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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
WAFD icon
226
WaFd
WAFD
$2.75B
– –
-79,700
Closed -$2.04M
WMT icon
227
Walmart Inc
WMT
$890B
– –
-4,047
Closed -$216K
PRKS icon
228
United Parks & Resorts
PRKS
$2.12B
– –
-119,280
Closed -$5.52M
HAYN
229
DELISTED
Haynes International, Inc.
HAYN
– –
-76,100
Closed -$3.54M
MODN
230
DELISTED
MODEL N, INC.
MODN
– –
-241,430
Closed -$5.89M
SP
231
DELISTED
SP Plus Corporation
SP
– –
-122,500
Closed -$4.42M
CIR
232
DELISTED
CIRCOR International, Inc
CIR
– –
-97,900
Closed -$5.46M
ESTE
233
DELISTED
Earthstone Energy Inc. Class A Common Stock
ESTE
– –
-240,600
Closed -$4.87M
6 7 8 9
10

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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.