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
$3.87B
$68 Million 3.59% of portfolio
3,426,260
Q1 2025 Added 2.5%
$11.6B
$50.6 Million 2.67% of portfolio
1,259,915
Q1 2025 Added 31.3%
$11.9B
$37.5 Million 1.98% of portfolio
370,720
Q1 2025 Added 8.77%
$6.3B
$33.9 Million 1.79% of portfolio
584,060
Q1 2025 Added 1.91%
$2.03B
$28.6 Million 1.51% of portfolio
568,825
Q1 2025 Added 211.17%
$5.67B
$28.5 Million 1.51% of portfolio
272,510
Q1 2025 Added 36.86%
$4.95B
$27.9 Million 1.47% of portfolio
319,150
Q4 2024 Added 14.95%
$7.72B
$26.4 Million 1.39% of portfolio
523,600
Q4 2024 Added 18.35%
$6.69B
$26.3 Million 1.39% of portfolio
507,350
Q1 2025 Added 23.93%
$6.23B
$26.2 Million 1.38% of portfolio
207,300
Q4 2024 Added 80.57%
$3.83B
$25.1 Million 1.33% of portfolio
208,520
Q1 2025 Added 16.02%
$2.16B
$25 Million 1.32% of portfolio
1,843,240
Q1 2025 Added 0.17%
$6.07B
$25.1 Million 1.32% of portfolio
513,184
Q1 2025 Added 9.52%
$5.21B
$24.7 Million 1.31% of portfolio
1,144,700
Q1 2025 Added 57.04%
$2.17B
$24.4 Million 1.29% of portfolio
1,728,520
Q1 2025 Added 109.11%
$5.35B
$24.1 Million 1.27% of portfolio
797,000
Q1 2025 New
$4.69B
$23 Million 1.22% of portfolio
599,460
Q1 2025 Added 28.23%
$1.92B
$22.8 Million 1.2% of portfolio
769,350
Q1 2025 Added 2.76%
$5.29B
$22 Million 1.16% of portfolio
208,560
Q1 2025 Reduced 0.1%
$12.2B
$21.7 Million 1.15% of portfolio
110,320
Q1 2025 Added 7.7%
$3.07B
$21.6 Million 1.14% of portfolio
155,690
Q1 2025 Reduced 0.63%
$5.11B
$21.1 Million 1.12% of portfolio
386,202
Q1 2025 Added 15.97%
$468M
$21.3 Million 1.12% of portfolio
1,384,841
Q1 2025 Added 179.31%
$6.63B
$20.5 Million 1.08% of portfolio
111,000
Q4 2024 Added 77.88%
$8.51B
$20.3 Million 1.07% of portfolio
273,300
Q1 2025 Added 7.98%
$3.68B
$19.5 Million 1.03% of portfolio
100,400
Q4 2024 Added 45.09%
$2.7B
$19.6 Million 1.03% of portfolio
586,500
Q1 2025 Added 37.77%
$5.1B
$19.4 Million 1.03% of portfolio
242,990
Q1 2025 Added 108.58%
$2.68B
$19 Million 1.0% of portfolio
169,870
Q1 2025 Added 106.3%
$4.98B
$18.4 Million 0.97% of portfolio
597,100
Q1 2025 Added 6.91%
$2.97B
$17.8 Million 0.94% of portfolio
412,300
Q1 2025 New
$10.2B
$17.6 Million 0.93% of portfolio
147,100
Q4 2024 Added 1.73%
$7.04B
$17.3 Million 0.91% of portfolio
291,460
Q1 2025 Added 8.97%
$10.4B
$17 Million 0.9% of portfolio
81,000
Q4 2024 Added 18.42%
$8.07B
$16.9 Million 0.89% of portfolio
107,000
Q1 2025 New
$6.19B
$16.9 Million 0.89% of portfolio
229,830
Q4 2024 Added 21.14%
$9.68B
$16.7 Million 0.88% of portfolio
84,600
Q1 2025 Added 32.6%
$1.66B
$16.6 Million 0.88% of portfolio
248,000
Q4 2024 Added 28.7%
$17.4B
$16.6 Million 0.87% of portfolio
108,500
Q2 2024 Added 67.7%
$7.33B
$16.5 Million 0.87% of portfolio
817,600
Q1 2025 Added 12.54%
$7.07B
$16.5 Million 0.87% of portfolio
129,904
Q4 2024 Added 39.23%
$4.21B
$15.7 Million 0.83% of portfolio
203,000
Q4 2024 New
$4.82B
$15.7 Million 0.83% of portfolio
129,175
Q1 2025 Reduced 0.05%
$2.03B
$15.8 Million 0.83% of portfolio
609,400
Q4 2024 Added 5.18%
$1.64B
$15.3 Million 0.81% of portfolio
579,600
Q4 2024 Added 29.66%
$5.87B
$15.3 Million 0.81% of portfolio
88,700
Q1 2025 Added 24.58%
$12.1B
$14.8 Million 0.78% of portfolio
81,411
Q1 2025 Reduced 2.43%
$4.52B
$14.5 Million 0.77% of portfolio
181,000
Q4 2024 New
$3.26B
$14.6 Million 0.77% of portfolio
500,000
Q4 2024 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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