Octopus Investments | 58,940 followers on LinkedIn. Octopus Investments, part of the Octopus Group, is an investment company investing in the people, ideas and industries that will change the world. We manage investments for retail and institutional investors, investing £14.6* billion they have entrusted to us into the areas where we believe we can have the greatest impact. More than 85% of the money we manage is invested in line with one or more of our three investment themes: empowering people, revitalising healthcare and building a sustainable planet.