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Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000892712-16-001924
Filing Date
2016-10-05
Accepted
2016-10-05 14:11:19
Documents
1

Document Format Files

Seq Description Document Type Size
1 AMENDMENT NO. 1 TO SCHEDULE 13G heartlandcarbo13ga.htm SC 13G/A 54473
  Complete submission text file 0000892712-16-001924.txt   55970
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

Mailing Address 575 NORTH DAIRY ASHFORD SUITE 300 HOUSTON TX 77079
Business Address 575 NORTH DAIRY ASHFORD SUITE 300 HOUSTON TX 77079 2819216400
CARBO CERAMICS INC (Subject) CIK: 0001009672 (see all company filings)

IRS No.: 721100013 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-48851 | Film No.: 161922036
SIC: 3290 Abrasive, Asbestos & Misc Nonmetallic Mineral Prods