OBERWEIS ASSET MANAGEMENT INC/ Q2 2020 Filing

Filed August 14, 2020

Portfolio Value

$254.7M

Holdings

123

Report Date

Q2 2020

Filing Type

13F-HR

All Holdings (123 positions)

#	Stock	Shares	Value	% Portfolio
1	FVRRFiverr Intl Ltd.	616,296	$45.5M	17.86%
2	CSTMConstellium NV Cl A	3,721,211	$28.6M	11.22%
3	DAVAEndava Plc Ads	504,000	$24.3M	9.56%
4	AUDCAudio Codes ADR	406,947	$12.9M	5.08%
5	BABAAlibaba ADR	36,095	$7.8M	3.06%
6	BANDBandwidth, Inc.	50,439	$6.4M	2.52%
7	IPHIINPHI Corp.	51,530	$6.1M	2.38%
8	CSTLCastle Biosciences, Inc.	158,990	$6.0M	2.35%
9	TNDMTandem Diabetes Care, Inc.	59,225	$5.9M	2.30%
10	EHTHEhealth, Inc.	46,938	$4.6M	1.81%
11	PRDOPerdoceo Education Corp.	287,279	$4.6M	1.80%
12	—ChannelAdvisor Corporation	232,060	$3.7M	1.44%
13	CDNACareDx, Inc.	86,750	$3.1M	1.21%
14	DECKDeckers Outdoor Corp.	15,570	$3.1M	1.20%
15	MODNEURModel N, Inc.	80,640	$2.8M	1.10%
16	—Bottomline Technologies	51,060	$2.6M	1.02%
17	MGNIMagnite, Inc.	382,337	$2.5M	1.00%
18	TALTal Education Group ADR	36,000	$2.5M	0.97%
19	GDSGDS Holdings Ltd. ADR	30,261	$2.4M	0.95%
20	ADUSAddus Homecare Corp.	24,390	$2.3M	0.89%
21	ACMRACM Research, Inc. Class A	34,800	$2.2M	0.85%
22	ACLSAxcelis Technologies	77,270	$2.2M	0.85%
23	CA8ACACI International, Inc.	9,635	$2.1M	0.82%
24	—Limelight Networks, Inc.	252,100	$1.9M	0.73%
25	JDJD.com ADR	28,250	$1.7M	0.67%
26	CROXCrocs, Inc.	44,400	$1.6M	0.64%
27	EDUNew Oriental Education ADR	12,500	$1.6M	0.64%
28	APPSDigital Turbine, Inc.	124,100	$1.6M	0.61%
29	VNET21Vianet Group, Inc. - ADR	65,000	$1.6M	0.61%
30	EVEREverQuote, Inc.	25,900	$1.5M	0.59%
31	COHRII-VI Inc.	30,790	$1.5M	0.57%
32	—BioDelivery Sciences Internati	331,700	$1.4M	0.57%
33	RPDRapid7, Inc.	28,250	$1.4M	0.57%
34	LVGOLivongo Health, Inc.	19,100	$1.4M	0.56%
35	SVMKUSDSVMK Inc	59,900	$1.4M	0.55%
36	—LiqTech International, Inc	252,980	$1.4M	0.54%
37	SPYSPDR S&P 500 ETF Trust	4,360	$1.3M	0.53%
38	UCTTUltra Clean Holdings	57,500	$1.3M	0.51%
39	OSPNOneSpan, Inc.	45,400	$1.3M	0.50%
40	AMRCAmeresco, Inc.	44,508	$1.2M	0.49%
41	SESea Ltd	11,187	$1.2M	0.47%
42	NSSCNapco Sec Technologies, Inc.	49,637	$1.2M	0.46%
43	SHYFShyft Group, Inc.	66,600	$1.1M	0.44%
44	CEVACeva Inc.	28,400	$1.1M	0.42%
45	DOOREURMasonite Intl Corp.	13,600	$1.1M	0.42%
46	FAROFaro Technologies, Inc.	19,600	$1.1M	0.41%
47	EFSCEnterprise Finl Svcs	32,262	$1.0M	0.39%
48	BILIBilibili, Inc. Spon ADR	21,500	$996K	0.39%
49	COLLCollegium Pharmaceutical, Inc.	53,200	$931K	0.37%
50	SAHSonic Automotive 'a'	28,900	$922K	0.36%
51	UPLDUpland Software, Inc.	25,500	$886K	0.35%
52	ATSG*Air Transport Services Group,	38,580	$859K	0.34%
53	TCMDTactile Sys Technology, Inc.	20,700	$858K	0.34%
54	TREXTrex Company, Inc.	6,510	$847K	0.33%
55	—Arco Platform Ltd. Com Cl A	19,400	$844K	0.33%
56	MHOM/I Homes, Inc.	24,500	$844K	0.33%
57	ENSGEnsign Group, Inc.	20,000	$837K	0.33%
58	PRFTUSDPerficient Inc.	22,500	$805K	0.32%
59	AAPLApple, Inc.	2,164	$790K	0.31%
60	NIONIO Inc	100,000	$772K	0.30%
61	CAMTCamtek, Ltd.	58,980	$742K	0.29%
62	EGANeGain Corp.	66,100	$734K	0.29%
63	CRAICRA Int'l Inc.	18,500	$731K	0.29%
64	LSCCLattice Semiconductor Corporat	25,400	$721K	0.28%
65	MXMagnachip Semiconductor Corp.	69,000	$711K	0.28%
66	—Cardtronics, Inc.	29,300	$703K	0.28%
67	MRCYMercury Systems, Inc.	8,810	$693K	0.27%
68	ZM3Zumiez Inc.	25,200	$690K	0.27%
69	GFFGriffon Corp.	36,800	$682K	0.27%
70	MYRGMYR Group, Inc.	20,600	$657K	0.26%
71	—Baudax Bio, Inc.	157,220	$652K	0.26%
72	TN1Tennant Company	9,800	$637K	0.25%
73	AMEDAmedisys Inc.	3,200	$635K	0.25%
74	INMDInmode Ltd.	22,200	$629K	0.25%
75	ALNTAllied Motion Technologies	17,500	$618K	0.24%
76	MSFTMicrosoft Corp.	2,990	$608K	0.24%
77	MGRCMcGrath RentCorp	11,200	$605K	0.24%
78	POWLPowell Industries Inc.	21,435	$587K	0.23%
79	OOMAOOMA Inc.	34,100	$562K	0.22%
80	—Zix Corp.	81,300	$561K	0.22%
81	—Antares Pharma, Inc.	200,600	$552K	0.22%
82	—Oxford Immunotec Global Plc	42,300	$550K	0.22%
83	BOOTBoot Barn Hldgs, Inc.	25,000	$539K	0.21%
84	PROPros Holdings, Inc.	12,000	$533K	0.21%
85	RUTHUSDRuth's Hospitality Group, Inc.	64,000	$522K	0.20%
86	PIImpinj, Inc.	16,800	$461K	0.18%
87	MLKNHerman Miller, Inc.	19,400	$458K	0.18%
88	ADTNEURAdtran, Inc.	39,800	$435K	0.17%
89	NWPXNorthwest Pipe Co.	17,300	$434K	0.17%
90	FFWMFirst Foundation Inc.	26,300	$430K	0.17%
91	JPMJP Morgan Chase & Company Inc.	4,469	$420K	0.16%
92	MAMastercard, Inc.	1,383	$409K	0.16%
93	CHRSCoherus Biosciences, Inc.	22,300	$398K	0.16%
94	HURNHuron Consulting Group, Inc.	9,000	$398K	0.16%
95	—Pfenex, Inc.	45,200	$377K	0.15%
96	NEMNewmont Mining	6,042	$373K	0.15%
97	INSGEURInseego Corp.	31,700	$368K	0.14%
98	XEJAccuray Inc.	181,200	$368K	0.14%
99	FSSFederal Signal Corp.	12,300	$366K	0.14%
100	INTCIntel Corporation	5,933	$355K	0.14%

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