Skip to main content

Tom O'Hara

Tom O'Hara - Investment Director


Tom O’Hara, Investment Director, is responsible for the management of European Equity funds at GAM, alongside Jamie Ross and David Barker.

Before joining GAM Investments in May 2025, he spent seven years managing European equity funds at Janus Henderson Investors. Prior to this, he spent eight years as a sell side equity research analyst covering the metals and mining sector. He began his career in the treasury of Northern Rock plc. He received his BA degree (Hons) in economics from Newcastle University. He is passionate about the role of emerging technologies in shaping active investing and was an early investor in Quartr, a Swedish fintech platform, where he continues to serve as a non-executive adviser. He is based in London.

Tom O'Hara

My Insights

European Equities Blog
Biosimilars: One answer to cheaper healthcare
07 November 2025 | David Barker

The world has a healthcare cost problem - biosimilars and generics are part of the solution.

European Equities Blog
We love LLMs but we're also buying "AI Losers"
28 October 2025 | Tom O'Hara

LLMs (large language models) - which are enhanced pattern-recognition tools - do some wonderful things. We use Quartr as the AI-powered backbone of our stock research process.

European Equities Blog
Forming a Pan-European Space Champion
23 October 2025 | Tom O'Hara

Aerospace & defence giants Airbus, Leonardo and Thales combine their space businesses.

European Equities Blog
(EU)reka!? Our take on the new Gold Rush
21 October 2025 | Tom O'Hara

The gold mining industry is looking like a magic money printing machine, but with more convincing fundamentals than that other contemporary instant money hack: AI-partnership announcements...

My Videos

Video

Watch

Introducing GAM Invesments' European Equities Team
May 2025

Introducing GAM Invesments' European Equities Team