Analyst upgrades: MON, AZN and MLNM

MOST NOTEWORTHY: Monsanto, AstraZeneca and Millenium Pharmaceutical were today's noteworthy upgrades:

Banc of America upgraded shares of Monsanto (NYSE: MON) to Buy from Neutral as they have grown more comfortable with two previous concerns: competition and valuation. They see an attractive entry point ahead of strong expected results for Q2.
UBS upgraded shares of AstraZeneca (NYSE: AZN) to Neutral from Sell on valuation, as they believe many of the risks are priced into shares at current levels.
Piper upgraded Millenium Pharma (NASDAQ: MLNM) to Buy from Neutral and added shares to their Alpha List ahead of additional front-line Velcade presentations at ASCO and expected front-line Velcade approval by June 20.

OTHER UPGRADES:

Jefferies raised GSI Commerce (NASDAQ: GSIC) to Buy from Hold.
JA Solar (NASDAQ: JASO) was upgraded to Overweight from Equal Weight at Lehman.
Credit Suisse upgraded Wimm-Bill-Dann Foods (NYSE: WBD) to Outperform from Neutral.

Tags: analyst, astrazeneca, azn, gsi commerce, gsic, GsiCommerce, ja solar, jaso, JaSolar, millenium, mlnm, mon, monsanto, upgrade, wbd, wimm-bill-dann