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Institutional Investment Manager
Granahan Investment Management, LLC
Granahan Investment Management, LLC (CIK: 0001026710) incorporated in Massachusetts, located at 404 Wyman Street, Waltham, MA. Institutional holdings reported to the SEC.

Institutional Holdings (2015Q1)
Portfolio Summary: 231 holdings with a total value of $3,494,473,000.
#
Name
Shares
Value ($)
%
Options
Notes
101 UNDER ARMOUR INC 157,372 12,708,000 0.36%
102 EXPONENT INC 142,567 12,674,000 0.36%
103 ENDURANCE INTL GROUP HLDGS I 663,734 12,651,000 0.36%
104 IPG PHOTONICS CORP 136,373 12,642,000 0.36%
105 Intuit Inc 49,862 12,459,000 0.36%
106 CABELAS INC 221,975 12,426,000 0.36%
107 EPAM SYS INC 201,800 12,368,000 0.35%
108 RENTRAK CORP 221,877 12,327,000 0.35%
109 CALLAWAY GOLF CO 1,279,000 12,189,000 0.35%
110 BROADSOFT INC 363,923 12,177,000 0.35%
111 ALLOT COMMUNICATIONS LTD 1,360,300 11,957,000 0.34%
112 WABASH NATL CORP 834,700 11,769,000 0.34%
113 QUAKER CHEM CORP 136,860 11,721,000 0.34%
114 INPHI CORPORATION 637,551 11,368,000 0.33%
115 ALLIANCE DATA SYSTEMS CORP 38,350 11,361,000 0.33%
116 KNIGHT TRANSN INC 347,480 11,206,000 0.32%
117 BRINKER INTL INC 179,555 11,053,000 0.32%
118 HAWAIIAN HOLDINGS INC COM 501,000 11,035,000 0.32%
119 LITTELFUSE INC 110,000 10,933,000 0.31%
120 II VI INC 590,266 10,896,000 0.31%
121 SYNERON MEDICAL LTD 873,723 10,817,000 0.31%
122 PRICESMART INC 126,770 10,773,000 0.31%
123 ATRICURE INC 525,104 10,759,000 0.31%
124 LIGAND PHARMACEUTICALS INC 137,300 10,587,000 0.30%
125 ASCENA RETAIL GROUP INC COM 726,300 10,539,000 0.30%
126 CUTERA INC COM 811,554 10,485,000 0.30%
127 BOULDER BRANDS INC 1,075,350 10,248,000 0.29%
128 ASPEN TECHNOLOGY COM USD0.10 266,035 10,240,000 0.29%
129 FIESTA RESTAURANT GROUP INC COM 167,000 10,187,000 0.29%
130 ACTUA CORP 641,563 9,938,000 0.28%
131 FEI COMPANY 129,022 9,850,000 0.28%
132 PROGRESS SOFTWARE CORP COM 355,000 9,645,000 0.28%
133 APOGEE ENTERPRISES INC COM 223,100 9,638,000 0.28%
134 HARVARD BIOSCIENCE INC 1,626,636 9,467,000 0.27%
135 JETBLUE AIRWAYS CORP 490,000 9,433,000 0.27%
136 RUSH ENTERPRISES INC CL A 342,991 9,384,000 0.27%
137 DURECT CORP 4,867,935 9,298,000 0.27%
138 CECO ENVIRONMENTAL CORP 873,445 9,267,000 0.27%
139 BRUNSWICK CORP 175,060 9,007,000 0.26%
140 BOYD GAMING CORP COM 633,000 8,989,000 0.26%
141 TITAN MACHY INC COM 650,782 8,688,000 0.25%
142 FLEETMATICS GROUP PLC 187,000 8,387,000 0.24%
143 LITHIA MTRS INC COM 82,600 8,211,000 0.23%
144 KONA GRILL INC COM 283,490 8,057,000 0.23%
145 CVENT INC COM 285,385 8,002,000 0.23%
146 CINEMARK HOLDINGS INC 177,060 7,980,000 0.23%
147 PROTO LABS INC COM 109,098 7,637,000 0.22%
148 GENTHERM INC 150,610 7,607,000 0.22%
149 NATURAL GROCERS VITAMIN CTGE 275,300 7,601,000 0.22%
150 YODLEE INC 556,831 7,495,000 0.21%
Page 3 of 5

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001026710-15-000004, filed 2015.04.10).

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.