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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
+15.37%
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
$1.07B
AUM Growth
+$132M
Cap. Flow
+$30.6M
Cap. Flow %
2.85%
Top 10 Hldgs %
21.68%
Holding
238
New
43
Increased
106
Reduced
35
Closed
46

Top Buys

Rank Stock Value
1
AMPH icon
Amphastar Pharmaceuticals
AMPH
+$9.86M
2
ACLS icon
Axcelis
ACLS
+$7.14M
3
ITGR icon
Integer Holdings
ITGR
+$6.11M
4
SKYW icon
Skywest
SKYW
+$6.01M
5
ESAB icon
ESAB
ESAB
+$5.99M

Top Sells

Rank Stock Value
1
CSTM icon
Constellium
CSTM
+$19M
2
LNTH icon
Lantheus
LNTH
+$11.8M
3
EXTR icon
Extreme Networks
EXTR
+$9.24M
4
BDC icon
Belden
BDC
+$8.83M
5
DECK icon
Deckers Outdoor
DECK
+$8.33M

Sector Composition

Rank Sector Weight
1 Technology 25.58%
2 Industrials 21.72%
3 Healthcare 21.62%
4 Consumer Discretionary 10.62%
5 Energy 5.6%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
CDRE icon
126
Cadre Holdings
CDRE
$1.41B
$3.37M 0.31%
102,400
+55,100
+116% +$1.67M
RXST icon
127
RxSight
RXST
$260M
$3.35M 0.31%
+83,100
New +$2.44M
SSD icon
128
Simpson Manufacturing
SSD
$8.16B
$3.33M 0.31%
16,800
+2,100
+14% +$333K
TREX icon
129
Trex
TREX
$5.01B
$3.32M 0.31%
40,100
+9,700
+32% +$643K
SRCE icon
130
1st Source
SRCE
$2.12B
$3.3M 0.31%
60,000
+4,100
+7% +$197K
EIG icon
131
Employers Holdings
EIG
$889M
$3.25M 0.3%
82,500
-29,700
-26% -$1.16M
PDS
132
Precision Drilling
PDS
$974M
$3.24M 0.3%
+59,700
New +$3.45M
NOV icon
133
NOV
NOV
$7B
$3.18M 0.3%
156,900
+15,900
+11% +$312K
OXM icon
134
Oxford Industries
OXM
$552M
$3.15M 0.29%
31,500
+1,300
+4% +$121K
MGRC icon
135
McGrath RentCorp
MGRC
$2.92B
$3.12M 0.29%
26,100
+5,000
+24% +$520K
HFWA icon
136
Heritage Financial
HFWA
$1.21B
$3M 0.28%
140,400
+4,400
+3% +$79.8K
MTDR icon
137
Matador Resources
MTDR
$6.09B
$3M 0.28%
52,800
+4,200
+9% +$246K
FRME icon
138
First Merchants
FRME
$2.67B
$2.94M 0.27%
79,200
+6,300
+9% +$195K
LPG icon
139
Dorian LPG
LPG
$1.96B
$2.87M 0.27%
+65,500
New +$2.43M
SKWD icon
140
Skyward Specialty Insurance
SKWD
$2.58B
$2.77M 0.26%
+81,800
New +$2.52M
REVG
141
DELISTED
REV Group
REVG
$2.76M 0.26%
+151,700
New +$2.43M
RPD icon
142
Rapid7
RPD
$773M
$2.75M 0.26%
48,200
+4,300
+10% +$225K
COCO icon
143
Vita Coco
COCO
$3.6B
$2.73M 0.25%
+106,600
New +$2.89M
CAL icon
144
Caleres
CAL
$487M
$2.72M 0.25%
88,400
+4,400
+5% +$124K
AAON icon
145
Aaon
AAON
$7.77B
$2.68M 0.25%
+36,300
New +$2.24M
PLUS icon
146
ePlus
PLUS
$2.34B
$2.66M 0.25%
33,300
+1,600
+5% +$107K
DY icon
147
Dycom Industries
DY
$12.3B
$2.65M 0.25%
+23,000
New +$2.18M
HWKN icon
148
Hawkins
HWKN
$2.71B
$2.64M 0.25%
37,500
+1,900
+5% +$118K
MNKD icon
149
MannKind Corp
MNKD
$1.32B
$2.63M 0.25%
722,800
-75,600
-9% -$289K
BLKB icon
150
Blackbaud
BLKB
$2.08B
$2.61M 0.24%
+30,100
New +$2.28M
4 5
6
7 8

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Oberweis Asset Management's Q4 2023 Portfolio in Review

As of Q4 2023, Oberweis Asset Management held 238 positions worth $1.07B, up 14% from $941M the previous quarter. Its ten largest holdings account for 22% of the portfolio.

Oberweis Asset Management's Q4 2023 filing shows 43 new, 106 increased, 35 reduced and 46 closed positions. Its largest new stake was Integer Holdings: 71,000 shares worth $7.03M. The largest sale was Constellium, an estimated $19M.

By sector, the portfolio is most concentrated in Technology at 26% of assets, down from 28% a quarter earlier, followed by Industrials and Healthcare.

  • Oberweis Asset Management's largest Q4 2023 buy was Integer Holdings: 71,000 shares worth $7.03M.
  • Oberweis Asset Management added most to Amphastar Pharmaceuticals in Q4 2023, an estimated $9.86M increase.
  • Oberweis Asset Management's biggest Q4 2023 reduction was Constellium, cutting an estimated $19M.
  • Oberweis Asset Management fully exited Lantheus in Q4 2023, selling an estimated $11.8M.
  • Oberweis Asset Management's ten largest holdings make up 22% of its $1.07B portfolio in Q4 2023.
  • Oberweis Asset Management opened 43 new positions and closed 46 in Q4 2023.
  • Oberweis Asset Management's portfolio value rose 14% quarter-over-quarter to $1.07B.

Based on Oberweis Asset Management's 13F filing for Q4 2023, filed 14 Feb 2024.