A roundup of tech ratings changes

|By:, SA News Editor

Alcatel-Lucent (ALU +1.4%) has been upgraded to Overweight by Barclays, and Ericsson (ERIC -3.3%) cut to Underweight.

AMD (AMD +1.4%) has been upgraded to Outperform by Wedbush.

Stratasys (SSYS +2.2%) has been upgraded to Buy by Dougherty & Co.

Glu Mobile (GLUU +1.3%) has been upgraded to Buy by B. Riley.

Mattson (MTSN +4.9%) has been upgraded to Buy by B. Riley.

Expedia (EXPE -6.9%)  has been cut to Hold by Deutsche.

Atmel (ATML -1.9%) has been cut to Sector Perform by Pac Crest.

As part of a coverage launch for chip equipment stocks, KLA-Tencor (KLAC +0.6%) and Lam Research (LRCX -0.4%) have been started at Overweight by JPMorgan, and Applied Materials (AMAT -1.2%) has been started at Neutral.