RIGImmune

RIGImmune

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Private Company

Total funding raised: $16.5M

Overview

RIGImmune is a private, preclinical-stage biotech founded in 2020 by Yale professors Anna Marie Pyle and Akiko Iwasaki. The company has built an integrated platform combining Stem Loop RNA (SLR) therapeutics, which selectively activate the RIG-I pathway, with the NEED™ (Nano-Emulsion Enhanced Delivery) platform for direct, non-LNP inhalation delivery. Its pipeline targets high-unmet-need respiratory conditions like asthma and cystic fibrosis, positioning it to address a significant market opportunity if its localized delivery approach proves successful in the clinic.

AsthmaCystic FibrosisRespiratory Diseases

Technology Platform

NEED™ (Nano-Emulsion Enhanced Delivery) platform for non-LNP, inhaled delivery of RNA therapeutics, combined with proprietary Stem Loop RNA (SLR) compounds that selectively activate the RIG-I immune pathway.

Funding History

2
Total raised:$16.5M
Series A$12M
Seed$4.5M

Opportunities

The company targets large markets in asthma and cystic fibrosis with high unmet need, where its localized, non-LNP RNA delivery could offer a superior therapeutic profile.
The NEED™ platform is also broadly applicable to other respiratory diseases, including viral infections and COPD, providing significant expansion potential.

Risk Factors

Key risks include the unproven clinical efficacy and safety of the novel RIG-I activation mechanism in humans, the challenge of successfully delivering RNA via inhalation, and the substantial funding required to advance preclinical programs into and through clinical trials.

Competitive Landscape

RIGImmune competes in the growing fields of inhaled biologics and RNA therapeutics for respiratory disease. Competitors include companies developing inhaled antibodies, antisense oligonucleotides, and mRNA, often using lipid or polymer-based delivery systems. Its differentiation lies in the specific RIG-I targeting and its non-LNP NEED™ emulsion platform.