While Netflix reported better-than-expected second-quarter earnings and offered upbeat forecasts for the current quarter on Thursday evening, the stock sold off on Friday because weakness in the U.S. dollar had boosted the results. Shares dropped 5.1% on Friday.

Tard’s abandoned bid for Seven & i exposes mounting pressures in its own business. And $17,000 made-in-China Chevys are winning hearts in Mexico. Listen to the day’s top stories.

But dig beneath the surface and you'll discover why neither Costco Wholesale nor Netflix are eager to become Wall Street's next stock-split stock. The simple reason Costco makes for a poor candidate to split its stock is that its management team doesn't feel it's necessary.