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Wesper

Wesper

Private
New York City, New YorkHealthcare & Life Scienceshttps://wesper.co/

Last Round

Seed Round

Jul 14, 2026

Total Funding Raised

$14.03M

Momentum

Top 1%

of companies Caplight tracks

Company Overview

Wesper is a digital health company that provides an FDA-cleared, at-home sleep testing platform using wireless patches to diagnose and monitor sleep disorders such as sleep apnea.

Sector

Healthcare & Life Sciences

Verticals

Medical Devices, Health IoT, Healthcare Analytics, Patient Engagement

Business Model

B2B

Customer Profile

Usage-Based SaaS, Hardware Sales

AI Layer

Application

Keywords

home sleep apnea testingHSATsleep medicineremote patient monitoringRPMdigital healthsleep apnea diagnosistelemedicinewearable medical devicesleep labclinical diagnostic platformvirtual carebiometric sensorsleep techpolysomnographyPSG

Historical Pricing

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Caplight Momentum Score

Proprietary index based on bid/ask volume and sentiment.

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Wesper Comparables

Compare Wesper with similar companies based on industry and business-model similarity.

Wesper comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
SleepImage
89%
Onera
88%
Huxley Medical, Inc.
87%

Wesper Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
Seed RoundJul 14, 2026
Seed RoundJul 14, 2026
Series ANov 21, 2022
SeedJun 28, 2020

Wesper Investors

Notable investors and investment history

Market signals

Structured signals derived from secondary market and firmographic data.

  • Jul 20, 2026

    Open roles increased to 18, 3x the trailing average.

  • Jul 14, 2026

    Raised $9.6M in a Seed Round.

Wesper Filings

Explore SEC and related filing metadata, where available.

Wesper filings preview — column headings only; records require access
TypeDateAmount OfferedAmount SoldFilingPagesDownload

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Frequently Asked Questions

Common questions about Wesper's valuation, stock price, and market status.

Is Wesper a public or private company?

Wesper is a private company.

What is the current stock price of Wesper?

Wesper is a private company with no public stock price. No recent secondary market data is available.

How much is Wesper worth (valuation)?

Valuation information for Wesper is not publicly available.

Can I buy Wesper stock?

Wesper shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors. Visit https://www.caplight.com to learn more.

When was Wesper's last funding round?

Wesper's most recent funding round was Series A on November 21, 2022.

Who are the main investors in Wesper?

Key investors in Wesper include Spark Capital.

Will Wesper IPO soon?

No public IPO plans have been announced for Wesper.

How can I track Wesper secondary market activity?

Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor Wesper's secondary market activity and sign up for updates.

Firmographic Details

HeadquartersNew York City, New York
Employee Range23
Year Founded2017
Last FundingJul 14, 2026

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