They call it 'shareholder spring' - that time of year when executive pay and remuneration packages come under the closest scrutiny from investors, leading to fireworks at some of the world's biggest companies.
2016 was marked by a series of investor rebellions against pay packages, and the trend has continued into 2017 with companies either attempting to stave off revolts by slashing pay, or challenging their shareholders head-on.
In 2013 new rules introduced by the coalition government required companies to put their pay policies to a vote every three years. For around three-quarters of FTSE 100 companies, those binding votes fall this year - meaning that 2017 could be the most explosive yet.
From oil giants to high street retailers, here are the biggest companies to have suffered so far.