OBERWEIS ASSET MANAGEMENT INC/ Q3 2021 Filing

Filed November 15, 2021

Portfolio Value

$482.9B

Holdings

162

Report Date

Q3 2021

Filing Type

13F-HR

All Holdings (162 positions)

#	Stock	Shares	Value	% Portfolio
101	ADTNEURAdtran, Inc.	43,600	$818.0M	0.17%
102	HPHelmerich & Payne	28,195	$773.0M	0.16%
103	—Amtech Systems, Inc.	67,500	$772.0M	0.16%
104	TUPTupperware Corp.	36,490	$771.0M	0.16%
105	HOFTHooker Furniture Corp	28,500	$769.0M	0.16%
106	JPMJP Morgan Chase & Company Inc.	4,275	$700.0M	0.14%
107	TXM1Travelzoo	57,000	$661.0M	0.14%
108	STRTStrattec Security Corp.	16,100	$626.0M	0.13%
109	—Avid Technology, Inc.	19,700	$570.0M	0.12%
110	RFILRF Industries Ltd.	65,000	$530.0M	0.11%
111	—Golden Nugget Online Gaming, I	30,000	$521.0M	0.11%
112	CARGCarGurus, Inc.	14,900	$468.0M	0.10%
113	PLPCPreformed Line Prods Co.	7,000	$455.0M	0.09%
114	MAMastercard, Inc.	1,294	$450.0M	0.09%
115	JNJJohnson & Johnson	2,772	$448.0M	0.09%
116	COHRII-VI Inc.	6,800	$404.0M	0.08%
117	RMEResmed Inc.	1,450	$382.0M	0.08%
118	TDCTeradata Corp	6,600	$379.0M	0.08%
119	TRVThe Travelers Co., Inc.	2,376	$361.0M	0.07%
120	BDCBelden, Inc.	6,200	$361.0M	0.07%
121	D0ADada Nexus Limited	17,300	$347.0M	0.07%
122	KFYKorn Ferry	4,800	$347.0M	0.07%
123	NEMNewmont Mining	6,192	$336.0M	0.07%
124	SKYSkyline Champion Corporation	5,600	$336.0M	0.07%
125	HHR1USDHeadhunter Group Plc Spon ADR	6,800	$332.0M	0.07%
126	AMZNAmazon.com	100	$329.0M	0.07%
127	AMGNAmgen, Inc.	1,497	$318.0M	0.07%
128	KMTKennametal, Inc.	9,000	$308.0M	0.06%
129	IPARInter Parfums	4,100	$307.0M	0.06%
130	RVLVRevolve Group, Inc.	4,900	$303.0M	0.06%
131	CLHClean Harbors, Inc.	2,900	$301.0M	0.06%
132	7SUSummit Materials, Inc.	9,300	$297.0M	0.06%
133	INTCIntel Corporation	5,540	$295.0M	0.06%
134	SEMSelect Medical Hldgs. Corp	8,100	$293.0M	0.06%
135	HOUSRealogy Hldgs Corp.	16,400	$288.0M	0.06%
136	CVLTCommvault Systems, Inc.	3,800	$286.0M	0.06%
137	LRNStride, Inc.	7,900	$284.0M	0.06%
138	STCStewart Information Services	4,400	$278.0M	0.06%
139	BECNUSDBeacon Roofing Supply	5,700	$272.0M	0.06%
140	MTRNMaterion Corp.	3,900	$268.0M	0.06%
141	—Alphabet, Inc. Cl C	100	$267.0M	0.06%
142	HSKAEURHeska Corp Com Restrc New	1,000	$259.0M	0.05%
143	TTECTTEC Hldgs, Inc.	2,700	$253.0M	0.05%
144	BACVerizon Communications	4,451	$240.0M	0.05%
145	MTSIMacom Technology Solutions	3,700	$240.0M	0.05%
146	WMTWal Mart Stores Inc.	1,711	$239.0M	0.05%
147	OPCHOption Care Health Inc.	9,700	$235.0M	0.05%
148	CENTCentral Garden & Pet Co.	4,900	$235.0M	0.05%
149	UFPIUFP Industries, Inc.	3,400	$231.0M	0.05%
150	EFTTechtarget, Inc.	2,800	$231.0M	0.05%
151	BABAAlibaba Group Holding Ltd ADR	1,490	$221.0M	0.05%
152	MGYMagnolia Oil & Gas Corp.	12,000	$213.0M	0.04%
153	BWINBRP Group, Inc.	6,400	$213.0M	0.04%
154	PDCEUSDPDC Energy, Inc.	4,400	$209.0M	0.04%
155	AMPHAmphastar Pharmaceuticals, Inc	10,600	$202.0M	0.04%
156	MCDMcDonald's Corporation	833	$201.0M	0.04%
157	NOVNOV, Inc.	13,400	$176.0M	0.04%
158	—Xenacare Hldgs, Inc.	140,000	$0	0.00%
159	—Avatar Ventures	10,000	$0	0.00%
160	—Titan Oil & Gas, Inc.	10,000	$0	0.00%
161	—AMR Corp Escrow	18,000	$0	0.00%
162	—American Power Corp	10,000	$0	0.00%

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