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Filing Detail
Form SC 13G - Statement of acquisition of beneficial ownership by individuals:
SEC Accession No. 0001009215-11-000006
Filing Date
2011-05-19
Accepted
2011-05-19 17:22:54
Documents
1

Document Format Files

Seq Description Document Type Size
1 dwsn.txt SC 13G 4140
  Complete submission text file 0001009215-11-000006.txt   5529
Mailing Address 5425 WISCONSIN AVENUE SUITE 700 CHEVY CHASE MD 20815
Business Address 5425 WISCONSIN AVENUE SUITE 700 CHEVY CHASE MD 20815 240-482-0400
COLUMBIA PARTNERS L L C INVESTMENT MANAGEMENT (Filed by) CIK: 0001009215 (see all company filings)

IRS No.: 521940739
Type: SC 13G

Mailing Address 5425 WISCONSIN AVENUE SUITE 700 CHEVY CHASE MD 20815
Business Address 5425 WISCONSIN AVENUE SUITE 700 CHEVY CHASE MD 20815 240-482-0400
COLUMBIA PARTNERS L L C INVESTMENT MANAGEMENT (Subject) CIK: 0001009215 (see all company filings)

IRS No.: 521940739
Type: SC 13G | Act: 34 | File No.: 005-83979 | Film No.: 11858925