Trader Radar - Wednesday, Jan. 23

Q: On Fast Money’s trader radar we look at the stock that was lighting up screens across Wall Street. Based in Dallas, the company is the world’s biggest maker of mobile phone chips and getting bigger according to earnings Tuesday night, because of global growth. Last clue: even though this business is now a small part of this global powerhouse, it's probably best known for helping your kid with her algebra homework. Who is it?

A: Texas Instruments is on the trader radar! This stock was trading nearly double its average daily volume and TXN was among the most searched on the internet, Wednesday.