Premier Alternatives

Cyrus Biotechnology

Seattle, WA · Founded 2014 · Privately Held (backing)

Operator of a biologic therapeutics company intended to treat serious diseases through advanced protein engineering. Cyrus Biotechnology is based in Seattle, WA and was founded in 2014. Its last reported valuation was $45.5 million in Oct 2021. It has raised $36.6 million across 10 recorded rounds; the latest was a $1.5 million seed round in Jul 2025.

Last reported valuation
$45.5M
Oct 2026
Priced at
—
Total raised
$36.6M
Last round
Seed Round
Jul 2025

Cyrus Biotechnology key facts

as of Oct 2026
  • Operator of a biologic therapeutics company intended to treat serious diseases through advanced protein engineering.
  • Cyrus Biotechnology is valued at approximately $45.5M as of Oct 2026 (last reported valuation).
  • It has raised $36.6M across 10 recorded rounds; the latest was Seed Round ($1.5M) in Jul 2025.
  • Notable investors include Alumni Ventures, US National Science Foundation, OrbiMed, Argonautic Ventures, iSelect Fund — 26 tracked in total.
  • Cyrus Biotechnology has filed 13 Form Ds with the SEC since 2015, most recently May 2026 ($1.5M sold to 17 investors).
  • Status: Privately Held (backing).
Last reported valuation
LOW confidence
$45.5M

Cyrus Biotechnology's last reported valuation, Oct 2021. Nothing priced has surfaced since.

set by last reported valuationas of Oct 2026question about this number?
Free account
More of Cyrus Biotechnology with a free account
  • ·The complete investor list: 26 names
  • ·Watch Cyrus Biotechnology: the Monday email on marks, rounds and moves
Create free account
No card required

Membership and data by Private Market View

Cyrus Biotechnology funding rounds

10 rounds
Jul 2025Seed Round$1.5MSEC filing▮
Oct 2024Seed Round$3.2MSEC filing▮
Feb 2024Seed Round$2.7MSEC filing▮
Jun 2021Early Stage VC$18.4MSEC filing▮
Sep 2020Debt$1.1MSEC filing▮
Full funding history →

Cyrus Biotechnology valuation

Cyrus Biotechnology's last reported valuation was $45.5 million in Oct 2021. No priced round, secondary trade or fund mark has surfaced since.

How much has Cyrus Biotechnology raised?

Cyrus Biotechnology has raised $36.6 million across 10 recorded rounds since 2015. The largest was an $850,000 debt round in Apr 2015; the most recent was a $1.5 million seed round in Jul 2025.

Cyrus Biotechnology has filed 13 Form Ds with the SEC since 2015, most recently in May 2026 ($1.5 million sold to 17 investors).

Cyrus Biotechnology investors

26 investors are on record for Cyrus Biotechnology, including Alumni Ventures, US National Science Foundation, OrbiMed and Argonautic Ventures. By type, the record holds 4 venture capital firms and 1 growth equity firm. The seed round in Jul 2025 drew 17 investors.

About Cyrus Biotechnology

Operator of a biologic therapeutics company intended to treat serious diseases through advanced protein engineering. The company offers an internal immunogenicity redesign platform, combined with proprietary protein design and screening capabilities, enabling pharmaceutical and biotechnology sectors to develop safer and more effective treatments.

Sector
Healthcare
HQ
Seattle, WA, United States
Founded
2014
Employees
24
Ownership
Privately Held (backing)

Is this your company? Sign in with your work email to keep it current, or tell us what's wrong.