A competitor gave a positive update on end market conditions.Shares in Johnson Controls (JCI -0.52%), a building products and heating, ventilation, air conditioning, and refrigeration (HVAC) company, rose 10.2% in March, according to data provided by S&P Global Market Intelligence. The move comes after two pieces of newsflow, which could be construed as plusses for the company.A competitor updatesSiemens Smart Infrastructure, part of Siemens AG, is named a large competitor of Johnson Controls in the latter' ...