Greylock Partners

Activity from announced rounds

Activity in this selectionUnited States · Oct 23, 2026 · Jan 1, 2026
Rounds participated in
9
Confirmed lead rounds
0
7 roles undisclosed
New companies
9
First participation on record · 0 follow-on
Funding in participating rounds
$792.7M
9 disclosed · full round size, not this investor’s share

By stage

Series A4
Series C+3
Seed1
Series B1

By primary sector

AI3
Cybersecurity3
Ecommerce2
Enterprise software1

By country

United States9

Rounds

9 in this selection
Snorkel AI

Snorkel AI helps enterprises build expert-curated training data and benchmarks for advanced AI models and agents.

$350MSeries E
Participant
Highstock

A wholesale marketplace helping brands sell surplus inventory to business buyers.

$30MSeries A
Participant
Obsidian Security

Secures non-human identities and AI agents operating in third-party applications

$85MSeries D
Role not disclosed
District

AI commerce platform helping creators and brands build custom online storefronts without coding

$14.7MSeed
Role not disclosed
Vori

Builds an AI-powered operating system for independent grocery stores covering checkout, inventory, ordering, and payments

$22MSeries B
Role not disclosed
Censys

Provides Internet intelligence and insights for security operations and exposure management

$70MSeries D
Role not disclosed
Axiamatic

Provides an agentic platform to accelerate enterprise transformations

$54MSeries A
Role not disclosed
Cogent Security

Builds autonomous AI agents to automate vulnerability remediation for security teams

$42MSeries A
Role not disclosed
Resolve AI

Provides AI for running and operating software in production

$125MSeries A
Role not disclosed