Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000902219-13-000322
Filing Date
2013-02-14
Accepted
2013-02-14 12:33:57
Documents
1

Document Format Files

Seq Description Document Type Size
1 DISCLOSURE DOCUMENT sec_filing.htm SC 13G/A 17816
  Complete submission text file 0000902219-13-000322.txt   19508
Mailing Address 14000 TECHNOLOGY DR EDEN PRAIRIE MN 55344
Business Address 14000 TECHNOLOGY DR EDEN PRAIRIE MN 55344-2290 6129374000
MTS SYSTEMS CORP (Subject) CIK: 0000068709 (see all company filings)

EIN.: 410908057 | State of Incorp.: MN | Fiscal Year End: 1002
Type: SC 13G/A | Act: 34 | File No.: 005-33250 | Film No.: 13609422
SIC: 3829 Measuring & Controlling Devices, NEC

Mailing Address 280 CONGRESS STREET BOSTON MA 02210
Business Address 280 CONGRESS STREET BOSTON MA 02210 6179515000
WELLINGTON MANAGEMENT CO LLP (Filed by) CIK: 0000902219 (see all company filings)

EIN.: 042683227 | State of Incorp.: MA | Fiscal Year End: 1231
Type: SC 13G/A
SIC: 0000