Stock market analyst Rajesh Gupta of Fairwealth Securities has maintained 'buy' rating on Subex Systems Ltd stock with a target of Rs 55.5.

According to analyst, the interested investors can buy the stock around 53-54 with strict stop loss of Rs 52.

The analyst added that the medium term target for the stock will be Rs 69.5.

The stock of the company, on Sep 09, marked its closure at Rs 53.20 on the Bombay Stock Exchange (BSE).

The share price has seen a 52-week high of Rs 101.50 and a low of Rs 46.80 on BSE.

Current EPS & P/E ratio stood at 11.19 and 4.79 respectively.

As per reports, the top worldwide supplier of operations and business support systems has effectively aided Telekom Slovenije carry out a solution to defend their clients from unanticipated high communications bills: a phenomenon known as `Bill Shock.`

During the last month (Aug 2010), the company declared that a leading CSP in the Malaysian market has renovated its ROC Revenue Assurance deal for next three years.

The multi-million dollar deal consists of Subex supplying ROC Revenue Assurance via managed services.

Mr. Sudeesh Yezhuvath, chief operating officer (COO), Subex Ltd, stated, `` We are extremely pleased to extend our relationship with this CSP. We are confident that in the renewed contract period the customer will experience even better results.``