Astria Therapeutics, Inc. - Common Stock (ATXS)

Halper Sadeh LLC, an investor rights law firm, is investigating whether the sale of Astria Therapeutics, Inc. (NASDAQ: ATXS) to BioCryst Pharmaceuticals, Inc. for $8.55 in cash per share and 0.59 shares of BioCryst common stock per share of Astria is fair to Astria shareholders.

BioCryst Pharmaceuticals, Inc. (Nasdaq: BCRX) and Astria Therapeutics, Inc. (Nasdaq: ATXS) today announced that the companies have entered into a definitive agreement under which BioCryst has agreed to acquire Astria, a biopharmaceutical company focused on developing life-changing therapies for allergic and immunologic diseases, for a mix of cash and stock representing an implied value of $13.00 per Astria share, and approximately $700 million in enterprise value. The transaction was unanimously approved by both the BioCryst and Astria Boards of Directors. Upon closing of the transaction, which is expected in the first quarter of 2026 subject to customary closing conditions, Jill C. Milne, Ph.D., Chief Executive Officer of Astria Therapeutics, will join the BioCryst board of directors.

Astria Therapeutics, Inc. (Nasdaq:ATXS), a biopharmaceutical company focused on developing life-changing therapies for allergic and immunologic diseases, today announced that it will present two posters at the Canadian Society of Allergy and Clinical Immunology (CSACI) 80th Anniversary Scientific Meeting, taking place October 15-18, 2025 in Vancouver, British Columbia.

Astria Therapeutics, Inc. (NASDAQ:ATXS), a biopharmaceutical company focused on developing life-changing therapies for allergic and immunologic diseases, today announced the initiation of the Phase 3 ORBIT-EXPANSE long-term trial of navenibart in people living with hereditary angioedema (HAE).

Astria Therapeutics, Inc. (Nasdaq:ATXS), a biopharmaceutical company focused on developing life-changing therapies for allergic and immunologic diseases, today announced that it will present one poster and one oral presentation at the 2025 HAEi Regional Conference EMEA, taking place October 10-12, 2025 in Rome, Italy.

Astria Therapeutics, Inc. (Nasdaq:ATXS), a biopharmaceutical company focused on developing life-changing therapies for allergic and immunologic diseases, granted stock options to purchase 173,000 shares of Astria’s common stock on October 1, 2025 under Astria’s 2022 Inducement Stock Incentive Plan. The 2022 Inducement Stock Incentive Plan is used exclusively for the grant of equity awards to individuals who were not previously an employee of Astria.

Astria Therapeutics, Inc. (NASDAQ:ATXS), a biopharmaceutical company focused on developing life-changing therapies for allergic and immunologic diseases, today announced positive initial results from the Phase 1a trial of STAR-0310, a YTE half-life extended monoclonal antibody antagonist of OX40, in healthy subjects. STAR-0310 demonstrated a best-in-class half-life of up to 68 days, consistent with administration every six months, durable cytokine inhibition, and was well-tolerated with no antibody-dependent cellular cytotoxicity (ADCC)-related side effects. Based on these results, STAR-0310 has the potential to be the best-in-class OX40 antagonist.

Astria Therapeutics, Inc. (Nasdaq:ATXS), a biopharmaceutical company focused on developing life-changing therapies for allergic and immunologic diseases, granted stock options to purchase 128,000 shares of Astria’s common stock on September 2, 2025 under Astria’s 2022 Inducement Stock Incentive Plan. The 2022 Inducement Stock Incentive Plan is used exclusively for the grant of equity awards to individuals who were not previously an employee of Astria.

Astria Therapeutics, Inc. (Nasdaq:ATXS), a biopharmaceutical company focused on developing life-changing therapies for allergic and immunologic diseases, today announced that it will present initial data from the Phase 1a trial of STAR-0310 at the European Academy of Dermatology & Venereology (EADV) Congress 2025, taking place September 17-20, 2025 in Paris, France.

Astria Therapeutics, Inc. (Nasdaq:ATXS), a biopharmaceutical company focused on developing life-changing therapies for allergic and immunologic diseases, today announced that Jill C. Milne, Ph.D., Chief Executive Officer, will participate in a fireside chat at the upcoming Cantor Global Healthcare Conference on Thursday, September 4 at 3:20pm ET.

Astria Therapeutics, Inc. (NASDAQ:ATXS), a biopharmaceutical company focused on developing life-changing therapies for allergic and immunologic diseases, today reported financial results for the second quarter ended June 30, 2025, and provided a corporate update.

Astria Therapeutics, Inc. (NASDAQ:ATXS), a biopharmaceutical company focused on developing life-changing therapies for allergic and immunologic diseases, today announced that it has exclusively licensed development and commercialization rights in Japan to Kaken Pharmaceutical, Co., Ltd., a Japanese specialty pharmaceutical company, for navenibart, a long-acting investigational monoclonal antibody inhibitor of plasma kallikrein, in Phase 3 development for the preventative treatment of hereditary angioedema (HAE). Under the agreement, Astria will receive an upfront payment of $16 million, with the potential for an additional $16 million in total commercialization and sales milestones. In addition to these payments, Astria is also eligible for tiered royalties with the royalty rate as a percentage of net sales up to 30%, and partial Phase 3 cost reimbursement.

Astria Therapeutics, Inc. (Nasdaq:ATXS), a biopharmaceutical company focused on developing life-changing therapies for allergic and immunologic diseases, granted stock options to purchase 180,000 shares of Astria’s common stock on August 1, 2025 under Astria’s 2022 Inducement Stock Incentive Plan. The 2022 Inducement Stock Incentive Plan is used exclusively for the grant of equity awards to individuals who were not previously an employee of Astria.

Astria Therapeutics, Inc. (Nasdaq:ATXS), a biopharmaceutical company focused on developing life-changing therapies for allergic and immunologic diseases, today announced that it will present four posters at the 2025 US Hereditary Angioedema Association (HAEA) National Summit, taking place July 10-13, 2025 in Baltimore, Maryland.

Astria Therapeutics, Inc. (Nasdaq:ATXS), a biopharmaceutical company focused on developing life-changing therapies for allergic and immunologic diseases, granted stock options to purchase 119,860 shares of Astria’s common stock on July 1, 2025 under Astria’s 2022 Inducement Stock Incentive Plan. The 2022 Inducement Stock Incentive Plan is used exclusively for the grant of equity awards to individuals who were not previously an employee of Astria.

Astria Therapeutics, Inc. (Nasdaq:ATXS), a biopharmaceutical company focused on developing life-changing therapies for allergic and immunologic diseases, today announced that it will participate in a panel discussion at the Oppenheimer Innovators in Immunology & Inflammation (I&I) Summit on June 25 in New York, NY.

Astria Therapeutics, Inc. (NASDAQ:ATXS), a biopharmaceutical company focused on developing life-changing therapies for allergic and immunologic diseases, today announced positive initial results from the target enrollment group in the ongoing ALPHA-SOLAR long-term open-label trial evaluating navenibart (STAR-0215), a monoclonal antibody inhibitor of plasma kallikrein, in hereditary angioedema (HAE) patients. These results demonstrated robust overall reduction in the monthly attack rate (92% mean and 97% median). These results further support navenibart’s favorable safety and tolerability profile, and potential every three- (Q3M) and every six-month (Q6M) dosing regimens.

Astria Therapeutics, Inc. (Nasdaq:ATXS), a biopharmaceutical company focused on developing life-changing therapies for allergic and immunologic diseases, today announced that it will present four posters at the European Academy of Allergy and Clinical Immunology (EAACI) Annual Congress, taking place June 13-16, 2025 in Glasgow, United Kingdom.

Astria Therapeutics, Inc. (Nasdaq:ATXS), a biopharmaceutical company focused on developing life-changing therapies for allergic and immunologic diseases, granted stock options to purchase 62,000 shares of Astria’s common stock on June 2, 2025 under Astria’s 2022 Inducement Stock Incentive Plan. The 2022 Inducement Stock Incentive Plan is used exclusively for the grant of equity awards to individuals who were not previously an employee of Astria.

Astria Therapeutics, Inc. (Nasdaq:ATXS), a biopharmaceutical company focused on developing life-changing therapies for allergic and immunologic diseases, today announced that Jill C. Milne, Ph.D., Chief Executive Officer, will participate in a fireside chat at the upcoming Jefferies Global Healthcare Conference on Wednesday, June 4th at 1:25pm ET.

Astria Therapeutics, Inc. (Nasdaq:ATXS), a biopharmaceutical company focused on developing life-changing therapies for allergic and immunologic diseases, today announced that it will present at the 14th C1 Inhibitor Deficiency and Angioedema Workshop in Budapest, Hungary on May 31, 2025.

Astria Therapeutics, Inc. (Nasdaq:ATXS), a biopharmaceutical company focused on developing life-changing therapies for allergic and immunologic diseases, today announced that it will present at the Eastern Allergy Conference (EAC) in Palm Beach, Florida on May 30, 2025.

Astria Therapeutics, Inc. (NASDAQ:ATXS), a biopharmaceutical company focused on developing life-changing therapies for allergic and immunologic diseases, today reported financial results for the first quarter ended March 31, 2025, and provided a corporate update.

Astria Therapeutics, Inc. (Nasdaq:ATXS), a biopharmaceutical company focused on developing life-changing therapies for allergic and immunologic diseases, granted stock options to purchase 33,650 shares of Astria’s common stock on May 1, 2025 under Astria’s 2022 Inducement Stock Incentive Plan. The 2022 Inducement Stock Incentive Plan is used exclusively for the grant of equity awards to individuals who were not previously an employee of Astria.

Astria Therapeutics, Inc. (Nasdaq:ATXS), a biopharmaceutical company focused on developing life-changing therapies for allergic and immunologic diseases, today announced that results from a Phase 1a trial in healthy subjects supporting navenibart’s potential to provide long-acting, safe, and effective attack prevention for hereditary angioedema (HAE) with dosing every 3 and 6 months have been published in the Annals of Allergy, Asthma & Immunology.