Sirnaomics is a clinical-stage RNA therapeutics biopharmaceutical company with operations in both the United States and China. It develops RNA interference (RNAi) drugs based on small interfering RNA (siRNA) technology, with a pipeline focused on oncology, fibrosis, and medical aesthetics, as well as other therapeutic areas including anticoagulant therapy, cardiometabolic disease, complement-mediated diseases, and viral infections. The company is known for being among the first to achieve positive Phase IIa clinical outcomes in oncology for an RNAi therapeutic, and operates proprietary delivery platforms (including its GalAhead and polypeptide nanoparticle technologies). Sirnaomics is listed on the Main Board of the Hong Kong Stock Exchange under stock code 2257.
Sirnaomics is publicly traded
This company is no longer available on our private secondary market. Shares can be traded publicly under its listed ticker.
Company data and valuation marks are estimates and may be incomplete, stale, erroneous, or revised.
Founded
2007
Employees
11–50
Total Funding
$267M
5 rounds
Funding data and valuation marks are estimates and may be incomplete, stale, erroneous, or revised.
Total raised $267M across 5 rounds
Last updated 10-09-2026
| Date | Round | Amount Raised | Valuation | Lead Investors |
|---|---|---|---|---|
| Jul 1, 2021 | Series E Press release | $105M | — | Rotating Boulder Fund |
| Oct 2020 | Series D Press release | $105M | — | Rotating Boulder Fund, Walvax Biotechnology, Sunshine Riverhead Capital |
| Apr 2019 | Series C2 Press release | $22M | — | Not disclosed |
Poon Hung Fai (H. Fai Poon)
Chairman of the Board, Executive Director & Chief Executive Officer
Sirnaomics listed on the Main Board of the Hong Kong Stock Exchange (stock code 2257) on December 30, 2021 at HK$65.90 per share. Since listing it has raised further equity through private share subscriptions, and its 2025 accounts carry a going-concern material uncertainty.
Sirnaomics shares can be purchased through any standard brokerage account — including Fidelity, Charles Schwab, TD Ameritrade, and online platforms like Robinhood or E*TRADE. Search for the ticker to place an order.
Sirnaomics raised $267M across 5 disclosed funding rounds prior to its public listing.
Sirnaomics is headquartered in Germantown, Maryland, United States.
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