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Institutional Investment Manager
FORTALEZA ASSET MANAGEMENT INC/
FORTALEZA ASSET MANAGEMENT INC/ (CIK: 0001003279) incorporated in Illinois, located at 8770 West Bryn Mawr, Chicago, IL. Institutional holdings reported to the SEC.

Institutional Holdings (2015Q4)
Portfolio Summary: 192 holdings with a total value of $165,339,000.
#
Name
Shares
Value ($)
%
Options
Notes
51 EOG RES INC 18,005 1,275,000 0.77%
52 RENASANT CORP 13,815 475,000 0.29%
53 ULTIMATE SOFTWARE GROUP INCORPORATED 2,060 403,000 0.24%
54 CASEY'S GENERAL STORES INC COM 3,291 396,000 0.24%
55 CEMPRA INC 11,495 358,000 0.22%
56 SONIC CORP 10,455 338,000 0.20%
57 HEICO CORP NEW 5,940 323,000 0.20%
58 SPECTRANETICS CORP 21,141 318,000 0.19%
59 STERIS PLC SHS USD 4,165 314,000 0.19%
60 MANHATTAN ASSOCIATES INC 4,715 312,000 0.19%
61 MICROSEMI CORP 9,475 309,000 0.19%
62 PHYSICIANS RLTY TR 18,353 309,000 0.19%
63 HOME BANCSHARES INC 7,626 309,000 0.19%
64 BLACKHAWK NETWORK 6,895 305,000 0.18%
65 DYAX CORP COM CVR 7,770 292,000 0.18%
66 WOODWARD INC 5,810 289,000 0.17%
67 AMERICAN EAGLE OUTFITTERS NE 18,470 286,000 0.17%
68 QLIK TECHNOLOGIES INC COM 8,905 282,000 0.17%
69 IMAX CORP 7,915 281,000 0.17%
70 J2 GLOBAL INC 3,372 278,000 0.17%
71 TYLER TECHNOLOGIES INC 1,590 277,000 0.17%
72 CARA THERAPEUTICS INC 16,195 273,000 0.17%
73 NEUROCRINE BIOSCIE COM USD0.001 4,800 272,000 0.16%
74 BANK OF THE OZARKS INC 5,390 267,000 0.16%
75 SPS COMM INC 3,770 265,000 0.16%
76 CHEMTURA CORP 9,276 253,000 0.15%
77 HALOZYME THERAPEUTICS INC 14,011 243,000 0.15%
78 TELEDYNE TECHNOLOGIES INC 2,731 242,000 0.15%
79 CEB Inc 3,945 242,000 0.15%
80 Q2 Holdings Inc 9,175 242,000 0.15%
81 DAVE & BUSTERS ENTMT INC 5,800 242,000 0.15%
82 HUBSPOT INCORPORATED 4,230 238,000 0.14%
83 LIGAND PHARMACEUTICALS INC 2,185 237,000 0.14%
84 BERRY PLASTICS GROUP INC 6,535 236,000 0.14%
85 ELLIE MAE INCORPORATED 3,900 235,000 0.14%
86 PAREXEL INTERNATIONAL CORPORATION 3,410 232,000 0.14%
87 PAYCOM SOFTWARE INC 6,126 231,000 0.14%
88 ATRICURE INC 10,230 230,000 0.14%
89 BioTelemetry Inc 19,510 228,000 0.14%
90 EXPRESS INC COM 12,950 224,000 0.14%
91 Callidus Software Inc 11,630 216,000 0.13%
92 ABIOMED INC 2,380 215,000 0.13%
93 WORKIVA INC 12,005 211,000 0.13%
94 BRUNSWICK CORP 4,150 210,000 0.13%
95 ZENDESK INC 7,405 196,000 0.12%
96 KITE PHARMA INCORPORATED 3,130 193,000 0.12%
97 PORTOLA PHARMACEUTICALS INC 3,740 192,000 0.12%
98 WAYFAIR INC 3,985 190,000 0.11%
99 GIGAMON INC 7,130 189,000 0.11%
100 RINGCENTRAL INC 7,965 188,000 0.11%
Page 2 of 4

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0000909012-16-000367, filed 2016.01.26).

From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.