13F-HR 1 atlinv13fdec12.txt FOURTH QUARTER 13F FORM 13F UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 Form 13F COVER PAGE Report for the Calendar Year or Quarter Ended: December 31, 2012 Check here if Amendment [ ]: This Amendment (Check only one.): [ ] is a restatement [ ] adds new holdings entries. Institutional Investment Manager Filing this Report: Name: Atlantic Investment Management, Inc. -------------------------------------------- Address: 666 Fifth Avenue, 34th Floor New York, New York 10103 --------------------------------------- Form 13F File Number: 028-06437 -------------------------------- The institutional investment manager filing this report and the person by whom it is signed hereby represent that the person signing the report is authorized to submit it, that all information contained herein is true, correct and complete, and that it is understood that all required items, statements, schedules, lists, and tables, are considered integral parts of this form. Person Signing this Report on Behalf of Reporting Manager: Name: Alexander J. Roepers Title: President Phone: 212-484-5050 Signature, Place, and Date of Signing /s/ Alexander J. Roepers New York, NY February 14, 2013 ------------------------- -------------- ------------------ [Signature] [City, State] [Date] Report Type (Check only one): [X] 13F HOLDINGS REPORT. (Check here if all holdings of this reporting manager are reported in this report.) [ ] 13F NOTICE. (Check here if no holdings reported are in this report, and all holdings are reported by other reporting manager(s).) [ ] 13F COMBINATION REPORT. (Check here if a portion of the holdings for this reporting manager are reported in this report and a portion are reported by other reporting manager(s).) Form 13F Summary Page Report Summary Number of Other Included Managers: None ---- Form 13F Information Table Entry Total: 12 -- Form 13F Information Table Value Total: $1,222,529 (thousands) ---------------------- List of Other Included Managers: None ---- FORM 13F INFORMATION TABLE Atlantic Investment Management, Inc. FORM 13F December 31, 2012

TITLE OF VALUE SHARES/ SH/ PUT/ INVSTMT OTHER VOTING AUTH NAME OF ISSUER CLASS CUSIP (x1000) PRN AMT PRN CALL DSCRETN MNGRS SOLE SHRD NONE ASHLAND INC NEW COM 044209104 $192,984 2,400,000 SH Sole 2,400,000 CRANE CO COM 224399105 $14,133 305,371 SH Sole 305,371 CROWN HOLDINGS INC COM 228368106 $22,543 612,427 SH Sole 612,427 CURTISS WRIGHT CORP COM 231561101 $15,543 473,439 SH Sole 473,439 ENERGIZER HLDGS INC COM 29266R108 $176,356 2,205,000 SH Sole 2,205,000 HARMAN INTL INDS INC COM 413086109 $24,891 557,605 SH Sole 557,605 KENNAMETAL INC COM 489170100 $156,010 3,900,245 SH Sole 3,900,245 OIL STS INTL INC COM 678026105 $90,944 1,271,226 SH Sole 1,271,226 OWENS ILL INC COM NEW 690768403 $237,161 11,150,000 SH Sole 11,150,000 ROCKWOOD HLDGS INC COM 774415103 $241,273 4,878,154 SH Sole 4,878,154 TOWERS WATSON & CO CL A 891894107 $16,301 290,000 SH Sole 290,000 WEATHERFORD INTERNATIONAL LT REG SHS H27013103 $34,390 3,073,300 SH Sole 3,073,300

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