Skip to main content

Insights & Videos

Expert opinion from Guinness Global Investors features in a variety of media.

Insights

Expert opinion from Guinness Global Investors features in a variety of media.

Guides

Read our latest guides taking you through the key concepts in asset management. 

insight image
23/02/2026

Price/Earnings-to-Growth (PEG) Ratio: Formula & Misconceptions

The PEG ratio is a widely used valuation tool that helps investors assess whether a company’s share price appropriately reflects its expected earnings growth. By adjusting the traditional P/E ratio for growth, it aims to offer a more nuanced perspective on value, particularly when comparing companies with different growth profiles. This guide introduces the PEG ratio, the key variations investors use, and the strengths and limitations to keep in mind when applying it in practice.

Videos

See more videos on our YouTube channel: Guinness Global Investors

Webcasts

Our fund managers conduct quarterly webcasts where they discuss recent changes made to the portfolios, and take a look at positioning in the current market environment.

See the latest webcast series below. For the webcast archive, please click here

For professional investors only.

News

Expert opinion from Guinness Global Investors features in a variety of media.

 

31 May 2023
PlotBox, the leading software solutions provider to cemeteries and crematoria, has announced a £5...
28 Apr 2023
The Guinness Global Equity Income manager tells Trustnet why he looks firstly for good companies...
25 Apr 2023
Trustnet identifies the funds that have five crowns, an Alpha Manager and a place on FE Investmen...
24 Apr 2023
Dates and venues announced for 2023 Guinness Global Investors conferences....
19 Apr 2023
Guinness Ventures celebrated the launch of Guinness VCT plc on the London Stock Exchange today, w...
13 Apr 2023
Edmund Harriss discusses the recent banking turmoil and equity markets' reaction....
29 Mar 2023
While portfolios have benefited from the China rebound, and could still do so, it is far from bei...
29 Mar 2023
Shane Gallwey talks to Intelligent Partnerships about the new Guinness VCT and the market as a wh...