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Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000937394-13-000025
Filing Date
2013-02-07
Accepted
2013-02-07 11:43:01
Documents
1

Document Format Files

Seq Description Document Type Size
1 drco_7.txt SC 13G/A 9851
  Complete submission text file 0000937394-13-000025.txt   11291
Mailing Address 60 FRONTAGE ROAD ANDOVER MA 01810-5498
Business Address 60 FRONTAGE ROAD ANDOVER MA 01810-5498 9784759090
DYNAMICS RESEARCH CORP (Subject) CIK: 0000030822 (see all company filings)

IRS No.: 042211809 | State of Incorp.: MA | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-34774 | Film No.: 13580861
SIC: 7373 Services-Computer Integrated Systems Design

Mailing Address 789 N WATER STREET MILWAUKEE WI 53202
Business Address 789 N WATER STREET MILWAUKEE WI 53202 414-347-7777
HEARTLAND ADVISORS INC (Filed by) CIK: 0000937394 (see all company filings)

IRS No.: 391078128 | State of Incorp.: WI | Fiscal Year End: 1231
Type: SC 13G/A