Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000908733-10-000115
Filing Date
2010-02-09
Accepted
2010-02-09 15:40:46
Documents
1

Document Format Files

Seq Description Document Type Size
1 ERESEARCHTECHNOLOGY 13GA3 eresearchtechnology.htm SC 13G/A 43882
  Complete submission text file 0000908733-10-000115.txt   46214
Mailing Address 227 W MONROE ST STE 3000 CHICAGO IL 60606
Business Address 227 W MONROE STREET SUITE 3000 CHICAGO IL 60606 3126349231
COLUMBIA WANGER ASSET MANAGEMENT LP (Filed by) CIK: 0000908733 (see all company filings)

EIN.: 363820584 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A
SIC: 0000

Mailing Address 1818 MARKET STREET SUITE 1000 PHILADELPHIA PA 19103
Business Address 1818 MARKET STREET SUITE 1000 PHILADELPHIA PA 19103 2159720420
ERESEARCHTECHNOLOGY INC /DE/ (Subject) CIK: 0001026650 (see all company filings)

EIN.: 223264604 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-53083 | Film No.: 10584253
SIC: 8734 Services-Testing Laboratories