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Notable Analyst Rating Changes 06/01: (BLK) (ESV) (CNP) Upgraded; (NOK) (SQNS) (HNZ) Downgraded Jun 1, 2011 10:33AM
Pacific Crest Starts 21Vianet (VNET) at Outperform Jun 1, 2011 09:01AM
21Vianet (VNET) Increases IPO Size, Price Expectatons Apr 20, 2011 01:14PM
21Vianet (VNET) Sees IPO Price of $10 - $12/ADS Apr 6, 2011 05:15PM
21Vianet Group, In.c (VNET) Files $150M IPO Apr 4, 2011 05:43PM