Shareholder injections and redemptions refer to the process of adding or removing shareholders in a company. Shareholder injections typically occur when a company issues new shares of stock to investors, which increases the number of shareholders in the company. This may be done to raise capital for the company, either for growth and expansion or to finance strategic initiatives like mergers and acquisitions. Shareholder injections may also be done to dilute the ownership of existing shareholders, which can reduce their control over the company. On the other hand, shareholder redemptions occur when a company buys back shares of stock from its existing shareholders, which reduces the number of shareholders in the company. This may be done for a variety of reasons, such as to return capital to shareholders, to improve the company's financial ratios, or to consolidate ownership and control. Shareholder redemptions can also be used to reduce the risk of activist shareholders or to prevent a hostile takeover. Both shareholder injections and redemptions can have a significant impact on a company's ownership structure and financing. Shareholder injections can increase the amount of capital available to the company, but can also dilute the ownership and control of existing shareholders. Shareholder redemptions can return capital to shareholders, but can also reduce the number of shareholders and potentially limit the company's ability to raise additional capital in the future. Overall, shareholder injections and redemptions are important tools that companies can use to manage their ownership structure and financing, but should be carefully considered in light of the company's goals and objectives.