The successful remarketing of AEP's Junior Subordinated Debentures indicates the company's ability to refinance its debt at a higher interest rate. This may have a neutral impact on the stock price in the short term, as the increased interest rate could be seen as both a positive sign of investor confidence and a negative sign of higher debt servicing costs. The news is highly relevant to AEP and important for investors to consider when evaluating the company's financial health.