Company
Rallybio
Unimagined Therapies. Undreamed Outcomes.
Also known as Rallybio, LLC
- Business model
- B2B
- Headquarters
- New Haven, CT, United States
- Customers
- patients living with rare diseases
- Legal name
- Rallybio, LLC
- rallybio.com (opens in a new tab)
- LinkedIn (opens in a new tab)
- X (opens in a new tab)
- Press page (opens in a new tab)
- Careers (opens in a new tab)
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Record updated 28 September 2026
About
Rallybio is a clinical-stage biotech company committed to delivering groundbreaking therapies with the potential to truly transform the lives of millions of patients with devastating rare diseases.
Funding snapshot
- Total raised
- $158MSEC form D sum, as of 2026-09-28Source (opens in a new tab)
- Latest round
- Round, $6.6M2024-04-10
Funding rounds
- Round, 2024
- $6.6M2024-04-10, SEC form D sold, 1 investor
- Round, 2020
- $145M2020-03-27, SEC form D sold, 28 investors
- Round, 2018
- $6M2018-04-20, SEC form D sold, 7 investors
Products
- Web
- RLYB116
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