S-1
filed
Initial registration statement
Initial public filing submitted to start the SEC review process.
Follows DRS/A in the pre-IPO sequence.
Common Stock · Exchange Nasdaq Global Select Market · Ticker ASPE · Use of proceeds to fund clinical development, research and development, and for working capital
Aspen Neuroscience, Inc. is advancing its lead product candidate, sasineprocel, for CNS disorders like Parkinson's disease, with a focus on overcoming clinical trial challenges. The company highlights risks in its Phase 3 trial design, including blinding difficulties, potential biases, and uncertainties in regulatory approval. Financially, it reports significant historical losses and reliance on external funding, with $115.6M raised in 2025 Series C financing. The filing emphasizes ongoing clinical development risks, patient enrollment challenges, and the need for substantial capital to sustain operations.
2026-10-09 · 0001193125-26-419104
DRS/A
amended
Amended draft registration statement
Updated draft registration filed before the public launch.
Updates the prior DRS/A filing.
Aspen Neuroscience, Inc. reports significant net losses, with $62.1M in 2025 and $48.6M in 2024, and an accumulated deficit of $245.8M as of March 31, 2026. The company expects increased operating expenses for clinical trials, regulatory approvals, and public company compliance. Despite $115.6M raised in 2025 Series C financing, substantial additional funding is required, with uncertainty around clinical timelines and profitability. No revenue is expected until product approvals are achieved.
2026-06-10 · 0001193125-26-264239
DRS/A
amended
Amended draft registration statement
Updated draft registration filed before the public launch.
Updates the prior DRS filing.
Aspen Neuroscience, Inc. reports significant net losses of $62.1 million for 2025 and $48.6 million for 2024, with an accumulated deficit of $228.3 million. The company expects operating expenses to rise sharply due to clinical trials, regulatory approvals, and public company costs. Revenue remains uncertain until product approvals are achieved. Recent Series C preferred stock sales generated $115.6 million in proceeds, with $110.7 million in cash reserves as of December 2025. Funding requirements for 12 months are projected to be met, but reliance on future capital raises and clinical success poses risks.
2026-05-12 · 0001193125-26-219770
DRS
filed
Draft registration statement
Draft registration filed confidentially before the public launch.
First tracked pre-IPO filing for this issuer.
Aspen Neuroscience, Inc. reports significant net losses of $62.1 million for 2025 and $48.6 million for 2024, with an accumulated deficit of $228.3 million as of December 31, 2025. The company expects operating expenses to rise as it advances its lead product candidate, sasineprocel, through clinical trials and seeks regulatory approvals. Funding requirements remain critical, with $110.7 million in cash and marketable securities as of year-end 2025, projected to cover operations for at least 12 months. The company anticipates continued losses until potential product commercialization, which hinges on clinical and regulatory success.
2026-03-30 · 0001193125-26-132031