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OAM

Oberweis Asset Management Portfolio holdings

AUM $4.84B
1-Year Est. Return 160.95%
This Fund
S&P 500
This Quarter Est. Return
+60.36%
1 Year Est. Return
+160.95%
3 Year Est. Return
+485.02%
5 Year Est. Return
+872.24%
10 Year Est. Return
+17,234.36%
AUM
$4.84B
AUM Growth
+$1.45B
Cap. Flow
+$109M
Cap. Flow %
2.26%
Top 10 Hldgs %
26.61%
Holding
202
New
22
Increased
113
Reduced
28
Closed
26

Top Buys

Rank Stock Value
1
NOVT icon
Novanta
NOVT
+$35.3M
2
ESI icon
Element Solutions
ESI
+$30.7M
3
BLLN
BillionToOne Inc
BLLN
+$27.3M
4
GVA icon
Granite Construction
GVA
+$26.2M
5
CGNX icon
Cognex
CGNX
+$26M

Top Sells

Rank Stock Value
1
LITE icon
Lumentum
LITE
+$173M
2
AAOI icon
Applied Optoelectronics
AAOI
+$90.8M
3
FLS icon
Flowserve
FLS
+$32M
4
PRIM icon
Primoris Services
PRIM
+$23.8M
5
G icon
Genpact
G
+$22.6M

Sector Composition

Rank Sector Weight
1 Technology 42.62%
2 Industrials 18.89%
3 Healthcare 18.45%
4 Consumer Discretionary 10.61%
5 Financials 3.82%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
OSIS icon
76
OSI Systems
OSIS
$3.25B
$23.4M 0.48%
107,143
+550
+0.5% +$135K
OMDA
77
Omada Health Inc
OMDA
$1.39B
$23M 0.48%
+1,048,800
New +$16.7M
URBN icon
78
Urban Outfitters
URBN
$6.94B
$22.4M 0.46%
316,192
+1,400
+0.4% +$99.8K
ANIP icon
79
ANI Pharmaceuticals
ANIP
$1.64B
$22M 0.45%
265,306
+43,920
+20% +$3.52M
EZPW icon
80
Ezcorp Inc
EZPW
$2.05B
$21.8M 0.45%
631,800
-7,600
-1% -$240K
CNR
81
Core Natural Resources Inc
CNR
$4.94B
$21.7M 0.45%
271,170
+1,370
+0.5% +$121K
DCO icon
82
Ducommun
DCO
$2.54B
$21.1M 0.44%
113,800
+13,900
+14% +$2.06M
SKWD icon
83
Skyward Specialty Insurance
SKWD
$2.32B
$21M 0.43%
359,100
+32,000
+10% +$1.51M
WLDN icon
84
Willdan Group
WLDN
$1.31B
$20.8M 0.43%
+262,700
New +$22.4M
ATEN icon
85
A10 Networks
ATEN
$1.79B
$20.6M 0.43%
552,000
+47,700
+9% +$1.39M
HQY icon
86
HealthEquity
HQY
$7.95B
$20.6M 0.43%
228,291
+61,650
+37% +$5.23M
SGHC icon
87
SGHC Ltd
SGHC
$7.11B
$20.6M 0.43%
1,521,000
+6,600
+0.4% +$83.6K
SPXC icon
88
SPX Corp
SPXC
$9.84B
$20.5M 0.42%
83,811
+370
+0.4% +$80.9K
FORM icon
89
FormFactor
FORM
$8.12B
$20.4M 0.42%
+127,330
New +$16.9M
WTS icon
90
Watts Water Technologies
WTS
$12.1B
$19.9M 0.41%
+50,840
New +$15.9M
OPLN
91
Openlane
OPLN
$4.33B
$19.8M 0.41%
+480,580
New +$16.8M
QTWO icon
92
Q2 Holdings
QTWO
$3.87B
$19.7M 0.41%
410,409
+15,780
+4% +$749K
BOX icon
93
Box
BOX
$4.83B
$19.7M 0.41%
743,000
-28,520
-4% -$712K
VSEC icon
94
VSE Corp
VSEC
$5.72B
$19.7M 0.41%
86,098
+52,090
+153% +$10M
BHE icon
95
Benchmark Electronics
BHE
$2.61B
$19.6M 0.4%
198,300
-3,600
-2% -$287K
NYT icon
96
New York Times
NYT
$10.9B
$19.4M 0.4%
277,050
+65,400
+31% +$5.04M
AEIS icon
97
Advanced Energy
AEIS
$11.3B
$18.4M 0.38%
49,423
+240
+0.5% +$83.9K
ETON icon
98
Eton Pharmaceutcials
ETON
$1.67B
$18.2M 0.38%
501,600
+62,300
+14% +$1.83M
AXGN icon
99
Axogen
AXGN
$2.6B
$17.9M 0.37%
388,194
+45,800
+13% +$1.85M
FN icon
100
Fabrinet
FN
$14.6B
$17.1M 0.35%
30,373
+110
+0.4% +$70.9K
2 3
4
5 6

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Oberweis Asset Management's Q2 2026 Portfolio in Review

As of Q2 2026, Oberweis Asset Management held 202 positions worth $4.84B, up 43% from $3.39B the previous quarter. Its ten largest holdings account for 27% of the portfolio.

Oberweis Asset Management's Q2 2026 filing shows 22 new, 113 increased, 28 reduced and 26 closed positions. Its largest new stake was Novanta: 244,260 shares worth $39.6M. The largest sale was Lumentum, an estimated $173M.

By sector, the portfolio is most concentrated in Technology at 43% of assets, up from 40% a quarter earlier, followed by Industrials and Healthcare.

  • Oberweis Asset Management's largest Q2 2026 buy was Novanta: 244,260 shares worth $39.6M.
  • Oberweis Asset Management added most to Hinge Health in Q2 2026, an estimated $21.2M increase.
  • Oberweis Asset Management's biggest Q2 2026 reduction was Lumentum, cutting an estimated $173M.
  • Oberweis Asset Management fully exited Flowserve in Q2 2026, selling an estimated $32M.
  • Oberweis Asset Management's ten largest holdings make up 27% of its $4.84B portfolio in Q2 2026.
  • Oberweis Asset Management opened 22 new positions and closed 26 in Q2 2026.
  • Oberweis Asset Management's portfolio value rose 43% quarter-over-quarter to $4.84B.

Based on Oberweis Asset Management's 13F filing for Q2 2026, filed 14 Aug 2026.