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OAM

Oberweis Asset Management Portfolio holdings

AUM $3.39B
1-Year Est. Return 105.5%
This Fund
S&P 500
This Quarter Est. Return
+24.05%
1 Year Est. Return
+105.5%
3 Year Est. Return
+311.52%
5 Year Est. Return
+632.9%
10 Year Est. Return
+11,604.3%
AUM
$3.39B
AUM Growth
+$651M
Cap. Flow
+$406M
Cap. Flow %
11.98%
Top 10 Hldgs %
26.04%
Holding
200
New
21
Increased
130
Reduced
19
Closed
20

Top Buys

Rank Stock Value
1
CRDO icon
Credo Technology Group
CRDO
+$42.2M
2
DAN icon
Dana Inc
DAN
+$25.5M
3
CHYM
Chime Financial
CHYM
+$23.5M
4
AAOI icon
Applied Optoelectronics
AAOI
+$19.8M
5
HNGE
Hinge Health
HNGE
+$19.4M

Top Sells

Rank Stock Value
1
AMBA icon
Ambarella
AMBA
+$20.1M
2
CARG icon
CarGurus
CARG
+$19.9M
3
FRSH icon
Freshworks
FRSH
+$18.4M
4
SXT icon
Sensient Technologies
SXT
+$17.7M
5
GENI icon
Genius Sports
GENI
+$17.5M

Sector Composition

Rank Sector Weight
1 Technology 39.82%
2 Industrials 18.77%
3 Healthcare 18.12%
4 Consumer Discretionary 12.4%
5 Financials 4.26%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
SPY icon
151
State Street SPDR S&P 500 ETF Trust
SPY
$787B
$1.54M 0.05%
2,374
+319
+16% +$217K
HTHT icon
152
Huazhu Hotels Group
HTHT
$12.5B
$1.21M 0.04%
24,000
– –
MSFT icon
153
Microsoft
MSFT
$2.9T
$987K 0.03%
2,665
– –
JPM icon
154
JPMorgan Chase
JPM
$926B
$936K 0.03%
3,184
+132
+4% +$40.1K
AAPL icon
155
Apple
AAPL
$4.79T
$896K 0.03%
3,531
+55
+2% +$14.3K
FUTU icon
156
Futu Holdings
FUTU
$14.9B
$615K 0.02%
4,500
-6,500
-59% -$1.01M
JNJ icon
157
Johnson & Johnson
JNJ
$615B
$561K 0.02%
2,294
+244
+12% +$56.8K
GOOGL icon
158
Alphabet (Google) Class A
GOOGL
$4.17T
$546K 0.02%
1,900
– –
ACMR icon
159
ACM Research
ACMR
$6.19B
$512K 0.02%
+13,000
New +$690K
GOOG icon
160
Alphabet (Google) Class C
GOOG
$4.17T
$465K 0.01%
1,620
– –
FRSH icon
161
Freshworks
FRSH
$2.78B
$464K 0.01%
57,750
-1,996,720
-97% -$18.4M
TRV icon
162
Travelers Companies
TRV
$82.1B
$461K 0.01%
1,582
+1
+0.1% +$293
AMGN icon
163
Amgen
AMGN
$198B
$364K 0.01%
1,036
+1
+0.1% +$356
WEAV icon
164
Weave Communications
WEAV
$489M
$336K 0.01%
72,830
-926,250
-93% -$5.39M
MA icon
165
Mastercard
MA
$470B
$331K 0.01%
662
– –
RMD icon
166
ResMed
RMD
$28B
$325K 0.01%
1,450
– –
NEM icon
167
Newmont
NEM
$102B
$311K 0.01%
2,875
+2
+0.1% +$231
BNY
168
Bank of New York Mellon
BNY
$110B
$298K 0.01%
2,510
-43
-2% -$5.11K
GLD icon
169
SPDR Gold Trust
GLD
$133B
$290K 0.01%
675
– –
CAT icon
170
Caterpillar
CAT
$410B
$289K 0.01%
408
-40
-9% -$27.7K
IBEX icon
171
IBEX
IBEX
$443M
$274K 0.01%
10,200
-231,600
-96% -$7.49M
WMT icon
172
Walmart Inc
WMT
$870B
$266K 0.01%
2,137
-50
-2% -$6.14K
MCD icon
173
McDonald's
MCD
$187B
$266K 0.01%
855
+2
+0.2% +$637
WFC.PRL icon
174
Wells Fargo 7.5% Non Cumv Perp Conv
WFC.PRL
$4.69B
$260K 0.01%
225
– –
MU icon
175
Micron Technology
MU
$1.08T
$236K 0.01%
700
-3,800
-84% -$1.49M
4 5 6
7
8

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VFCM
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BCM
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MCM
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EFM
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DIA
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5NCM
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Oberweis Asset Management's Q1 2026 Portfolio in Review

As of Q1 2026, Oberweis Asset Management held 200 positions worth $3.39B, up 24% from $2.73B the previous quarter. Its ten largest holdings account for 26% of the portfolio.

Oberweis Asset Management deployed $406M of net new capital in Q1 2026, opening 21 new positions and adding to 130 existing holdings. Its largest new stake was Chime Financial: 1,035,530 shares worth $19.4M.

By sector, the portfolio is most concentrated in Technology at 40% of assets, up from 37% a quarter earlier, followed by Industrials and Healthcare.

On the sell side, the largest reduction was Ambarella, an estimated $20.1M trimmed.

  • Oberweis Asset Management's largest Q1 2026 buy was Chime Financial: 1,035,530 shares worth $19.4M.
  • Oberweis Asset Management added most to Credo Technology Group in Q1 2026, an estimated $42.2M increase.
  • Oberweis Asset Management's biggest Q1 2026 reduction was Ambarella, cutting an estimated $20.1M.
  • Oberweis Asset Management fully exited CarGurus in Q1 2026, selling an estimated $19.9M.
  • Oberweis Asset Management's ten largest holdings make up 26% of its $3.39B portfolio in Q1 2026.
  • Oberweis Asset Management opened 21 new positions and closed 20 in Q1 2026.
  • Oberweis Asset Management's portfolio value rose 24% quarter-over-quarter to $3.39B.

Based on Oberweis Asset Management's 13F filing for Q1 2026, filed 15 May 2026.