Welcome to our dedicated page for Mesoblast SEC filings (Ticker: MESO), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
The Mesoblast Limited (MESO) SEC filings page on Stock Titan provides access to the company’s U.S. regulatory disclosures as a foreign private issuer. Mesoblast files annual reports on Form 20-F and frequent Form 6-K reports that incorporate announcements made to the Australian Securities Exchange. These filings cover topics such as quarterly cash flow reports (Appendix 4C), new issue announcements (Appendix 3G), changes in directors’ interests (Appendix 3Y), and investor presentations.
For investors analyzing Mesoblast’s biotechnology business, the filings are a primary source of information on its allogeneic mesenchymal stromal cell platform, the commercial performance of Ryoncil for pediatric steroid-refractory acute graft versus host disease, and the development of product candidates like rexlemestrocel-L for chronic low back pain and heart failure. The company’s disclosures also describe its extensive intellectual property portfolio, proprietary manufacturing processes for cryopreserved off-the-shelf cellular medicines, and financing arrangements such as credit facilities and convertible notes.
Stock Titan enhances these documents with AI-powered summaries that highlight key points from long filings, helping readers quickly understand material changes, risk factor updates, and financing terms. Users can review real-time 6-K updates pulled from EDGAR, as well as annual 20-F reports that provide detailed discussion of Mesoblast’s operations, cell therapy pipeline, and risk profile.
In addition, this page offers convenient access to information related to equity issuance, corporate governance, and director transactions referenced in Mesoblast’s cross-filed ASX appendices. By combining original SEC documents with AI-generated overviews, the filings section helps investors, analysts, and researchers interpret Mesoblast’s regulatory reporting without reading every page line by line.
Mesoblast Limited reported that Dr. Teresa Montagut, MD, PhD, has been appointed to the newly created role of Head of Clinical Development and Medical Affairs, reporting to Chief Medical Officer Dr. Eric Rose. She will lead medical affairs, clinical collaborations, investigator-initiated trials, and engagement with healthcare professionals.
Dr. Montagut previously held senior medical and development roles at Regeneron, Novartis, Genentech, and Atara Biotherapeutics, and trained at leading U.S. institutions including Memorial Sloan Kettering Cancer Center. The company highlights her importance in advancing Ryoncil®, its FDA-approved mesenchymal stromal cell therapy for pediatric steroid-refractory acute graft versus host disease, and in expanding Mesoblast’s broader inflammatory disease and cell therapy pipeline.
Mesoblast Limited reported a sharp jump in activity for the half-year ended December 31, 2025, as the U.S. launch of Ryoncil drove total revenue to
Ryoncil generated
Mesoblast Limited is informing investors that it will host a webcast to discuss operational highlights and financial results for the half year ended December 31, 2025. The webcast is scheduled for 5:00 p.m. EST on Thursday, February 26, and 9:00 a.m. AEDT on Friday, February 27, 2026, and can be accessed online at the provided webcast link.
Mesoblast describes itself as a world leader in developing allogeneic, off-the-shelf cellular medicines for severe inflammatory conditions. Its therapy Ryoncil® (remestemcel-L-rknd) for steroid-refractory acute graft versus host disease in pediatric patients is stated to be the first FDA-approved mesenchymal stromal cell therapy, and the company is advancing additional indications and partnerships globally.
Mesoblast Limited reported strong commercial and funding progress for the quarter ended December 31, 2025. Ryoncil® gross sales reached US$35 million, up 60% from the prior quarter, with net revenues of US$30 million, reflecting growing uptake in pediatric steroid‑refractory acute graft‑versus‑host disease.
The company entered a new US$125 million non‑dilutive credit line at a fixed 8.00% interest rate and drew US$75 million, which helped refinance higher‑cost debt. Mesoblast held US$130 million in cash at December 31, 2025, after a quarterly net operating cash outflow of US$16 million, and estimates about 11.6 quarters of total funding based on current burn and available facilities.
Operationally, early ‘real‑world’ data from the first 25 Ryoncil® patients post‑launch showed 21 alive after completing the initial 28‑day regimen. A pivotal adult SR‑aGvHD trial is expected to begin site enrollment this quarter. The FDA provided positive feedback on a potential BLA for rexlemestrocel‑L in chronic low back pain, and a confirmatory Phase 3 trial targeting 300 patients is actively recruiting across 40 U.S. sites.
Mesoblast Limited reports early real-world experience and commercial rollout of its FDA-approved cell therapy Ryoncil for children with steroid‑refractory acute graft‑versus‑host disease. Among the first 25 patients treated after launch, 21 were alive after completing the 28‑day course, an 84% survival rate. Access efforts include a MyMesoblast patient hub, onboarding of 45 U.S. transplant centers toward a target of 64 centers covering 94% of transplants, and payer coverage reaching more than 260 million U.S. lives. Mesoblast plans a pivotal adult SR‑aGvHD trial with the NIH‑funded BMT‑CTN expected to begin site enrollment this quarter and is also developing its stromal cell platform for additional inflammatory and cardiovascular indications.
Mesoblast Limited submitted a foreign issuer report describing an action first disclosed on the Australian Securities Exchange. On December 17, 2025, the company lodged an Appendix 3G with the ASX, which relates to a new issue announcement and the issue, conversion or payment up of unquoted equity securities. This Appendix 3G document is attached to the report as an exhibit and is incorporated by reference for further details.
Mesoblast Limited furnished a Form 6-K to provide investors with Australian Securities Exchange materials. The filing attaches two ASX documents dated October 28, 2025: an Appendix 3Y change of director’s interest notice and an Appendix 3G notification of issue, conversion or payment up of unquoted equity securities, incorporated by reference as Exhibits 99.1 and 99.2.
This update is administrative, making the ASX disclosures available to U.S. investors under the Exchange Act.
Mesoblast Limited furnished a Form 6-K to provide investors with its Australian Securities Exchange Appendix 4C quarterly report for the quarter ended September 30, 2025. The Appendix 4C is attached as Exhibit 99.1 and incorporated by reference. The filing is an administrative submission linking U.S. investors to the company’s ASX quarterly cash flow and activities report.