Volume Spike Investor

Arris Corp. (NASDAQ: ARRS) and Mattson Technology Inc. (NASDAQ: MTSN) are both trading lower in after-hours trading today.  The culprit on each is an earnings warning.

Arris put Q2 revenues at $278 to $280 million primarily driven by maturing demand for EMTAs as well as for plant extension and installation equipment.  First Call was looking for over $294 million.
At 4:51 PM EST, we have seen 129,000 shares trade with a last print down 15% at $7.50. Its average daily volume is 2.79 million shares.
Mattson lowered its royalty revenues down to $35 million, down from $40 to $42 million prior on continued weakness in the memory markets.  At 4:51 PM EST, we have seen 39,700 shares trade with a last print down 9.5% at $4.45. Its average daily volume is 469,000 shares.