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Prelude Security

Prelude Security

Private
New York City, New YorkCybersecurityhttps://www.preludesecurity.com/

Last Round

VC Round

Sep 25, 2025

Total Funding Raised

$28.25M

Momentum

Top 50%

of companies Caplight tracks

Company Overview

Prelude Security is a cybersecurity company that provides an endpoint protection platform designed to monitor security controls and deliver runtime memory protection.

Sector

Cybersecurity

Verticals

Vulnerability Management, Threat Intelligence, Application Security, Incident Response

Business Model

B2B

Customer Profile

Subscription SaaS, Usage-Based SaaS

AI Layer

Application

Keywords

security validationadversary emulationbreach and attack simulationBAScontinuous security monitoringautomated security testingsecurity driftthreat detection validationsecurity operations centerSOCmanaged security service providerMSSPthreat intelligencecybersecurity SaaSred teamingpurple teaming

Historical Pricing

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Caplight Momentum Score

Proprietary index based on bid/ask volume and sentiment.

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Prelude Security Comparables

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Prelude Security comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
SCYTHE
87%
AttackIQ
86%
Cymulate
83%

Prelude Security Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
VC RoundSep 25, 2025
StrategicJun 1, 2023
Series AApr 12, 2022
SeedAug 26, 2021

Key People

Founding team and executive leadership

Peter Constantine

Chief Product Officer

Executive Team

Prelude Security Investors

Notable investors and investment history

Prelude Security investors
InvestorRounds
Brightmind PartnersVC Round
Revolution VenturesSeries A
Revolution LLCSeries A, Seed
Sequoia CapitalVC Round, Series A
IA VenturesSeries A, Seed
Four Rivers GroupSeries A, Seed
CrowdStrike Falcon FundStrategic

Market signals

Structured signals derived from secondary market and firmographic data.

  • Dec 8, 2025

    Added New Cooperative, Inc. from the Agriculture industry.

  • Sep 25, 2025

    $16M raised in a VC Round.

Prelude Security Filings

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

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Frequently Asked Questions

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

Is Prelude a public or private company?

Prelude is a private company.

What is the current stock price of Prelude?

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

How much is Prelude worth (valuation)?

Valuation information for Prelude is not publicly available.

Can I buy Prelude stock?

Prelude 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 Prelude's last funding round?

Prelude's most recent funding round was VC Round on September 25, 2025.

Who are the main investors in Prelude?

Key investors in Prelude include Brightmind Partners, Sequoia Capital, CrowdStrike Falcon Fund.

Will Prelude IPO soon?

No public IPO plans have been announced for Prelude.

How can I track Prelude secondary market activity?

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

Firmographic Details

HeadquartersNew York City, New York
Employee Range12
Year Founded2020
Last FundingSep 25, 2025

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