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Institutional Investment Manager
Portolan Capital Management, LLC
Portolan Capital Management, LLC (CIK: 0001350290) incorporated in Delaware, located at 2 International Place, 26th Floor, Boston, MA. Institutional holdings reported to the SEC.

Institutional Holdings (2016Q1)
Portfolio Summary: 111 holdings with a total value of $746,820,000.
#
Name
Shares
Value ($)
%
Options
Notes
1 GUIDANCE SOFTWARE INC 231,011 993,000 0.13%
2 PERRIGO CO PLC 8,660 1,108,000 0.15%
3 COMSCORE INC 40,978 1,231,000 0.16%
4 Del Taco Restaurants, Inc. 122,014 1,260,000 0.17%
5 BAIDU INC 7,494 1,430,000 0.19%
6 CPI CARD GROUP INC 190,645 1,571,000 0.21%
7 AGIOS PHARMACEUTICALS INC 42,589 1,729,000 0.23%
8 QAD Inc 82,750 1,758,000 0.24%
9 INTERFACE INC COM 99,298 1,841,000 0.25%
10 FERROGLOBE PLC SHS 209,392 1,845,000 0.25%
11 ORION ENGINEERED CARBONS S A 132,887 1,876,000 0.25%
12 SANOFI SPOND FUNSPONSORED ADR 227,051 1,900,000 0.25%
13 COVISINT CORP 992,908 1,986,000 0.27%
14 INSTRUCTURE INC COM 112,787 2,023,000 0.27%
15 EXPEDIA INC DEL 19,881 2,144,000 0.29%
16 SPS COMM INC 50,547 2,170,000 0.29%
17 GLAUKOS CORP 132,711 2,238,000 0.30%
18 FLWS/1-800 FLOWERS CL A 295,313 2,327,000 0.31%
19 Natera, Inc. 257,787 2,454,000 0.33%
20 CONTAINER STORE GROUP INC 427,951 2,512,000 0.34%
21 GODADDY INC 80,677 2,608,000 0.35%
22 BLUEBIRD BIO INC COM 64,065 2,723,000 0.36%
23 ADOBE INC 29,136 2,733,000 0.37%
24 CHECK POINT SOFTWARE TECH LT 31,369 2,744,000 0.37%
25 AUTOBYTEL INC COM NEW 160,255 2,782,000 0.37%
26 SHORETEL INC 396,142 2,947,000 0.39%
27 LUMENTUM HLDGS INC COM 112,055 3,022,000 0.40%
28 SLM CORP 475,948 3,027,000 0.41%
29 HERSHA HOSPITALITY TR 143,395 3,060,000 0.41%
30 SERES THERAPEUTICS INC 119,276 3,168,000 0.42%
31 Xura Inc. 163,060 3,207,000 0.43%
32 VCA INCORPORATED 56,470 3,258,000 0.44%
33 RELYPSA INC 244,593 3,314,000 0.44%
34 CEMPRA INC 195,183 3,420,000 0.46%
35 SKECHERS U S A INC 112,922 3,438,000 0.46%
36 KONA GRILL INC COM 265,755 3,442,000 0.46%
37 COGNIZANT TECHNOLOGY SOLUTIO 56,011 3,512,000 0.47%
38 FIVE9 INC 405,471 3,605,000 0.48%
39 MINERALS TECHNOLOGIES INC 65,156 3,704,000 0.50%
40 OVASCIENCE INC COM 392,356 3,723,000 0.50%
41 SHUTTERFLY INC 81,125 3,762,000 0.50%
42 SEQUENOM INC 2,686,304 3,788,000 0.51%
43 WIX COM LTD 195,373 3,960,000 0.53%
44 SUPERNUS PHARMACEUTICALS INC 260,921 3,979,000 0.53%
45 ALLIANCE DATA SYSTEMS CORP 18,161 3,995,000 0.53%
46 VONAGE HLDGS CORP 880,583 4,024,000 0.54%
47 TWITTER INC 248,378 4,111,000 0.55%
48 QUALYS INC 162,593 4,115,000 0.55%
49 CONFORMIS INCORPORATED 393,494 4,230,000 0.57%
50 HUBSPOT INCORPORATED 97,682 4,261,000 0.57%
Page 1 of 3

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001104659-16-120820, filed 2016.05.13).

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.