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New Phase 2a Clinical Data Analysis of Stem Cell Therapy Laromestrocel in Mild Alzheimer’s Disease Accepted for Poster Presentation at the 2026 Alzheimer’s Association International Conference (AAIC)

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Rhea-AI Sentiment
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Longeveron (NASDAQ: LGVN)/b) announced that additional Phase 2a clinical data analysis of its stem cell therapy in mild Alzheimer’s disease was accepted for a poster presentation at the 2026 Alzheimer’s Association International Conference (AAIC) in London, July 12-15, 2026.

The poster, titled “Laromestrocel in Mild Alzheimer’s Disease: Additional Phase 2a Clinical Data Analysis,” will be presented Monday, July 13, 2026, 7:30am–4:15pm BST. According to Longeveron, prior CLEAR MIND Phase 2a results supporting laromestrocel’s therapeutic potential were published in Nature Medicine in March 2025.

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AI-generated analysis. Not financial advice.

Positive

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News Market Reaction – LGVN

-2.37%
-2.37% News Effect

On the day this news was published, LGVN declined 2.37%, reflecting a moderate negative market reaction.

Data tracked by StockTitan Argus on the day of publication.

Key Figures

Trial phase: Phase 2a Conference dates: July 12–15, 2026 Poster date: July 13, 2026 +1 more
4 metrics
Trial phase Phase 2a CLEAR MIND trial in mild Alzheimer’s disease
Conference dates July 12–15, 2026 Alzheimer’s Association International Conference schedule
Poster date July 13, 2026 Scheduled in-person poster presentation in London
Poster session time 7:30am–4:15pm BST AAIC exhibit hall poster presentation window

Peers on Argus

LGVN showed a pre-news gain of 9.09%, while tracked biotech peers were mixed, wi...
1 Up 1 Down

LGVN showed a pre-news gain of 9.09%, while tracked biotech peers were mixed, with one in the momentum scan up and one down, indicating stock-specific factors rather than a broad sector move.

Previous Clinical trial Reports

5 past events · Latest: May 11 (Positive)
Same Type Pattern 5 events
Date Event Sentiment Move Catalyst
May 11 HLHS DMC review Positive -0.9% DMC found no new safety issues and recommended completing Phase 2b ELPIS II.
May 08 FDA Type C meeting Negative -0.9% FDA rejected RVEF as primary endpoint and no longer views ELPIS II as pivotal.
Feb 25 Frailty Phase 2b data Positive -5.6% Phase 2b frailty trial showed improved physical condition versus placebo in 148 patients.
Jun 24 HLHS enrollment complete Positive +7.8% Completed enrollment of 40 pediatric HLHS patients in Phase 2b ELPIS II trial.
Mar 11 Alzheimer’s Phase 2a Positive +5.4% Nature Medicine publication showed cognitive and brain-structure benefits in mild Alzheimer’s.
Pattern Detected

Clinical trial updates have produced mixed share reactions, with both rallies and selloffs despite generally positive data disclosures.

Historical Comparison

+1.2% avg move · In the past year, LGVN released 5 clinical-trial updates with an average move of 1.18%. This Alzheim...
clinical trial
+1.2%
Average Historical Move clinical trial

In the past year, LGVN released 5 clinical-trial updates with an average move of 1.18%. This Alzheimer’s Phase 2a analysis and AAIC poster fit into that steady, modest response profile.

Clinical news shows laromestrocel progressing across indications, from Phase 2a Alzheimer’s publication to Phase 2b HLHS enrollment and frailty data, building a multi-program dataset over time.

Regulatory & Risk Context

Short Interest: 16.94%
Short Interest
16.94% of float
0% 15% 30%+
moderate as of 2026-05-29 Days to cover: 5.31

Reported short positioning is elevated, suggesting potential for sharper volatility and the risk of squeezes or unwind moves if sentiment shifts.

Market Pulse Summary

This announcement reinforces earlier Phase 2a Alzheimer’s results by adding analyses showcased at AA...
Analysis

This announcement reinforces earlier Phase 2a Alzheimer’s results by adding analyses showcased at AAIC. Prior clinical updates triggered varied stock responses, and elevated short interest remains a risk as investors assess future trial and financing needs.

Key Terms

phase 2a, stem cell therapy, poster presentation, peer-reviewed
4 terms
phase 2a medical
"additional analysis of data from the Phase 2a clinical trial evaluating"
Phase 2a is an early stage in testing a new medical treatment or drug, where the main goal is to assess its safety and find the right dosage. For investors, this stage indicates whether the treatment shows initial promise before moving on to larger, more definitive studies; progress here can influence expectations for future development and potential success.
stem cell therapy medical
"evaluating its stem cell therapy laromestrocel in mild Alzheimer’s disease"
Therapies that use special cells capable of becoming different tissue types to repair, replace, or support damaged organs and systems—think of them as tiny seeds planted to regrow or fix parts of the body. Investors care because successful stem cell therapies can create entirely new markets or transform treatment costs, but they also carry long development timelines, high research and regulatory risk, and uncertain commercial returns until proven safe and effective.
poster presentation technical
"has been accepted for Poster Presentation at the 2026 Alzheimer’s"
A poster presentation is a visual display of information, often used to share research findings or ideas at conferences or meetings. It usually consists of a large printed poster that summarizes key points, allowing viewers to quickly understand the main message and ask questions. For investors, it highlights important developments or insights in a clear, accessible way, helping them stay informed about new opportunities or trends.
peer-reviewed technical
"were published in the peer-reviewed journal Nature Medicine in March"
Peer-reviewed means a study, report or paper has been examined and approved by independent experts in the same field before publication, like having multiple qualified inspectors check a building plan. For investors, peer review signals that methods and conclusions have passed scrutiny beyond the author’s claims, making scientific, clinical or technical findings more reliable and reducing the chance that decisions or valuation are based on unchecked or flawed evidence.

AI-generated analysis. Not financial advice.

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MIAMI, June 18, 2026 (GLOBE NEWSWIRE) -- Longeveron Inc. (NASDAQ: LGVN), a clinical stage biotechnology company developing cellular therapy for life-threatening, rare pediatric and chronic aging-related conditions, today announced that additional analysis of data from the Phase 2a clinical trial evaluating its stem cell therapy laromestrocel in mild Alzheimer’s disease has been accepted for Poster Presentation at the 2026 Alzheimer’s Association International Conference® (AAIC®), to be held July 12-15, 2026 in London, United Kingdom and online.

Poster Presentation (Exhibit Hall)
Date:Monday, July 13, 2026
Time:7:30am – 4:15pm BST
Session:In-Person Posters Tuesday; Drug Development: Human
Topic:Laromestrocel in Mild Alzheimer’s Disease: Additional Phase 2a Clinical Data Analysis
 

Results from the CLEAR MIND Phase 2a clinical trial, which support the therapeutic potential of laromestrocel in the treatment of mild Alzheimer’s disease and provided evidence-based support for further clinical development, were published in the peer-reviewed journal Nature Medicine in March 2025.

About Longeveron Inc.

Longeveron is a clinical stage biotechnology company developing regenerative medicines to address unmet medical needs. The Company’s lead investigational product is laromestrocel (Lomecel-B), an allogeneic mesenchymal stem cell (MSC) therapy product isolated from the bone marrow of young, healthy adult donors. Laromestrocel has multiple potential mechanisms of action encompassing pro-vascular, pro-regenerative, anti-inflammatory, and tissue repair and healing effects with broad potential applications across a spectrum of disease areas. Longeveron is pursuing four pipeline indications: hypoplastic left heart syndrome (HLHS), Alzheimer’s disease, Pediatric Dilated Cardiomyopathy (DCM) and Aging-related Frailty. Laromestrocel development programs have received five distinct and important FDA designations: for the HLHS program - Orphan Drug designation, Fast Track designation, and Rare Pediatric Disease designation; and, for the AD program - Regenerative Medicine Advanced Therapy (RMAT) designation and Fast Track designation. For more information, visit www.longeveron.com or follow Longeveron on LinkedIn, X, and Instagram.

Forward-Looking Statements
Certain statements in this press release that are not historical facts are forward-looking statements made pursuant to the safe harbor provisions of the Private Securities Litigation Reform Act of 1995, which reflect management’s current expectations, assumptions, and estimates of future operations, performance and economic conditions, and involve known and unknown risks, uncertainties, and other important factors that could cause actual results, performance, or achievements to differ materially from those anticipated, expressed, or implied by the statements made herein. Forward-looking statements are generally identifiable by the use of forward-looking terminology such as “anticipate,” “believe,” “contemplate,” “continue,” “could,” “estimate,” “expects,” “intend,” “looks to,” “may,” “on condition,” “plan,” “potential,” “predict,” “preliminary,” “project,” “see,” “should,” “target,” “will,” “would,” or the negative thereof or comparable terminology, although not all forward-looking statements contain these words, or by discussion of strategy or goals or other future events, circumstances, or effects. Factors that could cause actual results to differ materially from those expressed or implied in any forward-looking statements in this release include, but are not limited to, the ability of our clinical trials to demonstrate safety and efficacy of our product candidates, and other positive results; our ability to successfully transition toward a more capital-efficient, asset-light operating model; our ability to secure one or more strategic licensing partnerships for our stem cell therapy laromestrocel in our development programs; the ability to reach alignment with the FDA on a potential path toward regulatory approval; receipt of trial results and other available evidence sufficient to support the Company filing a BLA following the readout of top-line results of the ELPIS II data; the timing and focus of our ongoing and future preclinical studies and clinical trials, and the reporting of data from those studies and trials; market and other conditions, our cash position and need to raise additional capital, the difficulties we may face in obtaining access to capital, and the dilutive impact it may have on our investors; our financial performance, and ability to continue as a going concern; the period over which we estimate our existing cash and cash equivalents will be sufficient to fund our future operating expenses and capital expenditure requirements; the ability of our clinical trials to demonstrate safety and efficacy of our investigational product candidates, and other positive results; the timing and focus of our ongoing and future preclinical studies and clinical trials, and the reporting of data from those studies and trials; the size of the market opportunity for certain of our investigational product candidates, including our estimates of the number of patients who suffer from the diseases we are targeting; our ability to scale production and commercialize the investigational product candidate for certain indications; the success of competing therapies that are or may become available; the beneficial characteristics, safety, efficacy and therapeutic effects of our investigational product candidates; our ability to obtain and maintain regulatory approval of our investigational product candidates in the U.S. and other jurisdictions; our plans relating to the further development of our investigational product candidates, including additional disease states or indications we may pursue; our plans and ability to obtain or protect intellectual property rights, including extensions of existing patent terms where available and our ability to avoid infringing the intellectual property rights of others; the need to hire additional personnel and our ability to attract and retain such personnel; and our estimates regarding expenses, future revenue, capital requirements and needs for additional financing.

Further information relating to factors that may impact the Company’s results and forward-looking statements are disclosed in the Company’s filings with the Securities and Exchange Commission, including Longeveron’s Annual Report on Form 10-K for the year ended December 31, 2025, filed with the Securities and Exchange Commission on March 17, 2026, its Quarterly Reports on Form 10-Q, and its Current Reports on Form 8-K. The Company operates in highly competitive and rapidly changing environment; therefore, new factors may arise, and it is not possible for the Company’s management to predict all such factors that may arise nor assess the impact of such factors or the extent to which any individual factor or combination thereof, may cause results to differ materially from those contained in any forward-looking statements. The forward-looking statements contained in this press release are made as of the date of this press release based on information available as of the date of this press release, are inherently uncertain, and the Company disclaims any intention or obligation, other than imposed by law, to update or revise any forward-looking statements, whether as a result of new information, future events, or otherwise.

Investor and Media Contact:
Derek Cole
Investor Relations Advisory Solutions
derek.cole@iradvisory.com


FAQ

What did Longeveron (NASDAQ: LGVN) announce about laromestrocel at AAIC 2026?

Longeveron announced acceptance of a poster on additional Phase 2a data for laromestrocel in mild Alzheimer’s disease at AAIC 2026. According to Longeveron, this presentation will share further analysis of the CLEAR MIND trial, expanding information previously published in Nature Medicine in March 2025.

When and where will Longeveron (LGVN) present its Phase 2a Alzheimer’s data at AAIC 2026?

Longeveron’s poster will be presented Monday, July 13, 2026, from 7:30am to 4:15pm BST at AAIC 2026 in London. According to Longeveron, the session is part of the in-person “Drug Development: Human” poster track focused on mild Alzheimer’s disease.

What is laromestrocel and what condition is Longeveron (LGVN) studying it for?

Laromestrocel is Longeveron’s investigational stem cell therapy being evaluated for mild Alzheimer’s disease. According to Longeveron, additional Phase 2a clinical data analysis from the CLEAR MIND trial will be highlighted at AAIC 2026, following earlier results published in Nature Medicine in March 2025.

What is the CLEAR MIND Phase 2a trial mentioned by Longeveron (LGVN)?

CLEAR MIND is a Phase 2a clinical trial evaluating laromestrocel in mild Alzheimer’s disease. According to Longeveron, results from CLEAR MIND supported the therapeutic potential of laromestrocel and provided evidence-based support for further clinical development, with findings published in Nature Medicine in March 2025.

Where were the CLEAR MIND Phase 2a results for Longeveron’s laromestrocel published?

CLEAR MIND Phase 2a results for laromestrocel in mild Alzheimer’s disease were published in Nature Medicine in March 2025. According to Longeveron, these data supported laromestrocel’s therapeutic potential and justified additional clinical development, which the AAIC 2026 poster will further explore through additional analysis.

Why might the AAIC 2026 laromestrocel poster matter to Longeveron (LGVN) investors?

The AAIC 2026 poster may interest investors by providing more detail on existing Phase 2a Alzheimer’s data. According to Longeveron, the additional analysis builds on CLEAR MIND results that supported laromestrocel’s therapeutic potential and evidence-based rationale for continued clinical development in mild Alzheimer’s disease.