Wall Street brokerages forecast that ADTRAN, Inc. (NASDAQ:ADTN) will announce $140.55 million in sales for the current quarter, Zacks Investment Research reports. Two analysts have made estimates for ADTRAN’s earnings, with the lowest sales estimate coming in at $140.10 million and the highest estimate coming in at $141.00 million. ADTRAN posted sales of $120.81 million […]