Upgrades:
Facebook (FB) upgraded to Buy from Hold at Argus
Downgrades:
Wal-Mart (WMT) downgraded to Neutral from Outperform at Credit Suisse; target lowered to $62 from $85
Other:
Hewlett-Packard (HPQ) initiated with an Underweight at Barclays
IBM (IBM) initiated with an Underweight at Barclays
Apple (AAPL) initiated with an Overweight at Barclays
Cisco Systems (CSCO) initiated with an Overweight at Barclays
NIKE (NKE) target raised to $126 from $120 at FBR Capital
Deere (DE) initiated with a Market Outperform at Avondale; target $90