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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
+9.41%
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
$2.12B
AUM Growth
+$170M
Cap. Flow
+$137M
Cap. Flow %
6.46%
Top 10 Hldgs %
17.9%
Holding
237
New
31
Increased
114
Reduced
26
Closed
41

Top Buys

Rank Stock Value
1
DORM icon
Dorman Products
DORM
+$23M
2
RMBS icon
Rambus
RMBS
+$20.9M
3
ACA icon
Arcosa
ACA
+$20.4M
4
PRMB
Primo Brands
PRMB
+$18.7M
5
CARG icon
CarGurus
CARG
+$17.2M

Top Sells

Rank Stock Value
1
TMDX icon
Transmedics
TMDX
+$26.5M
2
CROX icon
Crocs
CROX
+$22.1M
3
LNTH icon
Lantheus
LNTH
+$21M
4
TDW icon
Tidewater
TDW
+$15.2M
5
IBP icon
Installed Building Products
IBP
+$13.7M

Sector Composition

Rank Sector Weight
1 Technology 31.51%
2 Healthcare 21.76%
3 Consumer Discretionary 14.57%
4 Industrials 14.36%
5 Consumer Staples 6.74%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
NGVC icon
151
Vitamin Cottage Natural Grocers
NGVC
$748M
$4.25M 0.2%
107,100
+2,100
+2% +$72.7K
PDS
152
Precision Drilling
PDS
$989M
$4.18M 0.2%
68,400
+8,700
+15% +$533K
BLND icon
153
Blend Labs
BLND
$472M
$4.06M 0.19%
+964,700
New +$4.15M
RES icon
154
RPC Inc
RES
$1.31B
$3.74M 0.18%
629,155
+20,571
+3% +$128K
POWL icon
155
Powell Industries
POWL
$7.55B
$3.72M 0.18%
50,400
– –
THRM icon
156
Gentherm
THRM
$1.24B
$3.68M 0.17%
92,100
– –
ANIP icon
157
ANI Pharmaceuticals
ANIP
$1.88B
$3.63M 0.17%
65,600
+22,100
+51% +$1.27M
AIOT
158
PowerFleet Inc
AIOT
$554M
$3.61M 0.17%
+542,100
New +$3.25M
USAP
159
DELISTED
Universal Stainless & Alloy
USAP
$3.56M 0.17%
80,900
– –
MGNI icon
160
Magnite
MGNI
$3.48B
$3.27M 0.15%
205,700
+5,700
+3% +$83.6K
BLZE icon
161
Backblaze
BLZE
$1.12B
$3.24M 0.15%
538,700
– –
ULH icon
162
Universal Logistics Holdings
ULH
$485M
$3.24M 0.15%
70,500
+1,500
+2% +$69.9K
GRC icon
163
Gorman-Rupp
GRC
$2.23B
$3.16M 0.15%
83,400
+14,500
+21% +$579K
LIND icon
164
Lindblad Expeditions
LIND
$2.23B
$3.15M 0.15%
+266,000
New +$3.05M
SG icon
165
Sweetgreen
SG
$698M
$3.08M 0.15%
96,201
+610
+0.6% +$22.7K
WLDN icon
166
Willdan Group
WLDN
$1.11B
$3.05M 0.14%
80,100
+1,000
+1% +$42.9K
LQDA icon
167
Liquidia Corp
LQDA
$7.95B
$2.95M 0.14%
250,900
– –
ARDX icon
168
Ardelyx
ARDX
$1.2B
$2.94M 0.14%
579,300
– –
SEMR
169
DELISTED
Semrush
SEMR
$2.78M 0.13%
233,700
+39,700
+20% +$533K
MTRX icon
170
Matrix Service
MTRX
$330M
$2.65M 0.12%
221,075
+10,000
+5% +$123K
CDNS icon
171
Cadence Design Systems
CDNS
$93.2B
$2.46M 0.12%
8,200
-1,000
-11% -$291K
TSM icon
172
TSMC
TSM
$2.17T
$2.07M 0.1%
10,500
-2,000
-16% -$387K
SPY icon
173
State Street SPDR S&P 500 ETF Trust
SPY
$818B
$2.04M 0.1%
3,488
-91
-3% -$53.6K
SHOP icon
174
Shopify
SHOP
$191B
$1.22M 0.06%
+11,500
New +$1.12M
PDD icon
175
Pinduoduo
PDD
$129B
$1.16M 0.05%
12,000
-5,000
-29% -$582K
5 6
7
8 9

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Oberweis Asset Management's Q4 2024 Portfolio in Review

As of Q4 2024, Oberweis Asset Management held 237 positions worth $2.12B, up 8.7% from $1.95B the previous quarter. Its ten largest holdings account for 18% of the portfolio.

Oberweis Asset Management deployed $137M of net new capital in Q4 2024, opening 31 new positions and adding to 114 existing holdings. Its largest new stake was Dorman Products: 179,720 shares worth $23.3M.

By sector, the portfolio is most concentrated in Technology at 32% of assets, up from 30% a quarter earlier, followed by Healthcare and Consumer Discretionary.

On the sell side, the largest reduction was Applied Optoelectronics, an estimated $9.96M trimmed.

  • Oberweis Asset Management's largest Q4 2024 buy was Dorman Products: 179,720 shares worth $23.3M.
  • Oberweis Asset Management added most to e.l.f. Beauty in Q4 2024, an estimated $11.9M increase.
  • Oberweis Asset Management's biggest Q4 2024 reduction was Applied Optoelectronics, cutting an estimated $9.96M.
  • Oberweis Asset Management fully exited Transmedics in Q4 2024, selling an estimated $26.5M.
  • Oberweis Asset Management's ten largest holdings make up 18% of its $2.12B portfolio in Q4 2024.
  • Oberweis Asset Management opened 31 new positions and closed 41 in Q4 2024.
  • Oberweis Asset Management's portfolio value rose 8.7% quarter-over-quarter to $2.12B.

Based on Oberweis Asset Management's 13F filing for Q4 2024, filed 14 Feb 2025.