EchoStar ( DISH) posted a $58 million profit in the first quarter and said it added a net 350,000 new subscribers in the period. The news sent its stock up 6% in premarket trading.

The Littleton, Colo., satellite broadcaster earned $58 million, or 12 cents a share, on sales of $1.36 billion in the latest quarter, compared with a loss of $35 million, or 20 cents a share, on sales of $1.10 billion last year. Analysts had been forecasting a 10-cent profit.

The company's DISH network had about 8.53 million subscribers at March 31. The company earned $277 million before interest, taxes, depreciation and amortization in the first quarter, up from $177 million a year ago, while "free cash flow from operations" totaled $125 million for the quarter, up from $89 million last year.

The shares were recently up $1.73 to $32.36 on the Instinet premarket session.