OBERWEIS ASSET MANAGEMENT INC/ Q4 2017 Filing

Filed February 14, 2018

Portfolio Value

$427.5B

Holdings

234

Report Date

Q4 2017

Filing Type

13F-HR

All Holdings (234 positions)

#StockSharesValue% PortfolioType
1
PLCEChildren's Place
83,653$12.2B2.84%
2
RG6Rogers Corp.
73,455$11.9B2.78%
3
LOGMEURLogmein, Inc.
99,674$11.4B2.67%
4
BURLBurlington Stores, Inc.
82,375$10.1B2.37%
5
EP3Orasure Technologies
526,610$9.9B2.32%
6
EXTRExtreme Networks, Inc.
745,500$9.3B2.18%
7
VRNSVaronis Sys, Inc.
187,185$9.1B2.13%
8
Carbonite, Inc.
354,560$8.9B2.08%
9
LHCGUSDLHC Group, Inc.
145,130$8.9B2.08%
10
CEVACeva Inc.
188,785$8.7B2.04%
11
LGNDLigand Pharmaceuticals
59,352$8.1B1.90%
12
TCMDTactile Sys Technology, Inc.
268,490$7.8B1.82%
13
MPWRMonolithic Pwr Sys
67,369$7.6B1.77%
14
PATKPatrick Industries, Inc.
107,570$7.5B1.75%
15
Callidus Software Inc.
252,959$7.2B1.70%
16
COHREURCoherent, Inc
25,496$7.2B1.68%
17
EGBNEagle Bancorp, Inc.
122,578$7.1B1.66%
18
SKYWSkywest Inc
130,910$7.0B1.63%
19
LF2Pacific Premier Bancorp, Inc.
171,650$6.9B1.61%
20
OSKOshkosh Corp.
75,360$6.8B1.60%
21
CMCOColumbus McKinnon Corp. NY
165,400$6.6B1.55%
22
BABAAlibaba ADR
37,195$6.4B1.50%
23
CSFLUSDCenterstate Bank Corp.
234,996$6.0B1.41%
24
INGNInogen, Inc.
50,320$6.0B1.40%
25
HCQAMN Healthcare Svcs
118,660$5.8B1.37%
26
Cai International, Inc.
205,535$5.8B1.36%
27
Control 4 Corp
186,100$5.5B1.30%
28
FANGDiamondback Energy Inc.
43,805$5.5B1.29%
29
Care Com, Inc.
271,010$4.9B1.14%
30
SLABSilicon Laboratories, Inc.
55,275$4.9B1.14%
31
TALTal Education Group ADR
152,136$4.5B1.06%
32
Cavium, Inc.
52,170$4.4B1.02%
33
CPSCooper Std Hldgs Inc.
35,581$4.4B1.02%
34
Blucora, Inc.
196,990$4.4B1.02%
35
VCVisteon Corp.
33,460$4.2B0.98%
36
Eldorado Resorts, Inc.
119,140$3.9B0.92%
37
LITELumentum Hldgs, Inc.
74,576$3.6B0.85%
38
China Lodging Group-Spon ADS
25,000$3.6B0.84%
39
SPYSPDR S&P 500 ETF Trust
11,686$3.1B0.73%
40
EDUNew Oriental Education ADR
32,380$3.0B0.71%
41
CPE3EURCallon Petroleum Corp.
243,120$3.0B0.69%
42
Career Education Corp.
235,500$2.8B0.67%
43
AXTIAXT Inc
324,740$2.8B0.66%
44
Tivo corp.
156,128$2.4B0.57%
45
MTORMeritor, Inc.
101,430$2.4B0.56%
46
Spartan Motors, Inc.
143,300$2.3B0.53%
47
CUTREURCutera Inc
45,300$2.1B0.48%
48
WBWeibo Corp. Spon ADR
18,855$2.0B0.46%
49
Tivity Health Inc
52,300$1.9B0.45%
50
USA Technologies Inc
192,500$1.9B0.44%
51
MBUUMalibu Boats, Inc.
63,000$1.9B0.44%
52
AMC Entertainment Holdings, In
121,598$1.8B0.43%
53
YYEURYY ADR
16,000$1.8B0.42%
54
HEESEURH&E Equipment Services, Inc.
43,500$1.8B0.41%
55
Ferro Corp.
72,100$1.7B0.40%
56
WSMWilliams-Sonoma, Inc.
32,870$1.7B0.40%
57
TG7Triumph Group, Inc.
62,263$1.7B0.40%
58
JDJD.com ADR
40,250$1.7B0.39%
59
Electro Scientific Industries
77,000$1.6B0.39%
60
WUBAUSD58.com Inc Spon ADR
23,000$1.6B0.38%
61
NTESNetease.Com, Inc. ADR
4,630$1.6B0.37%
62
Koppers Holdings, Inc.
31,100$1.6B0.37%
63
LNTHLantheus Hldgs Inc.
77,100$1.6B0.37%
64
ON1Old National Bancorp
87,355$1.5B0.36%
65
BIDUNBaidu Inc. Spon ADR
6,400$1.5B0.35%
66
Union First Market Bankshares
40,319$1.5B0.34%
67
NVRIHarsco Corp.
76,400$1.4B0.33%
68
EFSCEnterprise Finl Svcs
31,200$1.4B0.33%
69
AWRAmerican States Water Co.
24,190$1.4B0.33%
70
RGSUSDRegis Corp. Minn
90,500$1.4B0.33%
71
VCRAUSDVocera Communications, Inc.
45,800$1.4B0.32%
72
Adesto Technologies Corp.
212,700$1.4B0.32%
73
Manitex International, Inc.
142,000$1.4B0.32%
74
Sina Corp. ADR
13,550$1.4B0.32%
75
VTE1Asure Software, Inc.
95,900$1.4B0.32%
76
CENTCentral Garden & Pet Co.
34,200$1.3B0.31%
77
CCSCentury Communities, Inc.
42,100$1.3B0.31%
78
BZUNBaozun Inc. Spon ADR
40,000$1.3B0.30%
79
VIPSVipshop Holdings Ltd. ADS
104,680$1.2B0.29%
80
STRLSterling Construction Co., Inc
74,900$1.2B0.29%
81
FCFFirst Commonwealth Financial C
85,145$1.2B0.29%
82
ASBAssociated Banc-Corp
48,000$1.2B0.29%
83
HTEURHersha Hospitality Trust
69,250$1.2B0.28%
84
MATXMatson, Inc.
39,700$1.2B0.28%
85
Ryman Hospitality Pptys. Inc.
16,880$1.2B0.27%
86
PRGSProgress Software Corp.
26,290$1.1B0.26%
87
Rosetta Stone, Inc.
89,400$1.1B0.26%
88
WWWWolverine World Wide
34,780$1.1B0.26%
89
Craft Brew Alliance, Inc.
57,500$1.1B0.26%
90
SRIStoneridge, Inc.
46,500$1.1B0.25%
91
INBKFirst Internet Bancorp
27,850$1.1B0.25%
92
Ring Energy, Inc.
75,600$1.1B0.25%
93
RAILFreightCar America, Inc.
61,500$1.1B0.25%
94
Cobiz, Inc.
52,343$1.0B0.24%
95
CPFCentral Pacific Financial Corp
34,600$1.0B0.24%
96
United Financial Bancorp, Inc.
58,200$1.0B0.24%
97
HZN1USDHorizon Global Corp.
72,200$1.0B0.24%
98
VSHVishay Intertechnology
48,580$1.0B0.24%
99
AGCOAgco Corp
14,020$1.0B0.23%
100
SFNCSimmons First National Corp.
17,510$1.0B0.23%
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