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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
-6.15%
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
$2.01B
AUM Growth
-$115M
Cap. Flow
+$108M
Cap. Flow %
5.41%
Top 10 Hldgs %
18.43%
Holding
220
New
24
Increased
67
Reduced
19
Closed
28

Top Buys

Rank Stock Value
1
AMBA icon
Ambarella
AMBA
+$26.4M
2
LTH icon
Life Time Group Holdings
LTH
+$23.4M
3
AAOI icon
Applied Optoelectronics
AAOI
+$22.4M
4
WAY
Waystar Holding Corp
WAY
+$19.1M
5
CRDO icon
Credo Technology Group
CRDO
+$18.7M

Top Sells

Rank Stock Value
1
ANF icon
Abercrombie & Fitch
ANF
+$22M
2
HIMS icon
Hims & Hers Health
HIMS
+$20.4M
3
WFRD icon
Weatherford International
WFRD
+$19.8M
4
LIVN icon
LivaNova
LIVN
+$19.3M
5
TNDM icon
Tandem Diabetes Care
TNDM
+$18.2M

Sector Composition

Rank Sector Weight
1 Technology 33.93%
2 Healthcare 19.79%
3 Industrials 14.45%
4 Consumer Discretionary 14.32%
5 Consumer Staples 5.84%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
REVG
126
DELISTED
REV Group
REVG
$5.45M 0.27%
172,600
+33,000
+24% +$1.07M
NGVC icon
127
Vitamin Cottage Natural Grocers
NGVC
$654M
$5.33M 0.27%
132,702
+25,602
+24% +$1.07M
KNSA icon
128
Kiniksa Pharmaceuticals
KNSA
$5.93B
$5.27M 0.26%
237,200
– –
CRAI icon
129
CRA International
CRAI
$1.06B
$5.2M 0.26%
+30,000
New +$5.56M
VRNT
130
DELISTED
Verint Systems
VRNT
$4.89M 0.24%
274,100
+72,400
+36% +$1.73M
ATRC icon
131
AtriCure
ATRC
$2.11B
$4.89M 0.24%
151,500
– –
MNKD icon
132
MannKind Corp
MNKD
$1.32B
$4.87M 0.24%
968,400
– –
EIG icon
133
Employers Holdings
EIG
$889M
$4.87M 0.24%
96,100
– –
HWKN icon
134
Hawkins
HWKN
$2.71B
$4.84M 0.24%
45,700
– –
QNST icon
135
QuinStreet
QNST
$1.21B
$4.69M 0.23%
262,800
+37,800
+17% +$792K
AORT icon
136
Artivion
AORT
$1.32B
$4.68M 0.23%
190,400
-122,500
-39% -$3.4M
DCTH icon
137
Delcath Systems
DCTH
$524M
$4.61M 0.23%
+362,200
New +$5.14M
WLDN icon
138
Willdan Group
WLDN
$1.3B
$4.48M 0.22%
110,100
+30,000
+37% +$1.11M
FARO
139
DELISTED
Faro Technologies
FARO
$4.45M 0.22%
+163,000
New +$4.78M
CLW icon
140
Clearwater Paper
CLW
$376M
$4.44M 0.22%
175,200
– –
AOSL icon
141
Alpha and Omega Semiconductor
AOSL
$1.08B
$4.42M 0.22%
177,700
– –
SRCE icon
142
1st Source
SRCE
$2.12B
$4.4M 0.22%
73,500
– –
ANIP icon
143
ANI Pharmaceuticals
ANIP
$1.78B
$4.39M 0.22%
65,600
– –
AVPT icon
144
AvePoint
AVPT
$2.71B
$4.28M 0.21%
296,300
– –
ARDX icon
145
Ardelyx
ARDX
$997M
$4.18M 0.21%
851,900
+272,600
+47% +$1.46M
HLX icon
146
Helix Energy Solutions
HLX
$1.41B
$4.17M 0.21%
501,700
– –
LQDA icon
147
Liquidia Corp
LQDA
$8.02B
$3.7M 0.18%
250,900
– –
IBEX icon
148
IBEX
IBEX
$499M
$3.62M 0.18%
+148,700
New +$3.57M
VTLE
149
DELISTED
Vital Energy
VTLE
$3.58M 0.18%
168,700
– –
RES icon
150
RPC Inc
RES
$1.3B
$3.46M 0.17%
629,169
+14
+0% +$83
4 5
6
7 8

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MCM
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DIA
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5NCM
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QCG
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Oberweis Asset Management's Q1 2025 Portfolio in Review

As of Q1 2025, Oberweis Asset Management held 220 positions worth $2.01B, down 5.4% from $2.12B the previous quarter. Its ten largest holdings account for 18% of the portfolio.

Oberweis Asset Management deployed $108M of net new capital in Q1 2025, opening 24 new positions and adding to 67 existing holdings. Its largest new stake was Life Time Group Holdings: 797,000 shares worth $24.1M.

By sector, the portfolio is most concentrated in Technology at 34% of assets, up from 32% a quarter earlier, followed by Healthcare and Industrials.

On the sell side, the largest reduction was LivaNova, an estimated $19.3M trimmed.

  • Oberweis Asset Management's largest Q1 2025 buy was Life Time Group Holdings: 797,000 shares worth $24.1M.
  • Oberweis Asset Management added most to Ambarella in Q1 2025, an estimated $26.4M increase.
  • Oberweis Asset Management's biggest Q1 2025 reduction was LivaNova, cutting an estimated $19.3M.
  • Oberweis Asset Management fully exited Abercrombie & Fitch in Q1 2025, selling an estimated $22M.
  • Oberweis Asset Management's ten largest holdings make up 18% of its $2.01B portfolio in Q1 2025.
  • Oberweis Asset Management opened 24 new positions and closed 28 in Q1 2025.
  • Oberweis Asset Management's portfolio value fell 5.4% quarter-over-quarter to $2.01B.

Based on Oberweis Asset Management's 13F filing for Q1 2025, filed 15 May 2025.