Oberweis Asset Management 13FHR Quarterly holdings report by institutional manager | SEC 15 Aug 22

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

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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
A10 Networks, Inc.	com	002121101	1,481	103,000	SH		SOLE		103,000	0	0
ABM Industries, Inc.	com	000957100	460	10,600	SH		SOLE		10,600	0	0
AFYA Ltd.	com	G01125106	124	12,500	SH		SOLE		12,500	0	0
AMN Healthcare Svcs	com	001744101	472	4,300	SH		SOLE		4,300	0	0
AMR Corp Escrow	com	001ESC102	0	18,000	SH		SOLE		18,000	0	0
Acadia Healthcare Co., Inc.	com	00404A109	4,505	66,615	SH		SOLE		47,680	0	18,935
Adtran, Inc.	com	00486H105	1,252	71,400	SH		SOLE		71,400	0	0
Aehr Test Systems	com	00760J108	1,315	175,300	SH		SOLE		175,300	0	0
Allied Motion Technologies	com	019330109	879	38,500	SH		SOLE		38,500	0	0
Alpha & Omega Semiconductor	com	G6331P104	2,067	62,000	SH		SOLE		62,000	0	0
Alphatec Hldgs Inc.	com	02081G201	2,630	402,160	SH		SOLE		355,150	0	47,010
Amazon.com	com	023135106	212	2,000	SH		SOLE		0	0	2,000
Ameresco, Inc.	com	02361E108	2,005	44,008	SH		SOLE		44,008	0	0
American Power Corp	com	02906T107	0	10,000	SH		SOLE		0	0	10,000
Amgen, Inc.	com	031162100	336	1,379	SH		SOLE		0	0	1,379
Amphastar Pharmaceuticals, Inc	com	03209R103	623	17,900	SH		SOLE		17,900	0	0
Amtech Systems, Inc.	com	032332504	795	108,900	SH		SOLE		108,900	0	0
Angiodynamics, Inc.	com	03475v101	3,463	178,950	SH		SOLE		142,100	0	36,850
Apple, Inc.	com	037833100	773	5,657	SH		SOLE		240	0	5,417
Applied Industrial	com	03820c105	490	5,100	SH		SOLE		5,100	0	0
Arco Platform Ltd. Com Cl A	com	G04553106	187	12,500	SH		SOLE		12,500	0	0
Arlo Technologies, Inc.	com	04206A101	1,056	168,500	SH		SOLE		168,500	0	0
Avatar Ventures	com	05350B100	0	10,000	SH		SOLE		0	0	10,000
Aviat Networks, Inc.	com	05366Y201	1,803	72,007	SH		SOLE		72,007	0	0
Avid Technology, Inc.	com	05367P100	815	31,400	SH		SOLE		31,400	0	0
Avient Corporation	com	05368V106	333	8,300	SH		SOLE		8,300	0	0
Axcelis Technologies	com	054540208	11,419	208,220	SH		SOLE		173,540	0	34,680
Banc of California, Inc.	com	05990K106	470	26,700	SH		SOLE		26,700	0	0
Bel Fuse, Inc.	com	077347300	1,268	81,500	SH		SOLE		81,500	0	0
Belden, Inc.	com	077454106	2,944	55,260	SH		SOLE		35,322	0	19,938
Boot Barn Hldgs, Inc.	com	099406100	3,541	51,380	SH		SOLE		51,380	0	0
Builders Firstsource	com	12008R107	1,104	20,550	SH		SOLE		2,140	0	18,410
CTS Corp.	com	126501105	1,345	39,500	SH		SOLE		39,500	0	0
Cabot Corp.	com	127055101	1,152	18,062	SH		SOLE		18,062	0	0
Cadence Design System, Inc.	com	127387108	4,021	26,800	SH		SOLE		26,800	0	0
Callaway Golf	com	131193104	498	24,400	SH		SOLE		24,400	0	0
Camtek, Ltd.	com	M20791105	1,489	59,880	SH		SOLE		59,880	0	0
CarGurus, Inc.	com	141788109	254	11,800	SH		SOLE		11,800	0	0
Cerus Corp.	com	157085101	1,038	196,300	SH		SOLE		196,300	0	0
Ceva Inc.	com	157210105	1,302	38,800	SH		SOLE		38,800	0	0
ChannelAdvisor Corporation	com	159179100	2,145	147,140	SH		SOLE		81,480	0	65,660
Clean Harbors, Inc.	com	184496107	1,042	11,890	SH		SOLE		11,780	0	110
Clearfield, Inc.	com	18482P103	3,271	52,800	SH		SOLE		52,800	0	0
Constellium NV Cl A	com	F21107101	69,655	5,272,876	SH		SOLE		3,848,618	0	1,424,258
Controladora Vuela Comp de Avi	com	21240E105	144	14,000	SH		SOLE		14,000	0	0
Crocs, Inc.	com	227046109	4,889	100,450	SH		SOLE		78,380	0	22,070
Cross Country Healthcare, Inc.	com	227483104	2,018	96,900	SH		SOLE		96,900	0	0
Cyberoptics Corp.	com	232517102	1,495	42,800	SH		SOLE		42,800	0	0
DZS, Inc.	com	268211109	1,917	117,800	SH		SOLE		117,800	0	0
Dada Nexus Limited	com	23344D108	4,394	541,745	SH		SOLE		540,345	0	1,400
Datadog, Inc. Class A	com	23804L103	4,743	49,800	SH		SOLE		49,800	0	0
Deckers Outdoor Corp.	com	243537107	6,578	25,760	SH		SOLE		19,760	0	6,000
Delta Apparel	com	247368103	613	21,600	SH		SOLE		21,600	0	0
Despegar Com Corp.	com	G27358103	94	11,600	SH		SOLE		11,600	0	0
Diodes, Inc.	com	254543101	446	6,900	SH		SOLE		6,900	0	0
Dynavax Technologies Corp.	com	268158201	1,727	137,200	SH		SOLE		137,200	0	0
EZCorp, Inc.	com	302301106	1,188	158,200	SH		SOLE		158,200	0	0
Earthstone Energy Inc.	com	27032D304	1,144	83,800	SH		SOLE		83,800	0	0
Eli Lilly & Company	com	532457108	217	668	SH		SOLE		0	0	668
Employers Holdings, Inc.	com	292218104	1,131	27,000	SH		SOLE		27,000	0	0
EnPro Industries, Inc.	com	29355x107	1,524	18,600	SH		SOLE		18,600	0	0
Endava Plc Ads	com	29260V105	34,945	395,888	SH		SOLE		291,739	0	104,149
Everi Hldgs, Inc.	com	30034T103	2,106	129,100	SH		SOLE		129,100	0	0
Evolent Health, Inc.	com	30050B101	2,405	78,310	SH		SOLE		51,910	0	26,400
Extreme Networks, Inc.	com	30226D106	1,193	133,800	SH		SOLE		133,800	0	0
First Foundation Inc.	com	32026V104	956	46,700	SH		SOLE		46,700	0	0
FirstCash Holdings, Inc	com	33768G107	487	7,000	SH		SOLE		7,000	0	0
Focus Finl Partners, Inc.	com	34417P100	259	7,600	SH		SOLE		7,600	0	0
Forrester Research, Inc.	com	346563109	2,660	55,600	SH		SOLE		55,600	0	0
Franklin Covey Co.	com	353469109	1,699	36,800	SH		SOLE		36,800	0	0
Franklin Electric	com	353514102	498	6,800	SH		SOLE		6,800	0	0
Full House Resorts, Inc.	com	359678109	1,373	225,743	SH		SOLE		225,743	0	0
Funko, Inc.	com	361008105	3,190	142,900	SH		SOLE		142,900	0	0
Global Inudstrial Company	com	37892E102	1,098	32,500	SH		SOLE		32,500	0	0
Guess, Inc	com	401617105	3,210	188,298	SH		SOLE		148,100	0	40,198
Hackett Group, Inc.	com	404609109	1,504	79,300	SH		SOLE		79,300	0	0
Halozyme Therapeutics, Inc.	com	40637H109	4,534	103,050	SH		SOLE		81,960	0	21,090
ICF International, Inc.	com	44925C103	2,347	24,700	SH		SOLE		24,700	0	0
Impinj, Inc.	com	453204109	1,701	29,000	SH		SOLE		29,000	0	0
Information Svcs Group, Inc.	com	45675Y104	1,637	242,100	SH		SOLE		242,100	0	0
Inmode Ltd.	com	M5425M103	1,113	49,650	SH		SOLE		37,660	0	11,990
Insperity, Inc.	com	45778Q107	399	4,000	SH		SOLE		4,000	0	0
Inter Parfums	com	458334109	497	6,800	SH		SOLE		6,800	0	0
International Money Express, I	com	46005L101	1,754	85,700	SH		SOLE		85,700	0	0
JP Morgan Chase & Company Inc.	com	46625H100	460	4,083	SH		SOLE		140	0	3,943
Johnson & Johnson	com	478160104	479	2,700	SH		SOLE		0	0	2,700
KE Holdings, Inc.	com	482497104	1,616	90,000	SH		SOLE		90,000	0	0
KForce, Inc.	com	493732101	1,037	16,900	SH		SOLE		16,900	0	0
Kingsoft Cloud Holdings Limite	com	49639K101	540	121,400	SH		SOLE		121,400	0	0
Korn Ferry	com	500643200	493	8,500	SH		SOLE		8,500	0	0
Lantheus Hldgs Inc.	com	516544103	13,390	202,780	SH		SOLE		180,050	0	22,730
M/I Homes, Inc.	com	55305B101	1,428	36,000	SH		SOLE		36,000	0	0
MGP Ingredients, Inc.	com	55303J106	726	7,250	SH		SOLE		7,100	0	150
Macom Technology Solutions	com	55405Y100	346	7,500	SH		SOLE		7,500	0	0
Magnolia Oil & Gas Corp.	com	559663109	311	14,800	SH		SOLE		14,800	0	0
Malibu Boats, Inc.	com	56117J100	608	11,540	SH		SOLE		1,590	0	9,950
Mastercard, Inc.	com	57636Q104	304	965	SH		SOLE		0	0	965
Materion Corp.	com	576690101	6,688	90,715	SH		SOLE		67,218	0	23,496
Maxlinear, Inc. Class A	com	57776J100	1,721	50,635	SH		SOLE		25,820	0	24,815
McDonald's Corporation	com	580135101	206	836	SH		SOLE		0	0	836
Mercantile Bank Corp.	com	587376104	1,351	42,296	SH		SOLE		21,900	0	20,396
Merit Medical System Inc	com	589889104	461	8,500	SH		SOLE		8,500	0	0
Microsoft Corp.	com	594918104	785	3,055	SH		SOLE		0	0	3,055
Model N, Inc.	com	607525102	3,072	120,110	SH		SOLE		96,380	0	23,730
Monarch Casino & Resort, Inc.	com	609027107	364	6,200	SH		SOLE		6,200	0	0
Movado Group, Inc.	com	624580106	1,494	48,300	SH		SOLE		48,300	0	0
NOV, Inc.	com	62955J103	350	20,700	SH		SOLE		20,700	0	0
NV5 Global, Inc	com	62945V109	315	2,700	SH		SOLE		2,700	0	0
Newmont Mining	com	651639106	350	5,865	SH		SOLE		400	0	5,465
Nova Measuring Instruments	com	M7516K103	47,797	539,892	SH		SOLE		393,592	0	146,300
O-I Glass, Inc.	com	67098H104	364	26,000	SH		SOLE		26,000	0	0
OOMA Inc.	com	683416101	678	57,300	SH		SOLE		57,300	0	0
Option Care Health Inc.	com	68404L201	514	18,500	SH		SOLE		18,500	0	0
Oxford Inds, Inc.	com	691497309	1,402	15,800	SH		SOLE		15,800	0	0
PDC Energy, Inc.	com	69327R101	302	4,900	SH		SOLE		4,900	0	0
Patrick Industries, Inc.	com	703343103	311	6,000	SH		SOLE		6,000	0	0
Patterson-Uti Energy, Inc.	com	703481101	1,940	123,100	SH		SOLE		123,100	0	0
Perficient Inc.	com	71375U101	1,550	16,900	SH		SOLE		16,900	0	0
Perion Network, Ltd.	com	M78673114	2,623	144,300	SH		SOLE		144,300	0	0
Photronics, Inc.	com	719405102	2,032	104,300	SH		SOLE		104,300	0	0
Pinduoduo Inc.	com	722304102	2,472	40,000	SH		SOLE		40,000	0	0
RF Industries Ltd.	com	749552105	396	63,900	SH		SOLE		63,900	0	0
RPC, Inc.	com	749660106	1,495	216,300	SH		SOLE		216,300	0	0
Radnet, Inc.	com	750491102	895	51,800	SH		SOLE		51,800	0	0
Rapid7, Inc.	com	753422104	1,707	25,550	SH		SOLE		15,240	0	10,310
Resmed Inc.	com	761152107	304	1,450	SH		SOLE		0	0	1,450
Resources Connection, Inc.	com	76122q105	2,473	121,400	SH		SOLE		121,400	0	0
Rocky Brands, Inc.	com	774515100	1,210	35,400	SH		SOLE		35,400	0	0
SP Plus Corporation	com	78469C103	1,213	39,500	SH		SOLE		39,500	0	0
Scansource, Inc.	com	806037107	1,660	53,300	SH		SOLE		53,300	0	0
SeaWorld Entertainment Inc.	com	81282v100	1,412	31,960	SH		SOLE		12,920	0	19,040
ShockWave Medical, Inc.	com	82489T104	220	1,150	SH		SOLE		1,150	0	0
Sierra Wireless, Inc.	com	826516106	3,363	143,700	SH		SOLE		143,700	0	0
Silicon Laboratories, Inc.	com	826919102	526	3,750	SH		SOLE		3,750	0	0
Skyline Champion Corporation	com	830830105	1,038	21,890	SH		SOLE		19,090	0	2,800
Smart Global Hldgs, Inc.	com	G8232Y101	1,054	64,400	SH		SOLE		64,400	0	0
Sterling Construction Co., Inc	com	859241101	1,732	79,000	SH		SOLE		79,000	0	0
Stewart Information Services	com	860372101	249	5,000	SH		SOLE		5,000	0	0
Stride, Inc.	com	86333M108	759	18,600	SH		SOLE		18,600	0	0
Super Micro Computer Inc.	com	86800U104	1,621	40,170	SH		SOLE		22,930	0	17,240
Synaptics, Inc.	com	87157D109	6,387	54,100	SH		SOLE		40,380	0	13,720
Techtarget, Inc.	com	87874R100	361	5,500	SH		SOLE		5,500	0	0
Teradata Corp	com	88076W103	1,154	31,180	SH		SOLE		28,820	0	2,360
The Travelers Co., Inc.	com	89417E109	376	2,222	SH		SOLE		0	0	2,222
Titan Int'l Inc.	com	88830M102	2,227	147,500	SH		SOLE		147,500	0	0
Titan Machinery, Inc.	com	88830R101	872	38,900	SH		SOLE		38,900	0	0
Titan Oil & Gas, Inc.	com	888309101	0	10,000	SH		SOLE		0	0	10,000
Trex Company, Inc.	com	89531P105	477	8,760	SH		SOLE		1,080	0	7,680
Tri Pointe Homes, Inc.	com	87265H109	192	11,400	SH		SOLE		11,400	0	0
TrueBlue, Inc.	com	89785X101	929	51,900	SH		SOLE		51,900	0	0
UFP Industries, Inc.	com	90278Q108	327	4,800	SH		SOLE		4,800	0	0
Ultra Clean Holdings	com	90385V107	3,309	111,140	SH		SOLE		101,760	0	9,380
Univar Solutions, Inc.	com	91336L107	373	15,000	SH		SOLE		15,000	0	0
Universal Technical Inst, Inc.	com	913915104	570	80,000	SH		SOLE		80,000	0	0
VSE Corp.	com	918284100	887	23,600	SH		SOLE		23,600	0	0
Veritiv Corp.	com	923454102	5,584	51,442	SH		SOLE		51,442	0	0
Verizon Communications	com	92343V104	216	4,265	SH		SOLE		0	0	4,265
Vishay Precision Group	com	92835K103	1,241	42,600	SH		SOLE		42,600	0	0
Visteon Corp.	com	92839U206	394	3,800	SH		SOLE		3,800	0	0
Xenacare Hldgs, Inc.	com	98401A106	0	140,000	SH		SOLE		0	0	140,000
Yum China Hldgs, Inc.	com	98850P109	1,237	25,500	SH		SOLE		25,500	0	0
ZipRecruiter, Inc.	com	98980B103	299	20,200	SH		SOLE		20,200	0	0
SPDR S&P 500 ETF Trust	com	78462F103	1,372	3,636	SH		SOLE		0	0	3,636
Wells Fargo Co New Perp Pfd	com	949746804	273	225	SH		SOLE		0	0	273

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