Oberweis Asset Management 13FHR Quarterly holdings report by institutional manager | SEC 14 Feb 20

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
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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
ACCO Brands Corporation	com	00081T108	499	53,300	SH		SOLE		53,300	0	0
AMC Entertainment Holdings, In	com	00165c104	402	55,530	SH		SOLE		55,530	0	0
Addus Homecare Corp.	com	006739106	2,671	27,470	SH		SOLE		22,030	0	5,440
Adesto Technologies Corp.	com	00687D101	580	68,200	SH		SOLE		68,200	0	0
Advansix, Inc.	com	00773T101	252	12,640	SH		SOLE		12,600	0	40
Agco Corp	com	001084102	877	11,355	SH		SOLE		11,355	0	0
Air Transport Services Group,	com	00922R105	1,075	45,830	SH		SOLE		45,830	0	0
Alibaba ADR	com	01609W102	7,652	36,075	SH		SOLE		34,130	0	1,945
Allied Motion Technologies	com	019330109	1,154	23,800	SH		SOLE		23,800	0	0
Allscripts Healthcare Solution	com	01988P108	236	24,000	SH		SOLE		24,000	0	0
Amedisys Inc.	com	023436108	1,178	7,055	SH		SOLE		3,440	0	3,615
Ameresco, Inc.	com	02361E108	1,222	69,808	SH		SOLE		69,808	0	0
America's Car-Mart	com	03062T105	548	5,000	SH		SOLE		5,000	0	0
American Eagle Outfitters	com	02553E106	316	21,500	SH		SOLE		21,500	0	0
American Power Corp	com	02906t107	0	10,000	SH		SOLE		0	0	10,000
Amgen, Inc.	com	031162100	364	1,511	SH		SOLE		0	0	1,511
Antares Pharma, Inc.	com	036642106	528	112,300	SH		SOLE		112,300	0	0
Apple, Inc.	com	037833100	741	2,522	SH		SOLE		60	0	2,462
Arcosa, Inc.	com	039653100	236	5,300	SH		SOLE		5,300	0	0
Associated Banc-Corp	com	045487105	814	36,940	SH		SOLE		36,940	0	0
Audio Codes ADR	com	m15342104	28,932	1,126,187	SH		SOLE		875,887	0	250,300
Autohome, Inc. ADR	com	05278c107	880	11,000	SH		SOLE		11,000	0	0
Avatar Ventures	com	05350B100	0	10,000	SH		SOLE		0	0	10,000
Axcelis Technologies	com	054540208	1,928	80,000	SH		SOLE		80,000	0	0
BHP Billiton Ltd. ADR	com	088606108	204	3,722	SH		SOLE		140	0	3,582
Baidu Inc. Spon ADR	com	056752108	1,423	11,260	SH		SOLE		11,000	0	260
Bandwidth, Inc.	com	05988J103	4,054	63,289	SH		SOLE		48,869	0	14,420
Bank of New York Mellon Corp.	com	064058100	244	4,842	SH		SOLE		0	0	4,842
Baudax Bio, Inc.	com	07160F107	557	80,420	SH		SOLE		80,420	0	0
Belden, Inc.	com	077454106	286	5,200	SH		SOLE		5,200	0	0
Benchmark Electronics Inc	com	08160H101	682	19,840	SH		SOLE		19,840	0	0
BioDelivery Sciences Internati	com	09060J106	987	156,100	SH		SOLE		156,100	0	0
Blucora, Inc.	com	095229100	439	16,800	SH		SOLE		16,800	0	0
Boot Barn Hldgs, Inc.	com	099406100	748	16,800	SH		SOLE		16,800	0	0
Bottomline Technologies	com	101388106	1,080	20,150	SH		SOLE		12,220	0	7,930
CACI International, Inc.	com	127190304	3,566	14,265	SH		SOLE		10,750	0	3,515
CNO Financial Group, Inc.	com	12621E103	836	46,130	SH		SOLE		46,130	0	0
CRA Int'l Inc.	com	12618T105	1,024	18,800	SH		SOLE		18,800	0	0
Cabot Microelectronics Corp.	com	12709P103	1,443	10,000	SH		SOLE		5,744	0	4,257
Camtek, Ltd.	com	m20791105	1,012	93,400	SH		SOLE		93,400	0	0
Cardtronics, Inc.	com	G1991C105	1,322	29,600	SH		SOLE		29,600	0	0
Carpenter Technology Corp.	com	144285103	612	12,300	SH		SOLE		12,300	0	0
Castle Biosciences, Inc.	com	14843C105	1,760	51,200	SH		SOLE		51,200	0	0
Cato Corporation	com	149205106	435	25,000	SH		SOLE		25,000	0	0
Centerstate Bank Corp.	com	15201P109	210	8,406	SH		SOLE		0	0	8,406
Central Pacific Financial Corp	com	154760409	1,198	40,500	SH		SOLE		40,500	0	0
Chart Industries Inc.	com	16115Q308	1,697	25,150	SH		SOLE		14,620	0	10,530
Clarus Corp.	com	18270P109	555	40,900	SH		SOLE		40,900	0	0
Cleveland-Cliffs Inc.	com	185899101	218	26,000	SH		SOLE		26,000	0	0
Coherus Biosciences, Inc.	com	19249H103	677	37,600	SH		SOLE		37,600	0	0
Collegium Pharmaceutical, Inc.	com	19459J104	953	46,300	SH		SOLE		46,300	0	0
Comtech Telecommunications CP	com	205826209	944	26,600	SH		SOLE		26,600	0	0
Conmed Corporation	com	207410101	1,182	10,570	SH		SOLE		6,230	0	4,340
Constellium NV Cl A	com	F21107101	33,084	2,468,925	SH		SOLE		1,921,425	0	547,500
Corelogic Inc.	com	21871D103	285	6,530	SH		SOLE		6,530	0	0
Cornerstone Ondemand, Inc.	com	21925Y103	2,040	34,850	SH		SOLE		15,730	0	19,120
Cutera Inc	com	232109108	1,250	34,900	SH		SOLE		34,900	0	0
DMC Global, Inc.	com	23291C103	6,054	134,721	SH		SOLE		104,514	0	30,207
Dana Inc.	com	235825205	813	44,680	SH		SOLE		44,680	0	0
Deckers Outdoor Corp.	com	243537107	2,107	12,480	SH		SOLE		5,750	0	6,730
Digi International I	com	253798102	675	38,100	SH		SOLE		38,100	0	0
Digital Turbine, Inc.	com	25400W102	1,060	148,700	SH		SOLE		148,700	0	0
EPlus, Inc.	com	294268107	287	3,400	SH		SOLE		3,400	0	0
Ehealth, Inc.	com	28238P109	7,507	78,132	SH		SOLE		62,661	0	15,471
Eldorado Resorts, Inc.	com	28470R102	791	13,270	SH		SOLE		3,020	0	10,250
Ensign Group, Inc.	com	29358p101	236	5,200	SH		SOLE		5,200	0	0
Entercom Communication	com	293639100	108	23,200	SH		SOLE		23,200	0	0
Enterprise Finl Svcs	com	293712105	1,669	34,620	SH		SOLE		28,150	0	6,470
EverQuote, Inc.	com	30041R108	783	22,800	SH		SOLE		22,800	0	0
Federal Signal Corp.	com	313855108	916	28,410	SH		SOLE		28,410	0	0
Fitbit, Inc.	com	33812L102	122	18,600	SH		SOLE		18,600	0	0
Fti Consulting Inc.	com	302941109	321	2,900	SH		SOLE		2,900	0	0
Fulton Financial Corp.	com	360271100	730	41,900	SH		SOLE		41,900	0	0
GDS Holdings Ltd. ADR	com	36165L108	2,814	54,561	SH		SOLE		54,361	0	200
Granite Construction	com	387328107	235	8,500	SH		SOLE		8,500	0	0
Graphic Packaging Hldg., Co.	com	388689101	738	44,300	SH		SOLE		44,300	0	0
Gray Television, Inc.	com	389375106	1,142	53,250	SH		SOLE		34,290	0	18,960
Green Brick Partners, Inc.	com	392709101	313	27,233	SH		SOLE		27,233	0	0
Greif, Inc.	com	397624107	453	10,256	SH		SOLE		10,256	0	0
Griffon Corp.	com	398433102	581	28,600	SH		SOLE		28,600	0	0
Gulfport Energy Corp.	com	402635304	298	97,900	SH		SOLE		97,900	0	0
H&E Equipment Services, Inc.	com	404030108	592	17,700	SH		SOLE		17,700	0	0
Hancock Whitney Corp.	com	410120109	903	20,590	SH		SOLE		20,590	0	0
Harmonic, Inc.	com	413160102	629	80,600	SH		SOLE		80,600	0	0
Heritage Ins Hldgs, Inc.	com	42727J102	681	51,413	SH		SOLE		51,413	0	0
Hope Bancorp, Inc.	com	43940T109	840	56,500	SH		SOLE		56,500	0	0
Huazhu Group Ltd ADR	com	44332N106	1,202	30,000	SH		SOLE		30,000	0	0
INPHI Corp.	com	45772F107	2,978	40,230	SH		SOLE		27,100	0	13,130
Impinj, Inc.	com	453204109	913	35,300	SH		SOLE		35,300	0	0
Inmode Ltd.	com	M5425M103	1,247	31,800	SH		SOLE		31,800	0	0
Intel Corporation	com	458140100	366	6,111	SH		SOLE		0	0	6,111
Iridium Communications Inc.	com	46269C102	384	15,600	SH		SOLE		15,600	0	0
JD.com ADR	com	47215P106	1,418	40,250	SH		SOLE		40,000	0	250
JP Morgan Chase & Company Inc.	com	46625H100	635	4,553	SH		SOLE		140	0	4,413
Jabil Inc.	com	466313103	393	9,500	SH		SOLE		9,500	0	0
Johnson & Johnson	com	478160104	350	2,403	SH		SOLE		0	0	2,403
Knowles Corp.	com	49926D109	1,643	77,700	SH		SOLE		77,700	0	0
Limelight Networks, Inc.	com	53261M104	764	187,300	SH		SOLE		187,300	0	0
LiqTech International, Inc	com	53632A201	1,480	252,980	SH		SOLE		252,980	0	0
M/I Homes, Inc.	com	55305B101	677	17,200	SH		SOLE		17,200	0	0
Malibu Boats, Inc.	com	56117J100	2,208	53,930	SH		SOLE		37,150	0	16,780
Marchex Inc. Class B	com	56624R108	753	199,300	SH		SOLE		199,300	0	0
Mastec, Inc.	com	576323109	779	12,140	SH		SOLE		12,140	0	0
Mastercard, Inc.	com	57636Q104	524	1,753	SH		SOLE		0	0	1,753
Matrix Service Co.	com	576853105	604	26,400	SH		SOLE		26,400	0	0
Matson, Inc.	com	57686g105	585	14,345	SH		SOLE		13,945	0	400
McDonald's Corporation	com	580135101	209	1,056	SH		SOLE		0	0	1,056
McGrath RentCorp	com	580589109	1,653	21,600	SH		SOLE		21,600	0	0
Mednax, Inc.	com	58502B106	856	30,811	SH		SOLE		30,811	0	0
Mercury Systems, Inc.	com	589378108	1,013	14,665	SH		SOLE		9,470	0	5,195
Meta Financial Group, Inc.	com	59100U108	975	26,700	SH		SOLE		26,700	0	0
Methode Electronics, Inc.	com	591520200	779	19,800	SH		SOLE		19,800	0	0
Microsoft Corp.	com	594918104	590	3,740	SH		SOLE		0	0	3,740
Mobileiron, Inc.	com	60739U204	1,006	206,900	SH		SOLE		206,900	0	0
Model N, Inc.	com	607525102	386	11,000	SH		SOLE		11,000	0	0
Monmouth Real Estate Invt Corp	com	609720107	206	14,200	SH		SOLE		14,200	0	0
Napco Sec Technologies, Inc.	com	630402105	1,356	46,137	SH		SOLE		46,137	0	0
National Health Investors, Inc	com	63633d104	647	7,940	SH		SOLE		7,940	0	0
National Healthcare	com	635906100	648	7,500	SH		SOLE		7,500	0	0
Navient Corp.	com	63938c108	293	21,400	SH		SOLE		21,400	0	0
New Jersey Res Corp.	com	646025106	737	16,530	SH		SOLE		16,530	0	0
New Oriental Education ADR	com	647581107	1,879	15,500	SH		SOLE		15,500	0	0
Newmont Mining	com	651639106	266	6,114	SH		SOLE		400	0	5,714
Nomad Foods Ltd.	com	G6564A105	22,788	1,018,679	SH		SOLE		798,779	0	219,900
Northwest Pipe Co.	com	667746101	893	26,800	SH		SOLE		26,800	0	0
O-I Glass, Inc.	com	67098H104	121	10,130	SH		SOLE		10,130	0	0
Old National Bancorp	com	680033107	1,182	64,615	SH		SOLE		64,615	0	0
OneSpan, Inc.	com	68287N100	1,270	74,200	SH		SOLE		70,700	0	3,500
Oshkosh Corp.	com	688239201	988	10,440	SH		SOLE		10,440	0	0
Oxford Immunotec Global Plc	com	G6855A103	1,082	65,200	SH		SOLE		65,200	0	0
PBF Energy Inc., Cl A	com	69318g106	736	23,460	SH		SOLE		23,100	0	360
Perdoceo Education Corp.	com	71363P106	5,556	302,129	SH		SOLE		254,989	0	47,140
Perficient Inc.	com	71375U101	1,143	24,800	SH		SOLE		24,800	0	0
Pfenex, Inc.	com	717071104	496	45,200	SH		SOLE		45,200	0	0
Phillips Van Heusen Corp.	com	693656100	284	2,700	SH		SOLE		2,700	0	0
Physicians Realty Trust	com	71943u104	1,131	59,731	SH		SOLE		59,731	0	0
Pinduoduo Inc.	com	722304102	1,135	30,000	SH		SOLE		30,000	0	0
Plexus Corp.	com	729132100	331	4,300	SH		SOLE		4,300	0	0
Portland General Electric Co.	com	736508847	773	13,850	SH		SOLE		13,850	0	0
Powell Industries Inc.	com	739128106	1,435	29,300	SH		SOLE		29,300	0	0
Quanex Building Products Corp.	com	747619104	195	11,400	SH		SOLE		11,400	0	0
Radian Group, Inc.	com	750236101	754	29,960	SH		SOLE		29,960	0	0
Rapid7, Inc.	com	753422104	1,737	31,010	SH		SOLE		18,100	0	12,910
Recro Pharma, Inc.	com	75629F109	2,190	119,500	SH		SOLE		119,500	0	0
Red Rock Resorts Inc	com	75700L108	375	15,670	SH		SOLE		15,670	0	0
Resmed Inc.	com	761152107	256	1,650	SH		SOLE		0	0	1,650
Rubicon Project Inc	com	78112V102	2,422	296,770	SH		SOLE		228,400	0	68,370
Ryman Hospitality Pptys. Inc.	com	78377t107	871	10,050	SH		SOLE		10,050	0	0
SP Plus Corporation	com	78469C103	608	14,339	SH		SOLE		14,339	0	0
Science Applications Int'l. Co	com	808625107	479	5,500	SH		SOLE		5,500	0	0
Sea Ltd	com	81141R100	204	5,076	SH		SOLE		5,076	0	0
Simmons First National Corp.	com	828730200	930	34,730	SH		SOLE		34,730	0	0
Skyline Champion Corp	com	830830105	4,654	146,803	SH		SOLE		98,033	0	48,770
Skywest Inc	com	830879102	4,977	77,008	SH		SOLE		57,821	0	19,187
Southern Natl Bancorp of Virgi	com	843395104	602	36,800	SH		SOLE		36,800	0	0
Southwest Gas Corp.	com	844895102	640	8,430	SH		SOLE		8,430	0	0
Spartan Motors, Inc.	com	846819100	960	53,100	SH		SOLE		53,100	0	0
Spirit Airlines, Inc.	com	848577102	363	8,999	SH		SOLE		8,999	0	0
Stifel Financial Corp.	com	860630102	820	13,520	SH		SOLE		13,520	0	0
Synnex Corp.	com	87162W100	561	4,359	SH		SOLE		4,359	0	0
Tal Education Group ADR	com	874080104	1,928	40,000	SH		SOLE		40,000	0	0
Tandem Diabetes Care, Inc.	com	875372203	6,554	109,940	SH		SOLE		81,700	0	28,240
Team Inc.	com	878155100	639	40,000	SH		SOLE		40,000	0	0
Techtarget, Inc.	com	87874R100	590	22,600	SH		SOLE		22,600	0	0
Tecnoglass, Inc.	com	G87264100	403	48,900	SH		SOLE		48,900	0	0
Telaria, Inc.	com	879181105	1,470	166,800	SH		SOLE		166,800	0	0
Tennant Company	com	880345103	990	12,700	SH		SOLE		12,700	0	0
Tetra Tech, Inc.	com	88162g103	364	4,230	SH		SOLE		4,230	0	0
Texas Capital Bancshares, Inc.	com	88224q107	329	5,800	SH		SOLE		5,800	0	0
The Travelers Co., Inc.	com	89417E109	342	2,495	SH		SOLE		0	0	2,495
Tilly's, Inc.	com	886885102	1,050	85,700	SH		SOLE		85,700	0	0
Timken Company	com	887389104	467	8,290	SH		SOLE		8,290	0	0
Tital Oil & Gas, Inc.	com	888309101	0	10,000	SH		SOLE		0	0	10,000
Trex Company, Inc.	com	89531P105	2,250	25,030	SH		SOLE		17,470	0	7,560
Triumph Bancorp, Inc.	com	89679E300	1,129	29,700	SH		SOLE		29,700	0	0
Triumph Group, Inc.	com	896818101	1,040	41,140	SH		SOLE		41,140	0	0
US Concrete, Inc.	com	90333L201	229	5,500	SH		SOLE		5,500	0	0
Ultra Clean Holdings	com	90385V107	1,227	52,300	SH		SOLE		52,300	0	0
Unifi Inc.	com	904677200	1,046	41,400	SH		SOLE		41,400	0	0
Upland Software, Inc.	com	91544A109	4,286	120,035	SH		SOLE		89,530	0	30,505
Urban Outfitters, Inc.	com	917047102	433	15,600	SH		SOLE		15,600	0	0
Vericel Corp.	com	92346J108	4,787	275,123	SH		SOLE		209,223	0	65,900
Verint Sys Inc.	com	92343x100	411	7,430	SH		SOLE		7,430	0	0
Verizon Communications	com	92343V104	216	3,525	SH		SOLE		0	0	3,525
Viavi Solutions, Inc.	com	925550105	221	14,730	SH		SOLE		14,500	0	230
Vipshop Holdings Ltd. ADS	com	92763W103	850	60,000	SH		SOLE		60,000	0	0
Virtus Investment Partners	com	92828Q109	268	2,200	SH		SOLE		2,200	0	0
Vishay Intertechnology	com	928298108	757	35,550	SH		SOLE		35,550	0	0
W&T Offshore, Inc.	com	92922p106	1,025	184,300	SH		SOLE		184,300	0	0
WW International, Inc.	com	98262P101	2,784	72,850	SH		SOLE		53,840	0	19,010
Wal Mart Stores Inc.	com	931142103	241	2,027	SH		SOLE		0	0	2,027
Walker & Dunlop, Inc.	com	93148P102	581	8,986	SH		SOLE		8,986	0	0
Werner Enterprises, Inc.	com	950755108	324	8,900	SH		SOLE		8,900	0	0
Williams-Sonoma, Inc.	com	969904101	1,242	16,910	SH		SOLE		16,630	0	280
Wolverine World Wide	com	978097103	1,028	30,482	SH		SOLE		30,482	0	0
Xenacare Hldgs, Inc.	com	98401A106	0	140,000	SH		SOLE		0	0	140,000
Xenia Hotels & Resorts, Inc.	com	984017103	606	28,060	SH		SOLE		28,060	0	0
Zix Corp.	com	98974P100	1,617	238,470	SH		SOLE		238,470	0	0
Zumiez Inc.	com	989817101	1,385	40,100	SH		SOLE		40,100	0	0
SPDR S&P 500 ETF Trust	com	78462F103	1,221	3,794	SH		SOLE		0	0	3,794

Oberweis Asset Management 13F-HRQuarterly holdings report by institutional manager