Kailera Therapeutics Announces Completion of Enrollment in KaiNETIC Global Phase 3 Clinical Program of GLP-1/GIP Receptor Dual Agonist Ribupatide Injection
Enrollment spanned more than 200 investigative sites across eleven countries.
Sentiment and the balance of points
Rhea-AI Sentiment reads the wording of the document, how positive or negative its language is on a 1 to 5 scale. The balance of points shown with the takes weighs what the document actually discloses, so the two can disagree, for example when a trial that missed its main goal is described in upbeat language.
Rhea-AI Summary
Kailera Therapeutics (KLRA) completed enrollment across three global Phase 3 trials evaluating ribupatide injection for people with obesity or overweight. Kailera now expects topline data in mid-2028. Ribupatide is an investigational once-weekly injection that activates GLP-1 and GIP receptors.
KaiNETIC-1 enrolled approximately 2,500 adults without type 2 diabetes; KaiNETIC-2 enrolled approximately 1,200 adults with type 2 diabetes. KaiNETIC-3 enrolled approximately 1,200 adults with a body mass index (BMI) of 35 kg/m² or greater and without type 2 diabetes. The trials assess weight change at Week 76; KaiNETIC-2 also assesses blood sugar through hemoglobin A1c, while KaiNETIC-3 compares weight change against placebo and semaglutide 2.4 mg. Treatment runs for 76 weeks, with ribupatide doses up to 10 mg. Kailera also plans to initiate global Phase 3 trials of oral ribupatide in obesity in the first half of 2027.
How this balance works
Rhea-AI gives every point it takes from this document a weight. Minor counts 1, Moderate 3 and Major 9, so one Major point outweighs several Minor ones. The bar adds up the weights on each side, and when neither side holds more than 65% of the total the balance reads Mixed.
It reads the document as published, with the same rules for every company, and it does not look at what the market expected or at how the stock traded, so a point can be objectively good on a day the stock falls.
Rhea-AI Sentiment measures something else, the tone of the wording.
Hollow bars mark forward-looking points. How the balance works
Positive
- Moderate pointEnrollment completed across all three KaiNETIC global Phase 3 trials of ribupatide injection.
- Moderate point. Forward-looking: it has not happened yet and may not happen.Oral ribupatide global Phase 3 trials in obesity are planned by Kailera for the first half of 2027.
- Minor point. Forward-looking: it has not happened yet and may not happen.Topline data from all three trials are now expected by Kailera in mid-2028.
Negative
- None.
Details
Market Reaction – KLRA
On Sep 30, the day this news came out, the latest delayed price for KLRA is 2.73% above the previous close. Our momentum scanner has recorded 12 alerts for this stock so far that day. The latest delayed price is $11.29.
Data tracked by StockTitan Argus (15 min delayed). Upgrade to Gold for real-time data.
Key Figures
- Phase 3 trials
- 3 trials
- Enrollment completed across the KaiNETIC program
- Topline data timing
- Mid-2028
- Expected from KaiNETIC-1, KaiNETIC-2, and KaiNETIC-3
- KaiNETIC-1 enrollment
- Approximately 2,500 adults
- Adults without type 2 diabetes
- KaiNETIC-2 enrollment
- Approximately 1,200 adults
- Adults with type 2 diabetes
- KaiNETIC-3 enrollment
- Approximately 1,200 adults
- Adults with a BMI of 35 kg/m² or greater and without type 2 diabetes
- Trial duration
- 76 weeks
- Primary endpoint assessment
Previous Clinical trial Reports
-
A Phase 1 injection study reported weight loss versus placebo with similar exposure and tolerability.
24h Move is the share-price change in the day after each event; other market factors may also have contributed.
Key Terms
dual GLP-1/GIP receptor agonist medical
placebo-controlled medical
hemoglobin A1c medical
nda regulatory
AI-generated analysis. How Rhea-AI works. Not financial advice.
- Ribupatide injection (KAI-9531) aims to address critical need for greater weight loss, especially for people living with a BMI of 35 kg/m² or higher
- Topline data now expected in mid-2028
WALTHAM, Mass., Sept. 30, 2026 (GLOBE NEWSWIRE) -- Kailera Therapeutics, Inc. (Nasdaq: KLRA) (Kailera), a clinical-stage biotechnology company focused on elevating the next era of obesity care, today announced the completion of enrollment in the KaiNETIC global Phase 3 clinical program. The KaiNETIC program, which encompasses three trials – KaiNETIC-1, KaiNETIC-2, and KaiNETIC-3 – is evaluating ribupatide injection (also known as KAI-9531), an investigational once-weekly dual GLP-1/GIP receptor agonist peptide, for the treatment of people living with obesity or overweight.
Topline data from KaiNETIC-1, KaiNETIC-2, and KaiNETIC-3 are now expected in mid-2028.
“Obesity is a complex, chronic disease, and millions of people still struggle to find a treatment that meets their needs,” said Scott Wasserman, M.D., Chief Medical Officer, Kailera. “Completing enrollment across all three KaiNETIC trials is an important milestone that brings us one step closer to delivering ribupatide injection to patients as a potential best-in-class medicine.”
About the KaiNETIC Phase 3 Program
KaiNETIC is a global Phase 3 program consisting of three double-blind, randomized, placebo-controlled Phase 3 clinical trials designed to evaluate the efficacy and safety of ribupatide injection for the treatment of obesity or overweight. The trials evaluate ribupatide doses up to 10 mg administered by weekly subcutaneous injection over a period of 76 weeks, with dose titration for up to 24 weeks and a maintenance dose of at least 52 weeks. Participants were enrolled at more than 200 investigative sites across eleven countries in North America, Europe, the United Kingdom, Oceania, and South America.
KaiNETIC-1 enrolled approximately 2,500 adults with a BMI of 30 kg/m² or greater, or a BMI of 27 kg/m² or greater with a comorbidity, excluding type 2 diabetes. The primary endpoint is percentage change in body weight from baseline at Week 76.
KaiNETIC-2 enrolled approximately 1,200 adults with a BMI of 27 kg/m² or greater and type 2 diabetes. The co-primary endpoints of this trial are percentage change in body weight from baseline at Week 76 and change in hemoglobin A1c from baseline at Week 76.
KaiNETIC-3 enrolled approximately 1,200 adults with a BMI of 35 kg/m² or greater and without type 2 diabetes. The co-primary endpoints of this trial are percentage change in body weight from baseline compared to placebo at Week 76 and percentage change in body weight from baseline compared to semaglutide 2.4 mg at Week 76.
In KaiNETIC-1 and KaiNETIC-2, participants were randomized to one of five arms – ribupatide 4 mg, 6 mg, 8 mg or 10 mg, or placebo, and both trials will also evaluate ribupatide in a pre-defined subgroup of participants with a BMI of 35 kg/m² or greater. In KaiNETIC-3, participants were randomized to one of four arms – ribupatide 8 mg or 10 mg, placebo, or open-label semaglutide 2.4 mg.
About Ribupatide
Ribupatide is a GLP-1 (glucagon-like peptide-1)/GIP (glucose-dependent insulinotropic polypeptide) receptor dual agonist peptide being developed as a once-weekly subcutaneous injection and as a once-daily oral pill for the treatment of obesity and overweight. Once-weekly ribupatide injection has been studied in more than 3,000 clinical trial participants who have been dosed with treatment out to 52 weeks, including in multiple late-stage clinical trials conducted by Hengrui in China. Hengrui submitted an NDA to the National Medical Products Administration (NMPA) in China for long-term weight management in adults. In May 2024, Hengrui granted Kailera exclusive global rights outside Greater China to develop, manufacture and commercialize its portfolio of innovative GLP-1 therapeutics, including ribupatide injection and ribupatide oral. Kailera is currently evaluating ribupatide injection for the treatment of obesity in the KaiNETIC global Phase 3 clinical program. Based on compelling clinical data to date, Hengrui is advancing once-daily ribupatide oral to Phase 3 clinical trials in China, and Kailera plans to initiate planned global Phase 3 trials in obesity in the first half of 2027.
About Kailera Therapeutics
Kailera Therapeutics (Kailera) is a clinical-stage biotechnology company focused on elevating the next era of obesity care by progressing a diversified pipeline to provide options for people living with obesity no matter where they are in their treatment journey. With an obesity-first focus, Kailera is advancing four clinical-stage product candidates leveraging multiple GLP-1-based mechanisms of action and routes of administration specifically designed to address critical needs in the current therapeutic landscape with a lead product candidate, ribupatide injection (also known as KAI-9531), that has the potential for the greatest weight loss. Ribupatide injection is in global Phase 3 trials as a once-weekly injectable GLP-1/GIP receptor dual agonist. Kailera is expanding the ribupatide franchise by developing a once-daily oral formulation with the goal of providing an oral option with the potential for compelling weight loss and highly differentiated tolerability. Additionally, Kailera is advancing the development of KAI-7535, a once-daily oral small molecule GLP-1 receptor agonist, and KAI-4729, a once-weekly injectable GLP-1/GIP/glucagon receptor tri-agonist. Kailera’s vision is to deliver category-leading obesity management medications that give people the power to restore their health and transform their lives. Kailera is based in Waltham, MA. For more information, visit www.kailera.com and follow us on LinkedIn and X.
Special Note Regarding Kailera Forward-Looking Statements
This press release contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995 that involve substantial risks and uncertainties. All statements contained in this press release that do not relate to matters of historical fact should be considered forward-looking statements, including, but not limited to, statements regarding the profile of product candidates, the potential of Kailera’s portfolio, the timing, design and outcome of research and development activities, including with respect to the timing of initiation and completion of clinical trials and the design and goals of clinical trials, market opportunities for product candidates, and the competitive landscape. Forward-looking statements can be identified by terms such as "anticipate," "believe," "contemplate," "continue," "could," "estimate," "expect," "intend," "may," “suggest,” "plan," “goal,” “vision,” "potential," "predict," "project," "should," "target," "will," "would," or similar expressions and the negatives of those terms. Kailera cannot assure you that the forward-looking statements in this press release will prove to be accurate. Information in this press release may also include statements relating to past performance, which should not be regarded as a reliable indicator of future performance. Forward-looking statements are based on current expectations and assumptions together with projections of the future which are inherently uncertain, and involve risks and uncertainties that could cause actual results to differ materially from those expressed or implied. These risks and uncertainties include, among others, uncertainties inherent in clinical development, regulatory review, manufacturing, competition, market opportunities, reliance on third parties, estimates of capital requirements, needs for additional financing, and other important factors, including those discussed under the caption “Risk Factors” in Kailera’s filings with the Securities and Exchange Commission. These statements speak only as of the date of this press release, and Kailera undertakes no obligation to update or revise any forward-looking statements. Kailera may not actually achieve the plans, intentions, or expectations disclosed in its forward-looking statements, and you should not place undue reliance on these forward-looking statements.
Contact Information
Maura Gavaghan
Vice President, Investor Relations
maura.gavaghan@kailera.com
Anna Robinson
Vice President, Communications
anna.robinson@kailera.com
FAQ
AI-generated questions and answers. How Rhea-AI works. Not financial advice.
When does Kailera expect results from the KaiNETIC Phase 3 ribupatide trials?
Kailera now expects topline data in mid-2028 from KaiNETIC-1, KaiNETIC-2 and KaiNETIC-3. Enrollment has been completed across all three global Phase 3 trials evaluating ribupatide injection for obesity or overweight.
How many participants enrolled in Kailera's KaiNETIC Phase 3 trials?
KaiNETIC-1 enrolled approximately 2,500 adults, while KaiNETIC-2 and KaiNETIC-3 each enrolled approximately 1,200 adults. KaiNETIC-1 and KaiNETIC-3 exclude type 2 diabetes; KaiNETIC-2 enrolled adults with type 2 diabetes.
What are the eligibility thresholds for Kailera's KaiNETIC ribupatide trials?
KaiNETIC-1 enrolled adults with BMI of 30 kg/m² or greater, or BMI of 27 kg/m² or greater with a comorbidity, excluding type 2 diabetes. KaiNETIC-2 required BMI of 27 kg/m² or greater and type 2 diabetes. KaiNETIC-3 required BMI of 35 kg/m² or greater without type 2 diabetes.
What treatment groups are included in Kailera's KaiNETIC Phase 3 program?
KaiNETIC-1 and KaiNETIC-2 randomized participants to ribupatide 4 mg, 6 mg, 8 mg or 10 mg, or placebo. KaiNETIC-3 randomized participants to ribupatide 8 mg or 10 mg, placebo, or open-label semaglutide 2.4 mg. Weekly ribupatide injections include dose titration for up to 24 weeks and a maintenance dose for at least 52 weeks.
Will Kailera's KaiNETIC-1 and KaiNETIC-2 trials evaluate participants with higher BMI separately?
Both trials will evaluate ribupatide in a pre-defined subgroup with BMI of 35 kg/m² or greater. KaiNETIC-1 excludes type 2 diabetes, while KaiNETIC-2 enrolled participants with type 2 diabetes.