# Flux Cyber funding: rounds and investors

> Flux Cyber has raised $5.0M across 1 round since 2026. Investors include True Ventures and Glasswing Ventures. Every round with its source.

Source: https://millionrounds.com/company/flux-cyber (Millionrounds; every figure on the page links to its filing or article)

United States · [Seed startup](https://millionrounds.com/companies)

# Who invested in *Flux Cyber*

One round we have observed, with the 2 investors named in it. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Cybersecurity

Raised 5 months ago

Funding summary Updated 26 Oct 2026

**$5.0M** raised across 1 round since 2026, from 1 source

- **Latest round:** Seed, $5.0M Jun 2026
- **Investors:** 2

See who backed them

## The rounds

- **Jun 2026** Seed **$5.0M** [True Ventures](https://millionrounds.com/fund/true-ventures-2) [Glasswing Ventures](https://millionrounds.com/fund/glasswing-ventures) Source recorded

## Everyone who backed them

[True Ventures](https://millionrounds.com/fund/true-ventures-2) VC firm **1** round

[Glasswing Ventures](https://millionrounds.com/fund/glasswing-ventures) VC firm **1** round

Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=flux-cyber).

## Quick answers about Flux Cyber

### Who invested in Flux Cyber?

Flux Cyber's investors include True Ventures and Glasswing Ventures.

### How much has Flux Cyber raised?

Flux Cyber has raised $5.0M across 1 round since 2026.

### When did Flux Cyber last raise?

Flux Cyber's most recent round was a Seed of $5.0M in Jun 2026.

### What was Flux Cyber's biggest round?

Its most recent round, $5.0M in Jun 2026, is also its largest on record.

### Who backed Flux Cyber first?

Flux Cyber's first round on record, in Jun 2026, was backed by True Ventures and Glasswing Ventures.

### What stage is Flux Cyber at?

Flux Cyber's latest named round is a Seed, in Jun 2026.

### Where is Flux Cyber based?

Flux Cyber is based in the United States.

## Companies like Flux Cyber

In the same sector, and raised in the last eighteen months.

[**FORT Robotics** $39M · Oct 2026](https://millionrounds.com/company/fort-robotics)[**Opsin** $21M · Oct 2026](https://millionrounds.com/company/opsin)[**Harmonic Security** $68M · Oct 2026](https://millionrounds.com/company/harmonic-security)[**Reach Security** $60M · Oct 2026](https://millionrounds.com/company/reach-security)[**Persona** $210M · Oct 2026](https://millionrounds.com/company/persona)[**Hilt** $4.7M · Oct 2026](https://millionrounds.com/company/hilt)

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