eResearchTechnology, Inc. (ERT)

Healthcare: Medical Laboratories & Research

    Formally known as:
  • eResearchTechnology, Inc.
  • Premier Research Worldwide Ltd.
As of September 30, 2011
Closing price on 09/30/2011:
$4.46
Filers who had this stock in their top 10:
0
13F Filers holding this stock:
94
Aggregate shares on 09/30/2011:
42,668,710
Aggregate shares on 06/30/2011:
41,750,434
Percent change:
2.199441%

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Schedule 13D and 13G filings submitted since 09/30/2011

Filing Company Date of
Filing		 Total Reported
Shares Owned		 Shares Reported
on 13F
SC 13G/A COLUMBIA WANGER ASSET MANAGEMENT LLC 09/08/2011 4,996,300 4,996,300
SC 13D/A BLUM CAPITAL PARTNERS LP 01/03/2012 4,601,594 5,539,377
SC 13G TOCQUEVILLE ASSET MANAGEMENT L.P. 01/30/2012 3,991,000 4,369,991
SC 13G VANGUARD GROUP INC 02/09/2012 2,503,860 2,482,179
SC 13G/A BLACKROCK INC. 02/10/2012 3,964,980 1,419

13F Filers holding this stock

Quarter 1: Quarter 2:
*Shares are split adjusted
    Stock Split History:
  • 07/17/2002: 3:2
  • 05/30/2003: 2:1
  • 11/28/2003: 3:2
  • 05/28/2004: 3:2