13F-HR 1 form13fmar06.txt 13F FORM 13F UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 Form 13F COVER PAGE Report for the Calendar Year or Quarter Ended: March 31, 2006 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, NY 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 May 15, 2006 --------------------------- ------------------------ ------------------ [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: 16 Form 13F Information Table Value Total: $ 1,833,134 (thousands) List of Other Included Managers: None

FORM 13F INFORMATION TABLE ------------------------------------------------------------------------------------------------------------------------------------ Column 1 Column 2 Column 3 Column 4 Column 5 Column 6 Column 7 Column 8 Title of CUSIP Value Shares or SH/ Put/ Investment Other Voting Authority Name of Issuer Class (x$1000) Prin. Amt. PRN Call Discretion Managers Sole Shared None ------------------------------------------------------------------------------------------------------------------------------------ BLACK & DECKER CORP COM 091797100 348,428 4,010,000 SH Sole 4,010,000 DEL MONTE FOODS CO COM 24522P103 163,668 13,800,000 SH Sole 13,800,000 EATON CORP COM 278058102 380,545 5,215,100 SH Sole 5,215,100 GOODRICH CORP COM 382388106 26,166 600,000 SH Sole 600,000 HOVNANIAN ENTERPRISES INC CL A 442487203 8,786 200,000 SH Sole 200,000 INGERSOLL-RAND COMPANY LTD CL A G4776G101 12,537 300,000 SH Sole 300,000 KENNEMETAL INC COM 489170100 53,570 876,200 SH Sole 876,200 LINCOLN ELEC HLDGS INC COM 533900106 16,388 303,545 SH Sole 303,545 NEW YORK TIMES CO CL A 650111107 52,642 2,079,900 SH Sole 2,079,900 OWENS ILL INC COM NEW 690768403 53,847 3,100,000 SH Sole 3,100,000 PARKER HANNIFIN CORP COM 701094104 40,305 500,000 SH Sole 500,000 PPG INDS INC COM 693506107 49,413 780,000 SH Sole 780,000 DONNELLEY RR & SONS CO COM 257867101 361,556 11,050,000 SH Sole 11,050,000 SONOCO PRODS CO COM 835495102 203,761 6,016,000 SH Sole 6,016,000 SPX CORP COM 784635104 37,281 697,900 SH Sole 697,900 TOLL BROTHERS INC COM 889478103 24,241 700,000 SH Sole 700,000