A Loan Stock is an equity security used as collateral to secure a loan. This practice potentially creates the risk for the lender that the value of the collateral will fall if the stock price drops. In order to mitigate this risk, lenders typically require a higher interest rate on loans secured by stocks than on other types of loans.While this practice does create some additional risk for lenders, it can also be beneficial for borrowers. Borrowers who use stocks as collateral can often get better terms on their loans than those who do not have access to such collateral. Additionally, using stocks as collateral can help borrowers obtain financing that they might not otherwise be able to get.Overall, using loan stock as collateral can be a helpful tool for both borrowers and lenders. However, it is important to remember that there is always some associated risks involved in this type of arrangement.