Company
Rational Vaccines
We are an investigational-stage infectious disease company focused on combating all diseases resulting from herpes simplex virus 1 (HSV-1) and herpes simplex virus 2 (HSV-2) infections.
Also known as Rational Vaccines Inc.
- Status
- Operatingas of 2026-09-18
- Business model
- B2B
- Headquarters
- Woburn, MA, United States
- Legal name
- Rational Vaccines Inc.
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Record updated 28 September 2026
About
Using our proprietary technology, we are developing rationally engineered, live attenuated viral immunotherapeutic and prophylactic vaccine candidates. Our aim is to help improve lives by reducing the suffering of those infected and reduce the spread of the virus. Our goal is to revolutionize the treatment, prevention, and diagnosis of herpes and herpes-related diseases worldwide.
Funding snapshot
- Total raised
- $27.8MSEC form D sum, as of 2026-09-28Source (opens in a new tab)
- Latest round
- Round, $11.7M2020-03-12
Funding rounds
- Round, 2020
- $11.7M2020-03-12, SEC form D sold, 16 investors
- Round, 2018
- $6.8M2018-09-12, SEC form D sold, 9 investors
- Round, 2017
- $8.2M2017-08-24, SEC form D sold, 25 investors
- Round, 2016
- $364K2016-10-05, SEC form D sold, 5 investors
- Round, 2015
- $700K2015-04-28, SEC form D sold, 10 investors
Products
- Other
- RVx201
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