- Companies
- Big Health
Big Health Funding, Investors & Competitors
Big Health has raised $159M across 6 funding rounds, most recently a $24M undisclosed-stage round in February 2026.
Last Big Health funding round
$24M
Undisclosed stage · Feb 2026
Cumulative funding Big Health raised
$159M
across 6 funding rounds
Key investors in Big Health
Octopus Ventures
Gilde Healthcare
Kaiser Permanente Ventures
Index Ventures
Morningside
SoftBank Group
Samsung NEXT
.406 Ventures
About Big Health
Big Health is a San Francisco-based digital therapeutics company providing app-based programs for insomnia, anxiety, and depression via its Sleepio and Daylight platforms. Available through employer and health plan partnerships, the programs deliver cognitive behavioral therapy without clinician involvement. The company has treated over 100,000 patients and collaborates with NHS England.
Founded
2010
HQ
Website
Status
Privately held
Customer focus
B2B
Revenue model
Subscription
Big Health Funding History
Big Health has raised a total of $159M across 6 funding rounds.
Big Health's first fundraising round was a $3M Series A in April 2014. The most recent completed round was a $24M undisclosed-stage round in February 2026.
Big Health funding rounds
| Date | Stage | Investors | Raised | Deal Summary |
|---|---|---|---|---|
| Feb 2026 | Undisclosed stage | .406 Ventures (lead); AlleyCorp (lead); The Blue Venture Fund; Supermoon Capital; Gilde Healthcare; CVS Health Ventures; Sandbox Industries | $24M | Big Health is a digital therapeutics provider offering FDA-cleared and reimbursable prescription digital therapeutics (PDTs) such as SleepioRx for insomnia disorders and DaylightRx for generalized anxiety disorder, targeting non-drug alternatives amid improving reimbursement pathways. The company raised $23.7 million in a Series D / other-strategic round on February 12, 2026, co-led by .406 Ventures and AlleyCorp, with participation from CVS Health Ventures, Blue Venture Fund, Sandbox Clinical Ventures (noted as Sandbox Industries in query), Gilde Healthcare, and Supermoon Capital (noted as Supermoon Ventures in some sources). Funds will accelerate commercialization, expand strategic provider partnerships, integrate into clinical workflows, increase payer coverage, and boost clinical adoption. CEO Yael Berman highlighted rapid pipeline growth and customer launches over the past year, with health systems and telemedicine companies seeking solutions for insomnia and anxiety. Investors praised Big Health's clinical validation, evidence base, reimbursement readiness, and scalable model, citing CMS decisions enabling reimbursement for FDA-cleared digital treatments superior to pharmaceuticals. The round positions Big Health for broader access amid a shifting digital therapeutics market, following shutdowns of peers like Pear Therapeutics and Akili due to prior adoption and reimbursement challenges. Big Health's total funding reached approximately $153M across five rounds as of February 2026. |
| Oct 2024 | Series A | - | $6M | - |
| Jan 2022 | Series C | SoftBank Group (lead); Octopus Ventures; Kaiser Permanente Ventures; Gilde Healthcare; ArrowMark Partners; Morningside | $75M | Big Health is a digital therapeutics company offering non-drug alternatives for mental health conditions like insomnia and anxiety through apps such as Sleepio and Daylight, backed by clinical trials and designed to deliver behavioral medicine at scale. The company pioneered reimbursement via pharmacy benefit managers (PBMs) and has strong commercial partnerships to expand access. On January 19, 2022, Big Health raised $75 million in a Series C funding round led by SoftBank Vision Fund 2, with participation from new investor ArrowMark Partners and existing backers Octopus Ventures, Gilde Healthcare, Kaiser Permanente Ventures, and Morningside Ventures. The funds aim to accelerate commercial growth, enhance product strategy, and launch six new digital therapeutics by 2024. Founded in 2012, Big Health has grown its user base to over 10 million people and raised nearly $130 million total across rounds, including a $29.5 million Series B in 2019 led by Gilde Healthcare, a $20 million Series A in 2017 led by Index Ventures, and a $4.5 million seed in 2014 backed by Octopus Ventures. The Series C supports scaling reimbursement models and market expansion amid rising mental health needs highlighted by COVID-19. Investors praised Big Health's evidence-based approach, innovative commercialization, and potential to address mental health crises cost-effectively via smartphones. |
| Jun 2020 | Series B | Gilde Healthcare (lead); Morningside (lead); Octopus Ventures; Kaiser Permanente Ventures; Samsung NEXT | $39M | Big Health is a digital therapeutics company providing fully automated, clinically validated treatments for mental health conditions like insomnia (Sleepio), anxiety (Daylight), and others, backed by over 50 published clinical papers including 13 RCTs and cited in guidelines from the American College of Physicians and NICE. The company's products use human voice, engaging animation, and cognitive behavioral therapy techniques to deliver scalable care comparable to medication, offered to employees via employers like Target, Comcast, and Home Depot, and reimbursed through the UK's NHS, reaching over 12 million people worldwide at the time. On June 18, 2020, Big Health raised $39 million in a Series B financing round led by Gilde Healthcare and co-led by Morningside Ventures, with participation from new investor Samsung NEXT and existing investors Kaiser Permanente Ventures and Octopus Ventures. Janke Dittmer from Gilde and Isaac Cheng from Morningside joined the board alongside representatives from prior investors. The funds were allocated to new product development, expanding distribution channels, and scaling commercialization to meet growing demand and accelerate adoption of FDA-cleared digital treatments. CEO Peter Hames noted that Big Health entered 2020 after doubling revenues in 2019, driven by enterprise adoption recognizing the platform's role in addressing mental health benefits gaps. A health economic study of Sleepio at a Fortune 500 company showed 28% lower annualized healthcare costs for users versus controls. This round brought total funding to $54.3 million since 2010, following a $15 million Series A four years prior, positioning Big Health to dominate the digital therapeutics market through clinical evidence and innovative go-to-market strategies. |
| Jul 2016 | Series B | Octopus Ventures (lead); Index Ventures; Kaiser Permanente Ventures; Sean Duffy; Way to Wellville; Vitruvian Partners; JamJar Investments | $12M | Big Health raised $12 million in a funding round on July 27, 2016, led by Octopus Ventures, with participation from Kaiser Permanente Ventures, Index Ventures, Sean Duffy, and JamJar Investments. The company, based in San Francisco and London, develops digital therapeutics automating behavioral medicine programs, with its lead product Sleepio providing clinically proven cognitive behavioral therapy for sleep improvement without drugs. In its first year in the U.S. market, Sleepio reached over 750,000 employees at companies including Comcast, LinkedIn, Boston Medical Center, and Henry Ford Health System. |
| Apr 2014 | Series A | Index Ventures (lead); Forward Partners | $3M | - |
Who has invested in Big Health?
19 investors have backed Big Health across its funding rounds, including Octopus Ventures, Gilde Healthcare, Kaiser Permanente Ventures, Index Ventures, Morningside and SoftBank Group.
Lead investors include .406 Ventures, AlleyCorp, SoftBank Group, Gilde Healthcare, Morningside and 2 other investors.
Big Health Investors
| Investor | HQ | Rounds | Role | First check |
|---|---|---|---|---|
| 3 | Lead | Jul 2016 | ||
| 3 | Participant | Jul 2016 | ||
| 3 | Lead | Jun 2020 | ||
| 2 | Lead | Apr 2014 | ||
| 2 | Lead | Jun 2020 | ||
| 1 | Participant | Feb 2026 | ||
| 1 | Lead | Feb 2026 | ||
| 1 | Participant | Feb 2026 | ||
| 1 | Participant | Jul 2016 | ||
| 1 | Participant | Jun 2020 | ||
| 1 | Lead | Jan 2022 | ||
| 1 | Participant | Jan 2022 | ||
| 1 | Participant | Apr 2014 | ||
This data is available for Pro users. Sign up to see all 19 Big Health investors. Start Free Trial | ||||
Benchmark 350K+ Funding Rounds and Disclosed VC Valuation Multiples
Sign up to see data on 350K+ funding rounds and disclosed revenue and EBITDA valuation multiples, from seed, through growth stage, to pre-IPO.
Start Free TrialAcquisitions by Big Health
Big Health has acquired 1 company to date.
Last acquisition by Big Health was on July 14th 2023. Big Health acquired Limbix for undisclosed valuation.
Latest Acquisitions by Big Health
| Description | Limbix is a San Francisco-based developer of prescription digital therapeutics for adolescent mental health. Its flagship product, SparkRx, delivers cognitive behavioral therapy modules via mobile app for treating depression and anxiety, available nationwide to licensed healthcare professionals. The multidisciplinary team of clinicians, designers, and engineers integrates evidence-based interventions with gamified engagement to improve outcomes for teens. |
| HQ Country | |
| HQ City | San Francisco, CA |
| Deal Date | 14 Jul 2023 |
| Valuation | undisclosed |
| EV/Revenue | |
| EV/EBITDA | |
This data is available for Pro users. Sign up to see all Big Health acquisitions and their M&A valuation multiples. Start Free Trial | |
Big Health Competitors
Big Health competitors include listed companies like TALI Digital and Compass Pathways, and private ones like Slingshot AI, Workit Health, Sword Health and Hippocratic AI.
| Company | HQ | Status | Revenue | EBITDA | Valuation | Revenue Multiple |
|---|---|---|---|---|---|---|
| Private | $10M | - | $220M | 22.0x | ||
| Publicly listed | $166K | ($2M) | $3M | - | ||
| Publicly listed | - | ($293M) | $2.1B | - | ||
| Private | - | - | $500M | - | ||
| Private | $240M | - | $4B | 16.7x | ||
| Private | - | - | $3.5B | - |
Big Health Public Comps
Big Health is still privately-owned, but its public comps include Humana Inc., Hims, Doximity, ACADIA Pharmaceuticals, Compass Pathways, Alignment Healthcare, Teladoc, Helus Pharma, Talkspace and Sphere.
| Last FY | EV/Revenue | EV/EBITDA | ||||||
|---|---|---|---|---|---|---|---|---|
| Revenue | EBITDA | Last FY | LTM | 2027E | Last FY | LTM | 2027E | |
| $130B | $3B | 0.4x | 0.3x | 17.8x | 16.6x | |||
| $2.3B | $178M | 3.1x | 2.4x | 40.4x | 23.9x | |||
| $645M | $229M | 6.3x | 6.2x | 17.7x | 11.9x | |||
| $1.1B | $119M | 3.6x | 3.2x | 32.3x | 33.6x | |||
| - | ($293M) | - | - | (5.8x) | (8.4x) | |||
| $3.9B | $45M | 0.4x | 0.3x | 31.6x | 10.0x | |||
| $2.5B | $124M | 0.6x | 0.6x | 11.3x | 5.0x | |||
| - | ($153M) | - | - | (5.4x) | (4.8x) | |||
This data is available for Pro users. Sign up to see all Big Health competitors and their valuation data. Start Free Trial | ||||||||
Common questions about Big Health
| When was Big Health founded? | Big Health was founded in 2010. |
| Where is Big Health headquartered? | Big Health is headquartered in San Francisco, CA, United States. |
| Is Big Health publicly listed? | No, Big Health is a private, VC-backed company. |
| How much funding has Big Health raised? | Big Health has raised $159M across 6 funding rounds. |
| What was Big Health's last funding round? | Big Health's last funding round was a $24M undisclosed-stage round in February 2026, led by .406 Ventures and AlleyCorp. |
| Who are Big Health's investors? | Big Health's investors include Octopus Ventures, Kaiser Permanente Ventures, Gilde Healthcare, Index Ventures, Morningside, The Blue Venture Fund, .406 Ventures, Supermoon Capital, Sean Duffy, Samsung NEXT and 9 others. |
| Which companies are comparable to Big Health? | Companies comparable to Big Health include Slingshot AI, TALI Digital, Compass Pathways, Workit Health, Sword Health and Hippocratic AI. |
| How many companies has Big Health acquired? | Big Health has acquired 1 company, including Limbix. |
See companies similar to Big Health
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