1 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 13F FORM 13F COVER PAGE REPORT OF THE CALENDAR YEAR ENDED: March 31, 2009 Check here if Amendment [ ]; Amendment Number: ______ This Amendment (Check only one): [ ] is a restatement [ ] adds new holdings entries INSTITUTIONAL INVESTMENT MANAGER FILING THIS REPORT: Name: Chapter IV Investors, LLC Address: 301 South Tryon Street, Suite 1850 Charlotte, NC 28202 13F File Number: 028-12694 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 THE REPORT ON BEHALF OF REPORTING MANAGER: Name: Kimberly Sturkey Title: Chief Financial Officer Phone: (704) 644-4072 SIGNATURE, PLACE, AND DATE OF SIGNING: /s/ Kimberly Sturkey Charlotte, NC 5/15/2009 - ----------------------- ------------------------- ---------------------------- Signature Place Date REPORT TYPE: [X] 13F Holdings Report [ ] 13F Notice [ ] 13F COMBINATION REPORT LIST OF OTHER MANAGERS REPORTING FOR THIS MANAGER: NONE 2 FORM 13F SUMMARY PAGE REPORT SUMMARY: Number of Other Included Managers: 0 Form 13F Information Table Entry Total: 7 Form 13F Information Table Value Total: $130,091 (thousands) LIST OF OTHER INCLUDED MANAGERS: NONE 3 FORM 13F INFORMATION TABLE

COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8 - --------------------- -------- -------- --------- ------------------------- ---------- -------- --------------------- TITLE OF VALUE SHARES OR INVESTMENT OTHER VOTING AUTHORITY NAME OF ISSUER CLASS CUSIP (X $1000) PRN AMT SH/PRN PUT/CALL DISCRETION MANAGERS SOLE SHARED NONE - --------------------- -------- -------- --------- --------- ------ -------- ---------- -------- --------- ------ ---- Exterran Holdings Inc. COM 30225X103 $ 17,622 1,100,000 Sh SOLE 1,100,000 Interface, Inc. CL A 458665106 $ 2,392 800,000 Sh SOLE 800,000 Lamar Advertising CL A 512815101 $ 12,968 1,330,000 Sh SOLE 1,330,000 Martin Marietta Matls COM 573284106 $ 48,373 610,000 Sh SOLE 610,000 Rock-Tenn Company CL A 772739207 $ 12,224 451,900 Sh SOLE 451,900 Sealed Air Corp COM 81211K100 $ 22,080 1,600,000 Sh SOLE 1,600,000 Vulcan Matls Co COM 929160109 $ 16,432 371,000 Sh SOLE 371,000 --------- Total Value: $ 130,091 ---------

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