Vice President

0000909012-18-000009.txt : 20180201 0000909012-18-000009.hdr.sgml : 20180201 20180201123654 ACCESSION NUMBER: 0000909012-18-000009 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20171231 FILED AS OF DATE: 20180201 DATE AS OF CHANGE: 20180201 EFFECTIVENESS DATE: 20180201 FILER: COMPANY DATA: COMPANY CONFORMED NAME: FORTALEZA ASSET MANAGEMENT INC/ CENTRAL INDEX KEY: 0001003279 IRS NUMBER: 363708000 STATE OF INCORPORATION: IL FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-03885 FILM NUMBER: 18565928 BUSINESS ADDRESS: STREET 1: 8770 WEST BRYN MAWR STREET 2: SUITE 1300, #195 CITY: CHICAGO STATE: IL ZIP: 60631 BUSINESS PHONE: 3126216111 MAIL ADDRESS: STREET 1: 8770 WEST BRYN MAWR STREET 2: SUITE 1300, #195 CITY: CHICAGO STATE: IL ZIP: 60631 13F-HR 1 primary_doc.xml 13F-HR LIVE false false false 0001003279 XXXXXXXX 12-31-2017 12-31-2017 FORTALEZA ASSET MANAGEMENT INC/

8770 WEST BRYN MAWR SUITE 1300, #195 CHICAGO IL 60631

13F HOLDINGS REPORT 028-03885 N Christina Perez Vice President 312 621 6111 /s/ CHRISTINA PEREZ Chicago IL 01-30-2018 0 90 15916 false INFORMATION TABLE 2 aci_13f.xml Aerojet Rocketdyne Holdings, Inc. Common 007800105 122 3895 SH SOLE 0 2310 0 0 Allete, Inc. Common 018522300 306 4115 SH SOLE 0 2440 0 0 Amicus Therapeutics, Inc. Common 03152W109 104 7215 SH SOLE 0 4270 0 0 Apogee Enterprises Inc. Common 037598109 129 2825 SH SOLE 0 1670 0 0 Aspen Technology Inc. Common 045327103 81 1220 SH SOLE 0 720 0 0 Beacon Roofing Supply Inc. Common 073685109 173 2720 SH SOLE 0 1610 0 0 BioTelemetry Inc. Common 090672106 105 3505 SH SOLE 0 2075 0 0 BlackLine, Inc. Common 09239B109 204 6215 SH SOLE 0 3685 0 0 Blackbaud, Inc. Common 09227Q100 190 2010 SH SOLE 0 1180 0 0 Box, Inc. Class A Class A 10316T104 245 11615 SH SOLE 0 6870 0 0 Boyd Gaming Corp Common 103304101 197 5630 SH SOLE 0 3335 0 0 Carbonite, Inc. Common 141337105 167 6665 SH SOLE 0 3945 0 0 Casey's General Stores Inc Common 147528103 0 0 SH SOLE 0 0 0 0 Catalent Inc. Common 148806102 169 4120 SH SOLE 0 2440 0 0 Cirrus Logic Common 172755100 84 1625 SH SOLE 0 960 0 0 CoreSite Realty Corporation Common 21870Q105 145 1270 SH SOLE 0 750 0 0 Curtiss-Wright Corporation Common 231561101 380 3117 SH SOLE 0 1845 0 0 CytoSorbents Corporation Common 23283X206 244 37615 SH SOLE 0 22295 0 0 Dave & Buster's Entertainment Inc. Common 238337109 201 3645 SH SOLE 0 2160 0 0 EXACT Sciences Corp Common 30063P105 258 4905 SH SOLE 0 2905 0 0 Essent Group Ltd. Common G3198U102 120 2775 SH SOLE 0 1640 0 0 Everbridge, Inc. Common 29978A104 203 6815 SH SOLE 0 4030 0 0 ExlService Holdings Inc. Common 302081104 250 4135 SH SOLE 0 2445 0 0 Fair Isaac Corporation Common 303250104 85 555 SH SOLE 0 325 0 0 FibroGen, Inc. Common 31572Q808 165 3490 SH SOLE 0 2065 0 0 Five Below Inc Common 33829M101 304 4590 SH SOLE 0 2720 0 0 Five9 Inc. Common 338307101 157 6295 SH SOLE 0 3730 0 0 Genesee & Wyoming Inc.(Cl A) Class A 371559105 135 1715 SH SOLE 0 1015 0 0 GroupOn Common 399473107 119 23260 SH SOLE 0 13785 0 0 GrubHub, Inc. Common 400110102 167 2330 SH SOLE 0 1380 0 0 Halozyme Therapeutics Inc. Common 40637H109 161 7941 SH SOLE 0 4701 0 0 HealthEquity Inc Common 42226A107 202 4330 SH SOLE 0 2560 0 0 HealthSouth Corp. Common 421924309 234 4727 SH SOLE 0 2781 0 0 Healthcare Services Group, Inc. Common 421906108 83 1580 SH SOLE 0 935 0 0 Heartland Express Common 422347104 245 10500 SH SOLE 0 6220 0 0 Heico Corp. Common 422806109 180 1912 SH SOLE 0 1128 0 0 Home BancShares Inc. Common 436893200 323 13907 SH SOLE 0 8240 0 0 Integra LifeSciences Common 457985208 110 2305 SH SOLE 0 1360 0 0 Integrated Device Common 458118106 265 8905 SH SOLE 0 5275 0 0 Inter Parfums, Inc. Common 458334109 207 4765 SH SOLE 0 2815 0 0 Itron Inc Common 465741106 187 2735 SH SOLE 0 1610 0 0 J2 Global Inc. Common 48123V102 0 0 SH SOLE 0 0 0 0 Kennametal Inc. Common 489170100 137 2840 SH SOLE 0 1685 0 0 Kratos Defense & Security Solutions, Inc. Common 50077B207 129 12140 SH SOLE 0 7195 0 0 LCI Industries Common 50189K103 183 1405 SH SOLE 0 830 0 0 LGI Homes, Inc. Common 50187T106 242 3230 SH SOLE 0 1915 0 0 Ligand Pharmaceuticals Inc. Common 53220K504 198 1445 SH SOLE 0 850 0 0 Louisiana-Pacific Corp. Common 546347105 181 6890 SH SOLE 0 4020 0 0 MRC GLOBAL Common 55345K103 140 8300 SH SOLE 0 4900 0 0 MasTec Inc. Common 576323109 182 3720 SH SOLE 0 2200 0 0 Masimo Corp. Common 574795100 98 1160 SH SOLE 0 690 0 0 Matador Resources Company Common 576485205 269 8645 SH SOLE 0 5125 0 0 Medidata Solutions, Inc. Common 58471A105 126 1985 SH SOLE 0 1180 0 0 Microsemi Corporation Common 595137100 165 3185 SH SOLE 0 1870 0 0 Monolithic Power Systems Inc. Common 609839105 215 1915 SH SOLE 0 1135 0 0 National Health Investors, Inc. Common 63633D104 207 2740 SH SOLE 0 1625 0 0 Nektar Therapeutics Common 640268108 392 6560 SH SOLE 0 3890 0 0 Nevro Corp Common 64157F103 178 2585 SH SOLE 0 1535 0 0 New Relic, Inc. Common 64829B100 140 2420 SH SOLE 0 1430 0 0 Nuvasive Inc. Common 670704105 66 1130 SH SOLE 0 670 0 0 Ollie's Bargain Outlet Holdings, Inc. Common 681116109 176 3300 SH SOLE 0 1955 0 0 Paycom Software, Inc. Common 70432V102 176 2185 SH SOLE 0 1295 0 0 Paylocity Holdings Corp. Common 70438V106 255 5405 SH SOLE 0 3205 0 0 Physicians Realty Trust Common 71943U104 58 3223 SH SOLE 0 1910 0 0 Pinnacle Foods, Inc. Common 72348P104 166 2790 SH SOLE 0 1655 0 0 Planet Fitness Inc. Common 72703H101 271 7830 SH SOLE 0 4635 0 0 Portola Pharmaceuticals Inc. Common 737010108 84 1725 SH SOLE 0 1025 0 0 Prestige Brands Holdings Inc. Common 74112D101 119 2685 SH SOLE 0 1580 0 0 Primerica, Inc. Common 74164M108 231 2275 SH SOLE 0 1340 0 0 Proofpoint Inc. Common 743424103 151 1696 SH SOLE 0 1001 0 0 Pure Storage, Inc. Class A Class A 74624M102 154 9725 SH SOLE 0 5765 0 0 RBC Bearings Incorporated Common 75524B104 265 2095 SH SOLE 0 1240 0 0 Rapid7 Inc. Common 753422104 160 8570 SH SOLE 0 5075 0 0 RingCentral, Inc. (Class A) Class A 76680R206 58 1190 SH SOLE 0 705 0 0 SAGE Therapeutics, Inc. Common 78667J108 167 1015 SH SOLE 0 600 0 0 Sensient Technologies Corporation Common 81725T100 91 1240 SH SOLE 0 735 0 0 Silicon Laboratories Inc. Common 826919102 195 2210 SH SOLE 0 1275 0 0 Steven Madden Ltd. Common 556269108 171 3660 SH SOLE 0 2170 0 0 Supernus Pharmaceuticals, Inc. Common 868459108 108 2710 SH SOLE 0 1605 0 0 Teledyne Technologies Inc Common 879360105 314 1736 SH SOLE 0 1051 0 0 Tenneco Inc. Common 880349105 156 2670 SH SOLE 0 1580 0 0 Tetra Tech Inc. Common 88162G103 206 4275 SH SOLE 0 2535 0 0 Texas Capital Bancshares, Inc. Common 88224Q107 242 2720 SH SOLE 0 1610 0 0 U.S Concrete Common 90333L201 228 2725 SH SOLE 0 1605 0 0 Ultragenyx Pharmaceutical, Inc. Common 90400D108 76 1640 SH SOLE 0 970 0 0 Varonis Systems Inc. Common 922280102 198 4070 SH SOLE 0 2405 0 0 Vonage Holdings Corp Common 92886T201 142 13915 SH SOLE 0 8245 0 0 Wingstop, Inc. Common 974155103 232 5960 SH SOLE 0 3530 0 0 Woodward Inc. Common 980745103 294 3840 SH SOLE 0 2260 0 0 Wright Medical Group NV Common N96617118 119 5370 SH SOLE 0 3180 0 0