American Equity Investment Life Holding Co. announced that its fourth-quarter annuity sales totaled $1.1 billion, bringing sales for 2013 to $4.2 billion, a year-over-year increase of 6.7 percent. The West Des Moines-based insurer will announce its fourth-quarter 2013 earnings after the close of markets on Feb. 12. The company will post its fourth-quarter earnings and financial supplement on its website www.american-equity.com at that time, and it has scheduled a conference call to discuss earnings on Feb. 13 at 9 a.m. American Equity’s stock price has increased 102 percent in the past year, compared with an average 31 percent gain in share price among 20 Iowa-based public companies, according to a Business Record analysis.