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OncoC4 secures nearly $50 million in Series B funding led by GBA Fund to advance its pipeline of innovative therapies.

PRIVATEOct 02, 2025

Amount Raised

$50 Million

Round Type

Series B

RockvilleBiotechnology

Investors

3E Bioventures CapitalHM CapitalKaitai CapitalGBA Fund

Description

OncoC4, Inc. has closed a Series B financing round of nearly $50 million, led by GBA Fund. The funds will support the clinical development of OncoC4's pipeline programs. The company was founded by immunologists Dr

Quick answer

OncoC4 raised $50 Million in a Series B round, dated October 2, 2025. Investors: 3E Bioventures Capital, HM Capital, Kaitai Capital and GBA Fund. OncoC4 is based in Rockville, Maryland, United States.

How much did OncoC4 raise?
OncoC4 raised $50 Million in a Series B round on October 2, 2025.
Who invested in OncoC4?
3E Bioventures Capital, HM Capital, Kaitai Capital and GBA Fund are named as investors in this round.
What does OncoC4 do?
OncoC4 is a privately held, late-stage biopharmaceutical company engaged in the discovery and development of novel biologicals for treating cancer and immunological diseases.
Where is OncoC4 based and how big is it?
OncoC4 is based in Rockville, Maryland, United States. Fundz records about 66 employees.
Who are the decision-makers at OncoC4?
Fundz holds 1 contact at OncoC4. Names and contact details are shown to Fundz members.

Source: Fundz verified event record.

Who else raised in Biotechnology around the same time

Companies in the same sectors as OncoC4 that raised within 45 days of this round, from Fundz verified event records.

  • Fang Oral Care raised $1.1M (Funding Round) on November 15, 2025.
  • Conexeu Sciences raised $202K on November 14, 2025.
  • TandemAI raised $22M (Series A) on November 14, 2025.
  • Red Queen Bio raised $15M (Seed) on November 14, 2025.
  • Annexon raised $65M (Post-IPO Equity) on November 14, 2025.
  • Repair Biotechnologies raised $5.3M on November 14, 2025.

Who to call at OncoC4, and when

A new round usually means OncoC4 is about to hire and buy. The teams that reach out first get the meeting.

  • An alert the day OncoC4 raises, hires an executive or expands, scored against what you sell
  • The decision-makers there, with verified emails
  • Who you already know at OncoC4, from your own LinkedIn network

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Company Information

Company

OncoC4

Location

Rockville, Maryland, United States

About

OncoC4 is a privately held, late-stage biopharmaceutical company engaged in the discovery and development of novel biologicals for treating cancer and immunological diseases. Its pipeline features assets with first-in-class and best-in-class potential. AI-081 is a potentially best-in-class bispecific antibody candidate currently enrolling patients in a Phase 1/2 trial. OncoC4 also has a collaboration with BioNTech to co-develop gotistobart.

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Funding Insights

What this usually means
Timeline to next round
Series B companies typically work for 15-20 months before raising new capital
Growth expectations
Series B companies are expected to scale rapidly and expand market reach

OncoC4 raised. Fundz records a round at a median of 3.6 minutes from the SEC filing, with the decision-maker attached.

145 of these a day, filtered to the companies you pick, with the decision-maker attached.

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