5 U.S. Stocks Able To Withstand September Market Swings

September has historically been the worst month for stocks. Thus, investors should rethink their portfolio to include robust, stable-producing equities, which are likely to weather a possible storm. A company's ability to grow its net income, while also providing a double-digit average Return on Equity for a number of years, should be a stock that will outperform during downturns in the market, and this could include the companies on our list.

The Goodyear Tire & Rubber Company is a manufacturer of tires. The Company's business is the development, manufacture, distribution and sale of tires and related products and services throughout the world. The Company operates in four segments: North America; Europe, Middle East and Africa (EMEA); Latin America, and Asia Pacific.

The Boeing Company, together with its subsidiaries, is an aerospace company that operates through five segments: Commercial Airplanes, Boeing Military Aircraft (BMA), Network & Space Systems (N&SS), Global Services & Support (GS&S) and Boeing Capital (BCC).