Who founded Noctrix Health?

Noctrix Health was founded by Shri Raghunathan, Shriram Raghunathan in 2018.

Who are Noctrix Health's investors?

Noctrix Health's investors include Angelini Ventures, Blue Venture Funds, OrbiMed, Treo Ventures, Llc, Zühlke Ventures, Bridge Bank, Sandbox Clinical Ventures, Sectoral Asset Management.

How much funding has Noctrix Health raised?

Noctrix Health has disclosed $90.4M raised across 3 of its 4 known rounds.

Where is Noctrix Health headquartered?

Noctrix Health is headquartered in Pleasanton, US.

Noctrix Health

Pleasanton, US · Founded 2018 · 11 known investors

Find your way into Noctrix Health

1,413 people in our graph share verified history with the Noctrix Health team — schools, employers, funds. One of them is your warm intro.

Deep Nisharunlockedknows Shri Raghunathan · together at Stanford University (overlapped)

×11knows the team · via Stanford University

Noctrix Health develops clinically validated wearable therapeutics for managing chronic neurological disorders, with its first product Nidra receiving FDA De Novo authorization and dedicated CMS HCPCS codes. The company targets patients living with chronic conditions such as restless legs syndrome, offering prescription-grade therapy through medical devices.

Digital Health Medical Devices Wellness & Fitness

Founders & leadership

Noctrix Health was founded in 2018 by Shri Raghunathan and Shriram Raghunathan.

Shri Raghunathan inFounderShri Raghunathan is the founder of Noctrix Health, a company developing wearable therapeutic devices for chronic neurological disorders such as restless legs syndrome. He has a background as an engineer and entrepreneur, with expertise in medical device design and building product teams.

Shriram RaghunathanCo-founder

Board

Chau KhuonginBoard directorPartner at OrbiMed

Allan MayBoard director

Mudit Jain inBoard directorFounding General Partner at Treo Ventures, Llc

Tracy Pappas inBoard directorInvestor at Treo Ventures, Llc

Investors · 11

Angelini VenturesRome

Blue Venture FundsChicago · $1M – $20M

OrbiMedNew York · $1M – $75M

Treo Ventures, LlcMinneapolis

Zühlke VenturesZurich · $165K – $275K

Bridge BankreportedSan Francisco

Sandbox Clinical VenturesreportedChicago

Sectoral Asset Managementreported · 2 sourcesMontreal

Also in the syndicate · 3

Asahi Kasei CorporationBlue Venture FundResMed

Funding

SEC filings, press & company announcements

$90.4M disclosed across 3 of 4 rounds · 2021–2025

$33.5MraisedSep 2025 · 2 sources
Blue Venture Fund, Bridge Bank, Sandbox Clinical Ventures
Source ↗
$40MSeries CJan 2024 · 2 sources
Sectoral Asset Management (lead), Angelini Ventures, Asahi Kasei Corporation, OrbiMed, ResMed, Treo Ventures
Source ↗

▶$16.9MraisedJan 2021 · 11 investors · Other

Rule 506(b)

Officers, directors & promoters on the filing

Chau KhuongDirector
Allan MayDirector
Shriram RaghunathanExecutive Officer, Director
Mudit JainDirector
Tracy PappasDirector

Offering amount: $17M
Amount sold: $16.9M
Minimum investment: $1
First sale: Jan 2021
Incorporated: Corporation, Delaware, 2018
Federal exemptions: 06b

Full filing on SEC EDGAR ↗

Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.

Competitors · 1

by search overlap

Health Unlocked48 shared keywordsHealthUnlocked is a social network for health where users connect with others managing similar health conditions and access support resources, e-learning, and expert guidance across over 300 health conditions and wellness interests.

Companies competing with Noctrix Health for the same Google search keywords, organic and paid, via search-intersection analysis.

Non-dilutive funding · 2 SBIR/STTR awards

Federal grants — no equity taken

Agency	Phase	Year	Amount
National Institutes of Health (NIH)National Institutes of Health	Phase II	2021	$2.3M
National Institutes of Health (NIH)National Institutes of Health	Phase I	2020	$461.5K

Source: SBIR.gov award data (U.S. Small Business Administration). SBIR/STTR awards are competitive federal R&D grants and contracts — non-dilutive capital alongside any venture rounds above.

In the news

Sell or Invest in Noctrix Health Stock Pre-IPOnasdaqprivatemarket.com · Apr 2026

Noctrix Raises Money for Launch of Nidra for RLS | Sleep Reviewsleepreviewmag.com · Sep 2025

Noctrix Health Raises Up To $33.5M in Debt and Equity Fundingfinsmes.com · Sep 2025

Noctrix Health Raises $33.5M, Expands Leadership Team of Nidra Therapy for Restless Legs Syndrome (RLS) - SleepWorld Magazinesleepworldmagazine.com · Aug 2025

Noctrix Health Secures $40M Investment to Commercialize Novel RLS Treatment - SleepWorld Magazinesleepworldmagazine.com · Jan 2024

NOCTRIX HEALTH SECURES $40 MILLION SERIES C FINANCING TO COMMERCIALIZE NOVEL DEVICE TREATMENT FOR RESTLESS LEGS SYNDROME (RLS)prnewswire.com · Jan 2024

Frequently asked questions

What does Noctrix Health do?: Noctrix Health develops clinically validated wearable therapeutics for managing chronic neurological disorders, with its first product Nidra receiving FDA De Novo authorization and dedicated CMS HCPCS codes. The company targets patients living with chronic conditions such as restless legs syndrome, offering prescription-grade therapy through medical devices.
Who founded Noctrix Health?: Noctrix Health was founded by Shri Raghunathan, Shriram Raghunathan in 2018.
Who are Noctrix Health's investors?: Noctrix Health's investors include Angelini Ventures, Blue Venture Funds, OrbiMed, Treo Ventures, Llc, Zühlke Ventures, Bridge Bank, Sandbox Clinical Ventures, Sectoral Asset Management.
How much funding has Noctrix Health raised?: Noctrix Health has disclosed $90.4M raised across 3 of its 4 known rounds.
Where is Noctrix Health headquartered?: Noctrix Health is headquartered in Pleasanton, US.