Their reasons will be varied and you should be careful to conduct due diligence before deciding to make an investment, just as if you were making any other equity investment.
Occasionally and where relevant we will disclose who is selling and their reasons should we feel it necessary for the offering.
Typically shareholders have already seen a reasonable return on their investment and are selling some/all of their holding to realise some of their paper wealth. Often, shareholders are looking to rebalance their portfolio or free up liquidity to afford one of life’s big events.