Financial Services / Banking

Octopus Group sustainability score: 35/100

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About Octopus Group

Octopus Group is a UK investment group headquartered in London, a separate company from Octopus Energy; fund management brings in 67% of its revenue and its Aurora schools business 29%. Its group accounts are filed by Octopus Group Holdings Ltd, incorporated in 2022; its roots go back to 2000 (Octopus Investments Limited, 03942880).

More about Octopus Group

It had 2,685 employees and £318.1 million revenue in its year to April 2025.

Founded 2022Head office London, UKStaff ~2,685 (FY to Apr 2025 average)Revenue ~£318.1M revenue (FY to Apr 2025)Website ↗

Our verdict

Octopus Group does not publish the emissions it finances on the standard PCAF basis, so the financial-sector size deduction applies; the figure it gives, about 242,000 tCO2e, halved mainly because £2.8 billion of funds moved to another manager. Its direct emissions and supply-chain purchases rose, and fuel oil use at its schools roughly doubled. The SBTi validated its near-term targets in 2025, though its portfolio targets are not absolute.

Octopus Group scores 35/100 (Below expectations) on SINK's independent climate assessment, scored from public data only. Scores are free. Companies can never pay for anything about their own score. Last verified November 2026.

That places Octopus Group joint 540th of 934 companies scored, and joint 25th of 59 in Financial Services / Banking.

The ten questions

What is Octopus Group doing well, and where does it fall short?

Strongest on Controversies & Red Flags and Targets & Commitments (8/10, 7/10). Weakest on Emissions Trajectory and Nature & Biodiversity Impact (1/10, 3/10).

What's missing

Where Octopus Group lost points

For each question that lost points, the evidence our public rubric looks for that we didn't find.

  • Emissions from its own operations6/10Its own emissions aren't independently verified or tracked over several years.
  • Emissions from its supply chain6/10No full value-chain map or supplier engagement programme.
  • Whether its emissions are falling1/10No evidence its emissions are falling, not even from energy bills or mileage.
  • How clean its energy is5/10Less than half its energy shown to be renewable, or no transition plan.
  • Its effect on nature3/10No assessment of its effect on nature, and no basic environmental policy.
  • How it uses materials and handles waste3/10No active waste reduction, reuse or repair shown.
  • Its effect on water4/10No measured water footprint with reduction targets.
  • Its climate targets7/10Its targets aren't validated by the Science Based Targets initiative.
  • How openly it reports6/10No annual impact report, or no pay linked to climate targets.

A score changes when the evidence does. We use new published evidence at the next rescore. Anyone can send us new evidence, free. How to send it.

The calculation

How is Octopus Group's SINK score calculated?

Same ten questions for every company. No private weighting.

SINK = (0.3 × Base + 0.7 × Performance) × Scale
Industry base impact
Financial Services / Banking sector ceiling.
50 / 100
Performance score
Sum of the ten questions, each scored 0 to 10.
49 / 100
Raw score
Weighted average before scale penalty.
(0.3 × 50) + (0.7 × 49) = 49.3
Scale penalty
Multiplier based on total emissions. Bigger polluters lose more.
× 0.7
Financed emissions
Banks and insurers that don't publish the emissions of the lending, investment or insurance they finance get a size multiplier of no more than 0.70×. This company publishes no such figure, so the 0.70× floor applies.
Not published (0.70× floor)
Final score
Rounded. Below expectations.
35 / 100
Where the evidence comes from

What evidence is Octopus Group's score based on?

14 sources used in this assessment. All publicly available. Each row shows which of the ten questions it informed.

50% of them were published by Octopus Group itself; the rest come from independent sources.

7 of 14 sources are independent of the company.

[1]Public record
FY2025 Group Accounts, SECR Report (Companies House filing)

“Octopus Group measures and reports greenhouse gas emissions across Scope 1, 2, and 3 categories, following the GHG Protocol.”

2025
Q1Q3Q4Q6Q7Q9
View →
[2]Self-reported
Octopus Group Progress towards Net Zero 2025 Update

“Scope 1 (tCO2e) 1,533.78 1,298.00 173.91”

2025
Q1Q2Q3Q4Q6
View →
[3]Third-party verified
SBTi Validation Statement, Octopus Group

“Octopus Group commits to increase active annual sourcing of renewable electricity from 87% in 2023 to 100% by 2030.”

2025
Q4Q8
View →
[4]Self-reported
Octopus Investments TCFD Report (as at 30 April 2025)

“Due to the data challenges, we have embarked upon qualitative disclosures, rather than quantitative disclosures”

2025
Q2Q9
View →
[5]Self-reported
Emission Reductions Roadmap 2024

“Purchase quality carbon credits that directly sequester emissions through nature-based solutions to offset the final 10%”

2024
Q8
View →
[6]Self-reported
Octopus Group Reaching Net Zero (corporate page)

“We aim to reach Net Zero by 2040 or sooner, across our operations and financed emissions (Scope 3 Category 15).”

Ongoing
Q8
View →
[7]Self-reported
Octopus Inheritance Tax Service — Fern underlying holdings

“It owns and operates more than 200 renewable energy sites, including solar installations, windfarms, biomass plants, landfill gas sites.”

Ongoing
Q5
View →
[8]Independent source
Carbon Pulse: Octopus Investments launches natural capital strategy (June 2024)

“A British investor launching a natural capital strategy is aiming for a strong risk-return profile”

2024
Q5
View →
[9]Self-reported
Octopus Group partnership with Thames21 river charity

“giving 5636 hours in volunteering for Thames21”

Ongoing
Q7
View →
[10]Third-party verified
SBTi-Validated Companies List (Excel)

“Octopus Group’s portfolio targets cover 82% of its total investment and lending by total assets under management as of 2023”

2025
Q8
View →
[11]Self-reported
Octopus Group Public Affairs page

“We do not make donations to political parties.”

Ongoing
Q10
View →
[12]Independent source
Private Banker International: Octopus Group wealth management

“British fund manager Octopus Group has wrapped up its previously announced takeover of wealth management technology provider Seccl Technology”

Unknown
Q2
View →
[13]
find-and-update.company-information.service.gov.uk

“Group of companies accounts made up to 30 April 2025”

Q9
View →
[14]
professionaladviser.com

“Fern lent £64m to private hospital group One Healthcare, but it had to write off the debt”

Q10
View →

If you believe a source has been misread or a newer version exists, submit a challenge.

For Octopus

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    Octopus Group: SINK sustainability score 35/100.

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Octopus Group in context

How does Octopus Group compare with other financial services / banking companies?

Where Octopus Group sits among financial services / banking peers.

Among the 59 major financial services / banking brands we've scored, Octopus Group is tied =25th of 59, with 2 others.

=25/59
Octopus Group's rank
36
Industry average
20
Industry low
65
Industry high
See all 59 in Financial Services / Banking →
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