Latest OBERWEIS ASSET MANAGEMENT INC/ Stock Portfolio

OBERWEIS ASSET MANAGEMENT INC/ Performance:

2025 Q3: 10.25%YTD: 15.07%2024: 17.51%

Performance for 2025 Q3 is 10.25%, and YTD is 15.07%, and 2024 is 17.51%.

About OBERWEIS ASSET MANAGEMENT INC/ and 13F Hedge Fund Stock Holdings

OBERWEIS ASSET MANAGEMENT INC/ is a hedge fund based in LISLE, IL. On 05-Jul-2023, the fund reported that it had an AUM (Regulated Assets under Management) of $2.6 Billions. In it's latest 13F Holdings report, OBERWEIS ASSET MANAGEMENT INC/ reported an equity portfolio of $2.6 Billions as of 30 Sep, 2025.

The top stock holdings of OBERWEIS ASSET MANAGEMENT INC/ are CRDO, LITE, RMBS. The fund has invested 3.6% of it's portfolio in CREDO TECHNOLOGY GROUP and 2% of portfolio in LUMENTUM HLDGS, INC.

The fund managers got completely rid off MR. COOPER GROUP INC. (COOP), PRIMO BRANDS CORP. and THE GAP,INC. (GPS) stocks. They significantly reduced their stock positions in ARIS WATER SOLUTIONS, INC. (ARIS), SPOTIFY TECHNOLOGY S.A. and FABRINET (FN). OBERWEIS ASSET MANAGEMENT INC/ opened new stock positions in LEVI STRAUSS & CO. (LEVI), LATTICE SEMICONDUCTOR CORPORAT (LSCC) and IMPINJ, INC. (PI). The fund showed a lot of confidence in some stocks as they added substantially to DAVE, INC. (DAVE), CRA INT'L INC. (CRAI) and SKYWARD SPECIALTY INS GROUP.

OBERWEIS ASSET MANAGEMENT INC/ Annual Return Estimates Vs S&P 500

Our best estimate is that OBERWEIS ASSET MANAGEMENT INC/ made a return of 10.25% in the last quarter. In trailing 12 months, it's portfolio return was 16.58%.

New Buys

Ticker	$ Bought
levi strauss & co.	21,051,600
lattice semiconductor corporat	20,202,300
impinj, inc.	19,361,900
littelfuse, inc.	16,136,300
new york times co. cl a	14,464,800
green dot corp. cl a	13,031,100
sensient technologies corp.	12,594,700
genius sports ltd.	12,566,900

New stocks bought by OBERWEIS ASSET MANAGEMENT INC/

Additions

Ticker	% Inc.
dave, inc.	87.58
cra int'l inc.	83.68
skyward specialty ins group	76.14
dutch bros., inc.	69.96
genpact ltd.	68.83
remitly global, inc.	68.68
cormedix, inc.	62.00
lincoln edl svcs	59.07

Additions to existing portfolio by OBERWEIS ASSET MANAGEMENT INC/

Reductions

Ticker	% Reduced
aris water solutions, inc.	-91.03
spotify technology s.a.	-54.84
fabrinet	-46.75
advanced energy industry, inc.	-39.23
halozyme therapeutics, inc.	-35.47
zeta global holdings corp.	-33.02
five9, inc.	-28.66
vse corp.	-23.89

OBERWEIS ASSET MANAGEMENT INC/ reduced stake in above stock

Sold off

Ticker	$ Sold
mannkind corp.	-3,621,820
the gap,inc.	-17,236,400
nov, inc.	-9,076,390
evolus, inc.	-6,240,700
grid dynamics holdings, inc.	-7,489,020
primo brands corp.	-18,106,700
oscar health, inc.	-12,401,500
helix energy solutions group,	-3,130,610

OBERWEIS ASSET MANAGEMENT INC/ got rid off the above stocks

Sector Distribution

OBERWEIS ASSET MANAGEMENT INC/ has about 35.3% of it's holdings in Technology sector.

Sector	%
Technology	35.3
Industrials	16.6
Others	12.1
Healthcare	11.8
Consumer Cyclical	10
Financial Services	4.3
Consumer Defensive	4.1
Communication Services	2.2
Energy	1.8
	1.1

Market Cap. Distribution

OBERWEIS ASSET MANAGEMENT INC/ has about 2.1% of it's portfolio invested in the large-cap and mega-cap stocks.

Category	%
MID-CAP	54.8
SMALL-CAP	27
UNALLOCATED	12.7
MICRO-CAP	2.7
LARGE-CAP	2.1

Stocks belong to which Index?

About 67.1% of the stocks held by OBERWEIS ASSET MANAGEMENT INC/ either belong to S&P 500 or RUSSELL 2000 index.

Index	%
RUSSELL 2000	65.1
Others	32.9
S&P 500	2

Top 5 Winners (%)		%
LQDA	liquidia corp.	82.5 %
PRIM	primoris services corp.	76.2 %
BLZE	backblaze, inc.	68.7 %
AXGN	axogen inc.	64.4 %
RMBS	rambus, inc	62.5 %

Top 5 Winners ($)		$
CRDO	credo technology group	37.2 M
RMBS	rambus, inc	20.4 M
LITE	lumentum hldgs, inc.	20.2 M
AMSC	american superconductor	15.1 M
PRIM	primoris services corp.	11.4 M

Top 5 Losers (%)		%
SFM	sprouts farmers markets llc	-31.4 %
LMB	limbach hldgs, inc.	-30.7 %
BMI	badger meter	-25.3 %
QTWO	q2 holdings, inc.	-22.6 %
AVPT	avepoint, inc.	-22.3 %

Top 5 Losers ($)		$
ADMA	adma biologics, inc.	-10.4 M
SFM	sprouts farmers markets llc	-7.3 M
FRSH	freshworks, inc.	-6.5 M
QTWO	q2 holdings, inc.	-6.2 M
BROS	dutch bros., inc.	-5.1 M

OBERWEIS ASSET MANAGEMENT INC/ Holdings Map

This heatmap illustrates the top 50 positions within the fund's portfolio.

Current Stock Holdings of OBERWEIS ASSET MANAGEMENT INC/

OBERWEIS ASSET MANAGEMENT INC/ has 183 stocks in it's portfolio. About 19.7% of the portfolio is in top 10 stocks. ADMA proved to be the most loss making stock for the portfolio. CRDO was the most profitable stock for OBERWEIS ASSET MANAGEMENT INC/ last quarter.

Last Reported on: 17 Nov, 2025

Ticker	Namesorted ascending	% Portfolio	Shares Held	$ Value	Type	% Change
AAOI	applied optoelectronics inc.	1.88	1,888,040	48,956,900	unchanged	0.00

AAPL	apple, inc.	0.03	3,388	862,601	reduced	-15.11

ABCB	ameris bancorp	0.44	156,400	11,465,700	unchanged	0.00

ACA	arcosa, inc.	0.80	221,600	20,766,100	unchanged	0.00

ACIW	aci worldwide inc.	0.67	330,702	17,451,100	reduced	-0.27

ACMR	acm research, inc. class a	0.00	0.00	0.00	sold off	-100

ADMA	adma biologics, inc.	1.52	2,712,040	39,758,500	reduced	-13.52

ADPT	adaptive biotechnologies	0.42	726,500	10,868,400	added	23.26

ADUS	addus homecare corp.	0.35	78,200	9,226,820	unchanged	0.00

AEIS	advanced energy industry, inc.	0.45	69,700	11,858,800	reduced	-39.23

AEO	american eagle outfitters	0.32	484,000	8,281,240	new

AFL	aflac inc.	0.01	2,000	223,400	unchanged	0.00

AGX	argan, inc	0.63	60,571	16,357,200	reduced	-7.93

AIR	aar corp.	0.81	236,500	21,207,000	unchanged	0.00

AIZ	assurant, inc.	0.69	83,000	17,977,800	unchanged	0.00

AMBA	ambarella, inc.	1.93	611,360	50,449,400	added	6.63

AMGN	amgen, inc.	0.01	1,034	291,916	unchanged	0.00

AMSC	american superconductor	1.51	665,700	39,535,900	reduced	-0.37

ANIP	ani pharmaceuticals, inc.	0.49	138,900	12,723,200	unchanged	0.00

AORT	artivion, inc	0.34	211,800	8,967,610	unchanged	0.00