National Instruments Corporation provided earnings guidance for the first quarter and full year of 2019. The company expects total revenue in the first quarter of 2019 to be in the range of $305 million to $335 million, up 3% at the midpoint. The company expects GAAP fully diluted earnings per share will be in the range of $0.12 to $0.26 for the first quarter of 2019, with non-GAAP fully diluted earnings per share expected to be in the range of $0.23 to $0.37. If the company model out a 5% revenue growth level, the company would expect to still continue to see 18% and 19% operating income.