The drugmaker Ely Lilly (LLY -4.93%) has had a very successful run over the long run. Shares currently trade around $818 and are up 20,030% over the past 40 years. The stock has also performed well this year, rising roughly 36% (as of Nov. 14), ahead of the broader market.Given that Eli Lilly has been public for roughly seven decades, it's no surprise that it has conducted a few stock splits. When a company does a split, the amount of a shareholder's equity doesn't change but the number of shares does. Comp ...