Portolan Capital Management 13F-HR Quarterly holdings report by institutional manager

The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
The reader should not assume that the information is accurate and complete.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F

FORM 13F INFORMATION TABLE

OMB APPROVAL

OMB Number:		3235-0006
Expires:	Oct 31, 2018
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COLUMN 1	COLUMN 2	COLUMN 3	COLUMN 4	COLUMN 5			COLUMN 6	COLUMN 7	COLUMN 8
			VALUE	SHRS OR	SH/	PUT/	INVESTMENT	OTHER	VOTING AUTHORITY
NAME OF ISSUER	TITLE OF CLASS	CUSIP	(x$1000)	PRN AMT	PRN	CALL	DISCRETION	MANAGER	SOLE	SHARED	NONE
1-800-FLOWERS.COM	COM	68243Q106	5,571	765,181	SH		SOLE		765,181	0	0
3 D SYSTEMS CORPORATION	COM	88554D205	5,126	589,826	SH		SOLE		589,826	0	0
8X8, INC.	COM	282914100	28,508	2,489,751	SH		SOLE		2,489,751	0	0
AARON RENTS, INC.	COM	002535300	5,031	224,694	SH		SOLE		224,694	0	0
ABIOMED, INC.	COM	003654100	7,142	79,110	SH		SOLE		79,110	0	0
ADVANCE AUTO PARTS, INC.	COM	00751Y106	4,136	27,481	SH		SOLE		27,481	0	0
AKAMAI TECHNOLOGIES, INC.	COM	00971T101	5,191	98,637	SH		SOLE		98,637	0	0
ALPHABET INC.	COM	02079K107	14,573	19,203	SH		SOLE		19,203	0	0
ALTISOURCE RESIDENTIAL CORPORATION	COM	02153W100	3,379	272,296	SH		SOLE		272,296	0	0
AMERICAN AIRLINES GROUP, INC.	COM	02376R102	2,589	61,123	SH		SOLE		61,123	0	0
ANALOGIC CORPORATION	COM	032657207	2,384	28,858	SH		SOLE		28,858	0	0
ANIKA THERAPEUTICS, INC.	COM	035255108	18,645	488,595	SH		SOLE		488,595	0	0
AON PLC	COM	G0408V102	11,041	119,742	SH		SOLE		119,742	0	0
APPLIED OPTOELECTRONICS, INC.	COM	03823U102	7,495	436,759	SH		SOLE		436,759	0	0
ASBURY AUTOMOTIVE GROUP, INC.	COM	043436104	8,112	120,287	SH		SOLE		120,287	0	0
AUTOBYTEL, INC.	COM	05275N205	1,793	79,459	SH		SOLE		79,459	0	0
BAIDU, INC.	COM	056752108	6,135	32,451	SH		SOLE		32,451	0	0
BARRACUDA NETWORKS, INC.	COM	068323104	4,995	267,374	SH		SOLE		267,374	0	0
BEST BUY CO., INC.	COM	086516101	2,090	68,624	SH		SOLE		68,624	0	0
BIO-RAD LABORATORIES, INC.	COM	090572207	3,616	26,077	SH		SOLE		26,077	0	0
BIOTIE THERAPIES	COM	09074D103	1,784	124,314	SH		SOLE		124,314	0	0
BLUEBIRD BIO, INC.	COM	09609G100	3,513	54,710	SH		SOLE		54,710	0	0
BOTTOMLINE TECHNOLOGIES, INC.	COM	101388106	7,735	260,181	SH		SOLE		260,181	0	0
BRAVO BRIO RESTAURANT GROUP, INC.	COM	10567B109	2,984	331,523	SH		SOLE		331,523	0	0
BROADSOFT, INC.	COM	11133B409	5,652	159,842	SH		SOLE		159,842	0	0
BROOKDALE SENIOR LIVING, INC.	COM	112463104	5,712	309,405	SH		SOLE		309,405	0	0
CALLIDUS SOFTWARE, INC.	COM	13123E500	24,436	1,315,861	SH		SOLE		1,315,861	0	0
CAPITAL SENIOR LIVING CORPORATION	COM	140475104	12,419	595,353	SH		SOLE		595,353	0	0
CARE COM, INC.	COM	141633107	8,599	1,201,003	SH		SOLE		1,201,003	0	0
CARROLS RESTAURANT GROUP, INC.	COM	14574X104	3,990	339,842	SH		SOLE		339,842	0	0
CASELLA WASTE SYSTEMS, INC.	COM	147448104	20,587	3,442,603	SH		SOLE		3,442,603	0	0
CHECK POINT SOFTWARE TECHNOLOGIES	COM	M22465104	4,612	56,671	SH		SOLE		56,671	0	0
CHEESECAKE FACTORY, INC.	COM	163072101	5,799	125,768	SH		SOLE		125,768	0	0
COGENT COMMUNICATIONS	COM	19239V302	2,468	71,142	SH		SOLE		71,142	0	0
COGNIZANT TECHNOLOGY SOLUTIONS CORPORATION	COM	192446102	4,601	76,660	SH		SOLE		76,660	0	0
COMPUTER PROGRAMS & SYSTEMS	COM	205306103	8,333	167,505	SH		SOLE		167,505	0	0
COMSCORE, INC.	COM	20564W105	4,904	119,175	SH		SOLE		119,175	0	0
CONTINENTAL BLDG PRODS, INC.	COM	211171103	1,940	111,101	SH		SOLE		111,101	0	0
COOPER TIRE & RUBBER CO.	COM	216831107	2,494	65,885	SH		SOLE		65,885	0	0
CORELOGIC, INC.	COM	21871D103	5,013	148,046	SH		SOLE		148,046	0	0
COTT CORPORATION	COM	22163N106	136	12,331	SH		SOLE		12,331	0	0
COVENANT TRANSPORTATION GROUP, INC.	COM	22284P105	6,961	368,486	SH		SOLE		368,486	0	0
COVISINT CORPORATION	COM	22357R103	7,680	3,072,129	SH		SOLE		3,072,129	0	0
CRYOLIFE, INC.	COM	228903100	2,417	224,230	SH		SOLE		224,230	0	0
DELPHI AUTOMOTIVE PLC	COM	G27823106	3,438	40,103	SH		SOLE		40,103	0	0
DESTINATION MATERNITY CORPORATION	COM	25065D100	3,323	381,134	SH		SOLE		381,134	0	0
DESTINATION XL GROUP, INC.	COM	25065K104	7,061	1,279,113	SH		SOLE		1,279,113	0	0
DSW, INC.	COM	23334L102	2,154	90,294	SH		SOLE		90,294	0	0
EL POLLO LOCO HOLDINGS, INC.	COM	268603107	356	28,226	SH		SOLE		28,226	0	0
ELECTRONIC ARTS	COM	285512109	6,836	99,483	SH		SOLE		99,483	0	0
EURONET WORLDWIDE, INC.	COM	298736109	18,395	253,976	SH		SOLE		253,976	0	0
EXPEDIA, INC.	COM	30212P303	4,575	36,809	SH		SOLE		36,809	0	0
FACEBOOK, INC.	COM	30303M102	1,337	12,775	SH		SOLE		12,775	0	0
FEDERAL AGRICULTURAL MORTGAGE CORPORATION	COM	313148306	3,800	120,364	SH		SOLE		120,364	0	0
FIDELITY NATIONAL FINANCIAL, INC.	COM	31620R303	6,826	196,896	SH		SOLE		196,896	0	0
FIESTA RESTAURANT GROUP, INC.	COM	31660B101	10,532	313,454	SH		SOLE		313,454	0	0
FIREEYE, INC.	COM	31816Q101	5,556	267,901	SH		SOLE		267,901	0	0
FIVE STAR QUALITY CARE, INC.	COM	33832D106	6,505	2,045,562	SH		SOLE		2,045,562	0	0
FIVE9, INC.	COM	338307101	6,939	797,530	SH		SOLE		797,530	0	0
FLAMEL TECHNOLOGIES	COM	338488109	12,739	1,043,292	SH		SOLE		1,043,292	0	0
GENTEX CORPORATION	COM	371901109	3,084	192,656	SH		SOLE		192,656	0	0
GENWORTH FINANCIAL, INC.	COM	37247D106	4,935	1,323,055	SH		SOLE		1,323,055	0	0
GODADDY.COM, INC.	COM	380237107	214	6,663	SH		SOLE		6,663	0	0
GROUPON, INC.	COM	399473107	13,733	4,473,394	SH		SOLE		4,473,394	0	0
HARMAN INTERNATIONAL INDUSTRIES, INC.	COM	413086109	1,563	16,586	SH		SOLE		16,586	0	0
INCONTACT, INC.	COM	45336E109	40,889	4,286,052	SH		SOLE		4,286,052	0	0
INPHI CORPORATION	COM	45772F107	1,066	39,445	SH		SOLE		39,445	0	0
KONA GRILL, INC.	COM	50047H201	1,692	106,652	SH		SOLE		106,652	0	0
LIFELOCK, INC.	COM	53224V100	8,897	619,991	SH		SOLE		619,991	0	0
LIONBRIDGE TECHNOLOGIES, INC.	COM	536252109	6,763	1,377,299	SH		SOLE		1,377,299	0	0
LIONS GATE ENTERTAINMENT CORPORATION	COM	535919203	3,110	96,010	SH		SOLE		96,010	0	0
MAGNA INTERNATIONAL, INC.	COM	559222401	1,946	47,968	SH		SOLE		47,968	0	0
MARKETO, INC.	COM	57063L107	12,153	423,303	SH		SOLE		423,303	0	0
MATCH GROUP, INC.	COM	57665R106	5,768	425,681	SH		SOLE		425,681	0	0
MICRON TECHNOLOGY, INC.	COM	595112103	1,594	112,605	SH		SOLE		112,605	0	0
MODEL N, INC.	COM	607525102	6,288	563,419	SH		SOLE		563,419	0	0
MONSTER WORLDWIDE, INC.	COM	611742107	208	36,307	SH		SOLE		36,307	0	0
NEWPORT CORPORATION	COM	651824104	4,104	258,587	SH		SOLE		258,587	0	0
NEWS CORPORATION	COM	65249B109	11,099	830,728	SH		SOLE		830,728	0	0
OCULAR THERAPEUTIX, INC.	COM	67576A100	1,418	151,292	SH		SOLE		151,292	0	0
OVERSTOCK.COM, INC.	COM	690370101	1,773	144,421	SH		SOLE		144,421	0	0
OXFORD INDUSTRIES, INC.	COM	691497309	733	11,480	SH		SOLE		11,480	0	0
PARTY CITY HOLDCO, INC.	COM	702149105	878	67,971	SH		SOLE		67,971	0	0
PATRIOT NATIONAL, INC.	COM	70338T102	1,994	297,182	SH		SOLE		297,182	0	0
PERRIGO COMPANY PLC	COM	G97822103	5,537	38,264	SH		SOLE		38,264	0	0
PREMIER, INC.	COM	74051N102	13,110	371,706	SH		SOLE		371,706	0	0
QUALYS, INC.	COM	74758T303	3,808	115,067	SH		SOLE		115,067	0	0
RACKSPACE HOSTING, INC.	COM	750086100	5,639	222,715	SH		SOLE		222,715	0	0
RADWARE LTD.	COM	M81873107	7,454	485,889	SH		SOLE		485,889	0	0
RENT-A-CENTER, INC.	COM	76009N100	2,114	141,200	SH		SOLE		141,200	0	0
RESTORATION HARDWARE, INC.	COM	761283100	5,795	72,935	SH		SOLE		72,935	0	0
RINGCENTRAL, INC.	COM	76680R206	12,683	537,855	SH		SOLE		537,855	0	0
SCIQUEST, INC.	COM	80908T101	13,283	1,024,160	SH		SOLE		1,024,160	0	0
SEQUENOM, INC.	COM	817337405	7,157	4,363,944	SH		SOLE		4,363,944	0	0
SHORETEL, INC.	COM	825211105	4,479	506,096	SH		SOLE		506,096	0	0
SHUTTERFLY, INC.	COM	82568P304	3,344	75,055	SH		SOLE		75,055	0	0
SM ENERGY CO.	COM	78454L100	1,946	98,992	SH		SOLE		98,992	0	0
SMART & FINAL STORES, INC.	COM	83190B101	2,716	149,148	SH		SOLE		149,148	0	0
SOUTHWEST AIRLINES CO.	COM	844741108	3,537	82,150	SH		SOLE		82,150	0	0
SPIRIT AIRLINES, INC.	COM	848577102	12,353	309,996	SH		SOLE		309,996	0	0
SPROUTS FARMERS MARKET, INC.	COM	85208M102	5,162	194,139	SH		SOLE		194,139	0	0
STAMPS.COM. INC,	COM	852857200	27,746	253,135	SH		SOLE		253,135	0	0
STERIS PLC	COM	G84720104	4,766	63,257	SH		SOLE		63,257	0	0
SUPERNUS PHARMACEUTICALS, INC.	COM	868459108	2,457	182,789	SH		SOLE		182,789	0	0
TANGOE, INC.	COM	87582Y108	3,979	474,252	SH		SOLE		474,252	0	0
TECHTARGET, INC.	COM	87874R100	3,666	456,568	SH		SOLE		456,568	0	0
GOODYEAR TIRE & RUBBER CO.	COM	382550101	14,883	455,569	SH		SOLE		455,569	0	0
TILE SHOP, INC.	COM	88677Q109	211	12,842	SH		SOLE		12,842	0	0
TOWER SEMICONDUCTOR LTD.	COM	M87915274	7,638	543,278	SH		SOLE		543,278	0	0
TOWERS WATSON & CO.	COM	891894107	7,464	58,105	SH		SOLE		58,105	0	0
TUESDAY MORNING CORPORATION	COM	899035505	7,487	1,151,868	SH		SOLE		1,151,868	0	0
TWITTER, INC.	COM	90184L102	4,271	184,554	SH		SOLE		184,554	0	0
UNISYS CORPORATION	COM	909214306	2,376	215,002	SH		SOLE		215,002	0	0
UNITED THERAPEUTICS CORPORATION	COM	91307C102	4,535	28,955	SH		SOLE		28,955	0	0
US ECOLOGY, INC.	COM	91732J102	393	10,784	SH		SOLE		10,784	0	0
VIRTUSA CORPORATION	COM	92827P102	6,188	149,676	SH		SOLE		149,676	0	0
VONAGE CORPORATION	COM	92886T201	7,655	1,333,679	SH		SOLE		1,333,679	0	0
WEB.COM GROUP, INC	COM	94733A104	3,195	159,659	SH		SOLE		159,659	0	0
WESTERN DIGITAL CORPORATION	COM	958102105	4,425	73,686	SH		SOLE		73,686	0	0
WIX .COM	COM	M98068105	4,873	214,200	SH		SOLE		214,200	0	0
XO GROUP, INC.	COM	983772104	8,084	503,348	SH		SOLE		503,348	0	0
ZAYO GROUP HOLDINGS, INC.	COM	98919V105	7,100	267,009	SH		SOLE		267,009	0	0
ZEBRA TECHNOLOGIES, INC.	COM	989207105	6,908	99,182	SH		SOLE		99,182	0	0