A pharmacist serves a customer. Cecilie_Arcurs/E+ via Getty Images Sizable dividend hikes can be telling about a company's overall tone toward its future and how much a company values its shareholders. All else equal, big dividend boosts convey a sense of optimism on the part of management and a commitment to rewarding shareholders. Elevance Health (NYSE:ELV) is a recent example of a company that I believe is trending in the right direction. The managed care giant just upped its quarterly dividend per share ...