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Institutional Investment Manager
OBERWEIS ASSET MANAGEMENT INC/
OBERWEIS ASSET MANAGEMENT INC/ (CIK: 0000937886) incorporated in Illinois, located at 3333 Warrenville Road, Lisle, IL. Institutional holdings reported to the SEC.

Institutional Holdings (2016Q1)
Portfolio Summary: 175 holdings with a total value of $346,211,000.
#
Name
Shares
Value ($)
%
Options
Notes
1 COTT CORP QUE 1,592,517 22,120,000 6.39%
2 ICON PLC 287,571 21,597,000 6.24%
3 CHINA BIOLOGIC PRODS INC 90,105 10,315,000 2.98%
4 DEXCOM 150,245 10,203,000 2.95%
5 LIGAND PHARMACEUTICALS INC 91,767 9,827,000 2.84%
6 AMN HEALTHCARE SERVICES INC 289,670 9,736,000 2.81%
7 INPHI CORP 290,020 9,669,000 2.79%
8 GIGAMON INC 272,600 8,456,000 2.44%
9 RUBICON PROJ INC 431,230 7,883,000 2.28%
10 Callidus Software Inc 449,949 7,505,000 2.17%
11 NETEASE INC 51,010 7,324,000 2.12%
12 Diplomat Pharmacy Inc 254,395 6,970,000 2.01%
13 Ikang Healthcare Group, Inc. A 316,690 6,923,000 2.00%
14 MAXLINEAR INC COM 359,870 6,658,000 1.92%
15 GENTHERM INC COM 159,806 6,646,000 1.92%
16 DIAMONDBACK ENERGY 82,860 6,395,000 1.85%
17 COOPER STD HLDGS INC COM 89,000 6,394,000 1.85%
18 TAL EDUCATION GROUP 123,200 6,121,000 1.77%
19 INOGEN INC COM 130,960 5,891,000 1.70%
20 INFINERA CORPORATION COM 365,475 5,870,000 1.70%
21 ABIOMED INC 60,420 5,728,000 1.65%
22 Adeptus Health Inc 102,992 5,720,000 1.65%
23 EAGLE BANCORP INC MD 114,978 5,519,000 1.59%
24 QIHOO 360 TECHNOLOGY CO LTD 69,650 5,262,000 1.52%
25 CYBERARK SOFTWARE LTD SHS 108,930 4,644,000 1.34%
26 CAMBREX CORP 100,295 4,413,000 1.27%
27 IMPERVA INC 84,315 4,258,000 1.23%
28 LITHIA MTRS INC COM 47,650 4,161,000 1.20%
29 LogMeIn Inc 81,620 4,119,000 1.19%
30 21VIANET GROUP INC 198,980 3,974,000 1.15%
31 COMSCORE INC 130,464 3,919,000 1.13%
32 HEALTHEQUITY INC COM 158,075 3,900,000 1.13%
33 VCA INCORPORATED 61,235 3,533,000 1.02%
34 PRIVATEBANCORP INC 89,810 3,467,000 1.00%
35 VIPSHOP HLDGS LTD 250,180 3,222,000 0.93%
36 NAUTILUS INC COM 166,670 3,220,000 0.93%
37 NUVASIVE INC COM 65,010 3,163,000 0.91%
38 PEGASYSTEMS INC 122,193 3,101,000 0.90%
39 JD COM INC ADR 107,010 2,836,000 0.82%
40 U S CONCRETE INC 44,910 2,676,000 0.77%
41 CTRIP COM INTL LTD 57,000 2,523,000 0.73%
42 BONA FILM GROUP LTD 158,000 2,141,000 0.62%
43 MOMO INC 189,000 2,124,000 0.61%
44 BAIDU INC 9,150 1,747,000 0.50%
45 SPDR S&P 500 ETF TR 7,600 1,562,000 0.45%
46 PATRICK INDS INC COM 33,350 1,514,000 0.44%
47 ALIBABA GROUP HLDG LTD 18,785 1,485,000 0.43%
48 GIBRALTAR INDS INC 50,400 1,441,000 0.42%
49 MOTORCAR PTS AMER INC COM 35,800 1,360,000 0.39%
50 IRADIMED CORP 68,718 1,317,000 0.38%
Page 1 of 4

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001144204-16-102192, filed 2016.05.16).

From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.