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