Sift

Private

El Segundo, CaliforniaCybersecurityhttps://www.siftstack.com/

Last Round

Series B

Mar 25, 2026

Est. Valuation

$274M

Total Funding Raised

$109M

Momentum

Top 25%

of companies Caplight tracks

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, Identity & Access, E-commerce, Threat Intelligence

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

Proprietary index based on bid/ask volume and sentiment.

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Sift Comps

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

Sift comps — public and private peers by sector, stage, and business model
Company	Status	Est. Valuation	Rev Multiple
OpenAI	Private	$86.0B	~40x
Cohere	Private	$5.0B	--
Competitor 1	Public	$XX.XB	XXx
Competitor 2	Public	$XX.XB	XXx

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Sift Funding Rounds

Historical fundraising activity

Data table
Round	Date	Amount Raised	Valuation	Investors	Sources
Series B	Mar 25, 2026
Series A	Jun 25, 2024
Series B	Mar 25, 2024
Seed	Nov 7, 2023

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Key People

Founding team and executive leadership

Austin Spiegel

Chief Executive Officer

Executive Team

Sift Investors

Notable investors and investment history

Sift investors
Investor	Rounds
GV	Series B, Series A
Contrary Capital	Series B
Riot Ventures	Series B, Series A, Seed
StepStone Group	Series B
StepStone Group	Series B
Fika Ventures	Seed, Series B
CIV	Series B

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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.

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Sift Filings

SEC and related filings with document metadata.

Data table
Typed	Date	Amount Offered	Amount Sold	Filling	Pages	Download
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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 Range85

Year Founded2022

Last FundingMar 25, 2026

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