Abbott Laboratories (NYSE:ABT) is included among the Best Retirement Stocks for a Dividend Stock Portfolio. Building Consistent Income in a Dividend Stock Portfolio with Abbott Laboratories (ABT) Photo by Dan Dennis on Unsplash Abbott Laboratories (NYSE:ABT) operates a broad business spanning four main areas: medical devices, established pharmaceuticals, diagnostics, and nutrition. With a strong global presence, its diversified structure helps balance performance when one segment experiences weakness. ...