SYN Ventures | Activity | F4

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F4/SYN Ventures/Activity

SYN Ventures Activity

Every public signal F4 has attached to this firm, with sources and cross-entity links.

Types

Time range

Investment

Led Arcade's $60M Series A for the AI agent security action layer.

Arcade.dev

Arcade.dev SYN Ventures

mintz.comJUN 2026

JUN 2026

News

Celebrated 5 years in operation and $1B raised across all funds.

SYN Ventures 5-Year Anniversary — $1B Raised

linkedin.comAPR 2026

APR 2026

3 investments· APR 2025 – FEB 2026Show all

Investment

Led $12.5M investment in Nullify, building autonomous AI for product security.

Nullify

Nullify SYN Ventures

linkedin.comFEB 2026

FEB 2026

Investment

Led NetFoundry's Series A for identity-first secure connectivity.

NetFoundry

NetFoundry SYN Ventures

linkedin.comAPR 2025

APR 2025

Investment

Led Miggo's $17M Series A for AI runtime application detection and response.

Miggo Security

Miggo Security SYN Ventures

ylventures.comAPR 2025

APR 2025

New Fund

Announced final close of SYN Ventures Seed Fund at $100M, above its $75M target — the largest dedicated cybersecurity seed fund in US history.

SYN Ventures Seed Fund — Final Close at $100M

linkedin.comMAR 2024

MAR 2024

New Fund

Launched largest dedicated cybersecurity seed fund in US history with first close of $75M.

SYN Ventures Seed Fund — First Close at $75M

businesswire.comOCT 2023

OCT 2023

Investment

Led Halcyon's $50M Series A for the first anti-ransomware platform built by offensive security experts.

Halcyon

Halcyon SYN Ventures

halcyon.aiAPR 2023

APR 2023

New Fund

Closed $300M Fund II, less than one year after its $200M debut fund.

SYN Ventures Fund II — $300M

refreshmiami.comMAY 2022

MAY 2022