StockMarketWire.com - Cyber security services firm ECSC (ECSC) traded nearly 20% higher at 199.5p on its first day of trading on AIM. It raised £5.9m, of which £5m was received by the company. ECSC reported a market cap of £15m, with shares initially priced at 167p this morning. Stockdale Securities acted as nominated adviser and broker. At 11:23am: (LON:ECSC) share price was +199.5p at 199.5p Story provided by StockMarketWire.com