Sirius Therapeutics, Inc.
PrivateLast Round
Series B
Extension
May 9, 2025
Est. Valuation
$253M
Total Funding Raised
$207.5M
Momentum
Top 25%
of companies Caplight tracks
Company Overview
Sirius Therapeutics, Inc. is a biotechnology company developing innovative siRNA therapies for global markets, focusing on cardiovascular and chronic diseases.
Sector
Healthcare & Life Sciences
Verticals
Biotechnology, Drug Discovery, Clinical Trials, Precision Medicine
Business Model
B2B
Customer Profile
Services & Consulting
AI Layer
Non-AI
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Sirius Therapeutics, Inc. Comparables
Compare Sirius Therapeutics, Inc. with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| ADARx Pharmaceuticals | 86% | |
| Argo Biopharma | 84% | |
| Rona Therapeutics | 83% | |
Sirius Therapeutics, Inc. Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series B Extension | May 9, 2025 | ||||
| Series B | Oct 9, 2023 | ||||
| Series B | Sep 1, 2023 | ||||
| Series A | Jul 13, 2022 |
Sirius Therapeutics, Inc. Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| BioTrack Capital | Series B Extension |
| Creacion Ventures | Series B, Series B Extension, Series A |
| OrbiMed | Series B, Series B Extension, Series A |
| Hankang Capital | Series B Extension, Series B |
| Delos Capital Partners | Series B |
Market signals
Structured signals derived from secondary market and firmographic data.
- May 27, 2026
Grew 29% QoQ, from 14 to 18 employees.
- Apr 27, 2026
Grew 38% QoQ, from 13 to 18 employees.
Sirius Therapeutics, Inc. Filings
SEC and related filings with document metadata.
| Typed | Date | Amount Offered | Amount Sold | Filling | Pages | Download |
|---|---|---|---|---|---|---|
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Frequently Asked Questions
Common questions about Sirius Therapeutics, Inc.'s valuation, stock price, and market status.