United States Securities and Exchange Commission Washington, DC 20549 Form 13 F Report for the Calendar Year or Quarter Ended: December 31, 2010 Report type: 13F Holdings Report Institutional Investment Manager Filing this Report: Name: Lockheed Martin Investment Management Company 6901 Rockledge Drive, 4th Floor Bethesda, MD 20817 13F File Number #28-2847 Person signing this report on behalf of Reporting Manager: Name: Jeffrey A. Sharpe Title: President Phone: 301-571-7130 Signature, Place, and Date of Signing: Jeffrey A. Sharpe, Bethesda, MD January 25, 2011 I am signing this report as required by the Securities Exchange Act of 1934. FORM 13F December 31, 2010 FORM 13F INFORMATION TABLE VALUE SHARES/ SH/ PUT/ INVSTMT OTHER VOTING AUTHORITY NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DSCRETN MANAGERS SOLE SHARED NONE ------------------------------ ---------------- --------- -------- -------- --- ---- ------- ------------ -------- -------- -------- ALEXION PHARMACEUTICALS, INC. COM 015351109 1208 15000 SH SOLE 15000 ALLERGAN INC. COM 018490102 5446 79300 SH SOLE 79300 AMAZON.COM INC. COM 023135106 1044 5800 SH SOLE 5800 AMERICAN TOWERS COM 029912201 1188 23000 SH SOLE 23000 APPLE INC COM 037833100 4645 14400 SH SOLE 14400 AT&T INC COM 00206R102 13221 450000 SH SOLE 450000 AUXILIUM PHARAMCY COM 05334D107 422 20000 SH SOLE 20000 CISCO SYSTEMS INC COM 17275R102 6968 344440 SH SOLE 344440 COVIDIEN COM G2554F105 1141 25000 SH SOLE 25000 EXXON COM 30231G102 8116 111000 SH SOLE 111000 GENERAL ELECTRIC CO. COM 369604103 5487 300000 SH SOLE 300000 GOOGLE INC - CL A COM 38259P508 5343 8996 SH SOLE 8996 INTEL CORP COM 458140100 11650 553960 SH SOLE 553960 MICROSOFT CORP COM 594918104 4828 173000 SH SOLE 173000 ORACLE CORP COM 68389X105 7512 240000 SH SOLE 240000 PETROLEO BRASILEIRO S.A.-ADR COM 71654V408 15136 400000 SH SOLE 400000 VERIZON COMMUNICATION INC. COM 92343V104 9723 271738 SH SOLE 271738 YUM BRANDS INC COM 988498101 5739 117000 SH SOLE 117000 CONSUMER STAPLES SPDR ETF 81369Y308 84193 2872500 SH SOLE 2872500 IPATH DJ-UBS COMMODITY INDEX T ETF 06738C778 24560 500000 SH SOLE 500000 IPATH MSCI INDIA INDEX ETF 06739F291 7766 100000 SH SOLE 100000 ISHARE MSCI EMERGING MARKET IN ETF 464287234 57170 1200000 SH SOLE 1200000 ISHARES S&P NORTH AMER NATURAL ETF 464287374 8338 200000 SH SOLE 200000 NASDAQ 100 MFC POWERSHARES ETF 73935A104 53779 987500 SH SOLE 987500 OIL SERVICES HOLDRs ETF 678002106 11242 80000 SH SOLE 80000 RUSSELL 2000 INDEX FUND ETF 464287655 782 10000 SH SOLE 10000 SELECT SECTOR SPDR-CONSUMER DI ETF 81369Y407 91654 2450000 SH SOLE 2450000 SELECT SECTOR SPDR-ENERGY ETF 81369Y506 103740 1520000 SH SOLE 1520000 SELECT SECTOR SPDR-FINANCIAL ETF 81369Y605 235196 14745800 SH SOLE 14745800 SELECT SECTOR SPDR-HEALTH CARE ETF 81369Y209 94153 2989000 SH SOLE 2989000 SELECT SECTOR SPDR-INDUSTRIAL ETF 81369Y704 96939 2780000 SH SOLE 2780000 SELECT SECTOR SPDR-MATERIALS ETF 81369Y100 35837 933000 SH SOLE 933000 SELECT SECTOR SPDR-TECHNOLOGY ETF 81369Y803 65897 2616000 SH SOLE 2616000 SELECT SECTOR SPDR-UTILITIES ETF 81369Y886 29460 940000 SH SOLE 940000 SEMICONDUCTOR HOLDRs ETF 816636203 1204 37000 SH SOLE 37000