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

                                    FORM 13F

                               FORM 13F COVER PAGE

Report for the Calendar Year or Quarter Ended: 06/30/2011

Check here if Amendment [_] Amendment Number:

This Amendment          [_] is a restatement

Institutional Investment Manager Filing this Report:

Name:    HORIZON Bancorp
Address: 515 Franklin Square
         Michigan City, IN 46360

13F File Number: 28-6479

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:  Mark E. Secor
Title: Chief Financial Officer
Phone: 219-873-2611

Signature, Place, and Date of Signing:

/s/ Mark E. Secor, Chief Financial Officer, Michigan City, IN

1        07/21/2011

Report Type (Check only one)

            [X] 13F HOLDINGS REPORT
            [_] 13F COMBINATION REPORT




                           FORM 13F INFORMATION TABLE



                                                          SHS                                 VOTING AUTHORITY
NAME OF ISSUER                                    VALUE   PRN    SH  PUT  INVSTMT  OTHER   --------------------
SECURITY NAME          TITLE OF CLASS    CUSIP   X $1000 AMOUNT  PRN CALL DISCRTN MANAGERS  SOLE  SHARED  NONE
---------------------- --------------- --------- ------- ------- --- ---- ------- -------- ------ ------ ------
                                                                        
AFLAC INC              COMMON STOCK    001055102     272    5836 SH       SOLE                982
                                                                          SOLE                             4854
                                                     165    3532 SH       DEFINED            2131
                                                                          DEFINED                          1401
                                                      20     423 SH       OTHER               343
                                                                          OTHER                              80
AT&T INC               COMMON STOCK    00206R102       7     216 SH       SOLE                              216
                                                     376   11959 SH       DEFINED                         11959
                                                      13     400 SH       OTHER                             400
                                                      34    1076 SH       DEF/OTH                          1076
AMERICAN EXPRESS       COMMON STOCK    025816109     240    4638 SH       DEFINED                          4638
AMETEK INC             COMMON STOCK    031100100     232    5167 SH       DEFINED                          5167
ADR BP AMOCO PLC       FOREIGN STOCK   055622104     354    7986 SH       DEFINED                          7986
                                                     237    5342 SH       OTHER                50
                                                                          OTHER                            5292
BERKSHIRE HATHAWAY INC COMMON STOCK    084670108     232       2 SH       DEFINED                             2
                                                     116       1 SH       DEF/OTH                             1
BERKSHIRE HATHAWAY INC COMMON STOCK    084670702       8     100 SH       SOLE                              100
                                                     389    5020 SH       DEFINED            1570
                                                                          DEFINED                          3450
                                                     120    1550 SH       DEF/OTH            1250
                                                                          DEF/OTH                           300
CSX CORP               COMMON STOCK    126408103     389   14835 SH       SOLE               1380
                                                                          SOLE                            13455

COLUMN TOTALS                                       3204





                           FORM 13F INFORMATION TABLE



                                                          SHS                                 VOTING AUTHORITY
NAME OF ISSUER                                    VALUE   PRN    SH  PUT  INVSTMT  OTHER   --------------------
SECURITY NAME          TITLE OF CLASS    CUSIP   X $1000 AMOUNT  PRN CALL DISCRTN MANAGERS  SOLE  SHARED  NONE
---------------------- --------------- --------- ------- ------- --- ---- ------- -------- ------ ------ ------
                                                                        
CSX CORP               COMMON STOCK    126408103     202    7700 SH       DEFINED            2855
                                                                          DEFINED                          4845
                                                      15     570 SH       OTHER               345
                                                                          OTHER                             225
CVS CAREMARK CORP      COMMON STOCK    126650100     161    4295 SH       SOLE                698
                                                                          SOLE                             3597
                                                      98    2611 SH       DEFINED            1566
                                                                          DEFINED                          1045
                                                      14     385 SH       OTHER               185
                                                                          OTHER                             200
CATERPILLAR INC        COMMON STOCK    149123101     153    1438 SH       SOLE                246
                                                                          SOLE                             1192
                                                      97     909 SH       DEFINED             535
                                                                          DEFINED                           374
                                                      18     171 SH       OTHER               121
                                                                          OTHER                              50
CHEVRON CORP           COMMON STOCK    166764100     317    3082 SH       SOLE                526
                                                                          SOLE                             2556
                                                     465    4518 SH       DEFINED            2197
                                                                          DEFINED                          2321
                                                      57     553 SH       OTHER               203
                                                                          OTHER                             350
CISCO SYSTEMS INC      COMMON STOCK    17275R102      90    5747 SH       SOLE                962
                                                                          SOLE                             4785
                                                      61    3895 SH       DEFINED            2398

COLUMN TOTALS                                       1748





                           FORM 13F INFORMATION TABLE



                                                          SHS                                 VOTING AUTHORITY
NAME OF ISSUER                                    VALUE   PRN    SH  PUT  INVSTMT  OTHER   --------------------
SECURITY NAME          TITLE OF CLASS    CUSIP   X $1000 AMOUNT  PRN CALL DISCRTN MANAGERS  SOLE  SHARED  NONE
---------------------- --------------- --------- ------- ------- --- ---- ------- -------- ------ ------ ------
                                                                        
CISCO SYSTEMS INC      COMMON STOCK    17275R102      61    3895 SH       DEFINED                          1497
                                                       6     400 SH       OTHER               300
                                                                          OTHER                             100
COCA COLA CO           COMMON STOCK    191216100     147    2183 SH       SOLE                355
                                                                          SOLE                             1828
                                                      88    1309 SH       DEFINED             779
                                                                          DEFINED                           530
                                                      63     930 SH       OTHER               180
                                                                          OTHER                             750
                                                      32     473 SH       DEF/OTH                           473
CONAGRA FOODS          COMMON STOCK    205887102     157    6067 SH       SOLE               1029
                                                                          SOLE                             5038
                                                      93    3606 SH       DEFINED            2160
                                                                          DEFINED                          1446
                                                       9     350 SH       OTHER               350
DIRECTV GROUP INC      COMMON STOCK    25490A101     202    3967 SH       SOLE                674
                                                                          SOLE                             3293
                                                     138    2711 SH       DEFINED            1717
                                                                          DEFINED                           994
                                                      12     233 SH       OTHER               233
DU PONT E I DE         COMMON STOCK    263534109     149    2764 SH       SOLE                461
 NEMOURS & CO                                                             SOLE                             2303
                                                     131    2421 SH       DEFINED            1411
                                                                          DEFINED                          1010
                                                      35     645 SH       OTHER               145

COLUMN TOTALS                                       1262





                           FORM 13F INFORMATION TABLE



                                                          SHS                                 VOTING AUTHORITY
NAME OF ISSUER                                    VALUE   PRN    SH  PUT  INVSTMT  OTHER   --------------------
SECURITY NAME          TITLE OF CLASS    CUSIP   X $1000 AMOUNT  PRN CALL DISCRTN MANAGERS  SOLE  SHARED  NONE
---------------------- --------------- --------- ------- ------- --- ---- ------- -------- ------ ------ ------
                                                                        
DU PONT E I DE         COMMON STOCK    263534109      35     645 SH       OTHER                             500
 NEMOURS & CO
EXPRESS 1              COMMON STOCK    30217Q108     674  216806 SH       DEFINED          216806
 EXPEDITED SOLUTI
EXXON MOBIL            COMMON STOCK    30231G102     496    6100 SH       DEFINED                          6100
 CORPORATION
                                                      73     903 SH       OTHER                             903
                                                      54     664 SH       DEF/OTH                           664
FLUOR CORP             COMMON STOCK    343412102     149    2306 SH       SOLE                383
                                                                          SOLE                             1923
                                                      90    1389 SH       DEFINED             832
                                                                          DEFINED                           557
                                                       8     122 SH       OTHER               122
GENERAL ELECTRIC CO    COMMON STOCK    369604103     111    5900 SH       SOLE                994
                                                                          SOLE                             4906
                                                     181    9571 SH       DEFINED            4967
                                                                          DEFINED                          4604
                                                      31    1639 SH       OTHER              1139
                                                                          OTHER                             500
                                                      17     900 SH       DEF/OTH                           900
HORIZON BANCORP IND    COMMON STOCK    440407104     102    3808 SH       SOLE                             3808
                                                   16527  614383 SH       DEFINED          437053
                                                                          DEFINED                        177330
                                                     258    9589 SH       OTHER                            9589
                                                    3076  114367 SH       DEF/OTH           16915
                                                                          DEF/OTH                         97452

COLUMN TOTALS                                      21847





                           FORM 13F INFORMATION TABLE



                                                          SHS                                 VOTING AUTHORITY
NAME OF ISSUER                                    VALUE   PRN    SH  PUT  INVSTMT  OTHER   --------------------
SECURITY NAME          TITLE OF CLASS    CUSIP   X $1000 AMOUNT  PRN CALL DISCRTN MANAGERS  SOLE  SHARED  NONE
---------------------- --------------- --------- ------- ------- --- ---- ------- -------- ------ ------ ------
                                                                        
HORIZON BANCORP        COMMON STOCK    440407104    3076  114367 SH
 INTERNATIONAL         COMMON STOCK    459200101     358    2088 SH       SOLE                342
BUSINESS MACHINES                                                         SOLE                             1746
                                                     389    2269 SH       DEFINED             788
                                                                          DEFINED                          1481
                                                      29     169 SH       OTHER               119
                                                                          OTHER                              50
ISHARES                ETF-EQUITY      464287549     792   12767 SH       SOLE               2159
                                                                          SOLE                            10608
                                                     530    8542 SH       DEFINED            5410
                                                                          DEFINED                          3132
                                                      53     856 SH       OTHER               731
                                                                          OTHER                             125
ISHARES SILVER TRUST   ETF-ALTERNATIVE 46428Q109     192    5687 SH       DEFINED            5000
                       ASSETS                                             DEFINED                           687
                                                      20     600 SH       DEF/OTH             600
JOHNSON & JOHNSON      COMMON STOCK    478160104     279    4191 SH       SOLE                710
                                                                          SOLE                             3481
                                                     235    3535 SH       DEFINED            1931
                                                                          DEFINED                          1604
                                                      21     320 SH       OTHER               220
                                                                          OTHER                             100
JOHNSON CONTROLS       COMMON STOCK    478366107     194    4661 SH       SOLE                770
 INCORPORATED                                                             SOLE                             3891
                                                     118    2824 SH       DEFINED            1679
                                                                          DEFINED                          1145
                                                       9     223 SH       OTHER               223

COLUMN TOTALS                                       3219





                           FORM 13F INFORMATION TABLE



                                                          SHS                                 VOTING AUTHORITY
NAME OF ISSUER                                    VALUE   PRN    SH  PUT  INVSTMT  OTHER   --------------------
SECURITY NAME          TITLE OF CLASS    CUSIP   X $1000 AMOUNT  PRN CALL DISCRTN MANAGERS  SOLE  SHARED  NONE
---------------------- --------------- --------- ------- ------- --- ---- ------- -------- ------ ------ ------
                                                                        
JOHNSON CONTROLS       COMMON STOCK    478366107       9     223 SH
L-3 COMMUNICATION      COMMON STOCK    502424104     183    2091 SH       SOLE                353
 HOLDINGS                                                                 SOLE                             1738
                                                     126    1444 SH       DEFINED             808
                                                                          DEFINED                           636
                                                      38     432 SH       OTHER               132
                                                                          OTHER                             300
LABORATORY CORP        COMMON STOCK    50540R409     308    3187 SH       SOLE                531
 OF AMERICA                                                               SOLE                             2656
                                                     189    1952 SH       DEFINED            1156
                                                                          DEFINED                           796
                                                      28     293 SH       OTHER               193
                                                                          OTHER                             100
MARATHON OIL           COMMON STOCK    565849106     319    6050 SH       SOLE               1021
 CORPORATION                                                              SOLE                             5029
                                                     203    3858 SH       DEFINED            2390
                                                                          DEFINED                          1468
                                                      23     437 SH       OTHER               337
                                                                          OTHER                             100
MICROSOFT CORP         COMMON STOCK    594918104     229    8810 SH       SOLE               1475
                                                                          SOLE                             7335
                                                     148    5678 SH       DEFINED            3192
                                                                          DEFINED                          2486
                                                      33    1267 SH       OTHER               347
                                                                          OTHER                             920
NATIONAL OIL WELL      COMMON STOCK    637071101     303    3880 SH       SOLE                670
 VARCO                                                                    SOLE                             3210
                                                     183    2346 SH       DEFINED            1408

COLUMN TOTALS                                       2313





                           FORM 13F INFORMATION TABLE



                                                          SHS                                 VOTING AUTHORITY
NAME OF ISSUER                                    VALUE   PRN    SH  PUT  INVSTMT  OTHER   --------------------
SECURITY NAME          TITLE OF CLASS    CUSIP   X $1000 AMOUNT  PRN CALL DISCRTN MANAGERS  SOLE  SHARED  NONE
---------------------- --------------- --------- ------- ------- --- ---- ------- -------- ------ ------ ------
                                                                        
NATIONAL OIL WELL      COMMON STOCK    637071101     183    2346 SH       DEFINED                           938
 VARCO
                                                      19     244 SH       OTHER               244
OMNICOM GROUP          COMMON STOCK    681919106     196    4069 SH       SOLE                674
                                                                          SOLE                             3395
                                                     141    2931 SH       DEFINED            1965
                                                                          DEFINED                           966
                                                       9     190 SH       OTHER               190
PAYCHEX INCORPORATED   COMMON STOCK    704326107     163    5295 SH       SOLE                894
                                                                          SOLE                             4401
                                                      98    3178 SH       DEFINED            1909
                                                                          DEFINED                          1269
                                                       8     263 SH       OTHER               263
PEPSICO INC            COMMON STOCK    713448108     133    1882 SH       SOLE                326
                                                                          SOLE                             1556
                                                     220    3130 SH       DEFINED            2578
                                                                          DEFINED                           552
                                                      25     357 SH       OTHER               177
                                                                          OTHER                             180
PFIZER INC             COMMON STOCK    717081103    1372   66613 SH       DEFINED                         66613
                                                    3025  146840 SH       OTHER             62578
                                                                          OTHER                           84262
PHILIP MORRIS          COMMON STOCK    718172109     122    1823 SH       SOLE                340
 INTERNATIONAL INC                                                        SOLE                             1483
                                                     358    5364 SH       DEFINED            2806
                                                                          DEFINED                          2558

COLUMN TOTALS                                       5889





                           FORM 13F INFORMATION TABLE



                                                          SHS                                 VOTING AUTHORITY
NAME OF ISSUER                                    VALUE   PRN    SH  PUT  INVSTMT  OTHER   --------------------
SECURITY NAME          TITLE OF CLASS    CUSIP   X $1000 AMOUNT  PRN CALL DISCRTN MANAGERS  SOLE  SHARED  NONE
---------------------- --------------- --------- ------- ------- --- ---- ------- -------- ------ ------ ------
                                                                        
PHILIP MORRIS          COMMON STOCK    718172109      32     479 SH       OTHER                29
 INTERNATIONAL INC                                                        OTHER                             450
POWERSHARES ETF        ETF-EQUITY      73935X500      92   10252 SH       SOLE               1749
 TRUST                                                                    SOLE                             8503
                                                      56    6261 SH       DEFINED            3776
                                                                          DEFINED                          2485
                                                       5     564 SH       OTHER               564
POWERSHARES DB         ETF-EQUITY      73936B101     235    7900 SH       DEFINED            1250
                                                                          DEFINED                          6650
                                                       6     205 SH       OTHER               205
                                                       3     100 SH       DEF/OTH             100
SPDR GOLD SHARES       ETF-ALTERNATIVE 78463V107     746    5109 SH       DEFINED              84
                       ASSETS                                             DEFINED                          5025
                                                      62     426 SH       OTHER               426
SPDR                   ETF-EQUITY      81369Y506     425    5634 SH       SOLE                969
                                                                          SOLE                             4665
                                                     260    3452 SH       DEFINED            2084
                                                                          DEFINED                          1368
                                                      24     316 SH       OTHER               316
SPDR                   ETF-EQUITY      81369Y886     348   10382 SH       SOLE               1751
                                                                          SOLE                             8631
                                                     243    7254 SH       DEFINED            4723
                                                                          DEFINED                          2531
                                                      31     932 SH       OTHER               632
                                                                          OTHER                             300

COLUMN TOTALS                                       2568





                           FORM 13F INFORMATION TABLE



                                                          SHS                                 VOTING AUTHORITY
NAME OF ISSUER                                    VALUE   PRN    SH  PUT  INVSTMT  OTHER   --------------------
SECURITY NAME          TITLE OF CLASS    CUSIP   X $1000 AMOUNT  PRN CALL DISCRTN MANAGERS  SOLE  SHARED  NONE
---------------------- --------------- --------- ------- ------- --- ---- ------- -------- ------ ------ ------
                                                                        
AMERITRADE             COMMON STOCK    87236Y108     208   10654 SH       SOLE               1797
 HOLDING CORP                                                             SOLE                             8857
                                                     126    6435 SH       DEFINED            3851
                                                                          DEFINED                          2584
                                                      10     517 SH       OTHER               517
TJX COS INC NEW        COMMON STOCK    872540109     214    4070 SH       SOLE                684
                                                                          SOLE                             3386
                                                     135    2564 SH       DEFINED            1551
                                                                          DEFINED                          1013
                                                      11     217 SH       OTHER               217
ADR TEVA               FOREIGN STOCK   881624209     248    5146 SH       SOLE                878
 PHARMACEUTICAL IND                                                       SOLE                             4268
                                                     162    3350 SH       DEFINED            1942
                                                                          DEFINED                          1408
                                                      26     541 SH       OTHER               279
                                                                          OTHER                             262
VANGUARD               ETF-EQUITY      92204A108     245    3739 SH       SOLE                632
                                                                          SOLE                             3107
                                                     157    2401 SH       DEFINED            1356
                                                                          DEFINED                          1045
                                                      13     192 SH       OTHER               192
VANGUARD               ETF-EQUITY      92204A207     359    4496 SH       SOLE                729
                                                                          SOLE                             3767
                                                     206    2581 SH       DEFINED            1532
                                                                          DEFINED                          1049

COLUMN TOTALS                                       2120





                           FORM 13F INFORMATION TABLE



                                                          SHS                                 VOTING AUTHORITY
NAME OF ISSUER                                    VALUE   PRN    SH  PUT  INVSTMT  OTHER   --------------------
SECURITY NAME          TITLE OF CLASS    CUSIP   X $1000 AMOUNT  PRN CALL DISCRTN MANAGERS  SOLE  SHARED  NONE
---------------------- --------------- --------- ------- ------- --- ---- ------- -------- ------ ------ ------
                                                                        
VANGUARD               ETF-EQUITY      92204A207     206    2581 SH
                                                      24     295 SH       OTHER               295
VANGUARD               ETF-EQUITY      92204A405     702   21875 SH       SOLE               3669
                                                                          SOLE                            18206
                                                     438   13628 SH       DEFINED            7967
                                                                          DEFINED                          5661
                                                      39    1216 SH       OTHER              1016
                                                                          OTHER                             200
VANGUARD               ETF-EQUITY      92204A504     439    6841 SH       SOLE               1172
                                                                          SOLE                             5669
                                                     274    4278 SH       DEFINED            2618
                                                                          DEFINED                          1660
                                                      11     168 SH       OTHER               168
VANGUARD               ETF-EQUITY      92204A603     313    4509 SH       SOLE                766
                                                                          SOLE                             3743
                                                     190    2737 SH       DEFINED            1648
                                                                          DEFINED                          1089
                                                      16     236 SH       OTHER               236
VANGUARD               ETF-EQUITY      92204A801     330    3837 SH       SOLE                647
                                                                          SOLE                             3190
                                                     201    2332 SH       DEFINED            1401
                                                                          DEFINED                           931
                                                      16     185 SH       OTHER               185
VANGUARD               ETF-EQUITY      92204A884     314    4404 SH       SOLE                748

COLUMN TOTALS                                       3307





                           FORM 13F INFORMATION TABLE



                                                          SHS                                 VOTING AUTHORITY
NAME OF ISSUER                                    VALUE   PRN    SH  PUT  INVSTMT  OTHER   --------------------
SECURITY NAME          TITLE OF CLASS    CUSIP   X $1000 AMOUNT  PRN CALL DISCRTN MANAGERS  SOLE  SHARED  NONE
---------------------- --------------- --------- ------- ------- --- ---- ------- -------- ------ ------ ------
                                                                        
VANGUARD               ETF-EQUITY      92204A884     314    4404 SH       SOLE                             3656
                                                     198    2779 SH       DEFINED            1604
                                                                          DEFINED                          1175
                                                      18     251 SH       OTHER               251
WAL MART STORES INC    COMMON STOCK    931142103     100    1878 SH       SOLE                321
                                                                          SOLE                             1557
                                                     169    3189 SH       DEFINED            2420
                                                                          DEFINED                           769
                                                      11     216 SH       OTHER               140
                                                                          OTHER                              76
                                                       7     124 SH       DEF/OTH                           124
WALGREEN CO            COMMON STOCK    931422109       1      35 SH       SOLE                 35
                                                     694   16353 SH       DEFINED             563
                                                                          DEFINED                         15790
                                                      30     700 SH       OTHER                             700
WELLS FARGO & CO       COMMON STOCK    949746101     343   12219 SH       SOLE               2053
                                                                          SOLE                            10166
                                                     431   15366 SH       DEFINED            7439
                                                                          DEFINED                          7927
                                                      32    1139 SH       OTHER               639
                                                                          OTHER                             500
ACCENTURE PLC          FOREIGN STOCK   G1151C101     247    4087 SH       SOLE                697
                                                                          SOLE                             3390
                                                     150    2477 SH       DEFINED            1502
                                                                          DEFINED                           975

COLUMN TOTALS                                       2431





                           FORM 13F INFORMATION TABLE


                                                          SHS                                 VOTING AUTHORITY
NAME OF ISSUER                                    VALUE   PRN    SH  PUT  INVSTMT  OTHER   --------------------
SECURITY NAME          TITLE OF CLASS    CUSIP   X $1000 AMOUNT  PRN CALL DISCRTN MANAGERS  SOLE  SHARED  NONE
---------------------- --------------- --------- ------- ------- --- ---- ------- -------- ------ ------ ------
                                                                        
ACCENTURE PLC          FOREIGN STOCK   G1151C101      15     242 SH       OTHER               242
NOBLE CORPORATION      COMMON STOCK    H5833N103     193    4903 SH       SOLE                788
 SWITZERLAND                                                              SOLE                             4115
                                                     117    2958 SH       DEFINED            1773
                                                                          DEFINED                          1185
                                                      11     270 SH       OTHER               270

COLUMN TOTALS                                        336

AGGREGATE TOTAL                                    50244





                              FORM 13F SUMMARY PAGE

Report Summary:

Number of Other Included Managers:             0

Form 13F Information Table Entry Total:      162

Form 13F Information Table Value Total: $ 50,244

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