OBERWEIS ASSET MANAGEMENT INC/

CIK
0000937886
City
Lisle
State / Country
IL

Top Portfolio Positions

160 positions · $2,482,019,430 total · as of Dec 31, 2025
Ticker Company Shares Value (USD) % of Portfolio
LITE
Lumentum Holdings Inc.
Technology
280,930 $103,547,988 4.17%
CRDO
Credo Technology Group Holding Ltd
Technology
675,388 $97,181,579 3.92%
AAOI
Applied Optoelectronics, Inc.
Technology
2,039,641 $71,101,885 2.86%
SN
SharkNinja, Inc.
526,310 $58,894,089 2.37%
AMBA
Ambarella Inc
617,860 $43,769,202 1.76%
RMBS
Rambus Inc
462,100 $42,462,369 1.71%
SKYW
Skywest Inc
Industrials
382,220 $38,378,710 1.55%
EHC
Encompass Health Corp
Healthcare
358,971 $38,101,181 1.54%
SITM
SITIME Corp
Technology
106,396 $37,578,003 1.51%
DOCN
DigitalOcean Holdings, Inc.
Technology
778,830 $37,477,299 1.51%

Portfolio Trend

24 quarters · across all stocks

Holdings in GENI

Export CSV

Shares Held

Position Value (USD)

2 of 2 shown
Report Date Value (USD) Shares
2025-12-31 $17,476,618 1,585,900
2025-09-30 $12,566,938 1,015,100