Sift

Sift

Private
El Segundo, CaliforniaCybersecurityhttps://siftstack.com

Last Round

Series B

Mar 25, 2026

Est. Valuation

$274M

Total Funding Raised

$109M

Momentum Score

50 /100

Company Overview

Sift is a software company that provides a unified observability platform designed to ingest, store, and analyze machine data for complex hardware systems in industries such as aerospace, robotics, and defense.

Sector

Cybersecurity

Verticals

Compliance & Risk, Digital Payments, Digital Identity, Threat Intelligence, Application Security

Business Model

B2B

Customer Profile

Usage-Based SaaS, Subscription SaaS, Services & Consulting

AI Layer

Application

Keywords

fraud detectionDigital Trust & SafetyAI fraud detectionaccount takeover preventionATO preventionpayment fraud preventionchargeback managementrisk management platformmachine learning fraud detectionrisk scoringcontent moderationrisk decisioningglobal data networkfraud detection APIspam preventionusage-based billing

Historical Pricing

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Caplight Momentum Score

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Sift Comps

Public and private peers based on sector, stage, and business model.

CompanyStatusEst. ValuationRev Multiple
OpenAIPrivate$86.0B~40x
CoherePrivate$5.0B--
Competitor 1Public$XX.XBXXx
Competitor 2Public$XX.XBXXx

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Sift Funding Rounds

Historical fundraising activity

RoundDateAmount RaisedValuationInvestorsSources
Series BMar 25, 2026
Series AJun 25, 2024
Series BMar 25, 2024
SeedNov 7, 2023

Key People

Founding team and executive leadership

Austin Spiegel

Chief Technology Officer

Executive Team

Sift Investors

Notable investors and investment history

InvestorRounds
GVSeries B, Series A
Contrary CapitalSeries B
Riot VenturesSeries B, Series A, Seed
StepStone GroupSeries B
StepStone GroupSeries B
Fika VenturesSeed, Series B
CIVSeries B

Market signals

Structured signals derived from secondary market and firmographic data.

  • Mar 25, 2026

    $42M round with a $232M pre-money valuation.

  • Feb 8, 2026

    Added True Anomaly, an Aerospace & Defense SMB, as a customer.

Sift Filings

SEC and related filings with document metadata.

TypedDateAmount OfferedAmount SoldFillingPagesDownload
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Sift Filings

SEC and related filings with document metadata.

Frequently Asked Questions

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

Firmographic Details

HeadquartersEl Segundo, California
Employee Range71
Year Founded2022
Last FundingMar 25, 2026

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