Form 13F

Report for the Calendar Year or Quarter Ended: 12/31/2009

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:    Horizon Bancorp
Address: 515 Franklin Square
         Michigan City, IN 46360

Form 13F File Number 28-6479

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   2/8/2010
------------------------------------------   -----------------   ---------------
                                                   Place              Date

Report Type (check only one):

[X]  13F Holdings Report

[ ]  13F Notice

[ ]  13F Combination Report

List of Other Managers Reporting for this Manager:

Horizon Trust & Investment Management



Report Summary:

Number of Other Included Managers:                     1

Form 13F Information Table Entry Total:              199

Form 13F Information Table Value Total:   $53,576,297.00

List of Other Included Managers:

Horizon Trust & Investment Management





                                                                     INVESTMENT DIRECTION (6)                 VOTING AUTHORITY (8)
                                                                    --------------------------              ------------------------
                                                                               SHARED- SHARED-     OTHER
NAME OF ISSUER (1) TYPE (2) CUSIP (3)     MARKET (4)  SHARES/PV (5)    SOLE    DEFINED  OTHER  MANAGERS (7)   SOLE  SHARED    NONE
------------------ -------- ---------  -------------- ------------- ---------- ------- ------- ------------ ------- ------ ---------
                                                                                          
Aflac Inc          Equity    001055102        556,703      11,495       10,921     574                0           0     0     11,495
AT&T Inc Com       Equity    00206R102        428,356      16,891       15,096   1,795                0           0     0     16,891
Abbott Labs        Equity    002824100        170,732       3,225          825   2,400                0           0     0      3,225
ADR Alcatel -
   Lucent          Equity    013904305            779         234          195      39                0           0     0        234
Allied Capital
   Corp            Equity    01903Q108          1,664         400          400       0                0           0     0        400
Altria Group
   Incorporated    Equity    02209S103        119,081       5,996        5,346     650                0           0     0      5,996
American
   Electric &
   Power Co        Equity    025537101          7,935         229          229       0                0           0     0        229
American Express
   Co              Equity    025816109        174,667       4,638        4,638       0                0           0     0      4,638
American Insd
   Mtf Linvs LP
   88              Equity    02686G101            745         487          487       0                0           0     0        487
American
   International
   Group           Equity     26874784            824          34            0      34                0           0     0         34
Ameriprise
   Financial Inc   Equity    03076C106         32,925         861          861       0                0           0     0        861
Ametek Inc         Equity     31100100        152,246       4,178        4,178       0                0           0   300      3,878
Amgen Inc          Equity     31162100         11,696         200            0     200                0           0     0        200
Apache Corp Co     Equity     37411105          9,877         100            0     100                0           0     0        100
Apple, Inc         Equity     37833100         28,809         150            0     150                0           0     0        150
Avanir
   Pharma-
   ceuticals,
   Class A         Equity    05348P401            819         450          450       0                0           0     0        450
ADR AXA
   Sponsored       Equity     54536107            512          25           25       0                0           0     0         25
ADR BP Amoco PLC   Equity     55622104      1,024,527      18,256       12,814   5,442                0           0     0     18,256
Bank of America
   Corp            Equity     60505104         27,005       1,779           76   1,703                0           0     0      1,779
Berkshire
   Hathaway Inc
   Cl A            Equity     84670108        229,200           2            2       0                0           0     0          2
Berkshire
   Hathaway
   Class B         Equity     84670702        454,759       5,950        5,950       0                0           0     0      5,950
BlackRock
   Insured
   Municipal
   Term Tr         Equity     92474105         15,435       1,500        1,500       0                0           0     0      1,500
BlackRock Invt
   Quality Muni
   Fd - Closed
   End             Equity    09247D105          5,894         429          429       0                0           0     0        429
BlackRock
   MuniVest II     Equity    09253T101         86,130       6,139        6,139       0                0           0     0      6,139
Blackrock
   Muniyield
   Insured         Equity   9.254E+106          9,380         745          745       0                0           0     0        745
Blackrock
   Muniyield
   Quality         Equity    09254F100         10,935         810          810       0                0           0     0        810
Boeing Co          Equity     97023105         15,392         254          154     100                0           0     0        254
Bravo! Brands
   Inc             Equity    105666101              2       4,000        4,000       0                0           0     0      4,000
Burlington
   Northern
   Santa Fe Corp   Equity    12189T104         10,970         110          110       0                0           0     0        110
CME Group Inc      Equity    12572Q105          8,031          28           28       0                0           0     0         28
CP Holdrs Dep
   Rcpts Cp        Equity    12616K106         10,003         100          100       0                0           0     0        100
CSX Corp           Equity    126408103         99,178       2,314        2,314       0                0           0     0      2,314
CVS/Caremark
   Corp            Equity    126650100         11,135         344          344       0                0           0     0        344
Campbell Soup
   Company         Equity    134429109          3,311         100          100       0                0           0     0        100
Caterpillar Inc    Equity    149123101        251,327       4,811        4,560     251                0           0     0      4,811
Celgene Corp       Equity    151020104         11,356         200            0     200                0           0     0        200
Chemical
   Financial       Equity    163731102          8,476         400          400       0                0           0     0        400
Chesapeake
   Energy Corp     Equity    165167107            496          20           20       0                0           0     0         20
Chevron Corp       Equity    166764100        849,429      11,778       11,143     635                0           0     0     11,778
Cisco Systems
   Incorporated    Equity    17275R102        257,304      11,451       10,812     639                0           0     0     11,451
Citigroup Inc      Equity    172967101          2,241         675           75     600                0           0     0        675
Clorox Company     Equity    189054109         49,939         844          844       0                0           0     0        844





                                                                                          
Coca Cola
   Company         Equity    191216100        162,696       2,999        1,200   1,799                0           0     0      2,999
Colgate
   Palmolive       Equity    194162103          6,402          80           80       0                0           0     0         80
Comcast
   Corporation
   New Class A     Equity    20030N101          9,435         596          596       0                0           0     0        596
Conagra Foods      Equity    205887102        268,446      11,805       11,410     395                0           0     0     11,805
ConocoPhillips     Equity    20825C104         88,224       1,838        1,838       0                0           0     0      1,838
Crane Co Com       Equity    224399105          9,736         319            0     319                0         319     0        319
Danners Inc        Equity    236356AA9              0       2,000        2,000       0                0           0     0      2,000
Deere & Co Inc     Equity    244199105          9,990         200            0     200                0           0     0        200
Dell Inc           Equity    24702R101         16,770       1,300            0   1,300                0           0     0      1,300
Disney Walt Co     Equity    254687106          8,865         300            0     300                0           0     0        300
Discover
   Financial
   Services        Equity    254709108          1,313          96           96       0                0           0     0         96
DirecTV Group
   Inc             Equity    25490A101        337,401      11,117       10,600     517                0           0     0     11,117
Dream Marketing
   Inc             Equity    26153A107              0           5            5       0                0           0     0          5
Du Pont E I De
   Nemours & Co    Equity    263534109        244,249       7,490        6,629     861                0           0     0      7,490
Exelon Corp        Equity    30161N101          9,124         200            0     200                0           0     0        200
Express 1
   Expedited
   Solutions       Equity    30217Q108        132,856     106,285      106,285       0                0           0     0    106,285
Exxon Mobil
   Corporation     Equity    30231G102        765,364      11,879        9,776   2,103                0           0     0     11,879
Fifth Third
   Bancorp         Equity    316773100          5,163         415          415       0                0           0     0        415
First Finl
   Bancorp OH      Equity    320209109         56,186       3,426        3,426       0                0           0     0      3,426
First Solar Inc    Equity    336433107         11,330         100            0     100                0           0     0        100
1st Source Corp    Equity    336901103         47,123       3,090        3,090       0                0           0     0      3,090
FIRSTBANK CORP
   MICH            Equity    33761G104         16,000       2,000        2,000       0                0           0     0      2,000
Fluor Corp         Equity    343412102        185,577       4,093        3,971     122                0           0     0      4,093
Ford Motor Co      Equity    345370860         16,260       1,500          500   1,000                0           0     0      1,500
Freeport-McMoran
   Copper & Gold
   Inc             Equity    35671D857         13,338         200            0     200                0           0     0        200
General Electric
   Co              Equity    369604103        431,796      26,853       23,137   3,716                0           0     0     26,853
General Mills
   Inc             Equity    370334104        171,144       2,400        2,400       0                0           0     0      2,400
Google Inc Cl A    Equity    38259P508         47,695          90            0      90                0           0     0         90
Harley Davidson
   Inc             Equity    412822108         11,370         500            0     500                0           0     0        500
Hartford
   Financial
   Services
   Group           Equity    416515104          9,716         405          405       0                0           0     0        405
Hewlett-Packard
   Co              Equity    428236103          5,790         123          123       0                0           0     0        123
Honeywell Inc      Equity    438516106         23,184         600          600       0                0           0     0        600
Horizon Bancorp
   Ind             Equity    440407104     11,801,168     637,898      619,942  17,956                0           0     0    637,898
ITT Industries
   Incorporated    Equity    450911102         48,310       1,000        1,000       0                0           0     0      1,000
Illinois Tool
   Works
   Incorporated    Equity    452308109         15,344         352          352       0                0           0     0        352
Intel Corp         Equity    458140100         78,939       4,069           69   4,000                0           0     0      4,069
Intercontinental-
   exchange
   Inc             Equity    45865V100          2,387          25           25       0                0           0     0         25
International
   Business
   Machines        Equity    459200101        676,205       5,525        4,894     631                0           0     0      5,525
Investment Grade
   Municipal       Equity    461368102         49,665       3,500        3,500       0                0           0     0      3,500
iShares S&P 1500
   Index           Equity    464287150         11,901         246          246       0                0           0     0        246
iShares Lehman
   Aggregate
   Bond Fund       Equity    464287226        179,893       1,719        1,719       0                0           0     0      1,719
iShares S&P
   Global
   Tele-
   communications  Equity    464287275         13,286         260          260       0                0           0     0        260
iShares S&P 500
   Value Index     Equity    464287408          5,710         110          110       0                0           0     0        110
iShares Barclays
   1-3 Year
   Treasury Bond   Equity    464287457         44,820         536          536       0                0           0     0        536





                                                                                          
iShares MSCI
   EAFE Index      Equity    464287465         35,739         681          681       0                0           0     0        681
iShares S&P
   North Amer
   Technology      Equity    464287549      1,271,674      25,587       24,462   1,125                0           0     0     25,587
iShares Russell
   1000 Value
   Index           Equity    464287598         32,793         588          588       0                0           0     0        588
iShares Russell
   1000 Growth
   Index           Equity    464287614         33,184         697          697       0                0           0     0        697
iShares Dow
   Jones US
   Technology      Equity    464287721         13,910         265          265       0                0           0     0        265
iShares S&P
   SmallCap 600
   Index           Equity    464287804         17,384         328          328       0                0           0     0        328
iShares Dow
   Jones US
   Consumer
   Goods           Equity    464287812         13,404         245          245       0                0           0     0        245
iShares S&P
   SmallCap 600
   Growth          Equity    464287887          8,223         150          150       0                0           0     0        150
JP Morgan Chase
   and Company     Equity    46625H100         61,603       1,582          180   1,402                0           0     0      1,582
Johnson &
   Johnson         Equity    478160104        715,661      11,385       10,645     740                0           0     0     11,385
Johnson Controls
   Incorporated    Equity    478366107        277,075       9,956        9,658     298                0           0     0      9,956
K Mart Corp        Equity    482584109              8         100          100       0                0           0     0        100
Kansas City
   Southern
   Industries
   Inc New         Equity    485170302          6,237         210          210       0                0           0     0        210
Kimco Rlty Corp    Equity    49446R109          7,572         600          600       0                0           0     0        600
Kraft Foods
   Incorporated
   Class A         Equity    50075N104          2,766         100          100       0                0           0     0        100
L-3
   Communication
   Holdings
   Corporation     Equity    502424104        574,046       6,888        6,325     563                0           0     0      6,888
Laboratory Corp
   Of America
   Holdings        Equity    50540R409        496,207       6,979        6,568     411                0           0     0      6,979
Lakeland Finl
   Corp            Equity    511656100          9,275         500          500       0                0           0     0        500
LaPorte Bancorp
   Inc             Equity    516650108         28,671       6,414        6,414       0                0           0     0      6,414
Leap Wireless
   International
   Inc.            Equity    521863100              0          58           58       0                0           0     0         58
Lehman Brothers    Equity    524908100            209       2,640        2,640       0                0           0     0      2,640
Lennar Corp        Equity    526057104          7,680         500            0     500                0           0     0        500
Lilly, Eli
   & Company       Equity    532457108          7,040         200            0     200                0           0     0        200
Lincoln National
   Corporation     Equity    534187109         24,580       1,000        1,000       0                0           0     0      1,000
Lowes Company      Equity    548661107          4,330         200            0     200                0           0     0        200
Macatawa Bank
   Corp            Equity    554225102          2,851       1,533            0   1,533                0           0     0      1,533
MQ/FT Global
   Infrast Util
   Div&Inc         Equity    55607W100         23,760       2,000        2,000       0                0           0     0      2,000
MacQuarie
   Infrastructure
   Co LLC          Equity    55608B105         24,400       2,000        2,000       0                0           0     0      2,000
MacQuarie Global
   Infrastructure  Equity    55608D101         29,980       2,000        2,000       0                0           0     0      2,000
Manulife Finl
   Corp            Equity    56501R106         44,016       2,400            0   2,400                0           0     0      2,400
Marathon Oil
   Corporation     Equity    565849106        338,224      11,346       10,985     361                0           0     0     11,346
McDonalds
   Corporation     Equity    580135101         71,795       1,150          850     300                0           0     0      1,150
McGraw Hill
   Companies
   Incorporated    Equity    580645109         22,475         634          634       0                0           0     0        634
Medtronic
   Incorporated    Equity    585055106          4,289         100          100       0                0           0     0        100
Merck & Co. Inc.   Equity    58933Y105         41,693       1,092          692     400                0           0     0      1,092
Microsoft
   Corporation     Equity    594918104        456,995      16,217       14,034   2,183                0           0     0     16,217
Midcap SPDRs       Equity    595635103         14,280         112          112       0                0           0     0        112
Monsanto Company   Equity    61166W101         15,176         200            0     200                0           0     0        200
Morgan Stanley     Equity    617446448          5,142         192          192       0                0           0     0        192
National Oil
   Well Varco      Equity    637071101        311,290       7,611        7,352     259                0           0     0      7,611
Neurotech Dev
   Corp Cl B       Equity    640902201              0          27           27       0                0           0     0         27
Newmont Mining
   Corp            Equity    651639106          8,572         200            0     200                0           0     0        200
Nisource
   Incorporated    Equity    65473P105         10,916         766          766       0                0           0     0        766
Norfolk Southern
   Corporation     Equity    655844108          4,706         100          100       0                0           0     0        100





                                                                                          
Northern Trust
   Corporation     Equity    665859104          2,526          50           50       0                0           0     0         50
Nustar Energy LP   Equity    67058H102          5,683         102          102       0                0           0     0        102
Nuveen Municipal
   Advantage
   Fund Inc        Equity    67062H106         28,520       2,000        2,000       0                0           0     0      2,000
Nuveen Insured
   Quality
   Municipal
   Fund            Equity    67062N103         39,302       2,850            0   2,850                0           0     0      2,850
Nuveen Insd
   Dividend
   Advantage       Equity    67071L106         58,996       4,143            0   4,143                0           0     0      4,143
Nuveen Quality
   PFD Income
   Fund            Equity    67071S101          6,670       1,000        1,000       0                0           0     0      1,000
Nuveen Multi-
   Strategy
   Income &
   Growth Fund     Equity    67073B106          3,970         538            0     538                0           0     0        538
Old Second
   Bancorp Inc
   Ill             Equity    680277100          2,960         500          500       0                0           0     0        500
Omnicom Group      Equity    681919106        271,492       7,691        7,442     249                0           0     0      7,691
Oracle
   Corporation     Equity    68389X105        119,912       5,200            0   5,200                0           0     0      5,200
Pactiv
   Corporation     Equity    695257105         11,275         500          500       0                0           0     0        500
Patterson
   Cos Inc         Equity    703395103          1,628          57            0      57                0           0     0         57
Paychex
   Incorporated    Equity    704326107        291,147      10,043        9,570     473                0           0     0     10,043
Pepsico
   Incorporated    Equity    713448108        539,442       9,048        8,516     532                0           0     0      9,048
Pfizer
   Incorporated    Equity    717081103      3,866,744     207,221      121,911  85,310                0           0     0    207,221
Philip Morris
   Intl Inc        Equity    718172109        258,542       5,681        5,031     650                0           0     0      5,681
Plum Creek
   Timber          Equity    729251108         40,727       1,126        1,126       0                0           0     0      1,126
Potash Corp Sask
   Inc             Equity    73755L107         19,870         200            0     200                0           0     0        200
PowerShares
   WilderHill
   Clean Energy    Equity    73935X500        172,787      18,074       17,004   1,070                0           0     0     18,074
Procter & Gamble   Equity    742718109         73,860       1,200        1,200       0                0           0     0      1,200
Qwest
   Communications  Equity    749121109          1,612         383          155     228                0           0     0        383
Research In
   Motion          Equity    760975102        230,754       3,668        3,501     167                0           0     0      3,668
Rockwell Auto
   Corp            Equity    773903109         19,585         406          406       0                0           0     0        406
ADR Royal Dutch
   Shell PLC       Equity    780259206        163,401       2,950        2,950       0                0           0     0      2,950
State Bank of
   Newburg
   Community
   Bancorp         Equity    783942998         84,000           4            4       0                0           0     0          4
S&P Depository
   Receipts Tr
   Unit Ser 1      Equity    78462F103         84,838         790          790       0                0           0     0        790
SPDR Gold Shares   Equity    78463V107         68,132         643          217     426                0           0     0        643
Sara Lee
   Corporation     Equity    803111103            255          21           21       0                0           0     0         21
Energy Select
   Sector SPDR     Equity    81369Y506        736,459      13,513       13,071     442                0           0     0     13,513
Utilities Select
   Sector SPDR     Equity    81369Y886        660,704      22,374       21,483     891                0           0     0     22,374
Sentinel Small
   Company Fund
   Cl A            Equity    817270804         34,656       5,738        5,738       0                0           0     0      5,738
Shelbourne Pptys
   III Inc         Equity   8.214E+107              7           1            1       0                0           0     0          1
Smartire Systems
   Inc             Equity    831913108              4      41,700       41,700       0                0           0     0     41,700
Starbucks
   Corporation     Equity    855244109          4,358         200            0     200                0           0     0        200
Stryker
   Corporation     Equity    863667101         41,536         800          800       0                0           0   100        700
Ameritrade Hldg
   Corp            Equity    87236Y108        328,915      18,520       18,068     452                0           0     0     18,520
Tjx Cos Inc New    Equity    872540109        372,384       9,797        9,439     358                0           0     0      9,797
Tenneco
   Automotive Inc  Equity    880349105          1,768         100          100       0                0           0     0        100
ADR Teva
   Pharmaceutical
   Ind             Equity    881624209        538,613       9,496        9,048     448                0           0     0      9,496
Thornburg Mtg Inc  Equity    885218800              0          10           10       0                0           0     0         10
Tupperware Corp    Equity    899896104          9,256         218          218       0                0           0     0        218
US Bancorp
   Delaware New    Equity    902973304         12,540         500          500       0                0           0     0        500
Union Pacific
   Corporation     Equity    907818108         12,100         200          200       0                0           0     0        200
United Parcel
   Service         Equity    911312106          2,889          50           50       0                0           0     0         50





                                                                                          
Vanguard Consumer
   Discretionary
   ETF             Equity    92204A108        374,339       8,211        7,999     212                0           0     0      8,211
Vanguard Consumer
   Staples ETF     Equity    92204A207        780,915      12,003       11,566     437                0           0     0     12,003
Vanguard
   Financials ETF  Equity    92204A405        946,517      32,888       31,666   1,222                0           0     0     32,888
Vanguard Health
   Care ETF        Equity    92204A504        728,031      13,378       13,216     162                0           0     0     13,378
Vanguard
   Industrials
   ETF             Equity    92204A603        429,123       8,502        8,246     256                0           0     0      8,502
Vanguard
   Materials ETF   Equity    92204A801        429,552       6,896        6,708     188                0           0     0      6,896
Vanguard Telecom
   Services ETF    Equity    92204A884        517,547       9,928        9,621     307                0           0     0      9,928
Verizon
   Communications  Equity    92343V104         25,478         866          866       0                0           0     0        866
ADR Vodafone
   Group           Equity    92857W209          4,807         224          224       0                0           0     0        224
Vulcan Materials
   Company         Equity    929160109          2,210          50            0      50                0          50     0         50
Wal-Mart Stores    Equity    931142103        428,348       8,017        7,776     241                0           0     0      8,017
Walgreen Company   Equity    931422109        497,995      13,814       11,281   2,533                0           0     0     13,814
Wells Fargo &
   Company New     Equity    949746101      1,076,786      37,875       35,820   2,055                0           0     0     37,875
Whirlpool Corp     Equity    963320106        123,145       1,638        1,638       0                0           0     0      1,638
Williams
   Communications
   Group           Equity    969455104              1         136          136       0                0           0     0        136
Wizzard Software
   Corporation     Equity    97750V109          1,877       5,520        5,520       0                0           0     0      5,520
Zebra
   Technologies
   Corp Cl A       Equity    989207105         17,200         659            0     659                0           0     0        659
Creative Alliance
   common stock    Equity     CREATIVE     11,347,300     530,000      530,000       0                0     530,000     0    530,000
Accenture PLC      Equity    G1151C101        315,541       7,698        7,243     455                0           0     0      7,698
OpenTV Corp Cl A   Equity    G67543101          4,590       3,000        3,000       0                0           0     0      3,000
Seagate
   Technology Shs  Equity    G7945J104          1,671         100          100       0                0           0     0        100
Transocean Ltd     Equity    H8817H100         16,948         200            0     200                0           0     0        200
Sinovac Biotech
   Ltd Shs         Equity    P8696W104          1,200         200            0     200                0           0     0        200
PCCW Limited       Equity    Y6802P120            130         500          500       0                0           0     0        500
                                       --------------   ---------   ---------- -------              ---     -------   ---  ---------
                                       $53,576,297.00   2,221,318    2,042,161 179,157                0     530,369   400  2,220,918
                                       ==============   =========   ========== =======              ===     =======   ===  =========