Whether buying shares has an impact on the share price primarily depends on the scale of the investment in relation to a company’s total market capitalisation, the free float and the daily trading volume. There is simply no one-size-fits-all answer to this question. However, in the case of highly liquid shares in blue-chip companies, a single investor will only have a significant impact on the company’s share proice in exceptional cases. However, AVENTOS Capital Markets only invests in stocks with sufficient market capitalisation and good tradability.