Upgrades:
Downgrades:
Tesla Motors (TSLA) downgraded to Underweight from Equal Weight at Barclays; target to $180 from $190
Other:
Alcoa (AA) reiterated at Buy at Stifel; target lowered to $15 from $18
Alcoa (AA) reiterated at Sector Perform at RBC Capital Mkts; target raised to $14 from $12
!YAHOO (YHOO) target lowered to $40 from $55 at Needham