Why Texas Instruments Stock Opened 8.5% Higher Today

Texas Instruments stock surges on an earnings beat and signs of market recovery. Is the chip pioneer's stock a buy today?Shares of Texas Instruments (TXN 5.44%) opened Wednesday's trading 8.5% higher, boosted by a strong earnings report. The semiconductor veteran's stock settled down at a robust 5.9% gain as of 1:30 p.m. ET.TI's Q1 report by the numbersFirst-quarter earnings fell 35% year over year, landing at $1.20 per diluted share. Top-line sales trended 16$3.66 billion. But your average Wall ...