Texas Instruments is a worldwide manufacturer of semiconductor products that provides products to designers and manufacturers worldwide. They are headquartered in Dallas, Texas and are the third largest manufacturer of semiconductors worldwide. Texas instruments is a public company that is traded on NASDAQ under the symbol TXN. The company was founded in 1951 focusing on manufacturing products used for the seismic industry as well as the defense electronics. Over its course, Texas Instruments has had many acquisitions including one of its largest acquisitions, acquiring National Semiconductor in 2011. Combined both companies have a portfolio of nearly 45,000 products. With the merging of both companies, Texas Instruments became the largest maker of analogy technology components. Today Texas Instruments serves over 90,000 customers worldwide and has products that are used in the following applications automotive, communications equipment, and enterprise equipment, and enterprise systems, industrial and personal electronics. For their fourth quarter in 2014, Texas Instruments had a revenue of 3.03 billion and a net income of $511 million. Today, Texas Instruments main divisions are Semiconductors and Educational Technology products.