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
$3.97B
$13.9 Million 0.74% of portfolio
242,900
Q4 2024 Added 15.72%
$8.31B
$13.6 Million 0.72% of portfolio
195,400
Q1 2025 Added 34.3%
$2.76B
$13.5 Million 0.71% of portfolio
219,000
Q3 2024 Added 43.42%
$2.96B
$13.5 Million 0.71% of portfolio
692,910
Q4 2024 Added 1.18%
$925M
$13.1 Million 0.69% of portfolio
613,300
Q4 2024 Added 39.35%
$4.11B
$12.7 Million 0.67% of portfolio
152,800
Q3 2024 Added 13.61%
$2.37B
$12.3 Million 0.65% of portfolio
220,000
Q1 2025 New
$849M
$12.1 Million 0.64% of portfolio
668,200
Q1 2025 Added 0.57%
$3.33B
$11.7 Million 0.62% of portfolio
199,980
Q4 2024 Added 12.23%
$1.37B
$11.6 Million 0.62% of portfolio
333,200
Q4 2024 New
$1.33B
$11.6 Million 0.61% of portfolio
358,900
Q4 2024 Added 19.99%
$2.35B
$11.3 Million 0.6% of portfolio
467,600
Q1 2025 Added 0.11%
$5.41B
$10.9 Million 0.58% of portfolio
716,400
Q1 2025 New
$895M
$10.6 Million 0.56% of portfolio
991,900
Q4 2024 Added 2.06%
$7.21B
$10.4 Million 0.55% of portfolio
167,790
Q4 2024 Added 41.83%
$1.92B
$9.95 Million 0.53% of portfolio
366,600
Q1 2025 New
$715M
$10.1 Million 0.53% of portfolio
685,500
Q1 2024 Added 4.58%
$7.05B
$9.71 Million 0.51% of portfolio
75,400
Q4 2024 Added 22.01%
$14.7B
$9.63 Million 0.51% of portfolio
31,000
Q3 2024 Added 12.73%
$2.24B
$9.4 Million 0.5% of portfolio
705,100
Q4 2024 Reduced 8.72%
$8.62B
$9.36 Million 0.49% of portfolio
105,900
Q1 2025 Added 15.74%
$4.55B
$9.33 Million 0.49% of portfolio
369,200
Q1 2025 Added 20.54%
$2.36B
$9.26 Million 0.49% of portfolio
183,100
Q1 2025 Added 15.96%
$5.26B
$9.08 Million 0.48% of portfolio
72,100
Q1 2025 Added 50.84%
$1.49B
$9.01 Million 0.48% of portfolio
190,800
Q4 2024 Added 5.41%
$6.03B
$8.96 Million 0.47% of portfolio
175,300
Q1 2025 Added 21.06%
$2.13B
$8.94 Million 0.47% of portfolio
274,100
Q1 2025 Added 35.89%
$557M
$8.64 Million 0.46% of portfolio
779,200
Q1 2025 Added 1.18%
$2.86B
$8.63 Million 0.46% of portfolio
65,790
Q1 2025 Added 43.33%
$3.39B
$8.44 Million 0.45% of portfolio
46,800
Q3 2024 Added 9.86%
$6.02B
$8.43 Million 0.45% of portfolio
70,100
Q4 2024 Reduced 28.4%
$1.79B
$8.56 Million 0.45% of portfolio
102,065
Q1 2025 Reduced 0.23%
$1.18B
$8.44 Million 0.45% of portfolio
425,300
Q1 2025 Reduced 11.41%
$1.49B
$8.25 Million 0.44% of portfolio
110,800
Q3 2024 Reduced 32.77%
$4.21B
$8.3 Million 0.44% of portfolio
144,100
Q4 2024 Added 12.67%
$611M
$8.33 Million 0.44% of portfolio
546,350
Q1 2025 Added 0.17%
$522M
$8.15 Million 0.43% of portfolio
677,600
Q4 2024 Added 31.6%
$831M
$8.2 Million 0.43% of portfolio
168,700
Q4 2024 Added 48.11%
$1.13B
$7.91 Million 0.42% of portfolio
545,600
Q1 2025 Added 16.93%
$863M
$7.87 Million 0.42% of portfolio
503,000
Q4 2024 Added 24.54%
$2.15B
$7.79 Million 0.41% of portfolio
336,200
Q1 2025 New
$4.87B
$7.81 Million 0.41% of portfolio
72,700
Q1 2025 Added 43.11%
$1.53B
$7.81 Million 0.41% of portfolio
465,400
Q4 2024 Added 10.08%
$1.02B
$7.51 Million 0.4% of portfolio
423,271
Q1 2025 Reduced 0.05%
$502M
$7.64 Million 0.4% of portfolio
337,800
Q4 2024 New
$3.32B
$7.45 Million 0.39% of portfolio
568,330
Q1 2025 Reduced 4.3%
$1.29B
$7.31 Million 0.39% of portfolio
389,300
Q4 2024 Added 41.26%
$2.11B
$7.21 Million 0.38% of portfolio
178,400
Q1 2025 Added 22.53%
$4.83B
$7.27 Million 0.38% of portfolio
54,800
Q1 2025 Added 17.6%

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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