West Bancorporation Inc., parent of West Bank, reported net income of $5.1 million, or 32 cents per share, for the first quarter, representing the highest first-quarter profit in the company’s 122 years. Net income in the year-ago period was $4.4 million, or 27 cents per share. The company reported improvements in all key performance measures, including return on assets of 1.27 percent, up from 1.23 percent a year ago; return on equity of nearly 14.6 percent, up from 14 percent; and efficiency ratio of 48.25 percent, down from nearly 54 percent, with the lower number indicating improvements in the cost of doing business. In addition to record earnings, West Bancorporation stock reached a 52-week high of $20.18 on April 1. West Bancorporation (WTBA) trades on the Nasdaq.