JPMorgan analyst Seth Seifman upgraded Boeing (BA) to Overweight and raised his price target for the shares to $240 from $205. The plane maker closed yesterday down 21c to $206.23. Boeing is among the stocks best positioned to benefit from positive aerospace fundamentals, Seifman tells investors in a research note. He notes the company over the past year has received very few upgrades and that shareholder data shows few active investors establishing or adding to large positions. Seifman calls Rockwell Collins (COL) his top pick in in aerospace. He raised his price target for the shares to $135 from $125.

What has Wall Street been buzzing about this week? Here are the top 5 Bu-y calls and the top 5 Sell calls made by Wall Street’s best analysts during the week of April 15-19. Find all top-rated... To see the rest of the story go to thefly.com. See Story Here