Startup profile for Aptadir Therapeutics: latest funding, latest known valuation, total disclosed funding, investors, status, sources, and why the company is interesting. Part of the Venture Capital Tracker startup directory.

Startup profile · funding coverage

Aptadir Therapeutics funding, valuation and investors

RNA therapeutics company developing demethylating medicines; raised a €40 million seed round.

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Funding, valuation & investors

Answer-first snapshot

Latest funding

Seed

€40M ($45M) · September 29, 2026

Latest known valuation

Not publicly disclosed

Total disclosed equity funding

$45M

Excludes debt, grants, acquisitions, secondaries, and IPO proceeds.

Current status

private

seed · Milan, Italy

Investors in latest funding

Lead: 4BIO Capital

Other: EXTEND

Sources: latest funding Last verified: 2026-09-30

Overview

Aptadir Therapeutics is developing RNA inhibitor-based medicines intended to reverse abnormal DNA methylation in genetic disease. On September 29, 2026 the Milan-based company announced the closing of a €40 million ($45 million) seed round led by 4BIO Capital with follow-on participation from EXTEND.

Why Aptadir Therapeutics is interesting

An unusually large biotech seed round with multi-institution science and clear primary-source disclosure.

Key facts

  • Sep 29, 2026: €40M seed
  • 4BIO Capital led the round

Funding history (newest first)

Market / IPO context

Editorial / static context — not a live quote.

By Venture Capital Tracker

Last updated:

Editorial note: AI tools assisted with research, structure, or drafting. Venture Capital Tracker retains human editorial responsibility for factual accuracy, relevance, and source quality before publication.