Big Health has raised a total of $135.1 million across 5 funding rounds, with its largest being a $75 million Series C in January 2022. Founded in 2010 and headquartered in San Francisco, California, United States, the digital therapeutics company provides fully-automated Cognitive Behavioral Therapy (CBT) programs for insomnia (Sleepio) and anxiety (Daylight). With 101–250 employees, Big Health is backed by SoftBank Vision Fund, Kaiser Permanente Ventures, Octopus Ventures, Gilde Healthcare, and Morningside Ventures, aiming to expand global access to digital mental health solutions.