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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 (2015Q4)
Portfolio Summary: 123 holdings with a total value of $789,012,000.
#
Name
Shares
Value ($)
%
Options
Notes
1 COTT CORP QUE 12,331 136,000 0.02%
2 Mueller Industries Inc 36,307 208,000 0.03%
3 TILE SHOP HLDGS INC 12,842 211,000 0.03%
4 GODADDY INC 6,663 214,000 0.03%
5 EL POLLO LOCO HLDGS INC 28,226 356,000 0.05%
6 US Ecology Inc 10,784 393,000 0.05%
7 OXFORD INDS INC COM 11,480 733,000 0.09%
8 PARTY CITY HOLDCO INC COM 67,971 878,000 0.11%
9 INPHI CORPORATION 39,445 1,066,000 0.14%
10 FACEBOOK INC 12,775 1,337,000 0.17%
11 OCULAR THERAPEUTIX INC 151,292 1,418,000 0.18%
12 HARMAN INTL INDS INC 16,586 1,563,000 0.20%
13 MICRON TECHNOLOGY INC 112,605 1,594,000 0.20%
14 KONA GRILL INC COM 106,652 1,692,000 0.21%
15 BEYOND INC 144,421 1,773,000 0.22%
16 Biotie Therapies Corp. 124,314 1,784,000 0.23%
17 AUTOBYTEL INC COM NEW 79,459 1,793,000 0.23%
18 CONTINENTAL BLDG PRODS INC COM 111,101 1,940,000 0.25%
19 SM ENERGY CO 98,992 1,946,000 0.25%
20 MAGNA INTL INC 47,968 1,946,000 0.25%
21 PATRIOT NATL INC 297,182 1,994,000 0.25%
22 BEST BUY INC 68,624 2,090,000 0.26%
23 RENT A CENTER INC-NEW 141,200 2,114,000 0.27%
24 DSW INC CL A 90,294 2,154,000 0.27%
25 UNISYS CORP 215,002 2,376,000 0.30%
26 ANALOGIC CORP COM PAR $0.05 28,858 2,384,000 0.30%
27 CRYOLIFE INC 224,230 2,417,000 0.31%
28 SUPERNUS PHARMACEUTICALS INC 182,789 2,457,000 0.31%
29 COGENT COMMUNICATIONS HLDGS IN COM NEW 71,142 2,468,000 0.31%
30 COOPER TIRE RUBR CO 65,885 2,494,000 0.32%
31 AMERICAN AIRLS GROUP INC 61,123 2,589,000 0.33%
32 SMART AND FINAL STORES INC COM 149,148 2,716,000 0.34%
33 BRAVO BRIO RESTAURANT GROUP COM 331,523 2,984,000 0.38%
34 GENTEX CORP 192,656 3,084,000 0.39%
35 LIONS GATE ENTERTN 96,010 3,110,000 0.39%
36 WEBSITE PROS INC COM 159,659 3,195,000 0.40%
37 DESTINATION MATERNITY CORP 381,134 3,323,000 0.42%
38 SHUTTERFLY INC 75,055 3,344,000 0.42%
39 Altisource Residential Corp 272,296 3,379,000 0.43%
40 DELPHI AUTOMOTIVE PLC 40,103 3,438,000 0.44%
41 BLUEBIRD BIO INC COM 54,710 3,513,000 0.45%
42 SOUTHWEST AIRLS CO 82,150 3,537,000 0.45%
43 BIO RAD LABS INC 26,077 3,616,000 0.46%
44 TECHTARGET INC 456,568 3,666,000 0.46%
45 FEDERAL AGRIC MTG CORP CL C 120,364 3,800,000 0.48%
46 QUALYS INC 115,067 3,808,000 0.48%
47 TANGOE INC COM DELETED 474,252 3,979,000 0.50%
48 CARROLS RESTAURANT GROUP INC 339,842 3,990,000 0.51%
49 NEWPORT CORP 258,587 4,104,000 0.52%
50 ADVANCE AUTO PARTS INC 27,481 4,136,000 0.52%
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Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001104659-16-096432, filed 2016.02.12).

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.