United States · Venture startup
Funding summaryUpdated 26 Oct 2026
$10Mraised across 4 rounds since 2015, from 4 sources
Each circle is a round, placed by date and sized by amount. The line above is the running total.
No investor was named in the report.
Filed with the SEC (Form D); no report of this raise yetSEC filing: $1.5M sold, first sale May 2026
Source recordedSEC filing: $2.7M sold, first sale Feb 2024
The W Fund
SpringRock VenturesReported by FinSMEsSEC filing: $8.0M sold, first sale Jul 2017
From a historical funding recordSEC filing: $850K sold, first sale Apr 2015
From Cyrus Biotechnology's own website: 10 on the team.
AdvisersDavid Baker
The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.
The W Fund
Alumni Ventures
OrbiMedAlexandria Venture InvestmentsSpringRock VenturesWingsTrinity Ventures/ OrbiMedMissing a round, or an investor who was in one? Tell us.
These 4 firms list Cyrus Biotechnology as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above.
Cyrus Biotechnology's investors include The W Fund, Alumni Ventures, OrbiMed, Alexandria Venture Investments and SpringRock Ventures, and 2 more on record.
Cyrus Biotechnology has raised $10M across 4 rounds since 2015. One round did not disclose an amount, so the total is a floor.
Cyrus Biotechnology's most recent round, $1.5M, was in May 2026.
Cyrus Biotechnology's largest round on record is $8.0M (Series A), in Jul 2017.
Cyrus Biotechnology's first round on record, in May 2015, was backed by The W Fund and Wings.
Cyrus Biotechnology's latest named round is a Venture, in Feb 2024.
Cyrus Biotechnology is based in the United States.
In the same sector, and raised in the last eighteen months.
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