Skip to main content
DE

Definium Therapeutics

New York, United States
Last funding
$805.0M
Post-IPO EquityJun 2026

Definium Therapeutics provides psychedelic-inspired medicines and therapies for substance abuse disorders and other mental illnesses.

Backed byJanus Henderson InvestorsGreat Point PartnersCIBCAlly Bridge GroupCommodore Capital

About Definium Therapeutics

How much funding has Definium Therapeutics raised?

Definium Therapeutics has raised $805.0M in total funding. The most recent round was Post-IPO Equity. The last funding was announced in June 2026.

Who are Definium Therapeutics's investors?

Definium Therapeutics's investors include Janus Henderson Investors, Great Point Partners, CIBC, Ally Bridge Group, Commodore Capital.

Where is Definium Therapeutics headquartered?

Definium Therapeutics is headquartered in New York, United States.

What does Definium Therapeutics do?

Definium Therapeutics provides psychedelic-inspired medicines and therapies for substance abuse disorders and other mental illnesses.

What stage is Definium Therapeutics at?

Definium Therapeutics is at the Post-IPO Equity stage.

Cite this page

Free to use in articles, research, and reference works. Stable URL — will not change. Data on this page last updated .

MLA
"Definium Therapeutics — Funding & Investors." VCBacked, June 23, 2026, https://www.vcbacked.co/company/definium-therapeutics. Accessed November 13, 2026.
APA
VCBacked. (2026). Definium Therapeutics — Funding & Investors. Retrieved November 13, 2026, from https://www.vcbacked.co/company/definium-therapeutics
Wikipedia (cite web)
{{cite web |title=Definium Therapeutics — Funding & Investors |url=https://www.vcbacked.co/company/definium-therapeutics |website=VCBacked |access-date=November 13, 2026}}

Profile data sourced and verified per the VCbacked methodology · Last funding round dated

Work at Definium Therapeutics? Request a listing update

Founder contacts
m***@definiumtx.com
linkedin.com/in/●●●●●●
Emails, phones & LinkedIn · 41,000+ verified contacts
Get instant access →