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Name: |
OBERWEIS ASSET MANAGEMENT INC/ |
City: |
NORTH AURORA |
State: |
IL |
Zip: |
60542 |
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Ticker |
Company Name |
Position Rank |
New/Closed Postion |
Last Close |
Value |
Shares Held |
% of Portfolio |
Value Change |
Change In Shares Held |
% of Company |
Industry |
|
CSTM |
Constellium N.V |
1 |
- |
$21.73 |
$36,933,000 |
1,850,371 |
3.44% |
-16,449,000 |
-1,082,700 |
1.342 |
N/A |
|
ACLS |
Axcelis Technologies Inc |
2 |
- |
$112.47 |
$31,817,000 |
245,329 |
2.96% |
257,000 |
51,770 |
0.732 |
Semiconductor Equipme... |
|
AEHR |
Aehr Test Systems |
3 |
- |
$12.46 |
$28,950,000 |
1,091,202 |
2.7% |
-12,642,000 |
181,094 |
4.681 |
Semiconductor Equipme... |
|
ATEC |
Alphatec Holdings, Inc. |
4 |
- |
$13.80 |
$24,294,000 |
1,607,820 |
2.26% |
8,263,000 |
371,780 |
1.619 |
Medical Instruments &... |
|
WFTLF |
Weatherford International Plc |
5 |
- |
$116.49 |
$23,485,000 |
240,060 |
2.19% |
5,697,000 |
43,140 |
0.343 |
Oil & Gas Equipment &... |
|
AMPH |
Amphastar Pharmaceuticals, ... |
6 |
- |
$43.52 |
$21,045,000 |
340,265 |
1.96% |
14,032,000 |
187,765 |
0.716 |
N/A |
|
VCYT |
Veracyte, Inc. |
7 |
- |
$21.72 |
$18,069,000 |
656,810 |
1.68% |
4,726,000 |
59,270 |
0.793 |
Biotechnology |
|
AAOI |
Applied Optoelectronics, Inc. |
8 |
- |
$13.96 |
$17,232,000 |
891,915 |
1.61% |
12,093,000 |
423,500 |
3.881 |
N/A |
|
TMDX |
Transmedics Group, Inc. |
9 |
- |
$74.12 |
$16,804,000 |
212,900 |
1.57% |
8,531,000 |
61,800 |
0.667 |
N/A |
|
PERI |
Perion Network Ltd |
10 |
- |
$22.36 |
$14,086,000 |
456,290 |
1.31% |
-319,000 |
-14,000 |
1.612 |
Search Engines & Info... |
|
OLED |
Universal Display Corp |
11 |
- |
$167.75 |
$12,727,000 |
66,542 |
1.19% |
2,991,000 |
4,527 |
0.141 |
Computer Peripherals |
|
ADMA |
ADMA Biologics Inc |
12 |
- |
$6.74 |
$12,252,000 |
2,710,700 |
1.14% |
4,811,000 |
632,300 |
1.384 |
Biotechnology |
|
CAMT |
Camtek Ltd |
13 |
- |
$87.05 |
$12,105,000 |
174,480 |
1.13% |
1,746,000 |
8,100 |
0.445 |
Scientific & Technica... |
|
VRT |
Vertiv Holdings Co |
14 |
- |
$81.01 |
$11,223,000 |
233,672 |
1.05% |
-2,950,000 |
-147,318 |
0.062 |
N/A |
|
AXNX |
Axonics Modulation Technolo... |
15 |
- |
$68.90 |
$11,106,000 |
178,470 |
1.03% |
2,036,000 |
16,850 |
0.338 |
N/A |
|
OSK |
Oshkosh Corp |
16 |
- |
$123.55 |
$10,722,000 |
98,899 |
1% |
5,556,000 |
44,763 |
0.145 |
Trucks & Other Vehicles |
|
FLS |
Flowserve Corp |
17 |
- |
$45.73 |
$10,110,000 |
245,271 |
0.94% |
1,725,000 |
34,431 |
0.188 |
Diversified Machinery |
|
CLH |
Clean Harbors Inc |
18 |
- |
$200.57 |
$9,957,000 |
57,055 |
0.93% |
2,356,000 |
11,640 |
0.103 |
Waste Management |
|
HLS |
Encompass Health Corp |
19 |
- |
$77.71 |
$9,691,000 |
145,245 |
0.9% |
2,196,000 |
33,645 |
0.148 |
Hospitals |
|
FTDR |
Frontdoor Inc |
20 |
- |
$32.31 |
$9,548,000 |
271,100 |
0.89% |
4,510,000 |
106,400 |
0.29 |
N/A |
|
HAE |
Haemonetics Corp |
21 |
- |
$84.09 |
$9,054,000 |
105,880 |
0.84% |
2,121,000 |
28,480 |
0.206 |
Medical Instruments &... |
|
ICFI |
Icf International, Inc. |
22 |
- |
$148.93 |
$8,863,000 |
66,100 |
0.83% |
-2,699,000 |
-29,600 |
0.35 |
Management Services |
|
AVAV |
Aerovironment Inc |
23 |
- |
$149.28 |
$8,798,000 |
69,800 |
0.82% |
1,091,000 |
700 |
0.29 |
Aerospace/Defense Pro... |
|
CECE |
Ceco Environmental Corp |
24 |
- |
$22.99 |
$8,653,000 |
426,700 |
0.81% |
1,998,000 |
10,000 |
1.198 |
Industrial Electrical... |
|
UCTT |
Ultra Clean Holdings Inc |
25 |
- |
$46.26 |
$8,436,000 |
247,100 |
0.79% |
1,965,000 |
29,000 |
0.564 |
Semiconductor - Speci... |
|
PSN |
Parsons Corp |
26 |
- |
$82.68 |
$8,340,000 |
133,000 |
0.78% |
1,204,000 |
1,700 |
0.121 |
N/A |
|
BELFB |
Bel Fuse, Inc. |
27 |
- |
$59.41 |
$8,300,000 |
124,300 |
0.77% |
2,502,000 |
2,800 |
1.217 |
Diversified Electronics |
|
ZETA |
Zeta Global Holdings Corp. |
28 |
- |
$10.93 |
$8,251,000 |
935,480 |
0.77% |
2,617,000 |
260,780 |
0.609 |
N/A |
|
MMSI |
Merit Medical Systems Inc |
29 |
- |
$75.46 |
$8,135,000 |
107,090 |
0.76% |
1,533,000 |
11,430 |
0.193 |
Medical Instruments &... |
|
POWI |
Power Integrations Inc |
30 |
- |
$70.61 |
$8,063,000 |
98,195 |
0.75% |
846,000 |
3,622 |
0.164 |
Semiconductor - Integ... |
|
DECK |
Deckers Outdoor Corp |
31 |
- |
$937.90 |
$8,051,000 |
12,045 |
0.75% |
-5,161,000 |
-13,655 |
0.043 |
Textile - Apparel Foo... |
|
FCFS |
First Cash Financial Servic... |
32 |
- |
$126.21 |
$8,043,000 |
74,200 |
0.75% |
1,850,000 |
12,500 |
0.153 |
Specialty Retail, Other |
|
ALGM |
Allegro Microsystems, Inc. |
33 |
- |
$26.80 |
$7,809,000 |
257,980 |
0.73% |
593,000 |
32,050 |
0.136 |
N/A |
|
PLAB |
Photronics Inc |
34 |
- |
$28.77 |
$7,764,000 |
247,500 |
0.72% |
3,114,000 |
17,400 |
0.377 |
Semiconductor Equipme... |
|
NVTS |
Navitas Semiconductor Corp |
35 |
- |
$4.58 |
$7,746,000 |
959,900 |
0.72% |
1,404,000 |
47,400 |
0.815 |
N/A |
|
STRL |
Sterling Construction Co Inc |
36 |
- |
$113.43 |
$7,738,000 |
88,000 |
0.72% |
-345,000 |
-22,000 |
0.313 |
Residential Construct... |
|
BLBD |
Blue Bird Corp |
37 |
- |
$37.85 |
$7,729,000 |
286,700 |
0.72% |
1,185,000 |
-19,800 |
0.896 |
N/A |
|
ACMR |
Acm Research Inc |
38 |
- |
$28.70 |
$7,687,000 |
393,400 |
0.72% |
1,499,000 |
51,600 |
0.728 |
N/A |
|
FSS |
Federal Signal Corp |
39 |
- |
$84.54 |
$7,584,000 |
98,830 |
0.71% |
2,125,000 |
7,430 |
0.163 |
Trucks & Other Vehicles |
|
VECO |
Veeco Instruments Inc |
40 |
- |
$34.86 |
$7,447,000 |
240,000 |
0.69% |
1,072,000 |
13,200 |
0.41 |
Semiconductor Equipme... |
|
SPXC |
SPX Technologies, Inc |
41 |
- |
$121.42 |
$7,374,000 |
73,000 |
0.69% |
1,839,000 |
5,000 |
0.161 |
Auto Parts |
|
EVH |
Evolent Health, Inc. |
42 |
- |
$32.73 |
$7,086,000 |
214,540 |
0.66% |
130,000 |
-40,920 |
0.184 |
N/A |
|
WWD |
Woodward Inc |
43 |
- |
$155.28 |
$7,079,000 |
52,000 |
0.66% |
1,015,000 |
3,200 |
0.083 |
Industrial Electrical... |
|
ITGR |
Integer Holdings Corporation |
44 |
New |
$115.06 |
$7,035,000 |
71,000 |
0.66% |
7,035,000 |
71,000 |
0.186 |
Industrial Electrical... |
|
ACHC |
Acadia Healthcare Company Inc |
45 |
- |
$78.34 |
$7,014,000 |
90,200 |
0.65% |
1,544,000 |
12,400 |
0.091 |
N/A |
|
WEAV |
Weave Communications, Inc. |
46 |
- |
$0.00 |
$6,990,000 |
609,400 |
0.65% |
2,723,000 |
85,800 |
0.949 |
N/A |
|
SKYW |
SkyWest Inc |
47 |
New |
$69.48 |
$6,979,000 |
133,700 |
0.65% |
6,979,000 |
133,700 |
0.267 |
Regional Airlines |
|
PRIM |
Primoris Services Corp |
48 |
- |
$42.00 |
$6,971,000 |
209,900 |
0.65% |
1,125,000 |
31,300 |
0.394 |
General Contractors |
|
IPAR |
Inter Parfums Inc |
49 |
- |
$139.22 |
$6,970,000 |
48,400 |
0.65% |
1,381,000 |
6,800 |
0.153 |
Personal Products |
|
JBI |
Janus International Group |
50 |
- |
$15.29 |
$6,896,000 |
528,400 |
0.64% |
2,845,000 |
149,800 |
0.387 |
N/A |
|
ESAB |
Esab Corp |
51 |
New |
$110.10 |
$6,852,000 |
79,100 |
0.64% |
6,852,000 |
79,100 |
0.132 |
N/A |
|
ONTO |
Onto Innovation Inc |
52 |
- |
$180.49 |
$6,819,000 |
44,600 |
0.64% |
1,578,000 |
3,500 |
0.091 |
Scientific & Technica... |
|
MHO |
M I Schottenstein Homes Inc |
53 |
- |
$130.30 |
$6,722,000 |
48,800 |
0.63% |
2,999,000 |
4,500 |
0.17 |
Residential Construct... |
|
GIII |
G III Apparel Group Ltd |
54 |
- |
$28.80 |
$6,680,000 |
196,600 |
0.62% |
3,092,000 |
52,600 |
0.406 |
Textile - Apparel Foo... |
|
FORM |
Formfactor Inc |
55 |
- |
$44.85 |
$6,640,000 |
159,200 |
0.62% |
68,000 |
-28,900 |
0.206 |
Semiconductor- Broad... |
|
PFBC |
Preferred Bank of L.A. |
56 |
- |
$76.42 |
$6,545,000 |
89,600 |
0.61% |
1,403,000 |
7,000 |
0.601 |
Domestic Regional Banks |
|
HNI |
HNI Corp |
57 |
- |
$45.11 |
$6,475,000 |
154,800 |
0.6% |
598,000 |
-14,900 |
0.362 |
Business Equipment |
|
NEO |
NeoGenomics Inc |
58 |
- |
$15.20 |
$6,354,000 |
392,700 |
0.59% |
2,745,000 |
99,300 |
0.319 |
N/A |
|
MGPI |
MGP Ingredients Inc |
59 |
- |
$85.80 |
$6,350,000 |
64,450 |
0.59% |
691,000 |
10,800 |
0.293 |
Processed & Packaged ... |
|
FN |
Fabrinet |
60 |
- |
$191.37 |
$6,319,000 |
33,200 |
0.59% |
2,620,000 |
11,000 |
0.09 |
Electronic Equipment |
|
YOU |
Clear Secure, Inc. |
61 |
New |
$21.15 |
$6,267,000 |
303,500 |
0.58% |
6,267,000 |
303,500 |
0.301 |
N/A |
|
RES |
RPC Inc |
62 |
- |
$7.69 |
$6,247,000 |
858,128 |
0.58% |
-88,000 |
149,552 |
0.399 |
Oil & Gas Equipment &... |
|
THR |
Thermon Group Holdings, Inc. |
63 |
New |
$31.87 |
$6,211,000 |
190,700 |
0.58% |
6,211,000 |
190,700 |
0.574 |
Diversified Machinery |
|
PLYA |
Playa Hotels & Resorts N.v. |
64 |
- |
$9.75 |
$6,068,000 |
701,500 |
0.57% |
989,000 |
0 |
0.476 |
N/A |
|
SIBN |
Si-Bone, Inc. |
65 |
- |
$0.00 |
$6,026,000 |
287,100 |
0.56% |
-667,000 |
-28,000 |
0.837 |
N/A |
|
PETQ |
Petiq, Inc. |
66 |
- |
$17.44 |
$6,012,000 |
304,400 |
0.56% |
1,686,000 |
84,800 |
0.977 |
N/A |
|
UPWK |
Upwork Inc |
67 |
- |
$12.28 |
$5,902,000 |
396,900 |
0.55% |
4,273,000 |
253,500 |
0.33 |
N/A |
|
CPRX |
Catalyst Pharmaceutical Par... |
68 |
- |
$16.27 |
$5,860,000 |
348,600 |
0.55% |
2,428,000 |
55,000 |
0.336 |
Drugs - Generic |
|
DVAX |
Dynavax Technologies Corp |
69 |
- |
$12.41 |
$5,835,000 |
417,400 |
0.54% |
146,000 |
32,200 |
0.31 |
Drug Manufacturers - ... |
|
KWR |
Quaker Chemical Corp |
70 |
- |
$207.47 |
$5,762,000 |
27,000 |
0.54% |
1,682,000 |
1,500 |
0.151 |
Specialty Chemicals |
|
EZPW |
Ezcorp Inc |
71 |
- |
$11.10 |
$5,729,000 |
655,500 |
0.53% |
818,000 |
60,200 |
1.021 |
Specialty Retail, Other |
|
VC |
Visteon Corp |
72 |
- |
$117.14 |
$5,467,000 |
43,770 |
0.51% |
-2,537,000 |
-14,200 |
0.145 |
Auto Parts |
|
SMCI |
Super Micro Computer Inc |
73 |
- |
$1,023.29 |
$5,429,000 |
19,100 |
0.51% |
1,124,000 |
3,400 |
0.037 |
Networking & Communic... |
|
BJRI |
BJs Restaurants Inc |
74 |
- |
$35.74 |
$5,351,000 |
148,600 |
0.5% |
2,719,000 |
36,400 |
0.635 |
Restaurants |
|
ACXM |
LiveRamp Holdings Inc |
75 |
New |
$33.66 |
$5,265,000 |
139,000 |
0.49% |
5,265,000 |
139,000 |
0.179 |
Information Technolog... |
|
HEES |
H&E Equipment Services, Inc. |
76 |
- |
$64.62 |
$5,174,000 |
98,900 |
0.48% |
1,192,000 |
6,700 |
0.274 |
Industrial Equipment ... |
|
AIZ |
Assurant Inc |
77 |
New |
$187.41 |
$5,173,000 |
30,700 |
0.48% |
5,173,000 |
30,700 |
0.051 |
Life & Health Insurance |
|
INFA |
Informatica Inc. |
78 |
New |
$35.51 |
$5,170,000 |
182,100 |
0.48% |
5,170,000 |
182,100 |
0.078 |
N/A |
|
MOD |
Modine Manufacturing Co |
79 |
- |
$95.25 |
$5,164,000 |
86,500 |
0.48% |
1,294,000 |
1,900 |
0.169 |
Auto Parts |
|
ATGE |
Adtalem Global Education Inc |
80 |
New |
$51.80 |
$5,099,000 |
86,500 |
0.47% |
5,099,000 |
86,500 |
0.166 |
Education & Training ... |
|
ROVR |
Rover Group Ord Shs Class A |
81 |
- |
$10.99 |
$5,072,000 |
466,200 |
0.47% |
2,518,000 |
58,200 |
0.266 |
N/A |
|
MMS |
Maximus Inc |
82 |
- |
$83.49 |
$5,065,000 |
60,400 |
0.47% |
943,000 |
5,200 |
0.094 |
Education & Training ... |
|
JELD |
Jeld-Wen Holding, Inc. |
83 |
- |
$20.58 |
$4,913,000 |
260,200 |
0.46% |
1,608,000 |
12,800 |
1.441 |
N/A |
|
TAST |
Carrols Restaurant Group, Inc. |
84 |
New |
$9.50 |
$4,913,000 |
623,500 |
0.46% |
4,913,000 |
623,500 |
0 |
Restaurants |
|
HURN |
Huron Consulting Group Inc |
85 |
- |
$96.32 |
$4,883,000 |
47,500 |
0.45% |
-940,000 |
-8,400 |
0.208 |
Management Services |
|
ANF |
Abercrombie & Fitch Co |
86 |
- |
$121.36 |
$4,852,000 |
55,000 |
0.45% |
709,000 |
-18,500 |
0.088 |
Apparel Stores |
|
NXT |
Nextracker Inc. |
87 |
- |
$58.02 |
$4,835,000 |
103,200 |
0.45% |
927,000 |
5,900 |
0.204 |
N/A |
|
MSA |
MSA Safety Incorporated |
88 |
New |
$193.21 |
$4,744,000 |
28,100 |
0.44% |
4,744,000 |
28,100 |
0.072 |
Medical Appliances & ... |
|
SNCY |
Sun Country Airlines Holdin... |
89 |
- |
$0.00 |
$4,683,000 |
297,700 |
0.44% |
483,000 |
14,700 |
0.505 |
N/A |
|
SIMO |
Silicon Motion Technology Corp |
90 |
New |
$76.30 |
$4,681,000 |
76,400 |
0.44% |
4,681,000 |
76,400 |
0.217 |
Diversified Electronics |
|
VVX |
V2X, Inc |
91 |
- |
$46.37 |
$4,677,000 |
100,700 |
0.44% |
-1,135,000 |
-11,800 |
0.33 |
N/A |
|
CROX |
Crocs Inc |
92 |
- |
$143.02 |
$4,671,000 |
50,000 |
0.44% |
-2,275,000 |
-28,730 |
0.074 |
Textile - Apparel Foo... |
|
ATI |
Allegheny Technologies Inc |
93 |
- |
$50.92 |
$4,661,000 |
102,500 |
0.43% |
752,000 |
7,500 |
0.073 |
Steel & Iron |
|
CRY |
Cryolife Inc |
94 |
- |
$21.63 |
$4,613,000 |
258,000 |
0.43% |
850,000 |
9,800 |
0.681 |
Specialized Health Se... |
|
PRLB |
Proto Labs Inc |
95 |
New |
$35.38 |
$4,574,000 |
117,400 |
0.43% |
4,574,000 |
117,400 |
0.409 |
Machine Tools & Acces... |
|
OSIS |
OSI Systems Inc |
96 |
- |
$141.44 |
$4,555,000 |
35,300 |
0.42% |
1,557,000 |
9,900 |
0.197 |
Semiconductor Equipme... |
|
LPI |
Laredo Petroleum Inc |
97 |
New |
$0.95 |
$4,535,000 |
99,700 |
0.42% |
4,535,000 |
99,700 |
0.584 |
Independent Oil & Gas |
|
LMB |
Limbach Holdings Inc |
98 |
New |
$41.61 |
$4,524,000 |
99,494 |
0.42% |
4,524,000 |
99,494 |
1.335 |
N/A |
|
FSLY |
Fastly, Inc. |
99 |
- |
$12.63 |
$4,446,000 |
249,800 |
0.41% |
1,181,000 |
79,500 |
0.244 |
N/A |
|
ACIW |
ACI Worldwide Inc |
100 |
New |
$32.54 |
$4,414,000 |
144,262 |
0.41% |
4,414,000 |
144,262 |
0.124 |
Technical & System So... |
|