You lost how much? 10 biggest trading losses ever

LOSSES

clock

As J.P.Morgan shares plunge following one of its largest ever trading losses, we list ten of the greatest losses ever suffered in the financial sector.

1. Morgan Stanley loses $9bn on credit default swaps The bank heavily on sub-prime mortgages in a trade which unwound as the US housing market went into a severe downturn, fuelled by excessive lending to people who could not afford the loans in the first place. 2. Société Générale loses $7.22bn thanks to rogue trader Jerome Kerviel In an event now seen as little more than a footnote to the global financial chaos of 2008, Jerome Kerviel - a trader at SocGen - nonetheless gave his bosses a big headache after he built up a €50bn euro trading position. While Kerviel himself ended up...

To continue reading this article...

Join Professional Adviser for free

  • Unlimited access to real-time news, industry insights and market intelligence
  • Stay ahead of the curve with spotlights on emerging trends and technologies
  • Receive breaking news stories straight to your inbox in the daily newsletters
  • Make smart business decisions with the latest developments in regulation, investing retirement and protection
  • Members-only access to the editor’s weekly Friday commentary
  • Be the first to hear about our events and awards programmes

Join

 

Already a Professional Adviser member?

Login

More on Investment

Woodford IM hits back at FCA's enforcement action including £46m in fines

Woodford IM hits back at FCA's enforcement action including £46m in fines

WIM said it 'strongly disagrees' with the regulator's decision

Cristian Angeloni
clock 05 August 2025 • 3 min read
Regulator bans and fines Neil Woodford and Woodford IM £46m

Regulator bans and fines Neil Woodford and Woodford IM £46m

Woodford has appealed the decision to the Upper Tribunal

Cristian Angeloni
clock 05 August 2025 • 3 min read
Darius McDermott: The line between resilience and risk

Darius McDermott: The line between resilience and risk

'Trump has, for the most part, chickened out'

Darius McDermott
clock 29 July 2025 • 5 min read