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Filing Detail
Form SC 13G - Statement of acquisition of beneficial ownership by individuals:
SEC Accession No. 0001085146-20-000534
Filing Date
2020-02-10
Accepted
2020-02-10 16:54:29
Documents
1

Document Format Files

Seq Description Document Type Size
1 ROBECO INVESTMENT MANAGEMENT INC. aegn_21020.htm SC 13G 26281
  Complete submission text file 0001085146-20-000534.txt   28189
Mailing Address 17988 EDISON AVENUE CHESTERFIELD MO 63005
Business Address 17988 EDISON AVENUE CHESTERFIELD MO 63005 6365308000
Aegion Corp (Subject) CIK: 0000353020 (see all company filings)

IRS No.: 133032158 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G | Act: 34 | File No.: 005-35120 | Film No.: 20592680
SIC: 1623 Water, Sewer, Pipeline, Comm & Power Line Construction
Office of Real Estate & Construction

Mailing Address ONE BEACON STREET 30TH FLOOR BOSTON MA 02108
Business Address ONE BEACON STREET 30TH FLOOR BOSTON MA 02108 2129089500
Boston Partners (Filed by) CIK: 0001386060 (see all company filings)

IRS No.: 980202744 | State of Incorp.: NY | Fiscal Year End: 1231
Type: SC 13G