The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
The reader should not assume that the information is accurate and complete.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F

FORM 13F INFORMATION TABLE
OMB APPROVAL
OMB Number: 3235-0006
Estimated average burden
hours per response: 23.8
COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8
VALUE SHRS OR SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY
NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE
Albany Molecular Research Conv CONV 012423AA7 9,812 6,400,000 PRN   SOLE   0 0 6,400,000
Integra Life Sciences Conv Sr CONV 457985AK5 3,156 2,950,000 PRN   SOLE   0 0 2,910,000
NuVasive Conv Sr Notes CONV 670704AC9 18,561 16,722,000 PRN   SOLE   0 0 16,552,000
WebMD Health Conv Sr Notes CONV 94770VAF9 3,788 3,755,000 PRN   SOLE   0 0 3,655,000
Wright Medical Conv Sr Notes CONV 98235TAA5 512 515,000 PRN   SOLE   0 0 515,000
ACI Worldwide COM 4498101 7,603 405,300 SH   SOLE   0 0 405,300
Abaxis COM 2567105 4,128 81,400 SH   SOLE   0 0 81,400
Acxiom COM 5125109 4,675 282,500 SH   SOLE   0 0 282,500
Advisory Board COM 00762W107 844 18,125 SH   SOLE   0 0 14,625
AeroVironment COM 8073108 9,935 330,390 SH   SOLE   0 0 327,790
Albany Molecular Research COM 12423109 19,419 879,900 SH   SOLE   0 0 862,900
Allscripts COM 01988P108 3,984 296,950 SH   SOLE   0 0 292,800
AngioDynamics COM 03475V101 1,152 84,000 SH   SOLE   0 0 84,000
Ansys COM 03662Q105 7,876 104,084 SH   SOLE   0 0 101,559
Aspen Technology Inc. COM 45327103 482 12,775 SH   SOLE   0 0 11,175
Berkshire Hathaway New Cl B COM 84670702 414 3,000 SH   SOLE   0 0 3,000
Bio Reference Labs COM 09057G602 10,266 365,850 SH   SOLE   0 0 365,850
Blackbaud COM 09227Q100 4,903 124,800 SH   SOLE   0 0 123,850
Brady COM 104674106 898 40,000 SH   SOLE   0 0 40,000
Capella Education COM 139594105 326 5,200 SH   SOLE   0 0 4,500
Cepheid COM 15670R107 15,313 347,790 SH   SOLE   0 0 342,590
Cerner COM 156782104 1,859 31,200 SH   SOLE   0 0 31,200
Charles River Labs COM 159864107 8,964 150,050 SH   SOLE   0 0 150,050
Cognex COM 192422103 36,760 912,845 SH   SOLE   0 0 901,120
CommVault Systems COM 204166102 1,512 30,000 SH   SOLE   0 0 30,000
Computer Programs & Systems COM 205306103 5,347 93,000 SH   SOLE   0 0 91,850
Costar Group COM 22160N109 366 2,350 SH   SOLE   0 0 2,350
Dorman Products COM 258278100 2,784 69,500 SH   SOLE   0 0 68,350
F5 Networks COM 315616102 1,128 9,500 SH   SOLE   0 0 9,500
FactSet Research System COM 303075105 27,973 230,170 SH   SOLE   0 0 226,130
Forrester Research COM 346563109 16,440 446,012 SH   SOLE   0 0 439,710
Fortinet COM 34959E109 7,230 286,170 SH   SOLE   0 0 282,270
Forward Air COM 349853101 3,097 69,075 SH   SOLE   0 0 69,075
Franklin Electric COM 353514102 11,167 321,440 SH   SOLE   0 0 310,840
Genesee & Wyoming Class A COM 371559105 829 8,700 SH   SOLE   0 0 7,475
Gentex COM 371901109 24,899 930,125 SH   SOLE   0 0 913,420
HMS Holdings COM 40425J101 18,051 957,610 SH   SOLE   0 0 935,310
Haemonetics COM 405024100 23,867 683,470 SH   SOLE   0 0 676,870
Healthcare Services Grp COM 421906108 6,105 213,400 SH   SOLE   0 0 204,725
Healthways COM 422245100 6,390 398,900 SH   SOLE   0 0 398,900
Hologic COM 436440101 24,956 1,025,735 SH   SOLE   0 0 1,010,485
Huron Consulting Grp COM 447462102 9,238 151,510 SH   SOLE   0 0 147,818
ICON PLC COM G4705A100 44,697 781,005 SH   SOLE   0 0 776,305
IDEXX Laboratories COM 45168D104 31,937 271,043 SH   SOLE   0 0 267,913
IPC Hospitalist COM 44984A105 13,942 311,285 SH   SOLE   0 0 305,060
IPG Photonic COM 44980X109 1,032 15,000 SH   SOLE   0 0 15,000
Illumina COM 452327109 33,540 204,610 SH   SOLE   0 0 201,235
Integra Lifesciences COM 457985208 2,085 42,000 SH   SOLE   0 0 42,000
Jack Henry & Associates COM 426281101 20,260 364,000 SH   SOLE   0 0 359,950
LKQ COM 501889208 29,705 1,117,158 SH   SOLE   0 0 1,093,730
Lindsay COM 535555106 2,242 30,000 SH   SOLE   0 0 30,000
Linear Tech COM 535678106 2,144 48,300 SH   SOLE   0 0 48,300
Liquidity Services COM 53635B107 659 47,900 SH   SOLE   0 0 47,900
Manhattan Associates COM 562750109 55,747 1,668,079 SH   SOLE   0 0 1,647,647
Mednax COM 58502b106 13,610 248,275 SH   SOLE   0 0 247,500
Meridian Bioscience COM 589584101 2,336 132,050 SH   SOLE   0 0 132,050
Merit Medical Systems COM 589889104 4,262 358,750 SH   SOLE   0 0 358,750
Morningstar COM 617700109 12,763 187,970 SH   SOLE   0 0 186,970
National Instruments COM 636518102 2,145 69,350 SH   SOLE   0 0 69,350
NeuStar COM 64126x201 616 24,800 SH   SOLE   0 0 24,800
Newfield Exploration COM 651290108 245 6,600 SH   SOLE   0 0 6,550
Nice Systems COM 653656108 14,942 366,305 SH   SOLE   0 0 361,105
NuVasive COM 670704105 242 6,950 SH   SOLE   0 0 6,950
Oceaneering Intl COM 675232102 593 9,095 SH   SOLE   0 0 8,425
Quaker Chemical COM 747316107 4,531 63,200 SH   SOLE   0 0 63,200
ResMed COM 761152107 29,387 596,450 SH   SOLE   0 0 587,550
SEI Investments COM 784117103 24,575 679,620 SH   SOLE   0 0 675,820
SM Energy COM 78454L100 445 5,700 SH   SOLE   0 0 5,700
TIBCO Software COM 88632Q103 8,315 351,900 SH   SOLE   0 0 348,300
Techne COM 878377100 253 2,700 SH   SOLE   0 0 2,450
Thoratec COM 885175307 1,008 37,700 SH   SOLE   0 0 37,700
Trimble Navigation COM 896239100 13,247 434,320 SH   SOLE   0 0 427,670
VCA Antech COM 918194101 885 22,500 SH   SOLE   0 0 22,500
Valeant Pharmaceuticals Int'l COM 91911k102 78,091 595,203 SH   SOLE   0 0 592,203
Verint Systems COM 92343x100 18,732 336,845 SH   SOLE   0 0 335,845
Wright Medical COM 98235T107 1,051 34,700 SH   SOLE   0 0 32,825
Zebra Technologies COM 989207105 22,011 310,150 SH   SOLE   0 0 307,250
El Paso Conv Pfd PFD 283678209 174 3,050 SH   SOLE   0 0 3,050