Ray Therapeutics
Latest round
- Series B
Last raised
- Apr 2026
Total raised
- $145M
Investors
- 11
About Ray Therapeutics
Founded in 2021 and based in CA, US, Ray Therapeutics, Inc is a biotech company developing optogenetic gene therapies for patients with blinding diseases. The company was co-founded by Paul Bresge, who also serves as the Chief Executive Officer of the company, Sean Ainsworth and Dr.In April 2026, Ray Therapeutics, Inc. The company's lead candidate Ray-001 in retinitis pigmentosa, a degenerative retinal disease with significant unmet medical needs. Ray-001 is intended to be a one-time treatment via intravitreal injection that is sustainable for a lifetime. The firm pursues multiple drug development programs for a range of degenerative retinal diseases, focusing on preserving and restoring vision in patients using the ground-breaking science of optogenetics.
Who invested in Ray Therapeutics
11 investors across 3 rounds
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Questions about Ray Therapeutics
Who invested in Ray Therapeutics?
Ray Therapeutics has 11 investors on record across 3 venture rounds. Sign up free to see every VC on the cap table and the rounds they joined.
How much funding has Ray Therapeutics raised?
Ray Therapeutics has raised 3 venture rounds. Sign up free to see how much each round raised and the total.
When did Ray Therapeutics last raise money?
Ray Therapeutics's most recent round on record is a Series B, in Apr 2026.
What does Ray Therapeutics do?
Founded in 2021 and based in CA, US, Ray Therapeutics, Inc is a biotech company developing optogenetic gene therapies for patients with blinding diseases.
Where is Ray Therapeutics headquartered?
Ray Therapeutics is headquartered in Berkeley, US.
Which VCs invest in companies like Ray Therapeutics?
Among active investors with capital left to deploy, Andreessen Horowitz, Founders Fund, Accel and Thrive Capital back biotechnology companies at Ray Therapeutics's stage. Their profiles are linked below.
VCs backing biotechnology startups at Series B
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