OBERWEIS ASSET MANAGEMENT INC/ Q3 2016 Filing

Filed November 14, 2016

Portfolio Value

$347.4B

Holdings

135

Report Date

Q3 2016

Filing Type

13F-HR

All Holdings (135 positions)

#StockSharesValue% PortfolioType
1
Cott Corp Que
2,517,253$35.9B10.33%
2
SHOPShopify, Inc.
705,400$30.3B8.72%
3
Gigamon, Inc.
249,580$13.7B3.94%
4
IPHIINPHI Corp.
279,695$12.2B3.50%
5
LOGMEURLogmein, Inc.
116,551$10.5B3.03%
6
DC4Dexcom
115,890$10.2B2.92%
7
TALTal Education Group ADR
116,280$8.2B2.37%
8
CPSCooper Std Hldgs Inc.
80,950$8.0B2.30%
9
China Biologic Products
63,305$7.9B2.27%
10
INGNInogen, Inc.
129,050$7.7B2.23%
11
LGNDLigand Pharmaceuticals Cl B
74,162$7.6B2.18%
12
Callidus Software Inc.
401,189$7.4B2.12%
13
FANGDiamondback Energy Inc.
74,320$7.2B2.07%
14
Diplomat Pharmacy Inc.
233,079$6.5B1.88%
15
CEVACeva Inc.
180,260$6.3B1.82%
16
NLSUSDNautilus Group, Inc.
267,920$6.1B1.75%
17
HQYHealthEquity Inc.
158,675$6.0B1.73%
18
ABMDEURAbiomed Inc.
46,680$6.0B1.73%
19
EGBNEagle Bancorp, Inc.
120,158$5.9B1.71%
20
MXLMaxlinear, Inc. Class A
279,950$5.7B1.63%
21
Ikang Healthcare Group, Inc.
290,000$5.2B1.51%
22
CYBRCyber-Ark Software
104,360$5.2B1.49%
23
HCQAMN Healthcare Svcs
154,990$4.9B1.42%
24
Cambrex Corp
106,165$4.7B1.36%
25
Broadsoft, Inc.
95,570$4.4B1.28%
26
GKOSGlaukos Corp
116,060$4.4B1.26%
27
VCA, Inc.
54,345$3.8B1.09%
28
Eldorado Resorts, Inc.
263,530$3.7B1.07%
29
BABAAlibaba
33,255$3.5B1.01%
30
TEN1Tenneco, Inc.
59,510$3.5B1.00%
31
NUVAGBPNuvasive
51,770$3.5B0.99%
32
PEGAPegasystems Inc.
116,610$3.4B0.99%
33
PATKPatrick Industries, Inc.
55,510$3.4B0.99%
3462,500$3.3B0.96%
35
CTRPUSDCTRIP Com Int'l Ltd ADR
70,000$3.3B0.94%
36
EDUNew Oriental Education
65,500$3.0B0.87%
37
Amsurg Corp.
41,590$2.8B0.80%
38
China Online Education
118,180$2.5B0.71%
39
Incontact, Inc.
171,000$2.4B0.69%
40
NTESNetease.Com, Inc.
8,690$2.1B0.60%
41
CSFLUSDCenterstate Banks, Inc.
113,763$2.0B0.58%
42
Sina Corp.
25,000$1.8B0.53%
43
MOMOUSDMomo, Inc. ADR
79,100$1.8B0.51%
44
CPE3EURCallon Petroleum Corp.
107,250$1.7B0.48%
45
SPYSPDR S&P 500 ETF Trust
7,600$1.6B0.47%
46
AORTCryolife Inc.
90,700$1.6B0.46%
47
TOURTuniu Corp Sponsored Ads
150,000$1.5B0.44%
48
ROCKGibraltar Inds
40,300$1.5B0.43%
49
VIPSVipshop Holdings Ltd. ADS
95,180$1.4B0.40%
50
Carbonite, Inc.
82,500$1.3B0.36%
51
HOLIHollysis Automation
55,000$1.2B0.35%
52
SKYWSkywest Inc
45,800$1.2B0.35%
53
China Lodging Group-Spon ADS
25,000$1.1B0.32%
54
AAOIApplied Optoelectronics Inc.
50,100$1.1B0.32%
55
Changyou.com Ltd. ADR
40,000$1.1B0.31%
56
NVEEUSDNV5 Holdings Inc
32,500$1.1B0.30%
57
HSKAEURHeska Corp Com Restrc New
19,044$1.0B0.30%
58
Nutrisystem Inc
33,700$1.0B0.29%
59
BCOVUSDBrightcove, Inc.
75,800$989.0M0.28%
60
AutoBytel
54,000$961.0M0.28%
61
NEONeogenomics, Inc.
114,800$944.0M0.27%
62
UCTTUltra Clean Holdings
123,000$911.0M0.26%
63
CENTCentral Garden & Pet Co.
34,500$897.0M0.26%
64
Del Taco Restaurants Inc.
74,700$890.0M0.26%
65
WBWeibo Corp. Spon ADR
17,500$877.0M0.25%
66
CCSCentury Communities, Inc.
39,600$852.0M0.25%
67
Franklin Finl Network, Inc.
22,700$849.0M0.24%
68
LHCGUSDLHC Group, Inc.
23,000$848.0M0.24%
69
Ring Energy, Inc.
76,800$841.0M0.24%
70
Exar Corp.
90,000$838.0M0.24%
71
Biotelemetry, Inc.
44,200$821.0M0.24%
72
Navigant Consulting Company
39,400$797.0M0.23%
73
Control 4 Corp
64,300$790.0M0.23%
74
XO Group, Inc.
40,100$775.0M0.22%
75
HCKTHackett Group, Inc.
46,500$768.0M0.22%
76
Cyberoptics Corp.
30,809$757.0M0.22%
77
OSKOshkosh Corp.
13,500$756.0M0.22%
78
QCRHQCR Holdings Inc.
23,800$755.0M0.22%
79
BZUNBaozun Inc. Spon ADR
50,000$755.0M0.22%
80
Sequential Brands Group, Inc.
93,601$749.0M0.22%
81
CUBICustomers Bancorp, Inc.
28,600$720.0M0.21%
82
EXTRExtreme Networks, Inc.
158,700$713.0M0.21%
83
BANCBanc of California, Inc.
40,700$711.0M0.20%
84
MPWRMonolithic Pwr Sys
8,500$684.0M0.20%
85
Sucampo Pharmaceuticals
55,070$678.0M0.20%
86
HDSNHudson Technologies
100,000$665.0M0.19%
87
Intralinks Hldgs, Inc.
63,900$643.0M0.19%
88
PLCEChildren's Place
7,900$631.0M0.18%
89
UISUnisys Corp.
61,700$601.0M0.17%
90
ShoreTel
75,000$600.0M0.17%
91
HCCIUSDHeritage Crystal Clean, Inc.
44,300$588.0M0.17%
92
MCBC Holdings Inc
49,700$567.0M0.16%
93
MPAAMotorcar Pts Amer Inc.
19,600$564.0M0.16%
94
VSECVSE Corp.
16,000$544.0M0.16%
95
AMPHAmphastar Pharmaceuticals, Inc
27,200$516.0M0.15%
96
Gridsum Holdings, Inc.
30,000$506.0M0.15%
97
Earthstone Energy Inc.
58,000$499.0M0.14%
98
MGMistras Group, Inc.
21,200$498.0M0.14%
99
LF2Pacific Premier Bancorp, Inc.
18,500$490.0M0.14%
100
Privatebancorp, Inc.
10,181$468.0M0.13%
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