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Harpoon Ventures

Active VC
Portfolio Active
3
Latest Semgrep
Deal flow
$647M
3 rounds
Unicorns
0
≥ $1B valuation
Founded
—
Latest
Feb 2026
MatX

About Harpoon Ventures

Venture capital firm tracking 3 AI investments, with focus on AI for Cyber Defense and United States startups. Total tracked deal flow: $647M.

Investment activity

2025–2026
$147M
$500M
2
'25
1
'26

Sector focus

🔐 AI for Cyber Defense 1
🔎 AI Code Review 1
💊 Drug Discovery 1
🎚️ Fine-tuning & Training 1
🏢 AI Infrastructure 1
🧠 Foundation Models 1

Geographic focus

United States 2
US 1

Portfolio

3

Semgrep

Autonomous code security and static analysis for developers

Cellular Intelligence

Foundation models for human stem cells to industrialize cell therapy production

MatX

Chips built from the ground up for frontier large language models

Co-investors

8

Fidji Simo

1 shared

R. Martin Chavez

1 shared

Pitango HealthTech

1 shared

Ajinomoto Group Ventures

1 shared

Chan Zuckerberg Initiative

1 shared

SciFi VC

1 shared

Lightspeed Venture Partners

1 shared

Marvell Technology

1 shared

Recent rounds

3
Feb 24, 2026 Series B $500M MatX
May 13, 2025 Series A $47M Cellular Intelligence
Feb 5, 2025 Series D $100M Semgrep