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OBERWEIS ASSET MANAGEMENT INC/ 13F portfolio summary

OBERWEIS ASSET MANAGEMENT INC/ of OBERWEIS ASSET MANAGEMENT INC/ has 175 current stock holdings with a reported portfolio value of $4.84B. The portfolio 1 year return is +71.85%. Top holdings include CRDO (5.69%), AAOI (5.48%), DOCN (3.02%), SIMO (2.18%), UCTT (1.91%).

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OBERWEIS ASSET MANAGEMENT INC/ 13F Portfolio

OBERWEIS ASSET MANAGEMENT INC/
Latest SEC 13F filing: 2026-06-30

OBERWEIS ASSET MANAGEMENT INC/ runs OBERWEIS ASSET MANAGEMENT INC/ and currently holds 175 stock positions, which is fewer than the average of 231 among the investors we track. The portfolio is valued at approximately $4.84B. Their top holdings are CRDO, AAOI, DOCN, SIMO, UCTT. The top five represent 18.3% of reported portfolio weight. OBERWEIS ASSET MANAGEMENT INC/ ranks #144 out of 1000 investors tracked by Alpha Score. In the most recent quarter, OBERWEIS ASSET MANAGEMENT INC/ initiated 14 new positions. They added to 71 existing positions. They trimmed 15 positions. Their current best-performing preview position is MU with returns of +241.67%.

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Top 5 Holdings
CRDO5.7%
AAOI5.5%
DOCN3.0%
SIMO2.2%
UCTT1.9%
Top 5: 18.3%
Portfolio Returns
1 Year
+71.85%
#101/1000
3 Year
+124.71%
#164/1000
5 Year
+129.61%
#159/1000

Portfolio Value

$4.84B

Alpha Score

107.2

#144 of 1000

Holdings

175

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OBERWEIS ASSET MANAGEMENT INC/ Current 13F Holdings

Reported holdings from OBERWEIS ASSET MANAGEMENT INC/'s latest SEC 13F filing, ranked by portfolio weight.

175 stock holdings

HoldingWeightAvg BuyCurrentReturnQuarter Change
CRDO
Credo Technology Group
5.69%$58.02$216.55+273.23%
Trimmed
-0.84%
AAOI
Applied Optoelectronics Inc.
5.48%$27.85$109.64+293.68%
Trimmed
-23.78%
DOCN
DigitalOcean Holdings, Inc.
3.02%$45.27$134.86+197.90%
Added
+0.27%
SIMO
Silicon Motion Techn ADR
2.18%$106.28$263.90+148.31%
Added
+11.96%
UCTT
Ultra Clean Holdings
1.91%$39.66$68.59+72.95%
Added
+1.06%
SN
SharkNinja, Inc.
1.87%$81.99$184.97+125.60%
Trimmed
-1.08%
SITM
SiTime Corporation
1.84%$252.61$612.37+142.42%
Added
+0.18%
BTSG
BrightSpring Health Services
1.71%$29.31$63.74+117.47%
Added
+2.27%
HNGE
Hinge Health, Inc.
1.47%$58.80$102.89+74.98%
Added
+83.67%
RMBS
Rambus, Inc
1.45%$57.01$107.47+88.51%
Added
+0.13%

Showing 1-10 of 175