1 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 13F FORM 13F COVER PAGE REPORT OF THE CALENDAR YEAR ENDED: March 31, 2013 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 Zeitvogel Title: Chief Financial Officer Phone: (704) 644-4072 SIGNATURE, PLACE, AND DATE OF SIGNING: /s/ Kimberly Zeitvogel Charlotte, NC 5/14/2013 ----------------------- ------------------------- ---------------------------- 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: 10 Form 13F Information Table Value Total: $276,218 (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 --------------------- -------- -------- --------- --------- ------ -------- ---------- -------- --------- ------ ---- Cabot Oil and Gas Corp CL A 127097103 $ 15,212 225,000 sh SOLE 225,000 Clear Channel Outdoor CL A 18451C109 $ 7,490 1,000,000 sh SOLE 1,000,000 EQT Corporation COM 26884L109 $ 10,840 160,000 Sh SOLE 160,000 Lamar Advertising CL A 512815101 $ 46,735 962,025 Sh SOLE 962,025 Martin Marietta Matls COM 573284106 $ 47,497 465,561 Sh SOLE 465,561 Packaging Corp of America COM 695156109 $ 22,435 500,000 Sh SOLE 500,000 Range Resources Corp COM 75281A109 $ 52,514 648,000 Sh SOLE 648,000 Rock-Tenn Company CL A 772739207 $ 59,830 644,788 Sh SOLE 644,788 Sandridge Energy COM 80007P307 $ 6,588 1,250,000 Sh SOLE 1,250,000 Scripps Networks Interactive CL A 811065101 $ 7,077 110,000 Sh SOLE 110,000 --------- Total Value: $ 276,218 ---------