# Neptune Robotics funding: rounds and investors

> Neptune Robotics has raised $52M across 1 round since 2025. Investors include SOSV, HSG and Matrix Partners China. Every round with its source.

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

[Series B startup](https://millionrounds.com/companies)

# Who invested in *Neptune Robotics*

One round we have observed, with the 3 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.

AI

Funding summary Updated 26 Oct 2026

**$52M** raised across 1 round since 2025, from 1 source

- **Latest round:** Series B, $52M Sept 2025
- **Investors:** 3

See who backed them

## The rounds

- **Sept 2025** Series B **$52M** [SOSV](https://millionrounds.com/fund/sosv) [HSG](https://millionrounds.com/fund/hsg) [Matrix Partners China](https://millionrounds.com/fund/matrix-partners-china-2) Source recorded

## Everyone who backed them

[SOSV](https://millionrounds.com/fund/sosv) VC firm **1** round

[HSG](https://millionrounds.com/fund/hsg) VC firm **1** round

[Matrix Partners China](https://millionrounds.com/fund/matrix-partners-china-2) VC firm **1** round

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

## Quick answers about Neptune Robotics

### Who invested in Neptune Robotics?

Neptune Robotics's investors include SOSV, HSG and Matrix Partners China.

### How much has Neptune Robotics raised?

Neptune Robotics has raised $52M across 1 round since 2025.

### When did Neptune Robotics last raise?

Neptune Robotics's most recent round was a Series B of $52M in Sept 2025.

### What was Neptune Robotics's biggest round?

Its most recent round, $52M in Sept 2025, is also its largest on record.

### Who backed Neptune Robotics first?

Neptune Robotics's first round on record, in Sept 2025, was backed by SOSV, HSG and Matrix Partners China.

### What stage is Neptune Robotics at?

Neptune Robotics's latest named round is a Series B, in Sept 2025.

## Companies like Neptune Robotics

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

[**Nirva** $25M · Oct 2026](https://millionrounds.com/company/nirva)[**Lovi** $15M · Oct 2026](https://millionrounds.com/company/lovi)[**Palma.ai** $1.8M · Sept 2026](https://millionrounds.com/company/palma-ai)[**Hang Ten Systems** $53M · Sept 2026](https://millionrounds.com/company/hang-ten-systems)[**OriginalVoices** $1.3M · Sept 2026](https://millionrounds.com/company/originalvoices)[**Positron AI** $875M · Sept 2026](https://millionrounds.com/company/positron-ai)

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