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OBERWEIS ASSET MANAGEMENT INC/ - Portfolio Stock Holdings

OBERWEIS ASSET MANAGEMENT INC/ disclosed 196 stock positions in a recent SEC 13F filing. $4,831,926,410 of stock holdings were filed, with the largest holdings including CRDO, AAOI, and DOCN. This filing represented positions held on June 30, 2026, and was filed on Aug. 14, 2026.

We estimate the fund has a total AUM of $5,061,020,947 and has 31 employees, per a recent ADV filing. Most of the fund’s AUM appears to come from investment companies.

Report Period:

June 30, 2026

No. of Stocks:

196

Est. Stock Holding Value:

$4,831,926,410

Top Stock Holdings By Sector

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Portfolio Stock Holdings - OBERWEIS ASSET MANAGEMENT INC/

Stock
Holdings (Shares)
Holdings (USD)
% of Portfolio
Change (Shares)
Change (USD)
% Change

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