NEWCaplight raises a $16M Series A, led by BlackRock and Fin Capital →
Skip to main content
Caplight Logo









Primer

Primer

Private
San Francisco, CaliforniaAI, Data & Cloud Infrastructurehttps://primer.ai/

Last Round

Series D

Jun 14, 2023

Total Funding Raised

$233M

Company Overview

Primer is a software company that provides a machine intelligence platform to automate the analysis of large datasets through machine learning and natural language processing for defense, intelligence, and enterprise customers.

Sector

AI, Data & Cloud Infrastructure

Verticals

NLP & Conversational AI, Defense Tech, ML Platforms, Threat Intelligence

Business Model

B2B

Customer Profile

Subscription SaaS, Government Contracts

AI Layer

Application

Keywords

natural language processingNLPdefense techgovtechdecision supportunstructured data analysisRAG-Vretrieval augmented generationthreat intelligencemission-ready AIair-gapped AIfraud detectionAI agent securityenterprise AI platformintelligence analysis

Historical Pricing

Historical view of private secondary pricing and transaction trends.

Unlock Pricing Charts

Sign up to view complete historical pricing and secondary transactions.

Caplight Momentum Score

Proprietary index based on bid/ask volume and sentiment.

View Momentum History

Track how buyer interest and sentiment changes over time.

Primer Comparables

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

Primer comparables — related companies by embedding similarity
CompanySimilarityMarket Cap

View Full Comparables Set

Access detailed peer comparisons, similarity scores, and market data.

Primer Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
Series DJun 14, 2023
Series CJun 22, 2021
Series BNov 21, 2018
Series AOct 24, 2017
SeedJan 28, 2015

Key People

Founding team and executive leadership

Sean Moriarty

Chief Executive Officer

Executive Team

Joseph Chang

Chief Technology Officer

Executive Team

Matthew Macnak

Chief Technology Officer, Senior Vice President - Customer Solutions Engineering

Executive Team

Leonard Law

Chief Product Officer

Executive Team

Primer Investors

Notable investors and investment history

Primer investors
InvestorRounds
S32Series B, Series C
AdditionSeries D, Series C
US Innovative Technology FundSeries D
Crosslink CapitalSeries B, Series A
Lux CapitalSeed, Series C, Series A, Series B
Steadfast Capital ManagementSeries C
Avalon VenturesSeries B, Series C, Series A

Market signals

Structured signals derived from secondary market and firmographic data.

  • Aug 7, 2025

    Integrating Reality Defender's deepfake detection into OSINT platform.

  • Jun 14, 2023

    $69M round completed.

Primer Filings

SEC and related filings with document metadata.

Data table
TypedDateAmount OfferedAmount SoldFillingPagesDownload
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation

Primer Filings

SEC and related filings with document metadata.

Frequently Asked Questions

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

Firmographic Details

HeadquartersSan Francisco, California
Employee Range118
Year Founded2015
Last FundingJun 14, 2023

Institutional Data Access

Join leading institutional investors using Caplight to access private market data, discover pricing, and execute secondary block trades.

Requires verified institutional or accredited status.