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Born in Ghana · Nationality Ghanaian — banking / trading / fraud / regulation / immigration

Kweku Adoboli

Documented profile covering 7 controversies, including “2014–2018: Deportation order to Ghana and legal battle despite having spent most of his life in United Kingdom” and “September–October 2018: Last-minute reprieve followed by further unsuccessful legal challenge”.

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Profile No. 2134 · Updated on 12 October 2026

7Documented controversies

6Sources

1 followed by a conviction

§ Legal statuses reflect the documented sources as of the date shown; they replace neither court decisions nor the presumption of innocence. Counts are not a rating. Methodology

I. Documented controversies

2014–June 2018

2014–2018: Deportation order to Ghana and legal battle despite having spent most of his life in United Kingdom

Civil / administrative proceedings

After serving more than four years of his sentence, the Home Office initiates Adoboli's deportation to Ghana. He challenges the measure, arguing that he has lived in the United Kingdom since age 12 and is socially and culturally integrated there.

State of the evidence: Documented
Attribution: Accused

Sources · 1

[1]
The GuardianUBS rogue trader denied appeal against deportationPressHigh reliability

Last verified: 14 September 2026

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September–24 October 2018

September–October 2018: Last-minute reprieve followed by further unsuccessful legal challenge

Civil / administrative proceedings

Hours before his scheduled deportation, Adoboli secures a reprieve allowing further consideration, but the legal attempt ultimately fails to prevent enforcement of the order.

Attribution: Protagonist is the complainant

Sources · 1

[1]
Sky NewsKweku Adoboli: UBS fraudster banker loses UK deportation review appealPressHigh reliability

Last verified: 14 September 2026

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14 November 2018

14 November 2018: Deportation to Ghana carried out after exhaustion of appeals

Civil / administrative proceedings

Adoboli is placed on a flight from Heathrow and deported to Ghana, a country he had left at the age of four, after losing his prolonged battle to remain in the United Kingdom.

State of the evidence: Documented
Attribution: Directly implicated

Sources · 1

[1]
The GuardianKweku Adoboli deported to Ghana on flight from HeathrowPressHigh reliability

Last verified: 14 September 2026

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15 October 2015

2015: Comprehensive and lasting ban from regulated financial activities in United Kingdom

Civil / administrative proceedings

Following his conviction, the FCA prohibits Adoboli from performing any function related to regulated financial activities, finding that he no longer meets standards of honesty and integrity.

State of the evidence: Documented
Attribution: Directly implicated

Sources · 1

[1]
Financial Conduct AuthorityFCA Final action banning Kweku AdoboliRegulatory authorityVery high reliability

Last verified: 14 September 2026

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Case · 2 documented stages

2012: Two fraud by abuse of position convictions and seven years in prison

Conviction

20 November 2012

2012: Two fraud by abuse of position convictions and seven years in prison

Conviction

Adoboli is found guilty on two counts of fraud by abuse of position and sentenced to seven years in prison for losses caused to UBS.

State of the evidence: Established by a court
Attribution: Accused

Sources · 1

[1]
Financial Conduct AuthorityThe FCA bans Kweku Mawuli Adoboli from the financial services industryRegulatory authorityVery high reliability

Last verified: 14 September 2026

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2008–September 2011

2008–2011: Off-book mechanisms and $2.3 billion in losses at UBS

Conviction

Adoboli takes and conceals unauthorised positions on UBS's ETF desk, notably through internal mechanisms that distort the representation of risk and profit and loss, causing approximately $2.3 billion in losses.

State of the evidence: Documented
Attribution: Directly implicated

Sources · 1

[1]
Financial Conduct AuthorityFormer UBS trader banned for failings related to US$2.3 billion unauthorised trading losses by Kweku AdoboliRegulatory authorityVery high reliability

Last verified: 14 September 2026

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26 November 2012

2012: UBS fined £29.7 million for control failures that enabled trading

Civil / administrative proceedings — against a third party

Protagonist not prosecuted — these proceedings are not counted in their formal charges or convictions.

The FSA imposes a £29.7 million fine on UBS for system and control failures that allowed Adoboli's transactions to continue and generate massive losses.

State of the evidence: Documented
Role of the person profiled: Protagonist not prosecuted

Sources · 1

[1]
Financial Services Authority / FCAFSA Enforcement Annual Performance Account 2012/13Regulatory authorityVery high reliability

Last verified: 14 September 2026

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II. Constellation of documented links

Linked profile (portrait or initials) — click to open it
Line width: number of documented references
Hover over or tap a line: controversies and sources

Two profiles are linked when a documented controversy of one names the other. The link points to that controversy and its sources; it does not indicate a personal relationship.

List of documented links (2)

Oswald Grübel1 documented reference
- Trader non autorisé : perte de $2,3 milliards chez UBS et démission de Grübel Source ↗
UBS1 documented reference
- Perte de trading non autorisé et faiblesses de contrôles internes Source ↗

III. Has something changed?

A new court decision, a missing source, a mistake? Tell us what should be updated: every request is read by the editorial team.

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