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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 |
|
ONTO |
Onto Innovation Inc |
4 |
- |
$217.20 |
$19,363,000 |
106,930 |
1.4% |
12,544,000 |
62,330 |
0.218 |
Scientific & Technica... |
|
|
ADMA |
ADMA Biologics Inc |
7 |
- |
$10.47 |
$18,419,000 |
2,790,700 |
1.33% |
6,167,000 |
80,000 |
1.425 |
Biotechnology |
|
|
AMPH |
Amphastar Pharmaceuticals, ... |
8 |
- |
$40.71 |
$18,348,000 |
417,865 |
1.33% |
-2,697,000 |
77,600 |
0.88 |
N/A |
|
|
SKYW |
SkyWest Inc |
9 |
- |
$78.59 |
$18,124,000 |
262,360 |
1.31% |
11,145,000 |
128,660 |
0.523 |
Regional Airlines |
|
|
HLS |
Encompass Health Corp |
10 |
- |
$85.88 |
$16,858,000 |
204,136 |
1.22% |
7,167,000 |
58,891 |
0.208 |
Hospitals |
|
|
SIMO |
Silicon Motion Technology Corp |
11 |
- |
$82.54 |
$16,727,000 |
217,400 |
1.21% |
12,046,000 |
141,000 |
0.618 |
Diversified Electronics |
|
|
OSK |
Oshkosh Corp |
12 |
- |
$121.25 |
$16,690,000 |
133,827 |
1.21% |
5,968,000 |
34,928 |
0.197 |
Trucks & Other Vehicles |
|
|
CLH |
Clean Harbors Inc |
13 |
- |
$213.90 |
$16,365,000 |
81,295 |
1.18% |
6,408,000 |
24,240 |
0.147 |
Waste Management |
|
|
AVAV |
Aerovironment Inc |
14 |
- |
$202.29 |
$15,569,000 |
101,570 |
1.13% |
6,771,000 |
31,770 |
0.421 |
Aerospace/Defense Pro... |
|
|
CAMT |
Camtek Ltd |
15 |
- |
$109.42 |
$14,926,000 |
178,180 |
1.08% |
2,821,000 |
3,700 |
0.454 |
Scientific & Technica... |
|
|
VCYT |
Veracyte, Inc. |
16 |
- |
$20.65 |
$14,885,000 |
671,700 |
1.08% |
-3,184,000 |
14,890 |
0.811 |
Biotechnology |
|
|
UCTT |
Ultra Clean Holdings Inc |
17 |
- |
$46.12 |
$14,682,000 |
319,600 |
1.06% |
6,246,000 |
72,500 |
0.73 |
Semiconductor - Speci... |
|
|
ICFI |
Icf International, Inc. |
20 |
- |
$144.10 |
$14,596,000 |
96,900 |
1.06% |
5,733,000 |
30,800 |
0.514 |
Management Services |
|
|
ESAB |
Esab Corp |
21 |
- |
$93.36 |
$14,286,000 |
129,200 |
1.03% |
7,434,000 |
50,100 |
0.215 |
N/A |
|
|
PSN |
Parsons Corp |
22 |
- |
$74.52 |
$14,279,000 |
172,140 |
1.03% |
5,939,000 |
39,140 |
0.156 |
N/A |
|
|
CROX |
Crocs Inc |
23 |
- |
$147.00 |
$13,719,000 |
95,400 |
0.99% |
9,048,000 |
45,400 |
0.141 |
Textile - Apparel Foo... |
|
|
NXT |
Nextracker Inc. |
24 |
- |
$55.65 |
$13,263,000 |
235,700 |
0.96% |
8,428,000 |
132,500 |
0.173 |
N/A |
|
|
OLED |
Universal Display Corp |
25 |
- |
$183.03 |
$13,045,000 |
77,442 |
0.94% |
318,000 |
10,900 |
0.164 |
Computer Peripherals |
|
|
ZETA |
Zeta Global Holdings Corp. |
26 |
- |
$16.73 |
$12,919,000 |
1,181,980 |
0.93% |
4,668,000 |
246,500 |
0.77 |
N/A |
|
|
ACMR |
Acm Research Inc |
27 |
- |
$22.41 |
$12,855,000 |
441,130 |
0.93% |
5,168,000 |
47,730 |
0.816 |
N/A |
|
|
FLS |
Flowserve Corp |
28 |
- |
$47.28 |
$12,534,000 |
274,378 |
0.91% |
2,424,000 |
29,107 |
0.21 |
Diversified Machinery |
|
|
HAE |
Haemonetics Corp |
29 |
- |
$85.61 |
$12,264,000 |
143,695 |
0.89% |
3,210,000 |
37,815 |
0.28 |
Medical Instruments &... |
|
|
ACHC |
Acadia Healthcare Company Inc |
30 |
- |
$73.18 |
$12,014,000 |
151,650 |
0.87% |
5,000,000 |
61,450 |
0.153 |
N/A |
|
|
MMSI |
Merit Medical Systems Inc |
32 |
- |
$82.38 |
$11,854,000 |
156,490 |
0.86% |
3,719,000 |
49,400 |
0.271 |
Medical Instruments &... |
|
|
FCFS |
First Cash Financial Servic... |
35 |
- |
$112.47 |
$11,695,000 |
91,700 |
0.85% |
3,652,000 |
17,500 |
0.189 |
Specialty Retail, Other |
|
|
NEO |
NeoGenomics Inc |
37 |
- |
$13.01 |
$11,589,000 |
737,200 |
0.84% |
5,235,000 |
344,500 |
0.578 |
N/A |
|
|
BLBD |
Blue Bird Corp |
38 |
- |
$56.35 |
$11,467,000 |
299,100 |
0.83% |
3,738,000 |
12,400 |
0.935 |
N/A |
|
|
ACIW |
ACI Worldwide Inc |
39 |
- |
$34.91 |
$11,443,000 |
344,562 |
0.83% |
7,029,000 |
200,300 |
0.296 |
Technical & System So... |
|
|
LIVN |
LivaNova PLC |
40 |
- |
$53.38 |
$11,328,000 |
202,500 |
0.82% |
7,489,000 |
128,300 |
0.358 |
Medical Appliances & ... |
|
|
ITGR |
Integer Holdings Corporation |
41 |
- |
$121.11 |
$11,283,000 |
96,700 |
0.82% |
4,248,000 |
25,700 |
0.253 |
Industrial Electrical... |
|
|
EVH |
Evolent Health, Inc. |
44 |
- |
$23.48 |
$11,114,000 |
338,940 |
0.8% |
4,028,000 |
124,400 |
0.256 |
N/A |
|
|
FSS |
Federal Signal Corp |
46 |
- |
$80.84 |
$10,849,000 |
127,830 |
0.78% |
3,265,000 |
29,000 |
0.211 |
Trucks & Other Vehicles |
|
|
INFA |
Informatica Inc. |
47 |
- |
$28.61 |
$10,815,000 |
309,000 |
0.78% |
5,645,000 |
126,900 |
0.123 |
N/A |
|
|
FORM |
Formfactor Inc |
48 |
- |
$44.32 |
$10,801,000 |
236,700 |
0.78% |
4,161,000 |
77,500 |
0.306 |
Semiconductor- Broad... |
|
|
CECE |
Ceco Environmental Corp |
49 |
- |
$23.37 |
$10,667,000 |
463,400 |
0.77% |
2,014,000 |
36,700 |
1.301 |
Industrial Electrical... |
|
|
STRL |
Sterling Construction Co Inc |
50 |
- |
$112.73 |
$10,656,000 |
96,600 |
0.77% |
2,918,000 |
8,600 |
0.344 |
Residential Construct... |
|
|
YOU |
Clear Secure, Inc. |
51 |
- |
$18.30 |
$10,646,000 |
500,500 |
0.77% |
4,379,000 |
197,000 |
0.496 |
N/A |
|
|
INSW |
International Seaways, Inc. |
52 |
- |
$61.66 |
$10,571,000 |
198,700 |
0.76% |
6,269,000 |
104,100 |
0.392 |
N/A |
|
|
WWD |
Woodward Inc |
53 |
- |
$182.21 |
$10,542,000 |
68,400 |
0.76% |
3,463,000 |
16,400 |
0.11 |
Industrial Electrical... |
|
|
JBI |
Janus International Group |
54 |
- |
$12.95 |
$10,521,000 |
695,400 |
0.76% |
3,625,000 |
167,000 |
0.51 |
N/A |
|
|
ACXM |
LiveRamp Holdings Inc |
55 |
- |
$31.07 |
$10,204,000 |
295,780 |
0.74% |
4,939,000 |
156,780 |
0.381 |
Information Technolog... |
|
|
VECO |
Veeco Instruments Inc |
56 |
- |
$42.78 |
$9,464,000 |
269,100 |
0.68% |
2,017,000 |
29,100 |
0.459 |
Semiconductor Equipme... |
|
|
AMSC |
American Superconductor Corp |
60 |
- |
$21.36 |
$8,571,000 |
634,400 |
0.62% |
4,385,000 |
258,600 |
2.299 |
Diversified Electronics |
|
|
ELF |
E L F Beauty Inc |
61 |
- |
$177.63 |
$8,570,000 |
43,720 |
0.62% |
4,456,000 |
15,220 |
0.079 |
N/A |
|
|
MSA |
MSA Safety Incorporated |
62 |
- |
$171.23 |
$8,557,000 |
44,200 |
0.62% |
3,813,000 |
16,100 |
0.113 |
Medical Appliances & ... |
|
|
GO |
Grocery Outlet Holding Corp. |
63 |
- |
$20.91 |
$8,519,000 |
296,000 |
0.62% |
4,766,000 |
156,800 |
0.28 |
N/A |
|
|
AIZ |
Assurant Inc |
66 |
- |
$173.34 |
$8,471,000 |
45,000 |
0.61% |
3,298,000 |
14,300 |
0.075 |
Life & Health Insurance |
|
|
KWR |
Quaker Chemical Corp |
67 |
- |
$175.23 |
$8,313,000 |
40,500 |
0.6% |
2,551,000 |
13,500 |
0.226 |
Specialty Chemicals |
|
|
OSIS |
OSI Systems Inc |
68 |
- |
$138.58 |
$7,898,000 |
55,300 |
0.57% |
3,343,000 |
20,000 |
0.309 |
Semiconductor Equipme... |
|
|
EZPW |
Ezcorp Inc |
70 |
- |
$10.48 |
$7,767,000 |
685,500 |
0.56% |
2,038,000 |
30,000 |
1.068 |
Specialty Retail, Other |
|
|
AVNW |
Aviat Networks Inc |
71 |
- |
$30.77 |
$7,641,000 |
199,307 |
0.55% |
3,421,000 |
70,100 |
1.786 |
Communication Equipment |
|
|
MMS |
Maximus Inc |
72 |
- |
$85.08 |
$7,526,000 |
89,700 |
0.54% |
2,461,000 |
29,300 |
0.14 |
Education & Training ... |
|
|
WING |
Wingstop Inc. |
73 |
- |
$383.79 |
$7,328,000 |
20,000 |
0.53% |
3,248,000 |
4,100 |
0.06 |
N/A |
|
|
CPRX |
Catalyst Pharmaceutical Par... |
74 |
- |
$15.62 |
$7,307,000 |
458,400 |
0.53% |
1,447,000 |
109,800 |
0.442 |
Drugs - Generic |
|
|
PFBC |
Preferred Bank of L.A. |
75 |
- |
$73.76 |
$7,293,000 |
95,000 |
0.53% |
748,000 |
5,400 |
0.638 |
Domestic Regional Banks |
|
|
PLYA |
Playa Hotels & Resorts N.v. |
76 |
- |
$8.52 |
$7,290,000 |
751,500 |
0.53% |
1,222,000 |
50,000 |
0.51 |
N/A |
|
|
ATI |
Allegheny Technologies Inc |
77 |
- |
$59.70 |
$7,261,000 |
141,900 |
0.53% |
2,600,000 |
39,400 |
0.101 |
Steel & Iron |
|
|
PLAB |
Photronics Inc |
78 |
- |
$25.73 |
$7,253,000 |
256,100 |
0.52% |
-511,000 |
8,600 |
0.39 |
Semiconductor Equipme... |
|
|
LMB |
Limbach Holdings Inc |
80 |
- |
$57.39 |
$6,826,000 |
164,800 |
0.49% |
2,302,000 |
65,306 |
2.211 |
N/A |
|
|
RXST |
Rxsight, Inc. |
83 |
- |
$57.22 |
$6,532,000 |
126,640 |
0.47% |
3,181,000 |
43,540 |
0.353 |
N/A |
|
|
MCRI |
Monarch Casino & Resort Inc |
85 |
- |
$67.01 |
$6,464,000 |
86,200 |
0.47% |
2,419,000 |
27,700 |
0.472 |
Gambling/Resorts |
|
|
GIII |
G III Apparel Group Ltd |
86 |
- |
$26.85 |
$6,408,000 |
220,900 |
0.46% |
-272,000 |
24,300 |
0.457 |
Textile - Apparel Foo... |
|
|
FIX |
Comfort Systems USA Inc |
88 |
- |
$304.73 |
$6,291,000 |
19,800 |
0.45% |
2,651,000 |
2,100 |
0.054 |
General Contractors |
|
|
PETQ |
Petiq, Inc. |
89 |
- |
$21.94 |
$6,228,000 |
340,700 |
0.45% |
216,000 |
36,300 |
1.093 |
N/A |
|
|
TREX |
Trex Co Inc |
92 |
- |
$80.13 |
$5,995,000 |
60,100 |
0.43% |
2,675,000 |
20,000 |
0.052 |
General Building Mate... |
|
|
CRY |
Cryolife Inc |
93 |
- |
$23.34 |
$5,976,000 |
282,400 |
0.43% |
1,363,000 |
24,400 |
0.746 |
Specialized Health Se... |
|
|
PRMW |
Primo Water Corp |
95 |
- |
$22.91 |
$5,891,000 |
323,500 |
0.43% |
2,267,000 |
82,700 |
0.202 |
Beverage Soft Drinks... |
|
|
LOPE |
Grand Canyon Education, Inc. |
96 |
- |
$142.92 |
$5,884,000 |
43,200 |
0.43% |
2,345,000 |
16,400 |
0.092 |
Education & Training ... |
|
|
UPWK |
Upwork Inc |
97 |
- |
$10.72 |
$5,752,000 |
469,200 |
0.42% |
-150,000 |
72,300 |
0.39 |
N/A |
|
|
LPI |
Laredo Petroleum Inc |
98 |
- |
$0.95 |
$5,748,000 |
109,400 |
0.42% |
1,213,000 |
9,700 |
0.017 |
Independent Oil & Gas |
|
|
DVAX |
Dynavax Technologies Corp |
99 |
- |
$12.06 |
$5,742,000 |
462,700 |
0.42% |
-93,000 |
45,300 |
0.343 |
Drug Manufacturers - ... |
|
|
OSW |
Onespaworld Holdings Ltd |
100 |
- |
$15.19 |
$5,562,000 |
420,400 |
0.4% |
2,060,000 |
172,000 |
1.109 |
N/A |
|
|
EOLS |
Evolus Inc |
101 |
- |
$11.69 |
$5,562,000 |
397,300 |
0.4% |
1,651,000 |
25,900 |
0 |
N/A |
|
|
MTDR |
Matador Resources Co |
102 |
- |
$58.05 |
$5,502,000 |
82,400 |
0.4% |
2,500,000 |
29,600 |
0.071 |
N/A |
|
|
LMAT |
Lemaitre Vascular Inc |
103 |
- |
$77.48 |
$5,309,000 |
80,001 |
0.38% |
1,603,000 |
14,701 |
0.388 |
Medical Instruments &... |
|
|
BOOT |
Boot Barn Holdings, Inc. |
105 |
- |
$128.01 |
$5,176,000 |
54,400 |
0.37% |
1,215,000 |
2,800 |
0.133 |
N/A |
|
|
SSD |
Simpson Manufacturing Co Inc |
106 |
- |
$161.00 |
$5,088,000 |
24,800 |
0.37% |
1,762,000 |
8,000 |
0.057 |
Small Tools & Accesso... |
|
|
SIBN |
Si-Bone, Inc. |
107 |
- |
$0.00 |
$5,081,000 |
310,400 |
0.37% |
-945,000 |
23,300 |
0.766 |
N/A |
|
|
SNCY |
Sun Country Airlines Holdin... |
110 |
- |
$0.00 |
$4,913,000 |
325,600 |
0.36% |
230,000 |
27,900 |
0.552 |
N/A |
|
|
CLW |
Clearwater Paper Corp |
111 |
- |
$50.27 |
$4,907,000 |
112,200 |
0.35% |
1,154,000 |
8,300 |
0.677 |
Paper & Paper Products |
|
|
LBRT |
Liberty Oilfield Services Inc |
112 |
- |
$22.73 |
$4,896,000 |
236,300 |
0.35% |
2,404,000 |
98,900 |
0.143 |
N/A |
|
|
MGY |
Magnolia Oil & Gas Corp |
113 |
- |
$24.25 |
$4,790,000 |
184,600 |
0.35% |
2,295,000 |
67,400 |
0.087 |
N/A |
|
|
HURN |
Huron Consulting Group Inc |
114 |
- |
$97.36 |
$4,754,000 |
49,200 |
0.34% |
-129,000 |
1,700 |
0.215 |
Management Services |
|
|
RPD |
Rapid7, Inc. |
115 |
- |
$37.64 |
$4,634,000 |
94,500 |
0.34% |
1,882,000 |
46,300 |
0.154 |
N/A |
|
|
HLX |
Helix Energy Solutions Grou... |
117 |
- |
$10.30 |
$4,417,000 |
407,500 |
0.32% |
743,000 |
50,100 |
0.271 |
Semiconductor Equipme... |
|
|
CRS |
Carpenter Technology Corp |
118 |
- |
$104.20 |
$4,414,000 |
61,800 |
0.32% |
1,886,000 |
26,100 |
0.129 |
Steel & Iron |
|
|
SGMS |
Scientific Games Corp |
121 |
- |
$97.66 |
$4,349,000 |
42,600 |
0.31% |
1,877,000 |
12,500 |
0.044 |
Diversified Computer ... |
|
|
SKWD |
Skyward Specialty Insurance... |
122 |
- |
$0.00 |
$4,328,000 |
115,700 |
0.31% |
1,557,000 |
33,900 |
0.307 |
N/A |
|
|
FRME |
First Merchants Corp |
123 |
- |
$31.60 |
$4,307,000 |
123,400 |
0.31% |
1,370,000 |
44,200 |
0.227 |
Domestic Regional Banks |
|
|
AAON |
AAON Inc |
124 |
- |
$71.99 |
$4,264,000 |
48,400 |
0.31% |
1,583,000 |
12,100 |
0.06 |
General Building Mate... |
|
|
ROCK |
Gibraltar Industires Inc |
125 |
- |
$70.04 |
$4,252,000 |
52,800 |
0.31% |
832,000 |
9,500 |
0.162 |
Steel & Iron |
|
|
BLKB |
Blackbaud Inc |
126 |
- |
$78.12 |
$4,248,000 |
57,300 |
0.31% |
1,638,000 |
27,200 |
0.1 |
Business Software & S... |
|
|
NOV |
NOV Inc |
128 |
- |
$13.73 |
$4,234,000 |
216,900 |
0.31% |
1,052,000 |
60,000 |
0.055 |
Oil & Gas Equipment &... |
|
|
HQY |
Healthequity Inc |
130 |
- |
$0.00 |
$4,188,000 |
51,300 |
0.3% |
1,622,000 |
12,600 |
0.057 |
N/A |
|
|
DY |
Dycom Industries Inc |
133 |
- |
$179.07 |
$4,162,000 |
29,000 |
0.3% |
1,515,000 |
6,000 |
0.091 |
Heavy Construction |
|
|
LRN |
Stride, Inc |
134 |
- |
$23.84 |
$4,161,000 |
66,000 |
0.3% |
1,638,000 |
23,500 |
0.145 |
Publishing |
|
|
CDNS |
Cadence Design Systems Inc |
137 |
- |
$294.42 |
$4,078,000 |
13,100 |
0.29% |
646,000 |
500 |
0.005 |
Technical & System So... |
|
|
COCO |
Vita Coco Company, Inc. |
138 |
- |
$28.25 |
$4,041,000 |
165,400 |
0.29% |
1,307,000 |
58,800 |
0.298 |
N/A |
|
|
EIG |
Employers Holdings, Inc. |
140 |
- |
$41.50 |
$3,908,000 |
86,100 |
0.28% |
657,000 |
3,600 |
0.297 |
Property & Casualty I... |
|
|
MNKD |
MannKind Corp |
145 |
- |
$4.67 |
$3,619,000 |
798,800 |
0.26% |
988,000 |
76,000 |
0.343 |
Biotechnology |
|
