United Kingdom · Funded startup

Who invested in Graphcore

8 rounds we have observed, with the 22 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

AIEducationHardware & ElectronicsSemiconductors

Raised 6 months agoValuation: $3.0B, Apr 2022

Funding summaryUpdated 5 Nov 2026

$835Mraised across 8 rounds since 2016, from 8 sources

$200MSeries D$457MRound
Latest round
Round, $457MMay 2026
Led by
SoftBank BB Corp
Step-upi
113.6×
Investors
22 (2 led)
See who backed them

The funding story

Each circle is a round, placed by date and sized by amount. The line above is the running total.

20182020202220242026
$30MSeries A$30MSeries B$50MRound$200MSeries D$45MRound$20MRound$4.0MRound$457MRound
First round
Series A, $30M
Oct 2016
Biggest round
$457M
Round · May 2026
Usual gap between rounds
9 months
the median of 7

The rounds

  1. May 2026
    Round$457M3 new2 returning

    Also list them on their own siteShane Neman

    Reported by Ventureburn

  2. Oct 2025
    Round$4.0M

    No investor was named in the report.

    Shares issued, filed with Companies House (SH01); no report of this raise yet

  3. Jul 2025
    Round$20M

    No investor was named in the report.

    Shares issued, filed with Companies House (SH01); no report of this raise yet

  4. Jul 2024
    Round$45M

    No investor was named in the report.

    Shares issued, filed with Companies House (SH01); no report of this raise yet

  5. Dec 2018
  6. Nov 2017
    Round$50M1 new

    Reported by TechCrunch

  7. Jul 2017
    Series B$30M8 new

    Reported by FinSMEs

  8. Oct 2016
    Series A$30M2 new

    Reported by FinSMEs

Funding filed with regulators

Graphcore filed 8 raises, $777M in all. Filings say how much was sold and to how many investors; they never name the investors.

  1. Jul 2026$24MUK share allotment
  2. May 2026$162MUK share allotment
  3. Apr 2026$457MUK share allotment
  4. Mar 2026$10MUK share allotment
  5. Feb 2026$55MUK share allotment
  6. Oct 2025$4.0MUK share allotment
  7. Jul 2025$20MUK share allotment
  8. Jul 2024$45MUK share allotment

Founders and team

From Graphcore's own website: 6 on the team.

  • Chelsea CoatesChief People Officer
  • John WalshChief Operating Officer
  • Nick BishopChief Financial Officer
  • Sally DohertyChief Marketing Officer
  • Helen ByrneVP AI Technology
  • Marcus McElroyGeneral Manager

Who was in which round

The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.

Everyone who backed them

Sequoia CapitalVC firm3rounds, led 1
Foundation CapitalVC firm2rounds
Draper EspritVC firm2rounds
C4 VenturesVC firm2rounds
Pitangono record of our own yet2rounds
SoftBank BB CorpCorporate VC1round, led 1
AtomicoVC firm1round
MicrosoftCorporate VC1round
Dell Technologies CapitalCorporate VC1round
Bosch VenturesCorporate VC1round
DellGrowth equity1round
BMW i VenturesCorporate VC1round
Amadeus VenturesCorporate VC1round
Samsung Catalyst FundCorporate VC1round
Samsung CatalystGrowth equity1round
Merian ChrysalisInvestment firm1round
Atomico/ Amadeusno record of our own yet1round
Foundationno record of our own yet1round
Pitango VCno record of our own yet1round
Robert Bosch VCno record of our own yet1round
Sofina/ Merian Globalno record of our own yet1round

Missing a round, or an investor who was in one? Tell us.

Also claim to have backed them

These 4 firms list Graphcore as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above.

Air Street CapitalVC firmPer its own site
Ian HogarthAngelPer its own site
Shane NemanAngel2026, per its site
ConduitAcceleratorPer its own site

Quick answers about Graphcore

Who invested in Graphcore?

Graphcore's investors include Sequoia Capital, Foundation Capital, Draper Esprit, Robert Bosch Venture Capital and C4 Ventures, and 17 more on record. SoftBank BB Corp led its latest round.

How much has Graphcore raised?

Graphcore has raised $835M across 8 rounds since 2016.

When did Graphcore last raise?

Graphcore's most recent round was an Undisclosed round of $457M in May 2026, led by SoftBank BB Corp.

What was Graphcore's biggest round?

Its most recent round, $457M in May 2026, is also its largest on record.

Who backed Graphcore first?

Graphcore's first round on record, in Oct 2016, was backed by Samsung Catalyst Fund and Robert Bosch VC.

What stage is Graphcore at?

Graphcore's latest named round is an Undisclosed round, in May 2026.

Where is Graphcore based?

Graphcore is based in the United Kingdom.

Who led Graphcore's rounds?

Sequoia Capital led the Undisclosed round in 2017; SoftBank BB Corp led the Undisclosed round in 2026.

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