OBERWEIS ASSET MANAGEMENT INC/ Q4 2016 Filing

Filed February 14, 2017

Portfolio Value

$334.7B

Holdings

135

Report Date

Q4 2016

Filing Type

13F-HR

All Holdings (135 positions)

#	Stock	Shares	Value	% Portfolio
1	SHOPShopify, Inc.	696,100	$29.8B	8.92%
2	—Cott Corp Que	2,372,453	$26.9B	8.03%
3	IPHIINPHI Corp.	279,355	$12.5B	3.72%
4	LOGMEURLogmein, Inc.	115,577	$11.2B	3.33%
5	—Gigamon, Inc.	232,260	$10.6B	3.16%
6	CEVACeva Inc.	247,830	$8.3B	2.48%
7	TALTal Education Group ADR	116,280	$8.2B	2.44%
8	LGNDLigand Pharmaceuticals Cl B	77,922	$7.9B	2.37%
9	FANGDiamondback Energy Inc.	73,870	$7.5B	2.23%
10	INGNInogen, Inc.	107,400	$7.2B	2.16%
11	EGBNEagle Bancorp, Inc.	116,478	$7.1B	2.12%
12	—Callidus Software Inc.	383,629	$6.4B	1.93%
13	GKOSGlaukos Corp	186,400	$6.4B	1.91%
14	HCQAMN Healthcare Svcs	164,160	$6.3B	1.89%
15	MXLMaxlinear, Inc. Class A	289,070	$6.3B	1.88%
16	PATKPatrick Industries, Inc.	82,300	$6.3B	1.88%
17	ITRIItron Inc	97,550	$6.1B	1.83%
18	—China Biologic Products	55,855	$6.0B	1.79%
19	—Cambrex Corp	108,965	$5.9B	1.76%
20	—Broadsoft, Inc.	129,370	$5.3B	1.59%
21	CPSCooper Std Hldgs Inc.	49,206	$5.1B	1.52%
22	—Ikang Healthcare Group, Inc. A	290,000	$5.0B	1.50%
23	CYBRCyber-Ark Software	109,220	$5.0B	1.49%
24	HSKAEURHeska Corp Com Restrc New	58,459	$4.2B	1.25%
25	PEGAPegasystems Inc.	116,013	$4.2B	1.25%
26	ABMDEURAbiomed Inc.	37,050	$4.2B	1.25%
27	OSKOshkosh Corp.	61,873	$4.0B	1.19%
28	DC4Dexcom	66,280	$4.0B	1.18%
29	TEN1Tenneco, Inc.	60,570	$3.8B	1.13%
30	PLCEChildren's Place	36,150	$3.6B	1.09%
31	NUVAGBPNuvasive	52,020	$3.5B	1.05%
32	—Eldorado Resorts, Inc.	204,730	$3.5B	1.04%
33	BABAAlibaba ADR	37,435	$3.3B	0.98%
34	EDUNew Oriental Education ADR	75,500	$3.2B	0.95%
35	HQYHealthEquity Inc.	77,978	$3.2B	0.94%
36	—VCA, Inc.	44,805	$3.1B	0.92%
37	NLSUSDNautilus Group, Inc.	162,950	$3.0B	0.90%
38	CSFLUSDCenterstate Banks, Inc.	118,860	$3.0B	0.89%
39	AORTCryolife Inc.	155,570	$3.0B	0.89%
40	CTRPUSDCTRIP Com Int'l Ltd ADR	70,250	$2.8B	0.84%
41	—Intralinks Hldgs, Inc.	174,850	$2.4B	0.71%
42	MPWRMonolithic Pwr Sys	26,820	$2.2B	0.66%
43	—Del Taco Restaurants Inc.	149,300	$2.1B	0.63%
44	—Carbonite, Inc.	109,660	$1.8B	0.54%
45	ZTOZTO Express ADR	144,550	$1.7B	0.52%
46	—Sina Corp. ADR	28,000	$1.7B	0.51%
47	SPYSPDR S&P 500 ETF Trust	7,600	$1.7B	0.51%
48	CPE3EURCallon Petroleum Corp.	107,250	$1.6B	0.49%
49	—China Online Education ADR	97,810	$1.5B	0.45%
50	AAOIApplied Optoelectronics Inc.	56,100	$1.3B	0.39%
51	YUMCYum China Hldgs, Inc. ADR	50,270	$1.3B	0.39%
52	—China Lodging Group-Spon ADS	25,000	$1.3B	0.39%
53	NTESNetease.Com, Inc. ADR	5,690	$1.2B	0.37%
54	UCTTUltra Clean Holdings	119,800	$1.2B	0.35%
55	CENTCentral Garden & Pet Co.	34,500	$1.1B	0.34%
56	—Biotelemetry, Inc.	49,700	$1.1B	0.33%
57	SKYWSkywest Inc	30,100	$1.1B	0.33%
58	—Franklin Finl Network, Inc.	25,700	$1.1B	0.32%
59	NEONeogenomics, Inc.	121,700	$1.0B	0.31%
60	UISUnisys Corp.	69,300	$1.0B	0.31%
61	HDSNHudson Technologies	126,200	$1.0B	0.30%
62	EXTRExtreme Networks, Inc.	198,780	$1.0B	0.30%
63	—Ring Energy, Inc.	76,800	$998.0M	0.30%
64	TOURTuniu Corp Sponsored ADS	110,000	$963.0M	0.29%
65	—Cyberoptics Corp.	36,709	$958.0M	0.29%
66	CUBICustomers Bancorp, Inc.	26,700	$956.0M	0.29%
67	—Earthstone Energy Inc.	69,253	$952.0M	0.28%
68	—Sucampo Pharmaceuticals	69,770	$945.0M	0.28%
69	NVEEUSDNV5 Holdings Inc	27,700	$925.0M	0.28%
70	CRMTAmerica's Car-Mart	21,000	$919.0M	0.27%
71	HCCIUSDHeritage Crystal Clean, Inc.	57,200	$898.0M	0.27%
72	—Almost Family, Inc.	20,000	$882.0M	0.26%
73	BCOVUSDBrightcove, Inc.	109,400	$881.0M	0.26%
74	—Tivity Health Inc	38,400	$874.0M	0.26%
75	LHCGUSDLHC Group, Inc.	18,800	$859.0M	0.26%
76	—Changyou.com Ltd. ADR	40,000	$849.0M	0.25%
77	—Exar Corp.	77,300	$833.0M	0.25%
78	CCSCentury Communities, Inc.	39,600	$832.0M	0.25%
79	—Nutrisystem Inc	22,200	$769.0M	0.23%
80	INBKFirst Internet Bancorp	22,850	$731.0M	0.22%
81	WBWeibo Corp. Spon ADR	17,500	$711.0M	0.21%
82	QCRHQCR Holdings Inc.	15,800	$684.0M	0.20%
83	MPAAMotorcar Pts Amer Inc.	24,900	$670.0M	0.20%
84	—Control 4 Corp	64,300	$656.0M	0.20%
85	PMDUSDPsychemedics Corp.	25,000	$617.0M	0.18%
86	HCKTHackett Group, Inc.	33,600	$593.0M	0.18%
87	—MCBC Holdings Inc	40,500	$590.0M	0.18%
88	ROCKGibraltar Inds	14,090	$587.0M	0.18%
89	—ShoreTel	77,300	$553.0M	0.17%
90	VTE1Asure Software, Inc.	63,230	$538.0M	0.16%
91	ZM3Zumiez Inc.	24,200	$529.0M	0.16%
92	—Privatebancorp, Inc.	9,390	$509.0M	0.15%
93	AMPHAmphastar Pharmaceuticals, Inc	27,200	$501.0M	0.15%
94	IRIXIridex Corp.	35,000	$492.0M	0.15%
95	—PCM, Inc.	21,800	$491.0M	0.15%
96	INSGEURInseego Corp.	200,000	$488.0M	0.15%
97	VRNSVaronis Sys, Inc.	17,800	$477.0M	0.14%
98	—Navigant Consulting Company	18,200	$476.0M	0.14%
99	LF2Pacific Premier Bancorp, Inc.	13,300	$470.0M	0.14%
100	XXYCross Country	30,000	$468.0M	0.14%

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