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Function Health

A personalized health platform providing comprehensive blood testing and AI-driven insights for longevity.
Healthcare 📍 Austin, TX Founded 2022
Current Valuation
$2.5B
as of 2025-Q4
UNICORN

IPO Outlookprivate

Is Function Health going public?
No. Function Health is private and has not filed to go public. There is no S-1 on file.
What is Function Health's valuation in 2026?
Function Health is valued at $2.5B as of 2025-Q4, set by its Series B ($298M, Nov 2025). That is the last confirmed mark, not a live price — private shares do not trade continuously.
Has Function Health filed an S-1?
No public S-1 is on file for Function Health.
Who are Function Health's investors?
Function Health's investors include Redpoint Ventures, Andreessen Horowitz, Founders Fund, Redesign Health, Aglaé Ventures, SV Angel and 2 more.
Answers are derived from the roster record shown on this page — filing status, last round and confirmed marks. Where the record is silent, the answer says so rather than guessing.
Function Health is a personalized health platform that provides users with access to over 100 comprehensive biomarker tests and AI-powered medical insights. The company focuses on preventative care and longevity, allowing individuals to track their health data over time and make informed decisions about their well-being.

Company Profile

CEO
Jonathan Swerdlin
Founded
2022
HQ
Austin, TX
Employees
~470
Total Raised
$351M
Est. Revenue
$50M (2025)
Growth
426% revenue growth in 2025
Last Round
Series B — $298M (Nov 2025) · Lead: Redpoint Ventures
IPO Status
private

Fundraising Status

Series B · $298M · 9 mo ago
privateTotal raised $351M

Secondary Market

Implied price / share
$60
Secondary price return by period
Secondary market period returns3-month+4.7%6-month-7.7%1-year+50.0%All-time+50.0%
Implied per-share price from private secondary transactions, as of Jun 2026. This is a point estimate, not a quote — the feed carries no bid, ask or spread, and a secondary print is evidence of what someone paid on that date rather than a live market. Compare across every tracked name →

Latest Funding Round

RoundAmountDateLead InvestorPost-Money
Series B$298MNov 2025Redpoint Ventures

Talent Signal

Hiring trend
First snapshot
trend accrues with monthly sweeps
Open roles
5
via careers page
Product-build share
20%
engineering, research, product, design
Trajectory
steady
go-to-market push — Only 20% of open roles build product — hiring is concentrated in sales/marketing/ops (3 of 5 open roles are operations).
Actively hiring with no tracked executive churn.
Open roles by month
Open roles by month5Aug '26
Open roles by function
Open roles by functionOps & People3Legal & Policy1Clinical & Science1
product-building   go-to-market / G&A
[Testing locations](https://www.functionhealth.com/lab-locations)What people sayRemote-first workplaceOpen time-off policy[What people say](https://www.functionhealth.com/what-people-say)
Counted from Function Health's live job board as of 2026-08-17; role functions classified from posting titles. Open-role counts are an activity signal, not headcount. Refreshed monthly.

Founders & Key People

Mark HymanJonathan SwerdlinPranitha PatilMike NemkeSeth WeisfeldDaniel Swerdlin

Investors

Redpoint Ventures · Andreessen Horowitz · Founders Fund · Redesign Health · Aglaé Ventures · SV Angel · FirstMark · K2 Global

Products

  • Function Annual Membership
  • Medical Intelligence (MI) Lab
  • Longevity Tracking
  • AI-driven Insights
  • Biological Age Testing

Competitors

InsideTracker · Hims & Hers · Forward Health · Levels · Lifeforce
LongevityHealth TechDiagnosticsAIPersonalized Medicine
Private-company numbers are not real-time. Reflects publicly disclosed valuations from press releases, news reports, and tender offers as of 2025-Q4. Refreshed quarterly.