Purple Biotech (ADR) (PPBT)
Develops CAPTN-3 tri-specific cancer antibodies and other oncology drug candidates.
New U.S. Patent Allowance Strengthens Protection for CAPTN-3 Modular Platform for Next-Generation Multispecific Antibodies
REHOVOT, Israel, Sept. 02, 2026 (GLOBE NEWSWIRE) -- Purple Biotech Ltd. ("Purple Biotech" or the “Company") (NASDAQ/TASE: PPBT), a clinical-stage company developing a next-generation immunotherapy platform designed to maximize anti-cancer activity while minimizing toxicity, today announced that the U.S. Patent and Trademark Office (USPTO) has issued a Notice of Allowance for a patent application covering tri-specific antibody constructs and methods of use. The patent allowance further expands the Company's intellectual property portfolio supporting its proprietary CAPTN-3 platform for conditionally activated multispecific antibodies.
Purple Biotech (PPBT) Expected to Announce Quarterly Earnings on Wednesday
Purple Biotech (NASDAQ: PPBT - Get Free Report) will likely be announcing its results before the market opens on Wednesday, August 5th. Analysts expect Purple Biotech to announce earnings of ($0.98) per share for the quarter. Purple Biotech (NASDAQ: PPBT - Get Free Report) last announced its quarterly earnings data on Saturday, May 16th. The company reported
Purple Biotech Presents New Preclinical Data at EACR 2026 Highlighting IM1240's Anti-Tumor Activity, Favorable Safety and Pharmacokinetic Profile, and Broad Therapeutic Window
Non-human primate (NHP) toxicology study validates the CAPTN-3 masking strategy, with IM1240 showing an 8-fold longer half-life, 16-fold greater exposure, and a markedly improved cytokine-release safety profile compared to the non-capped variant IM1240 demonstrated anti-tumor activity across PD-1- and chemotherapy-resistant patient-derived tumor samples in head and neck, bladder, and lung cancers, with the NKG2A arm identified as a key contributor to this anti-tumor efficacy IM1240 induced immune cell structures associated with effective anti-tumor responses and a favorable prognosis in patient-derived non-small cell lung cancer (NSCLC) explants REHOVOT, Israel, June 11, 2026 (GLOBE NEWSWIRE) -- Purple Biotech Ltd.
Purple Biotech Regains Compliance with Nasdaq
Minimum Bid Price Requirement REHOVOT, Israel, March 17, 2026 (GLOBE NEWSWIRE) -- Purple Biotech Ltd. ("Purple Biotech" or "the Company") (NASDAQ/TASE: PPBT), a clinical-stage company developing a next-generation immunotherapy platform designed to maximize anti-cancer potency while minimizing toxicity, today announced that it received confirmation from the Listing Qualifications Department of The Nasdaq Stock Market LLC (the "Listing Qualifications Department") that the Company had regained compliance with the minimum bid price requirement under Nasdaq Listing Rule 5550(a)(2) for continued listing on The Nasdaq Capital Market ("Nasdaq"), and is now compliant with applicable listing standards for continued Nasdaq listing.
Purple Biotech Announces CEO Transition
Gil Efron to Step Down as CEO in August 2026 for Health Considerations; Will Continue to Lead Corporate Development
Purple Biotech Announces Plan to Implement ADS Ratio Change
ADS Will Begin Trading Reflecting the Ratio Change on March 2, 2026 REHOVOT, Israel, Feb. 25, 2026 (GLOBE NEWSWIRE) -- Purple Biotech Ltd. ("Purple Biotech" or the "Company") (NASDAQ/TASE: PPBT), a clinical-stage company developing a next-generation immunotherapy platform designed to maximize anti-cancer potency while minimizing toxicity, today announced that it intends to change the ratio of American Depositary Shares (“ADSs”) to its ordinary shares, no par value per share (the “ADS Ratio”), from the current ADS Ratio of one (1) ADS representing two hundred (200) ordinary shares, to a new ADS Ratio of one (1) ADS representing two thousand (2,000) ordinary shares (the “ADS Ratio Change”).
Short Interest in Purple Biotech Ltd. Sponsored ADR (NASDAQ:PPBT) Expands By 29.9%
Purple Biotech Ltd. Sponsored ADR (NASDAQ: PPBT - Get Free Report) saw a large increase in short interest in January. As of January 30th, there was short interest totaling 125,042 shares, an increase of 29.9% from the January 15th total of 96,234 shares. Based on an average daily volume of 115,523 shares, the short-interest ratio is
Purple Biotech (NASDAQ:PPBT) Shares to Reverse Split on Monday, March 2nd
Purple Biotech Ltd. Sponsored ADR (NASDAQ: PPBT) shares are going to reverse split on the morning of Monday, March 2nd. The 1-10 reverse split was announced on Wednesday, February 11th. The number of shares owned by shareholders will be adjusted after the closing bell on Sunday, March 1st. Purple Biotech Trading Up 0.5%
Purple Biotech to Present New Preclinical Data from its CAPTN-3 Tri-Specific Antibody Platform at the European Society of Medical Oncology Immuno-Oncology (ESMO-IO) 2025 Annual Congress
New data showcase the versatility and anti-tumor activity of the CAPTN-3 platform and its unique multi-arm design in treatment-resistant cancers REHOVOT, Israel, Dec. 04, 2025 (GLOBE NEWSWIRE) -- Purple Biotech Ltd. (“Purple Biotech” or “the Company”) (NASDAQ/TASE: PPBT), a clinical-stage company developing first-in-class therapies that seek to overcome tumor immune evasion and drug resistance, today announced that it will present new preclinical data from its CAPTN-3 platform of conditionally activated tri-specific antibodies at the upcoming European Society of Medical Oncology Immuno-Oncology (ESMO-IO) 2025 Annual Congress being held from December 10–12, 2025, in London, United Kingdom.
Purple Biotech Reports Third Quarter 2025 Financial Results and Provides Business Update
Initiated development of a second CAPTN-3 tri-specific antibody targeting TROP2 Manufacturing milestone achieved for IM1240, the first tri-specific 5T4-targeting antibody from the CAPTN-3 platform Cash position of $10.5 million as of September 30, 2025, with an anticipated cash runway into the first half of 2027, supporting the development of our CAPTN-3 technology platform through significant milestones REHOVOT, Israel, Nov. 14, 2025 (GLOBE NEWSWIRE) -- Purple Biotech Ltd. (“Purple Biotech” or “the Company”) (NASDAQ/TASE: PPBT), a clinical-stage company developing first-in-class therapies that seek to overcome tumor immune evasion and drug resistance, announced today financial results for the three months ended September 30, 2025, and provided a business update.
Purple Biotech Achieves Manufacturing Milestone for IM1240, a Tri-Specific Antibody from the CAPTN-3 Platform
Achieved commercially viable yield for IM1240, positioning the program competitively for future development Validates scalability of the CAPTN-3 tri-specific antibody platform IM1240, the first CAPTN-3 tri-specific antibody targeting the novel tumor-associated antigen 5T4, advances toward first-in-human clinical trials, with an Investigational New Drug (IND) submission planned for 2026 REHOVOT, Israel, Oct. 29, 2025 (GLOBE NEWSWIRE) -- Purple Biotech Ltd. (“Purple Biotech” or the “Company”) (NASDAQ/TASE: PPBT), a clinical-stage company developing first-in-class therapies that seek to overcome tumor immune evasion and drug resistance, today announced the achievement of a manufacturing milestone for IM1240, a tri-specific antibody from the CAPTN-3 platform, which targets the tumor-associated antigen 5T4, the activating receptor CD3 on T cells and the inhibitory receptor NKG2A on NK and CD8⁺ T cells.
Purple Biotech Announces Closing of Up To $18 Million Public Offering $6 million upfront with up to an additional $12 million of potential aggregate gross proceeds upon the exercise in full of short-term warrants
REHOVOT, Israel, Sept. 05, 2025 (GLOBE NEWSWIRE) -- Purple Biotech Ltd. (“Purple Biotech” or “the Company”) (NASDAQ/TASE: PPBT), a clinical-stage company developing first-in-class therapies that seek to overcome tumor immune evasion and drug resistance, today announced the closing of its previously announced public offering of an aggregate of 5,999,999 of the Company's American Depositary Shares (ADSs) (or pre-funded warrants in lieu thereof), with each ADS representing 200 ordinary shares, and short-term warrants to purchase up to 11,999,998 ADSs, at a combined public offering price of $1.00 per share (or pre-funded warrant in lieu thereof) and accompanying short-term warrants. The short-term warrants have an exercise price of $1.00 per ADS, are exercisable immediately upon issuance and will expire twenty-four months from the date of issuance.
Purple Biotech Reports Second Quarter 2025 Financial Results
Platform validating preclinical data presented at EACR 2025 for CAPTN-3 tri-specific T cell engager show synergistic activity of the platform's masked CD3, NKG2A, and tumor-associated antigen arms
Purple Biotech CEO Issues Letter to Shareholders Highlighting Pipeline Progress and Clinical Milestones Achieved in First Half of 2025
REHOVOT, Israel, July 23, 2025 (GLOBE NEWSWIRE) -- Purple Biotech Ltd. ("Purple Biotech" or "the Company") (NASDAQ/TASE: PPBT), a clinical-stage company developing first-in-class therapies that seek to overcome tumor immune evasion and drug resistance, today issued the following letter to shareholders from Chief Executive Officer Gil Efron, highlighting the Company's scientific progress, operational execution, and strategic milestones during the first half of 2025.
Purple Biotech Highlights Significant Advantages of the Novel CAPTN-3 Tri-Specific Antibody Platform at the EACR 2025 Annual Congress
REHOVOT, Israel, June 23, 2025 (GLOBE NEWSWIRE) -- Purple Biotech Ltd. ("Purple Biotech" or "the Company") (NASDAQ/TASE: PPBT), a clinical-stage company developing first-in-class therapies that seek to overcome tumor immune evasion and drug resistance, today announced the presentation of new preclinical data on its novel CAPTN-3 tri-specific antibody platform in a poster presentation at the 2025 Annual Congress of the European Association for Cancer Research (EACR 2025), that was held in Lisbon, Portugal from June 16-19, 2025.
Purple Biotech Reports First Quarter 2025 Financial Results
Final CM24 Phase 2 data presented at AACR Annual Meeting 2025, strengthening patient selection strategy for CM24 Phase 2b study planned to be initiated in Second Half of 2025
Purple Biotech Appoints Shai Lankry as Chief Financial Officer
U.S.-based Lankry brings over 20 years of financial leadership in biotech and healthcare with a proven track record of driving strategic growth, operational excellence, and capital market execution, including leading a U.S. IPO and M&A transaction
Purple Biotech Reports Positive NT219 Data at AACR for Colorectal and Head and Neck Cancers
REHOVOT, Israel, April 28, 2025 (GLOBE NEWSWIRE) -- Purple Biotech Ltd. ("Purple Biotech" or "the Company") (NASDAQ/TASE: PPBT), a clinical-stage company developing first-in-class therapies that seek to overcome tumor immune evasion and drug resistance, announced today that two posters reporting new NT219 data being presented at the American Association for Cancer Research (AACR 2025) Annual Meeting on Sunday and Monday, April 27-28, 2025.
Purple Biotech Reports Fourth Quarter and Full-Year 2024 Financial Results
Completed successful clinical trials for CM24 and NT21 9 oncology assets , demonstrating clinical benefit s and identifying potential biomarkers
Purple Biotech Advances NT219 into Phase 2 Head and Neck Cancer Trial
NT219, a novel agent designed to overcome tumor resistance to drug therapy, will be evaluated in combination with the standard-of-care head and neck cancer drugs pembrolizumab (Keytruda) or cetuximab (Erbitux)