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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
+26.28%
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
$2.3B
AUM Growth
+$292M
Cap. Flow
-$53.2M
Cap. Flow %
-2.32%
Top 10 Hldgs %
19.66%
Holding
212
New
20
Increased
88
Reduced
33
Closed
27

Top Buys

Rank Stock Value
1
LITE icon
Lumentum
LITE
+$19.1M
2
BTSG icon
BrightSpring Health Services
BTSG
+$16.2M
3
QRVO icon
Qorvo
QRVO
+$14.5M
4
BMI icon
Badger Meter
BMI
+$13.6M
5
SITM icon
SiTime
SITM
+$13.3M

Top Sells

Rank Stock Value
1
DOCS icon
Doximity
DOCS
+$33.9M
2
CRDO icon
Credo Technology Group
CRDO
+$29.2M
3
DORM icon
Dorman Products
DORM
+$25.1M
4
DECK icon
Deckers Outdoor
DECK
+$19M
5
CCS icon
Century Communities
CCS
+$16.6M

Sector Composition

Rank Sector Weight
1 Technology 38.26%
2 Industrials 17.9%
3 Healthcare 17.2%
4 Consumer Discretionary 11.36%
5 Financials 5.44%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
NGVC icon
126
Vitamin Cottage Natural Grocers
NGVC
$750M
$6.37M 0.28%
162,304
+29,602
+22% +$1.37M
CLBT icon
127
Cellebrite
CLBT
$3.9B
$6.34M 0.28%
395,970
-296,940
-43% -$5.29M
STRL icon
128
Sterling Infrastructure
STRL
$16.4B
$6.3M 0.27%
27,300
– –
AOSL icon
129
Alpha and Omega Semiconductor
AOSL
$974M
$6.27M 0.27%
244,300
+66,600
+37% +$1.45M
EOLS icon
130
Evolus
EOLS
$407M
$6.24M 0.27%
677,600
– –
CRMD icon
131
CorMedix
CRMD
$581M
$5.98M 0.26%
485,000
– –
EVLV icon
132
Evolv Technologies
EVLV
$1.08B
$5.92M 0.26%
+948,400
New +$4.39M
ARIS
133
DELISTED
Aris Water Solutions
ARIS
$5.85M 0.25%
247,495
+28,306
+13% +$699K
CDNA icon
134
CareDx
CDNA
$2.35B
$5.72M 0.25%
292,871
-130,400
-31% -$2.32M
AVPT icon
135
AvePoint
AVPT
$2.84B
$5.72M 0.25%
296,300
– –
DCTH icon
136
Delcath Systems
DCTH
$436M
$5.7M 0.25%
419,400
+57,200
+16% +$798K
FBK icon
137
FB Financial Corp
FBK
$3.09B
$5.59M 0.24%
123,500
– –
HURN icon
138
Huron Consulting
HURN
$2.38B
$5.57M 0.24%
40,500
– –
SRCE icon
139
1st Source
SRCE
$2.17B
$5.13M 0.22%
82,700
+9,200
+13% +$547K
IIIN icon
140
Insteel Industries
IIIN
$635M
$4.94M 0.21%
+132,732
New +$4.43M
RDVT icon
141
Red Violet
RDVT
$963M
$4.93M 0.21%
100,300
+15,000
+18% +$655K
SPOT icon
142
Spotify
SPOT
$99.1B
$4.76M 0.21%
6,200
+1,200
+24% +$770K
AIOT
143
PowerFleet Inc
AIOT
$566M
$4.61M 0.2%
1,068,800
– –
PDS
144
Precision Drilling
PDS
$963M
$4.59M 0.2%
97,100
+28,700
+42% +$1.28M
EIG icon
145
Employers Holdings
EIG
$912M
$4.53M 0.2%
96,100
– –
LINC icon
146
Lincoln Educational Services
LINC
$1.36B
$4.37M 0.19%
189,600
– –
QNST icon
147
QuinStreet
QNST
$889M
$4.23M 0.18%
262,800
– –
NPKI
148
NPK International
NPKI
$1.15B
$4.23M 0.18%
+496,500
New +$3.64M
LQDA icon
149
Liquidia Corp
LQDA
$7.93B
$4M 0.17%
321,200
+70,300
+28% +$1.04M
BVS icon
150
Bioventus
BVS
$1.03B
$3.98M 0.17%
601,714
– –
4 5
6
7 8

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MCM
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EFM
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DIA
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5NCM
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QCG
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Oberweis Asset Management's Q2 2025 Portfolio in Review

As of Q2 2025, Oberweis Asset Management held 212 positions worth $2.3B, up 15% from $2.01B the previous quarter. Its ten largest holdings account for 20% of the portfolio.

Oberweis Asset Management's Q2 2025 filing shows 20 new, 88 increased, 33 reduced and 27 closed positions. Its largest new stake was Lumentum: 269,050 shares worth $25.6M. The largest sale was Doximity, an estimated $33.9M.

By sector, the portfolio is most concentrated in Technology at 38% of assets, up from 34% a quarter earlier, followed by Industrials and Healthcare.

  • Oberweis Asset Management's largest Q2 2025 buy was Lumentum: 269,050 shares worth $25.6M.
  • Oberweis Asset Management added most to Applied Optoelectronics in Q2 2025, an estimated $8.14M increase.
  • Oberweis Asset Management's biggest Q2 2025 reduction was Credo Technology Group, cutting an estimated $29.2M.
  • Oberweis Asset Management fully exited Doximity in Q2 2025, selling an estimated $33.9M.
  • Oberweis Asset Management's ten largest holdings make up 20% of its $2.3B portfolio in Q2 2025.
  • Oberweis Asset Management opened 20 new positions and closed 27 in Q2 2025.
  • Oberweis Asset Management's portfolio value rose 15% quarter-over-quarter to $2.3B.

Based on Oberweis Asset Management's 13F filing for Q2 2025, filed 14 Aug 2025.