# Fractile raises $700M Series C led by Lightspeed Venture Partners

> Fractile, based in United Kingdom, has raised $700M in a Series C led by Lightspeed Venture Partners and Redpoint, announced on 30 October 2026.

Source: https://millionrounds.com/news/rounds/fractile-series-c-2026-10 (Millionrounds; every figure on the page links to its filing or article)

Raised **$700M** 3 sources reported it

Stage **Series C** 5 earlier rounds on record

Investors **4** 2 named as lead

Where **GB** United Kingdom

AI Hardware & Electronics Semiconductors

## How big is it?

Against every equity round we recorded in the twelve months to 30 October 2026. Ranks count companies, so the same raise reported twice is counted once.

**#75** equity round of the last twelve months

**#12** Series C of 235 in that time

**#7** round in United Kingdom, of 352

This round **$700M**

Median Series C **$100M**

7.0 times the median Series C of the last twelve months.

## Who invested

- [**Lightspeed Venture Partners** 174 rounds in the last twelve months *Led*](https://millionrounds.com/fund/lightspeed-venture-partners)
- [**Redpoint** 57 rounds in the last twelve months *Led*](https://millionrounds.com/fund/redpoint)

Also in the round

- [Thrive Capital](https://millionrounds.com/fund/thrive-capital-2)
- [Sovereign AI Fund](https://millionrounds.com/fund/sovereign-ai-fund)

## Funding history

- October 2026 Series C **$700M**
- May 2026 Series B **$220M**
- January 2026 Venture **$23M**
- January 2025 Seed **$329K**
- June 2024 Seed **$15M**
- February 2023 Seed **$2.4M**

$960M raised across the 6 rounds we hold.

## Reported by

- Tech Funding News 30 October
- Ventureburn 30 October
- diariobitcoin.com 1 November

The round's figures come from these reports; each link opens the original.

## Other big rounds that week

[**Serval** $150M Series C](https://millionrounds.com/news/rounds/serval-series-c-2026-10)[**Cohere** $5.0B Series E](https://millionrounds.com/news/rounds/cohere-series-e-2026-10)[U **Upwind** $400M Series C](https://millionrounds.com/news/rounds/upwind-series-c-2026-10)[**Approaching.AI** $193M Series B](https://millionrounds.com/news/rounds/approaching-ai-series-b-2026-10)[**Group14 Technologies** $169M Series D](https://millionrounds.com/news/rounds/group14-technologies-series-d-2026-10)[D **Dulo** $130M Seed](https://millionrounds.com/news/rounds/dulo-seed-round-2026-10)

[The company **Fractile on Millionrounds** *→*](https://millionrounds.com/company/fractile)[Weekly roundup **Week of 26 October** *→*](https://millionrounds.com/news/weekly/2026-10-26)[Monthly roundup **October 2026** *→*](https://millionrounds.com/news/monthly/2026-10)

**How this article is made**

We write one for every equity round of $100M or more that at least two sources reported. It is put together from our record of rounds, not rewritten from the reports: the ranks and medians count every equity round we read in the twelve months to the round's date. [How we read rounds](https://millionrounds.com/methodology) · [Report a mistake](https://millionrounds.com/corrections)