Are they trying to keep the rally in the nasdaq going, 4 big upgrades today for SNDK, MSFT, YHOO and RIMM. Pretty funny if you ask me. Analysts at UBS upgraded SanDisk (NASDAQ: SNDK) upgraded to âbuyâ from âneutral.â SNDK moved down 1.47% to close at $42.90 on Friday. Weyerhaeuserâs earnings may jump 120.33% this year. RIMM upgraded with a price target of $85 Microsoft (NASDAQ: MSFT) was upgraded by Janney Montgomery from âneutralâ to âbuy.â MSFTâs shares are up 0.08% to $24.29 in pre-market trading. Microsoft has a ROE is 41.83%. Needham & Co upgrades Yahoo! Inc. (Nasdaq: YHOO) from Hold to Buy. PT $20. Needham analyst says, "We are upgrading YHOO to Buy from Hold and establishing a 12-month price target of $20. We believe the risk/reward profile is now favorable, that expectations are too low, that there are positive identifiable catalysts, and that mgmt has a renewed focus on the things value investors most value."