UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                            Washington, D.C.  20549

                                    Form 13F

                              Form 13F COVER PAGE

Report for the Calendar Year or Quarter 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:    Century Capital Management, LLC
Address: 100 Federal Street, 29th Floor

         Boston, MA  02110

13F File Number:  28-10890

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:      Julie Smith
Title:     Chief Financial Officer
Phone:     617-482-3060

Signature, Place, and Date of Signing:

     /S/  Julie Smith     Boston, MA     May 10, 2013


Report Type (Check only one.):

[ X]         13F HOLDINGS REPORT.

[  ]         13F NOTICE.

[  ]         13F COMBINATION REPORT.





                              FORM 13F SUMMARY PAGE


Report Summary:

Number of Other Included Managers:         0

Form13F Information Table Entry Total:     152

Form13F Information Table Value Total:     $2,941,269 (thousands)


List of Other Included Managers:

Provide a numbered list of the name(s) and Form 13F file number(s) of all
institutional managers with respect to which this report is filed, other
than the manager filing this report.

NONE





                                                        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
------------------------------ ---------------- --------- -------- -------- --- ---- ------- ------------ -------- -------- --------
                                                                                           
3M Co.                         COM              88579Y101     2036    19156 SH       SOLE                    19156
ANSYS, Inc.                    COM              03662Q105    25309   310848 SH       SOLE                   249378             61470
AO Smith Corp                  COM              831865209    20241   275125 SH       SOLE                   220704             54421
Acadia Healthcare Co., Inc.    COM              00404A109     8451   287539 SH       SOLE                   287539
Actavis Inc.                   COM              00507k103     3707    40244 SH       SOLE                    40244
Adobe Systems, Inc.            COM              00724F101     3832    88074 SH       SOLE                    88074
Aegion Corp                    COM              00770F104     9865   426124 SH       SOLE                   150609            275515
Air Methods Corp.              COM              009128307    22862   473919 SH       SOLE                   166288            307631
Akamai Technologies, Inc.      COM              00971T101    26989   764779 SH       SOLE                   338512            426267
Alexion Pharmaceuticals, Inc.  COM              015351109    17606   191082 SH       SOLE                    48379            142703
Alliance Data Systems Corp     COM              018581108    30956   191219 SH       SOLE                   153329             37890
Anixter International, Inc.    COM              035290105    33422   478009 SH       SOLE                   329870            148139
Apple, Inc.                    COM              037833100     6616    14947 SH       SOLE                    14947
Aruba Networks, Inc.           COM              043176106    50509  2041577 SH       SOLE                  1217868            823709
Associated Banc-Corp           COM              045487105    30165  1985846 SH       SOLE                  1592184            393662
Axiall Corp.                   COM              05463D100    26828   431601 SH       SOLE                   346199             85402
BE Aerospace, Inc.             COM              073302101    38133   632497 SH       SOLE                   531676            100821
Beacon Roofing Supply          COM              073685109    32804   848519 SH       SOLE                   309317            539202
Berkshire Hathaway, Inc. - Cla COM              084670108      625        4 SH       SOLE                        4
Broadsoft Inc                  COM              11133B409    33024  1247611 SH       SOLE                   871626            375985
Brookdale Senior Living, Inc.  COM              112463104    35602  1276962 SH       SOLE                   430866            846096
Brown & Brown, Inc.            COM              115236101    31132   971647 SH       SOLE                   779056            192591
Bruker Corp.                   COM              116794108    27601  1445091 SH       SOLE                   513862            931229
Buffalo Wild Wings, Inc.       COM              119848109    46010   525652 SH       SOLE                   341977            183675
CAI International, Inc.        COM              12477X106    36268  1258444 SH       SOLE                   715925            542519
CBS Corp. - Class B            COM              124857202     4743   101576 SH       SOLE                   101576
CVS Caremark Corp.             COM              126650100     4743    86246 SH       SOLE                    86246
Cardtronics, Inc.              COM              14161H108    26637   970031 SH       SOLE                   777872            192159
Carrizo Oil & Gas, Inc.        COM              144577103    26664  1034688 SH       SOLE                   457246            577442
Catamaran Corp.                COM              148887102    18281   344722 SH       SOLE                    25425            319297
Chicago Bridge & Iron          COM              167250109    27280   439288 SH       SOLE                   352382             86906
Cisco Systems, Inc.            COM              17275R102     6202   296607 SH       SOLE                   296607
Cogent Communications Group, I COM              19239V302    37829  1432929 SH       SOLE                   519448            913481
Cohen & Steers, Inc.           COM              19247A100    10918   302680 SH       SOLE                   302680
CommVault Systems, Inc.        COM              204166102    14329   174790 SH       SOLE                    44157            130633
Core Laboratories N.V.         COM              N22717107     8786    63700 SH       SOLE                     5895             57805
Core-Mark Holding Co Inc       COM              218681104     4587    89393 SH       SOLE                    89393
Corporate Executive Board      COM              21988R102    33327   573015 SH       SOLE                   313458            259557
Ctrip.com International, Ltd.  COM              22943F100    12753   596470 SH       SOLE                   478295            118175
Cyberonics, Inc.               COM              23251P102    35340   754959 SH       SOLE                   534294            220665
D R Horton                     COM              23331A109    14698   604867 SH       SOLE                   485120            119747
DFC Global Corp                COM              23324T107    22445  1348875 SH       SOLE                   539537            809338
DIRECTV                        COM              25490A101     6209   109677 SH       SOLE                   109677
DSW, Inc.                      COM              23334L102    51427   806072 SH       SOLE                   465385            340687
DXP Enterprises, Inc.          COM              233377407     2281    30530 SH       SOLE                    30530
DealerTrack Technology         COM              242309102    23589   802895 SH       SOLE                   287006            515889
Dollar General Corp.           COM              256677105     3731    73764 SH       SOLE                    73764
Dril-Quip, Inc.                COM              262037104    27390   314213 SH       SOLE                   251938             62275
EMC Corp.                      COM              268648102     4930   206350 SH       SOLE                   206350
Express Scripts Holding Co.    COM              30219G108     6167   106972 SH       SOLE                   106972
F5 Networks, Inc.              COM              315616102    26692   299639 SH       SOLE                   166967            132672
Fastenal Co.                   COM              311900104     2563    49916 SH       SOLE                    49916
Fluor Corp.                    COM              343412102     6166    92954 SH       SOLE                    92954
Fortinet Inc                   COM              34959E109    14752   622963 SH       SOLE                   499549            123414
Francescas Holdings Corp       COM              351793104    17007   593393 SH       SOLE                   475978            117415
Gildan Activewear, Inc.        COM              375916103     4757   119204 SH       SOLE                   119204
Globe Specialty Metals Inc     COM              37954N206    21240  1525854 SH       SOLE                   541517            984337
Google, Inc. - Class A         COM              38259P508     7861     9900 SH       SOLE                     9900
Graco Inc.                     COM              384109104    25679   442511 SH       SOLE                   156421            286090
HFF Inc. - Class A             COM              40418F108    32046  1607920 SH       SOLE                   576492           1031428
Hain Celestial Group, Inc.     COM              405217100     8947   146472 SH       SOLE                    71750             74722
Halliburton Co                 COM              406216101     4693   116124 SH       SOLE                   116124
Hanesbrands, Inc.              COM              410345102    42236   927034 SH       SOLE                   628441            298593
Hanger, Inc                    COM              41043F208    19548   619973 SH       SOLE                   497162            122811
Hanover Insurance Group        COM              410867105     7949   160000 SH       SOLE                   128187             31813
Helix Energy                   COM              42330P107    28911  1263588 SH       SOLE                   750879            512709
Heritage-Crystal Clean, Inc.   COM              42726M106     2015   133443 SH       SOLE                   133443
Herman Miller                  COM              600544100    16403   592822 SH       SOLE                   211253            381569
Hittite Microwave Corp.        COM              43365Y104    19524   322383 SH       SOLE                   116620            205763
Hub Group, Inc. - Class A      COM              443320106    18818   489300 SH       SOLE                   392395             96905
Humana Inc                     COM              444859102     1849    26753 SH       SOLE                    26753
IPC The Hospitalist Co., Inc.  COM              44984A105    18903   424987 SH       SOLE                   165750            259237
IPG Photonics Corp.            COM              44980X109    29231   440157 SH       SOLE                   353099             87058
ITT Corp                       COM              450911201    28297   995331 SH       SOLE                   798453            196878
Imperva Inc                    COM              45321L100     2489    64646 SH       SOLE                    64646
J2 Global Inc.                 COM              48123V102    62553  1595344 SH       SOLE                   606576            988768
JPMorgan & Chase Co.           COM              46625H100     5789   121974 SH       SOLE                   121974
Jarden Corp.                   COM              471109108    31449   733923 SH       SOLE                   588494            145429
Jazz Pharmaceuticals, Inc.     COM              G50871105    51975   929625 SH       SOLE                   535927            393698
Kansas City Southern           COM              485170302    28649   258329 SH       SOLE                   207235             51094
Lear Corp                      COM              521865204     4594    83734 SH       SOLE                    83734
Lindsay                        COM              535555106    21589   244824 SH       SOLE                   109199            135625
Liquidity Services, Inc.       COM              53635B107     7341   246252 SH       SOLE                    87045            159207
Littelfuse Inc                 COM              537008104    16329   240665 SH       SOLE                   192988             47677
LivePerson, Inc.               COM              538146101     2309   170028 SH       SOLE                   170028
LyondellBasell Indu - Cl A     COM              N53745100     7864   124261 SH       SOLE                   124261
MSC Indsutrial Direct Co. - Cl COM              553530106    60372   703803 SH       SOLE                   304742            399061
Marriott International         COM              571903202     4799   113637 SH       SOLE                   113637
McCormick & Co.                COM              579780206    17928   243757 SH       SOLE                    41147            202610
MedAssets Inc                  COM              584045108    48594  2524366 SH       SOLE                  1335674           1188692
Mercadolibre, Inc.             COM              58733R102    17007   176131 SH       SOLE                    13059            163072
Meridian Bioscience, Inc.      COM              589584101    14688   643662 SH       SOLE                   245321            398341
Micros Systems, Inc.           COM              594901100    11007   241852 SH       SOLE                    17912            223940
NPS Pharmaceuticals, Inc.      COM              62936P103    13750  1349320 SH       SOLE                   860916            488404
NXP Semiconductors             COM              N6596X109    24896   822749 SH       SOLE                   659865            162884
National Instruments Corp.     COM              636518102    14677   448149 SH       SOLE                    33096            415053
Navistar International Corp.   COM              63934E108    13355   386305 SH       SOLE                   309868             76437
NetScout Systems, Inc.         COM              64115T104    25354  1031920 SH       SOLE                   884611            147309
Nordson Corp.                  COM              655663102    31775   481798 SH       SOLE                   250182            231616
Och-Ziff Capital Management Gr COM              67551U105    24830  2655619 SH       SOLE                   196701           2458918
Oil States International Inc   COM              678026105     1954    23961 SH       SOLE                    23961
Old Dominion Freight Line      COM              679580100    15915   416623 SH       SOLE                   167159            249464
Olin Corp.                     COM              680665205     1836    72787 SH       SOLE                    25855             46932
Onyx Pharmaceuticals           COM              683399109    40084   451091 SH       SOLE                   276710            174381
Oracle Corp.                   COM              68389X105     6597   204000 SH       SOLE                   204000
Panera Bread Co. - Class A     COM              69840W108     3646    22065 SH       SOLE                    22065
PepsiCo, Inc.                  COM              713448108     5826    73639 SH       SOLE                    73639
Perkin Elmer Inc               COM              714046109    26509   788006 SH       SOLE                   631828            156178
Petsmart, Inc.                 COM              716768106    11075   178346 SH       SOLE                    13587            164759
Philip Morris International    COM              718172109     3772    40681 SH       SOLE                    40681
Phillips 66                    COM              718546104     1869    26712 SH       SOLE                    26712
Pioneer Energy Services Corp.  COM              723664108    22795  2763033 SH       SOLE                  1127315           1635718
Polypore International, Inc.   COM              73179V103     6848   170439 SH       SOLE                    60277            110162
Prestige Brands                COM              74112D101     7990   311017 SH       SOLE                   311017
Prudential Financials, Inc.    COM              744320102     2813    47681 SH       SOLE                    47681
QUALCOMM, Inc.                 COM              747525103     7602   113550 SH       SOLE                   113550
Radware LTD                    COM              M81873107    25407   673379 SH       SOLE                   258224            415155
ResMed, Inc.                   COM              761152107    28129   606752 SH       SOLE                   419132            187620
Roper Industries, Inc.         COM              776696106    13994   109917 SH       SOLE                    88143             21774
Ryland Group, Inc.             COM              783764103    16712   401530 SH       SOLE                   142650            258880
SEI Investments                COM              784117103     4271   148046 SH       SOLE                   148046
Salix Pharmaceuticals Ltd.     COM              795435106    29368   573817 SH       SOLE                   460112            113705
Sally Beauty Holdings, Inc.    COM              79546E104    17547   597245 SH       SOLE                   151780            445465
Sapient Corp.                  COM              803062108    26136  2144092 SH       SOLE                   719509           1424583
Select Comfort Corporation     COM              81616X103    15093   763440 SH       SOLE                   267982            495458
Semtech Corp.                  COM              816850101    24940   704710 SH       SOLE                   560619            144091
Signature Bank                 COM              82669G104    48113   610884 SH       SOLE                   204469            406415
Silicon Laboratories, Inc.     COM              826919102    24599   594748 SH       SOLE                   210857            383891
Solarwinds, Inc.               COM              83416B109    35587   602141 SH       SOLE                   333552            268589
Stage Stores Inc               COM              85254C305     6767   261478 SH       SOLE                   261478
Stamps.com                     COM              852857200     4504   180361 SH       SOLE                   180361
Steelcase, Inc.                COM              858155203    13270   900898 SH       SOLE                   722640            178258
Stericycle, Inc.               COM              858912108     6072    57183 SH       SOLE                    57183
Stifel Financial Corp          COM              860630102    21216   611939 SH       SOLE                   233232            378707
Sturm Ruger & Co Inc           COM              864159108    11637   229392 SH       SOLE                    96058            133334
Sun Hydraulics Corp.           COM              866942105     4377   134633 SH       SOLE                   134633
TAL International Group        COM              874083108    16802   370814 SH       SOLE                    27465            343349
TW Telecom, Inc. - Class A     COM              87311L104    23937   950251 SH       SOLE                   761940            188311
The Cooper Cos, Inc.           COM              216648402    55664   515983 SH       SOLE                   220642            295341
Thoratec Corp                  COM              885175307     9771   260571 SH       SOLE                    95827            164744
TripAdvisor Inc                COM              896945201    28642   545361 SH       SOLE                   437392            107969
Triumph Group                  COM              896818101    14672   186910 SH       SOLE                    68672            118238
United Rentals Inc             COM              911363109    27864   506895 SH       SOLE                   406627            100268
Universal Health Services      COM              913903100    28912   452674 SH       SOLE                   363131             89543
Urban Outfitters, Inc.         COM              917047102    12727   328524 SH       SOLE                   263561             64963
Vera Bradley, Inc.             COM              92335C106    23077   976593 SH       SOLE                   783124            193469
Waddell & Reed Financial, Inc. COM              930059100    28258   645462 SH       SOLE                   517783            127679
West Marine, Inc.              COM              954235107     5614   491167 SH       SOLE                   491167
Whirlpool Corp.                COM              963320106    30417   256769 SH       SOLE                   205884             50885
Whiting Petroleum Corp.        COM              966387102    52792  1038400 SH       SOLE                   483204            555196
Wuxi Pharmatech, Inc. - ADR    COM              929352102    24969  1453371 SH       SOLE                   521401            931970
priceline.com, Inc.            COM              741503403     4353     6327 SH       SOLE                     6327