We are live on ! Find out more
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
RDVT icon
151
Red Violet
RDVT
$924M
$3.21M 0.16%
+85,300
New +$3.21M
GRC icon
152
Gorman-Rupp
GRC
$2.21B
$3.19M 0.16%
90,900
+7,500
+9% +$282K
PDS
153
Precision Drilling
PDS
$974M
$3.19M 0.16%
68,400
– –
STRL icon
154
Sterling Infrastructure
STRL
$16.7B
$3.09M 0.15%
27,300
– –
LINC icon
155
Lincoln Educational Services
LINC
$1.3B
$3.01M 0.15%
+189,600
New +$3.08M
CRMD icon
156
CorMedix
CRMD
$584M
$2.99M 0.15%
+485,000
New +$5.02M
LYTS icon
157
LSI Industries
LYTS
$924M
$2.88M 0.14%
+169,200
New +$3.25M
POWL icon
158
Powell Industries
POWL
$7.71B
$2.86M 0.14%
50,400
– –
SPOT icon
159
Spotify
SPOT
$100B
$2.75M 0.14%
5,000
+2,700
+117% +$1.51M
MTRX icon
160
Matrix Service
MTRX
$335M
$2.75M 0.14%
221,075
– –
CLMB icon
161
Climb Global Solutions
CLMB
$519M
$2.66M 0.13%
+96,000
New +$2.96M
BLZE icon
162
Backblaze
BLZE
$1.16B
$2.6M 0.13%
538,700
– –
LIND icon
163
Lindblad Expeditions
LIND
$2.22B
$2.47M 0.12%
266,000
– –
MGNI icon
164
Magnite
MGNI
$3.55B
$2.35M 0.12%
205,700
– –
CDNS icon
165
Cadence Design Systems
CDNS
$93.4B
$1.86M 0.09%
7,300
-900
-11% -$250K
SE icon
166
Sea Limited
SE
$69.5B
$1.5M 0.07%
+11,500
New +$1.43M
SPY icon
167
State Street SPDR S&P 500 ETF Trust
SPY
$823B
$1.21M 0.06%
2,163
-1,325
-38% -$779K
FUTU icon
168
Futu Holdings
FUTU
$15.3B
$1.17M 0.06%
11,400
+4,900
+75% +$502K
PDD icon
169
Pinduoduo
PDD
$131B
$1.07M 0.05%
9,000
-3,000
-25% -$344K
MSFT icon
170
Microsoft
MSFT
$3.71T
$1.01M 0.05%
2,685
– –
AAPL icon
171
Apple
AAPL
$4.57T
$891K 0.04%
4,011
+768
+24% +$178K
JPM icon
172
JPMorgan Chase
JPM
$950B
$863K 0.04%
3,518
+2
+0.1% +$510
GDS icon
173
GDS Holdings
GDS
$6.41B
$697K 0.03%
+27,500
New +$834K
MMYT icon
174
MakeMyTrip
MMYT
$5.64B
$622K 0.03%
6,350
– –
YMM icon
175
Full Truck Alliance
YMM
$9.99B
$575K 0.03%
45,000
+23,000
+105% +$277K
5 6
7
8 9

Similar funds

BG
Bollard Group Boston, Massachusetts $3.39B AUM 1.06% 1-Year Est. Return
DFO
Duquesne Family Office New York $3.38B AUM 61.92% 1-Year Est. Return
VFCM
Valley Forge Capital Management Miami, Florida $3.38B AUM 15.93% 1-Year Est. Return
MCM
Marsico Capital Management Denver, Colorado $3.4B AUM 51.58% 1-Year Est. Return
EFM
E Fund Management Guangzhou, China $3.37B AUM
DIA
Dana Investment Advisors Waukesha, Wisconsin $3.35B AUM 29.65% 1-Year Est. Return
5NCM
59 North Capital Management Houston, Texas $3.35B AUM 22.14% 1-Year Est. Return
QCG
Quadrant Capital Group Cincinnati, Ohio $3.34B AUM 29.16% 1-Year Est. Return

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.