWSWIRE) -- Atossa Therapeutics, Inc. (NASDAQ:ATOS), today announces financial results for the fiscal quarter ended September 30, 2022, and provides an update on recent company developments. Atossa is a clinical-stage biopharmaceutical company seeking to develop innovative medicines in areas of significant unmet medical need in oncology with a current focus on breast cancer and lung injury caused by cancer treatments. Key developments from Q3 2022 and to date include: Received FDA authorization from FDA to initiate its Phase 2 study of neoadjuvant (Z)-endoxifen in premenopausal women with ER+/HER2- breast cancer. Invested in a privately-held Dynamic Cell T
SEATTLE, Aug. 08, 2022 (GLOBE NEWSWIRE) -- Atossa Therapeutics, Inc. (NASDAQ:ATOS), a clinical-stage biopharmaceutical company seeking to develop innovative proprietary medicines in oncology and infectious disease with a current focus on breast cancer and COVID-19, today announces financial results for the fiscal quarter ended June 30, 2022, and provides an update on recent company developments. Key developments from Q2 2022 and to date include: Completed dosing in both Part B and Part C (of four parts) of Phase 1/2a Clinical Trial of AT-H201 in healthy volunteers, which the Company was developing as an inhalation therapy for moderately to severely ill hospitalized COVID-19 patients and
SEATTLE, May 09, 2022 (GLOBE NEWSWIRE) -- Atossa Therapeutics, Inc. (NASDAQ:ATOS), a clinical-stage biopharmaceutical company seeking to develop innovative proprietary medicines in oncology and infectious disease with a current focus on breast cancer and COVID-19, today announces financial results for the fiscal quarter ended March 31, 2022, and provides an update on recent company developments. Key developments from Q1 2022 and to date include: Received issuance of key U.S. patent covering Endoxifen directed to compositions of storage-stable Endoxifen and methods of treating hormone-dependent breast disorders using the storage-stable Endoxifen.Announced planned U.S. Phase 2 clinical stu
SEATTLE, Feb. 28, 2022 (GLOBE NEWSWIRE) -- Atossa Therapeutics, Inc. (NASDAQ:ATOS), a clinical-stage biopharmaceutical company seeking to develop innovative medicines in oncology and infectious disease with a current focus on breast cancer and COVID-19, today announces financial results for the fiscal quarter and fiscal year ended December 31, 2021 and provides an update on recent company developments. Key developments from Q4 2021 and to date include: Initiated enrollment of our Phase 2 clinical study of proprietary oral Z-endoxifen (or "Endoxifen") in Sweden. Participants in the study will be premenopausal women with measurable mammographic breast density.Completed a pre-investigation
SEATTLE, Nov. 15, 2021 (GLOBE NEWSWIRE) -- Atossa Therapeutics, Inc. (NASDAQ:ATOS), a clinical-stage biopharmaceutical company seeking to develop innovative proprietary medicines in oncology and infectious disease with a current focus on breast cancer and COVID-19, today announces financial results for the fiscal quarter ended September 30, 2021, and provides an update on recent company developments. Key developments from Q3 2021 and to date include: Began to enroll participants in its clinical study of AT-H201 in Australia. The nebulized formulation, AT-H201, is being developed as an inhalation therapy for moderately to severely ill hospitalized COVID-19 patients and for "long-haul" pat
SEATTLE, Aug. 13, 2021 (GLOBE NEWSWIRE) -- Atossa Therapeutics, Inc. (NASDAQ:ATOS), a clinical-stage biopharmaceutical company seeking to discover and develop innovative medicines in oncology and infectious disease with a current focus on breast cancer and COVID-19, today announces financial results for the fiscal quarter ended June 30, 2021, and provides an update on recent company developments. Key developments from Q2 2021 and to date include: Atossa received final data from its open-label Phase 2 clinical study of oral Endoxifen administered in the "window of opportunity" between diagnosis of breast cancer and surgery, which showed that the primary endpoint of the study was achieved:
SEATTLE, May 14, 2021 (GLOBE NEWSWIRE) -- Atossa Therapeutics, Inc. (NASDAQ:ATOS), a clinical-stage biopharmaceutical company seeking to discover and develop innovative medicines in oncology and infectious disease with a current focus on breast cancer and COVID-19, today announces financial results for the fiscal quarter ended March 31, 2021, and provides an update on recent company developments. Key developments from Q1 2021 and to date include: Atossa concluded its open-label Phase 2 clinical study of oral Endoxifen administered in the "window of opportunity" between diagnosis of breast cancer and surgery based on positive results allowing acceleration of the Endoxifen program in the U
SEATTLE, March 31, 2021 (GLOBE NEWSWIRE) -- Atossa Therapeutics, Inc. (Nasdaq: ATOS), a clinical-stage biopharmaceutical company seeking to discover and develop innovative medicines in oncology and infectious disease with a current focus on breast cancer and COVID-19, today announced financial results for the fiscal year ended December 31, 2020, and provided an update on recent company developments. Key recent developments and from Q4 2020 include: Demonstrated positive interim results of the Company’s open-label Phase 2 clinical study of oral Endoxifen administered in the “window of opportunity” between diagnosis of breast cancer and surgery and, based on those results, Atossa conclude