Oberweis Asset Management Inc Portfolio Holdings

Oberweis Asset Management Inc

  • $1.89 Billion
  • Q1 2025

Oberweis Asset Management Inc has filed its 13F form on May 15, 2025 for Q1 2025 where it was disclosed a total value porftolio of $1.89 Billion distributed in 192 stocks.

Among their holdings, we can observe that their the top five positions include companies like: Adma Biologics, Inc. with a value of $68M, Credo Technology Group Holding LTD with a value of $50.6M, Encompass Health Corp with a value of $37.5M, Doximity, Inc. with a value of $33.9M, and Ambarella Inc with a value of $28.6M.

Examining the 13F form we can see an decrease of $127M in the current position value, from $2.02B to 1.89B.

Oberweis Asset Management Inc is based out at Lisle, IL

Below you can find more details about Oberweis Asset Management Inc portfolio as well as his latest detailed transactions.

Portfolio value $1.89 Billion
Technology: $666 Million
Healthcare: $346 Million
Industrials: $295 Million
Consumer Cyclical: $258 Million
Financial Services: $103 Million
Consumer Defensive: $94.6 Million
Energy: $53 Million
Communication Services: $47 Million
Other: $30.2 Million

Stock Holdings Table

Stock Market Cap. Holding Value (Reported) # of Shares. Last Trade Trade History
$1.99B
$7.05 Million 0.37% of portfolio
230,000
Q1 2025 Reduced 0.65%
$1.32B
$6.93 Million 0.37% of portfolio
296,948
Q1 2025 Reduced 38.8%
$1.75B
$7.03 Million 0.37% of portfolio
58,600
Q4 2024 Added 29.65%
$656M
$7.02 Million 0.37% of portfolio
219,189
Q1 2025 Reduced 3.71%
$5.46B
$7.01 Million 0.37% of portfolio
173,300
Q1 2025 Added 18.86%
$6.67B
$6.82 Million 0.36% of portfolio
33,000
Q1 2025 New
$2.87B
$6.65 Million 0.35% of portfolio
58,200
Q4 2024 Added 31.38%
$7.65B
$6.64 Million 0.35% of portfolio
75,000
Q4 2024 New
$6.84B
$6.37 Million 0.34% of portfolio
85,000
Q4 2024 New
$1.19B
$6.26 Million 0.33% of portfolio
250,101
Q1 2025 Added 159.98%
$1.76B
$6.01 Million 0.32% of portfolio
55,200
Q4 2024 Added 18.97%
$1.85B
$5.92 Million 0.31% of portfolio
59,900
Q4 2024 Added 23.51%
$1.25B
$5.94 Million 0.31% of portfolio
274,700
Q4 2024 Added 3.78%
$645M
$5.86 Million 0.31% of portfolio
190,900
Q1 2025 Added 14.38%
$2.76B
$5.81 Million 0.31% of portfolio
40,500
Q2 2024 Reduced 17.68%
$2.01B
$5.73 Million 0.3% of portfolio
123,500
Q4 2024 Added 4.04%
$2.63B
$5.45 Million 0.29% of portfolio
172,600
Q1 2025 Added 23.64%
$401M
$5.51 Million 0.29% of portfolio
601,714
Q4 2024 Added 17.77%
$966M
$5.55 Million 0.29% of portfolio
95,700
Q4 2024 New
$413M
$5.56 Million 0.29% of portfolio
300,500
Q4 2024 Added 31.8%
$926M
$5.33 Million 0.28% of portfolio
132,702
Q1 2025 Added 23.9%
$181M
$5.33 Million 0.28% of portfolio
1,068,800
Q1 2025 Added 97.16%
$1.31B
$5.2 Million 0.27% of portfolio
30,000
Q1 2025 New
$1.27B
$4.87 Million 0.26% of portfolio
96,100
Q4 2024 Added 3.89%
$2.9B
$4.84 Million 0.26% of portfolio
45,700
Q4 2024 Added 3.86%
$442M
$4.83 Million 0.26% of portfolio
360,000
Q1 2025 New
$980M
$4.87 Million 0.26% of portfolio
968,400
Q4 2024 Added 21.23%
$1.47B
$4.89 Million 0.26% of portfolio
151,500
Q4 2024 New
$1.2B
$4.68 Million 0.25% of portfolio
190,400
Q1 2025 Reduced 39.15%
$810M
$4.69 Million 0.25% of portfolio
262,800
Q1 2025 Added 16.8%
$126M
$4.61 Million 0.24% of portfolio
362,200
Q1 2025 New
$772M
$4.48 Million 0.24% of portfolio
110,100
Q1 2025 Added 37.45%
$669M
$4.42 Million 0.23% of portfolio
177,700
Q4 2024 Reduced 13.19%
$822M
$4.45 Million 0.23% of portfolio
163,000
Q1 2025 New
$448M
$4.44 Million 0.23% of portfolio
175,200
Q3 2024 Added 56.15%
$1.46B
$4.4 Million 0.23% of portfolio
73,500
Q4 2024 Added 2.37%
$1.13B
$4.39 Million 0.23% of portfolio
65,600
Q4 2024 Added 50.8%
$3.41B
$4.28 Million 0.23% of portfolio
296,300
Q2 2024 Added 11.06%
$549M
$4.18 Million 0.22% of portfolio
851,900
Q1 2025 Added 47.06%
$1.07B
$4.17 Million 0.22% of portfolio
501,700
Q4 2024 Added 23.12%
$859M
$3.7 Million 0.2% of portfolio
250,900
Q3 2024 Added 36.95%
$512M
$3.62 Million 0.19% of portfolio
148,700
Q1 2025 New
$1.13B
$3.46 Million 0.18% of portfolio
629,169
Q1 2025 Added 0.0%
$690M
$3.19 Million 0.17% of portfolio
68,400
Q4 2024 Added 14.57%
$654M
$3.21 Million 0.17% of portfolio
85,300
Q1 2025 New
$919M
$3.19 Million 0.17% of portfolio
90,900
Q1 2025 Added 8.99%
$577M
$2.99 Million 0.16% of portfolio
485,000
Q1 2025 New
$6.79B
$3.09 Million 0.16% of portfolio
27,300
Q2 2024 Reduced 71.74%
$608M
$3.01 Million 0.16% of portfolio
189,600
Q1 2025 New

Summary

  • Portfolio
  • No. of Stocks 192
  • Current Value $1.89 Billion
  • Prior Value $2.02 Billion
  • Filing
  • Period Q1 2025
  • Filing Date May 15, 2025
  • Form Type 13F-HR
  • Activity in Q1 2025
  • New Purchases 24 stocks
  • Additional Purchases 67 stocks
  • Sold out of 0 stocks
  • Reduced holdings in 19 stocks
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