UNITED STATES SECURITIES & EXCHANGE COMMISSION Washington, D.C. 20549 Form 13F Form 13F COVER PAGE Report for the Calendar Year or Quarter Ended: December 31, 2012 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 Adams Express Company Address: 7 St. Paul Street, Suite 1140 Baltimore, MD 21202 Form 13F File Number:28-597 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: Christine M. Sloan Title Assistant Treasurer Phone (410) 752-5900 Signature, Place, and Date of Signing: /s/ Christine M. Sloan Baltimore, MD 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: 0 Form 13F Information Table Entry Total: 115 Form 13F Information Table Value Total: $1,153,761 (in thousands) List of Other Included Managers: Provide a numbered list of the name(s) and Form 13F file number(s) of all institutional investment managers with respect to which this report is filed, other than the manager filing this report. NONE COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8 NAME OF ISSUER TITLE CUSIP VALUE SHRS OR SH/ PUT/ INVSTMT OTHER VOTING AUTHORITY OF CLASS (x $1000) PRN AMT PRN CALL DISCRETN MANAGER SOLE SHARED NONE ACE LTD. SHS H0023R105 13,167 165,000 SH SOLE 165,000 AFFILIATED MANAGERS GROUP, INC. COM 008252108 5,206 40,000 SH SOLE 40,000 AMERICAN CAMPUS COMMUNITIES INC. COM 024835100 4,152 90,000 SH SOLE 90,000 ANADARKO PETROLEUM CORP. COM 032511107 3,715 50,000 SH SOLE 50,000 APPLE INC. COM 037833100 49,572 93,000 SH SOLE 93,000 AT&T CORP. COM 00206R102 18,541 550,000 SH SOLE 550,000 AUTOMATIC DATA PROCESSING, INC. COM 053015103 11,402 200,000 SH SOLE 200,000 AVON PRODUCTS, INC. COM 054303102 5,164 359,600 SH SOLE 359,600 AXIS CAPITAL HOLDINGS, LTD. SHS G0692U109 7,621 220,000 SH SOLE 220,000 BANK OF AMERICA CORP. COM 060505104 10,788 930,000 SH SOLE 930,000 BANK OF NEW YORK MELLON CORP. COM 064058100 10,377 403,775 SH SOLE 403,775 BED BATH & BEYOND INC. COM 075896100 7,268 130,000 SH SOLE 130,000 BOEING CO. COM 097023105 11,304 150,000 SH SOLE 150,000 BORGWARNER INC. COM 099724106 7,878 110,000 SH SOLE 110,000 BRISTOL-MYERS SQUIBB CO. COM 110122108 5,184 159,061 SH SOLE 159,061 BROADCOM CORP. CL A 111320107 3,321 100,000 SH SOLE 100,000 BUNGE LTD. COM G16962105 7,269 100,000 SH SOLE 100,000 CALPINE CORP. COM 131347106 5,439 300,000 SH SOLE 300,000 CAPITAL ONE FINANCIAL CORP. COM 14040H105 13,034 225,000 SH SOLE 225,000 CATAMARAN CORP. COM 148887102 8,480 180,000 SH SOLE 180,000 CATERPILLAR INC. COM 149123101 10,750 120,000 SH SOLE 120,000 CELGENE CORP. COM 151020104 9,446 120,000 SH SOLE 120,000 CENTURYLINK INC. COM 156700106 14,083 360,000 SH SOLE 360,000 CF INDUSTRIES HOLDINGS, INC. COM 125269100 7,828 38,531 SH SOLE 38,531 CHEVRON CORP. COM 166764100 16,870 156,000 SH SOLE 156,000 CISCO SYSTEMS, INC. COM 17275R102 13,755 700,000 SH SOLE 700,000 CLIFFS NATURAL RESOURCES INC. COM 18683K101 2,506 65,000 SH SOLE 65,000 COACH INC. COM 189754104 5,551 100,000 SH SOLE 100,000 COCA-COLA CO. COM 191216100 10,875 300,000 SH SOLE 300,000 COGNIZANT TECHNOLOGY SOLUTIONS CL A 192446102 11,848 160,000 SH SOLE 160,000 COLUMBIA SPORTSWEAR CO. COM 198516106 10,672 200,000 SH SOLE 200,000 CONSOL ENERGY INC. COM 20854P109 2,366 73,700 SH SOLE 73,700 COVIDIEN PLC SHS G2554F113 6,929 120,000 SH SOLE 120,000 CVS/CAREMARK CORP. COM 126650100 14,263 295,000 SH SOLE 295,000 DIAGEO PLC ADR SPON ADR NEW 25243Q205 5,829 50,000 SH SOLE 50,000 DIGITAL REALTY TRUST INC. COM 253868103 4,752 70,000 SH SOLE 70,000 DOW CHEMICAL CO. COM 260543103 11,635 360,000 SH SOLE 360,000 EATON CORP. SHS G29183103 11,111 205,000 SH SOLE 205,000 EBAY INC. COM 278642103 7,653 150,000 SH SOLE 150,000 EMERSON ELECTRIC CO. COM 291011104 5,826 110,000 SH SOLE 110,000 EXPRESS SCRIPTS HOLDING CO. COM 30219G108 11,610 215,000 SH SOLE 215,000 EXXON MOBIL CORP. COM 30231G102 9,088 105,000 SH SOLE 105,000 F5 NETWORKS INC. COM 315616102 2,914 30,000 SH SOLE 30,000 FEDEX CORP. COM 31428X106 6,879 75,000 SH SOLE 75,000 FIFTH THIRD BANCORP COM 316773100 9,570 630,000 SH SOLE 630,000 FREEPORT-MCMORAN COPPER & GOLD COM 35671D857 5,667 165,700 SH SOLE 165,700 GENERAL ELECTRIC CO. COM 369604103 15,323 730,000 SH SOLE 730,000 GENERAL MILLS INC. COM 370334104 9,294 230,000 SH SOLE 230,000 GILEAD SCIENCES INC. COM 375558103 12,486 170,000 SH SOLE 170,000 GOOGLE INC. COM 38259P508 18,444 26,000 SH SOLE 26,000 HALLIBURTON CO. COM 406216101 5,203 150,000 SH SOLE 150,000 HANCOCK HOLDING CO. COM 410120109 5,078 160,000 SH SOLE 160,000 HCP, INC. COM 40414L109 5,647 125,000 SH SOLE 125,000 HEWLETT-PACKARD CO. COM 428236103 3,562 250,000 SH SOLE 250,000 HOLOGIC, INC. COM 436440101 8,413 420,000 SH SOLE 420,000 HONEYWELL INT'L INC. COM 438516106 16,185 255,000 SH SOLE 255,000 IDACORP, INC. COM 451107106 5,419 125,000 SH SOLE 125,000 INTEL CORP. COM 458140100 11,759 570,000 SH SOLE 570,000 INTERNATIONAL BUSINESS MACHINES COM 459200101 20,113 105,000 SH SOLE 105,000 INTUITIVE SURGICAL, INC. COM NEW 46120E602 3,678 7,500 SH SOLE 7,500 JOHNSON & JOHNSON COM 478160104 11,917 170,000 SH SOLE 170,000 JPMORGAN CHASE & CO. COM 46625H100 26,382 600,000 SH SOLE 600,000 KANSAS CITY SOUTHERN COM NEW 485170302 6,261 75,000 SH SOLE 75,000 KINDER MORGAN INC. COM 49456B101 6,006 170,000 SH SOLE 170,000 LOWE'S COMPANIES, INC. COM 548661107 21,312 600,000 SH SOLE 600,000 LYONDELLBASELL INDUSTRIS N.V. SHS-A N53745100 2,284 40,000 SH SOLE 40,000 MARRIOTT INTERNATIONAL INC. COM 571903202 11,181 300,000 SH SOLE 300,000 MASCO CORP. COM 574599106 12,078 725,000 SH SOLE 725,000 MASTERCARD, INC. COM 57636Q104 7,369 15,000 SH SOLE 15,000 MCDONALD'S CORP. COM 580135101 15,878 180,000 SH SOLE 180,000 MCKESSON CORP. COM 58155Q103 11,247 116,000 SH SOLE 116,000 MEDNAX, INC. COM 58502B106 5,566 70,000 SH SOLE 70,000 MEDTRONIC, INC. COM 585055106 5,333 130,000 SH SOLE 130,000 METLIFE INC. COM 59156R108 14,329 435,000 SH SOLE 435,000 MICROSOFT CORP. COM 594918104 18,711 700,000 SH SOLE 700,000 NATIONAL OILWELL VARCO, INC. COM 637071101 6,835 100,000 SH SOLE 100,000 NETAPP, INC. COM 64110D104 1,174 35,000 SH SOLE 35,000 NEWELL RUBBERMAID INC. COM 651229106 8,908 400,000 SH SOLE 400,000 NISOURCE INC. COM 65473P105 5,227 210,000 SH SOLE 210,000 NOBLE CORP. SHS H5833N103 4,178 120,000 SH SOLE 120,000 NORFOLK SOUTHERN CORP. COM 655844108 2,164 35,000 SH SOLE 35,000 NORTHEAST UTILITIES COM 664397106 3,752 96,000 SH SOLE 96,000 ORACLE CORP. COM 68389X105 16,660 500,000 SH SOLE 500,000 PEABODY ENERGY CORP. COM 704549104 1,026 38,560 SH SOLE 38,560 PEPSICO, INC. COM 713448108 17,108 250,000 SH SOLE 250,000 PETROLEUM & RESOURCES CORP. COM 716549100 52,307 2,186,774 SH SOLE 2,186,774 PFIZER INC. COM 717081103 17,305 690,000 SH SOLE 690,000 PHILIP MORRIS INTERNATIONAL INC. COM 718172109 13,382 160,000 SH SOLE 160,000 PNC FINANCIAL SERVICES GROUP COM 693475105 14,577 250,000 SH SOLE 250,000 POTASH CORP OF SASKATCHEWAN INC. COM 73755L107 5,294 130,100 SH SOLE 130,100 PRAXAIR, INC. COM 74005P104 7,388 67,500 SH SOLE 67,500 PROCTER & GAMBLE CO. COM 742718109 11,881 175,000 SH SOLE 175,000 QUALCOMM INC. COM 747525103 24,808 400,000 SH SOLE 400,000 RYLAND GROUP INC. COM 783764103 12,173 333,500 SH SOLE 333,500 SAFEWAY INC. COM NEW 786514208 6,151 340,000 SH SOLE 340,000 SCHLUMBERGER LTD COM 806857108 8,315 120,000 SH SOLE 120,000 SEADRILL LTD. COM G7945E105 1,472 40,000 SH SOLE 40,000 SENOMYX, INC. COM 81724Q107 2,158 1,284,400 SH SOLE 1,284,400 SOUTH JERSEY INDUSTRIES, INC. COM 838518108 5,033 100,000 SH SOLE 100,000 SPECTRA ENERGY CORP. COM 847560109 2,946 107,580 SH SOLE 107,580 SPIRIT AEROSYSTEMS HOLDINGS, INC.COM CL A 848574109 8,485 500,000 SH SOLE 500,000 T. ROWE PRICE GROUP INC. COM 74144T108 8,793 135,000 SH SOLE 135,000 TARGET CORP. COM 87612E106 7,100 120,000 SH SOLE 120,000 TECK RESOURCES LTD. CL B 878742204 2,763 76,000 SH SOLE 76,000 TEREX CORP. COM 880779103 8,011 285,000 SH SOLE 285,000 TEVA PHARMACEUTICAL INDUSTRIES COM 881624209 8,215 220,000 SH SOLE 220,000 UNILEVER PLC ADR SPON ADR NEW 904767704 12,584 325,000 SH SOLE 325,000 UNITED TECHNOLOGIES CORP. COM 913017109 10,456 127,500 SH SOLE 127,500 UNITEDHEALTH GROUP INC. COM 91324P102 15,594 287,500 SH SOLE 287,500 VERIZON COMMUNICATIONS INC. COM 92343V104 12,981 300,000 SH SOLE 300,000 WALT DISNEY CO. COM 254687106 17,924 360,000 SH SOLE 360,000 WELLCARE HEALTH PLANS, INC. COM 94946T106 682 14,000 SH SOLE 14,000 WELLS FARGO & CO. COM 949746101 19,141 560,000 SH SOLE 560,000 WISCONSIN ENERGY CORP. COM 976657106 5,528 150,000 SH SOLE 150,000 ZIMMER HOLDINGS, INC. COM 98956P102 7,666 115,000 SH SOLE 115,000 1,153,761