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 7,540 6,400,000 PRN   SOLE   0 0 6,400,000
Envestnet Conv Sr Unsecd Note CONV 29404KAA4 3,820 4,000,000 PRN   SOLE   0 0 4,000,000
NuVasive Conv Sr Notes CONV 670704AC9 26,751 16,635,000 PRN   SOLE   0 0 16,635,000
WebMD Health Conv Sr Notes CONV 94770VAF9 3,691 3,555,000 PRN   SOLE   0 0 3,555,000
ACI Worldwide COM 004498101 7,713 398,000 SH   SOLE   0 0 398,000
ANSYS COM 03662Q105 18,910 204,187 SH   SOLE   0 0 204,187
Abaxis COM 002567105 4,130 80,000 SH   SOLE   0 0 80,000
Actuant COM 00508X203 822 35,363 SH   SOLE   0 0 35,363
Acxiom COM 005125109 10,354 388,500 SH   SOLE   0 0 388,500
Advisory Board COM 00762W107 35,438 792,095 SH   SOLE   0 0 792,095
AeroVironment COM 008073108 24,622 1,008,704 SH   SOLE   0 0 1,008,704
Albany Molecular Research COM 012423109 22,660 1,372,510 SH   SOLE   0 0 1,372,510
Alphabet Class A COM 02079K305 4,982 6,196 SH   SOLE   0 0 6,196
Alphabet Class C COM 02079K107 1,405 1,807 SH   SOLE   0 0 1,807
Amgen COM 031162100 8,838 52,985 SH   SOLE   0 0 52,985
Apple COM 037833100 376 3,325 SH   SOLE   0 0 3,325
Aspen Technology COM 045327103 1,180 25,220 SH   SOLE   0 0 25,220
Autozone COM 053332102 5,940 7,731 SH   SOLE   0 0 7,731
Berkshire Hathaway New Cl B COM 084670702 253 1,754 SH   SOLE   0 0 1,754
Bio Techne COM 09073M104 879 8,025 SH   SOLE   0 0 8,025
Blackbaud COM 09227Q100 16,378 246,885 SH   SOLE   0 0 246,885
Bristol Myers COM 110122108 399 7,400 SH   SOLE   0 0 7,400
CEB COM 125134106 2,910 53,420 SH   SOLE   0 0 53,420
Cambrex COM 132011107 15,110 339,853 SH   SOLE   0 0 339,853
Capella Education COM 139594105 2,091 36,030 SH   SOLE   0 0 36,030
Celgene COM 151020104 5,207 49,810 SH   SOLE   0 0 49,810
Cepheid COM 15670R107 29,266 555,440 SH   SOLE   0 0 555,440
Cerner COM 156782104 1,652 26,750 SH   SOLE   0 0 26,750
Charles River Labs COM 159864107 12,347 148,150 SH   SOLE   0 0 148,150
Cognex COM 192422103 60,729 1,148,874 SH   SOLE   0 0 1,148,874
ComScore COM 20564W105 4,018 131,048 SH   SOLE   0 0 131,048
CommVault Systems COM 204166102 4,250 80,000 SH   SOLE   0 0 80,000
Computer Programs & Systems COM 205306103 1,148 44,070 SH   SOLE   0 0 44,070
Costar Group COM 22160N109 10,327 47,693 SH   SOLE   0 0 47,693
Cynosure COM 232577205 4,080 80,090 SH   SOLE   0 0 80,090
Dai-Ichi Life Insurance Co Ltd COM JP3476480 2,469 1,800 SH   SOLE   0 0 1,800
Dorman Products COM 258278100 19,796 309,800 SH   SOLE   0 0 309,800
Ecolab COM 278865100 8,684 71,347 SH   SOLE   0 0 71,347
Exxon Mobil COM 30231G102 351 4,020 SH   SOLE   0 0 4,020
F5 Networks COM 315616102 3,157 25,325 SH   SOLE   0 0 25,325
FactSet Research System COM 303075105 38,042 234,680 SH   SOLE   0 0 234,680
Far East Horizon Ltd COM HK0000077 81 11,000 SH   SOLE   0 0 11,000
Fastenal COM 311900104 7,765 185,852 SH   SOLE   0 0 185,852
Federal Realty Invt Tr COM 313747206 2,355 15,298 SH   SOLE   0 0 15,298
Fleetmatics Group COM G35569105 16,962 282,797 SH   SOLE   0 0 282,797
Forrester Research COM 346563109 16,218 416,907 SH   SOLE   0 0 416,907
Fortinet COM 34959E109 24,075 651,915 SH   SOLE   0 0 651,915
Forward Air COM 349853101 3,719 85,965 SH   SOLE   0 0 85,965
Franklin Electric COM 353514102 17,850 438,460 SH   SOLE   0 0 438,460
General Electric COM 369604103 251 8,480 SH   SOLE   0 0 8,480
Genesee & Wyoming Class A COM 371559105 745 10,800 SH   SOLE   0 0 10,800
Gentex COM 371901109 41,181 2,345,143 SH   SOLE   0 0 2,345,143
Gigamon COM 37518B102 13,470 245,810 SH   SOLE   0 0 245,810
Gilead Sciences COM 375558103 4,103 51,861 SH   SOLE   0 0 51,861
Graham COM 384556106 204 10,660 SH   SOLE   0 0 10,660
HMS Holdings COM 40425J101 44,105 1,989,404 SH   SOLE   0 0 1,989,404
Haemonetics COM 405024100 20,732 572,536 SH   SOLE   0 0 572,536
Hanhua Finl Hldg COM cne100001 18 22,000 SH   SOLE   0 0 22,000
Healthcare Services Grp COM 421906108 8,350 210,969 SH   SOLE   0 0 210,969
Healthways COM 422245100 23,470 886,995 SH   SOLE   0 0 886,995
Hologic COM 436440101 44,648 1,149,840 SH   SOLE   0 0 1,149,840
Home Depot COM 437076102 4,358 33,864 SH   SOLE   0 0 33,864
Huron Consulting Grp COM 447462102 9,303 155,681 SH   SOLE   0 0 155,681
ICON PLC COM G4705A100 63,940 826,414 SH   SOLE   0 0 826,414
ID Systems COM 449489103 342 69,200 SH   SOLE   0 0 69,200
IDEXX Laboratories COM 45168D104 65,343 579,645 SH   SOLE   0 0 579,645
IPG Photonic COM 44980X109 12,019 145,945 SH   SOLE   0 0 145,945
IShares Global Tech COM 464287291 592 5,350 SH   SOLE   0 0 5,350
Illumina COM 452327109 43,373 238,760 SH   SOLE   0 0 238,760
Jack Henry & Associates COM 426281101 32,567 380,673 SH   SOLE   0 0 380,673
Lindsay Manufacturing COM 535555106 2,226 30,090 SH   SOLE   0 0 30,090
Linear Tech COM 535678106 2,176 36,700 SH   SOLE   0 0 36,700
Manhattan Associates COM 562750109 76,342 1,324,917 SH   SOLE   0 0 1,324,917
Medidata Solutions COM 58471A105 14,875 266,771 SH   SOLE   0 0 266,771
Mednax COM 58502b106 19,512 294,520 SH   SOLE   0 0 294,520
Meridian Bioscience COM 589584101 820 42,510 SH   SOLE   0 0 42,510
Merit Medical Systems COM 589889104 7,158 294,700 SH   SOLE   0 0 294,700
Morningstar COM 617700109 16,170 203,991 SH   SOLE   0 0 203,991
NICE COM 653656108 34,718 518,644 SH   SOLE   0 0 518,644
National Instruments COM 636518102 2,275 80,090 SH   SOLE   0 0 80,090
NuVasive COM 670704105 463 6,950 SH   SOLE   0 0 6,950
Paychex COM 704326107 4,696 81,142 SH   SOLE   0 0 81,142
Pool COM 73278L105 203 2,150 SH   SOLE   0 0 2,150
Proto Labs COM 743713109 6,584 109,901 SH   SOLE   0 0 109,901
Quaker Chemical COM 747316107 3,602 34,000 SH   SOLE   0 0 34,000
ResMed COM 761152107 43,381 669,558 SH   SOLE   0 0 669,558
Ritchie Bros. Auctioneers COM 767744105 6,943 197,965 SH   SOLE   0 0 197,965
SEI Investments COM 784117103 32,666 716,205 SH   SOLE   0 0 716,205
SITC International Holdings Co COM KYG8187G1 88 19,000 SH   SOLE   0 0 19,000
Trimble COM 896239100 22,183 776,712 SH   SOLE   0 0 776,712
VCA Antech COM 918194101 924 13,200 SH   SOLE   0 0 13,200
Verint Systems COM 92343x100 27,935 742,365 SH   SOLE   0 0 742,365
Wright Medical Group N.V. COM N96617118 1,275 51,965 SH   SOLE   0 0 51,965
Zebra Technologies COM 989207105 19,498 280,100 SH   SOLE   0 0 280,100