Weight loss goals may be at the forefront of many New Year's resolutions, which could push the exuberance for Eli Lilly LLY and Novo Nordisk NVO stock. As the major players in the hyper-scale shift of injectable drugs that treat obesity,

Eli Lilly's stock has been a strong winner over the past few years, powered by its portfolio of glucagon-like peptide-1 (GLP-1) receptor agonist drugs. The stock is up about 36% year to date as of this writing and has gained around 506% over the past five years.