How has value investing changed since Buffett defined the style?

Three new factors to consider

clock • 3 min read

Simon Jaffé, director and portfolio manager at OLIM, argues the rules of value investing have changed with three new factors for investors to consider in addition to the classic principles of Benjamin Graham and Warren Buffett.

To continue reading this article...

Join Investment Week for free

  • Unlimited access to real-time news, analysis and opinion from the investment industry, including the Sustainable Hub covering fund news from the ESG space
  • Get ahead of regulatory and technological changes affecting fund management
  • Important and breaking news stories selected by the editors delivered straight to your inbox each day
  • Weekly members-only newsletter with exclusive opinion pieces from leading industry experts
  • Be the first to hear about our extensive events schedule and awards programmes

Join now

 

Already an Investment Week
member?

Login

More on Markets

UK equity outflows in 2025 the highest since Brexit referendum

UK equity outflows in 2025 the highest since Brexit referendum

Ten years of withdrawals from UK-focused funds

Patrick Brusnahan
clock 07 January 2026 • 1 min read
Oil spike and Trump promises not enough for managers to make long-term oil bet

Oil spike and Trump promises not enough for managers to make long-term oil bet

BP, Chevron and ExxonMobil all up

Patrick Brusnahan
clock 06 January 2026 • 3 min read
Market Movers blog: Defence stocks rally as Trump targets 50% increase in spending

Market Movers blog: Defence stocks rally as Trump targets 50% increase in spending

Latest news and analysis

Investment Week
clock 06 January 2026 • 1 min read
Trustpilot