UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 13F FORM 13F COVER PAGE Report for the Calendar Year or Quarter Ended: December 31, 2006 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: The Cincinnati Insurance Company Address: 6200 South Gilmore Road Fairfield, Ohio 45014 13F File Number: 028-10753 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: Kenneth S. Miller Title: Sr. Vice President Phone: (513) 870-2000 Signature, Place and Date of Signing: /s/ Kenneth S. Miller Fairfield, Ohio February 9, 2007 - --------------------- ------------------------------------- ---------------- 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).) List of other Managers Reporting for this Manager: N/A 1

FORM 13F SUMMARY PAGE Report Summary: Number of Other Included Managers 1 Form 13F Information Table Entry Total 55 Form 13F Information Table Value Total 4,476,190 (thousands) List of Other Included Managers No. File No. Name 01 028-10798 Cincinnati Financial Corporation 2

COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8 - ----------------------------------------------------------------------------------------------------------------------------------- VALUE SHRS OR SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY NAME OF ISSUER TITLE OF CLASS CUSIP [x$1000] PRN AMT PRN CALL DISCRETION MANAGERS SOLE SHARED NONE - ----------------------------------------------------------------------------------------------------------------------------------- AGL RESOURCES COMMON 001204106 9,813 252,200 SH SHARED 01 -- 252,200 -- ALLIANCEBERNSTEIN COMMON 01881G106 164,707 2,048,600 SH SHARED 01 -- 2,048,600 -- ALLIED WASTE INDUSTRIES INC CONVERTIBLE DEB 019589AD2 4,823 5,050,000 PRN SHARED 01 -- -- -- ARTHUR J GALLAGHER COMMON 363576109 334 11,300 SH SHARED 01 -- 11,300 -- BB & T CORP COMMON 054937107 8,294 188,800 SH SHARED 01 -- 188,800 -- BOSTON PROPERTIES INC CONVERTIBLE DEB 10112RAG9 2,955 2,550,000 PRN SHARED 01 -- -- -- CAMDEN PROPERTY TRUST COMMON 133131102 7,385 100,000 SH SHARED 01 -- 100,000 -- CHEVRON CORPORATION COMMON 166764100 66,059 898,400 SH SHARED 01 -- 898,400 -- CONOCOPHILLIPS COMMON 20825C104 25,183 350,000 SH SHARED 01 -- 350,000 -- CRESCENT REAL ESTATE $1.6875 CV PFD CONVERTIBLE PFD 225756204 3,282 150,000 SH SHARED 01 -- -- -- DEVELOPERS DIVERSIFIED REALTY COMMON 251591103 3,148 50,000 SH SHARED 01 -- 50,000 -- DUKE ENERGY CORP COMMON 26441C105 54,657 1,645,800 SH SHARED 01 -- 1,645,800 -- EQUITABLE RESOURCES INC COMMON 294549100 25,050 600,000 SH SHARED 01 -- 600,000 -- EXXON MOBIL CORPORATION COMMON 30231G102 484,302 6,320,000 SH SHARED 01 -- 6,320,000 -- FIFTH THIRD BANCORP COMMON 316773100 1,765,571 43,136,352 SH SHARED 01 -- 43,136,352 -- FORTUNE BRANDS INC COMMON 349631101 29,887 350,000 SH SHARED 01 -- 350,000 -- GENERAL ELECTRIC CO COMMON 369604103 53,955 1,450,000 SH SHARED 01 -- 1,450,000 -- GENUINE PARTS CO COMMON 372460105 46,097 971,900 SH SHARED 01 -- 971,900 -- GLIMCHER REALTY TRUST COMMON 379302102 2,671 100,000 SH SHARED 01 -- 100,000 -- HUNTINGTON BANCSHARES INC COMMON 446150104 1,515 63,800 SH SHARED 01 -- 63,800 -- HUTCHINSON TECH CONVERTIBLE DEB 448407AF3 2,322 2,500,000 PRN SHARED 01 -- -- -- JOHNSON & JOHNSON COMMON 478160104 145,911 2,210,100 SH SHARED 01 -- 2,210,100 -- KAMAN CORP CV DEB CONVERTIBLE DEB 483548AC7 1,854 1,812,899 PRN SHARED 01 -- -- -- KELLWOOD CORP CONVERTIBLE DEB 488044AF5 8,109 8,650,000 PRN SHARED 01 -- -- -- LIBERTY MEDIA CORP CONVERTIBLE DEB 530715AR2 9,113 10,930,000 PRN SHARED 01 -- -- -- LINCOLN NATIONAL CORP COMMON 534187109 21,638 325,869 SH SHARED 01 -- 325,869 -- LINEAR TECHNOLOGY CORP COMMON 535678106 7,907 260,800 SH SHARED 01 -- 260,800 -- MEDTRONIC INC COMMON 585055106 29,979 560,250 SH SHARED 01 -- 560,250 -- MICROCHIP TECHNOLOGY INC COMMON 595017104 9,810 300,000 SH SHARED 01 -- 300,000 -- NATIONAL AUSTRALIA BANK $1.96875 EX CAPS CONVERTIBLE PFD 632525309 15,708 305,000 SH SHARED 01 -- -- -- NATIONAL CITY CORPORATION COMMON 635405103 256,834 7,025,000 SH SHARED 01 -- 7,025,000 -- NATIONAL RETAIL PPTYS INC COMMON 637417106 6,082 265,000 SH SHARED 01 -- 265,000 -- NEW PLAN EXCEL RLTY TRUST INC COMMON 648053106 11,956 435,095 SH SHARED 01 -- 435,095 -- NEW YORK COMMUNITY BANCORP 6% CV TR PFD CONVERTIBLE PFD 64944P307 4,427 95,000 SH SHARED 01 -- -- -- NORAM ENERGY CORP CV DEB CONVERTIBLE DEB 655419AC3 13,245 13,311,550 PRN SHARED 01 -- -- -- OMNICARE INC CONVERTIBLE DEB 681904AL2 6,203 7,150,000 PRN SHARED 01 -- -- -- PARTNERRE LTD COMMON G6852T105 2,471 34,784 SH SHARED 01 -- 34,784 -- PEPSICO INC COMMON 713448108 31,275 500,000 SH SHARED 01 -- 500,000 -- PFIZER INC COMMON 717081103 24,087 930,000 SH SHARED 01 -- 930,000 -- PIEDMONT NATURAL GAS COMMON 720186105 79,876 2,986,000 SH SHARED 01 -- 2,986,000 -- PNC FINANCIAL SERVICES GROUP COMMON 693475105 134,012 1,810,000 SH SHARED 01 -- 1,810,000 -- PROCTER & GAMBLE CORPORATION COMMON 742718109 358,627 5,580,000 SH SHARED 01 -- 5,580,000 -- REINSURANCE GROUP OF AMERICA 3

5.75% PIERS CONVERTIBLE PFD 759351307 7,631 109,400 SH SHARED 01 -- -- -- SCHERING-PLOUGH CORP CONVERTIBLE PFD 806605606 9,330 164,000 SH SHARED 01 -- -- -- SEACOR SMITH INC NOTES CONVERTIBLE DEB 811904AH4 4,358 3,000,000 PRN SHARED 01 -- -- -- SIMON PROPERTY GROUP INC COMMON 828806109 20,258 200,000 SH SHARED 01 -- 200,000 -- SKY FINANCIAL GROUP INC COMMON 83080P103 26,401 925,050 SH SHARED 01 -- 925,050 -- SYSCO CORP COMMON 871829107 257 7,000 SH SHARED 01 -- 7,000 -- TANGER FCTRY OUTLET COMMON 875465106 15,882 406,400 SH SHARED 01 -- 406,400 -- TRAVELERS PROPERTY CASUALTY C CONVERTIBLE DEB 89420G307 10,848 415,000 PRN SHARED 01 -- -- -- U S BANCORP COMMON 902973304 123,398 3,409,720 SH SHARED 01 -- 3,409,720 -- VORNADO REALTY TRUST CONVERTIBLE DEB 929043AE7 4,544 4,550,000 PRN SHARED 01 -- -- -- WACHOVIA CORP COMMON 929903102 28,777 505,300 SH SHARED 01 -- 505,300 -- WELLS FARGO & CO COMMON 949746101 116,103 3,265,000 SH SHARED 01 -- 3,265,000 -- WYETH COMMON 983024100 167,272 3,285,000 SH SHARED 01 -- 3,285,000 -- --------- 4,476,190 ========= 4

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