Oberweis Micro-Cap Fund
Registrant
OBERWEIS FUNDS
Class tickers
OBMCX
OMCIX
Net Assets
$1,614,651,284
Holdings
70
Latest Report
Jun 30, 2026
Net Assets Over Time
Holdings · 70
Export CSV
Portfolio coverage: 70 of
73 reported positions.
Showing 1–50
of 70 holdings by value
· page 1 of 2
| Holding | Symbol | Balance | Value | % of Fund | Side | Category | Open |
|---|---|---|---|---|---|---|---|
| Silicon Motion Technology Corp | SIMO | 304,800 | $101,598,984 | 6.29% | Long | — | |
| Ultra Clean Holdings Inc | UCTT | 621,300 | $88,591,167 | 5.49% | Long | EC | |
| Applied Optoelectronics Inc | AAOI | 528,758 | $78,340,785 | 4.85% | Long | EC | |
| Powell Industries Inc | POWL | 173,300 | $49,626,188 | 3.07% | Long | EC | |
| Diodes Inc | DIOD | 399,400 | $43,710,336 | 2.71% | Long | EC | |
| Rush Street Interactive Inc | RSI | 1,450,600 | $43,140,844 | 2.67% | Long | EC | |
| Blue Bird Corp | BLBD | 511,400 | $40,380,144 | 2.50% | Long | EC | |
| Camtek Ltd/Israel | CAMT | 244,580 | $39,895,890 | 2.47% | Long | EC | |
| MaxLinear Inc | MXL | 308,500 | $39,497,255 | 2.45% | Long | EC | |
| American Superconductor Corp | AMSC | 925,300 | $38,409,203 | 2.38% | Long | EC | |
| LivaNova PLC | LIVN | 447,300 | $36,781,479 | 2.28% | Long | EC | |
| Ouster Inc | OUST | 528,410 | $33,036,193 | 2.05% | Long | EC | |
| CECO Environmental Corp | CECO | 345,645 | $31,363,827 | 1.94% | Long | EC | |
| Liquidia Corp | LQDA | 392,100 | $31,262,133 | 1.94% | Long | EC | |
| PDF Solutions Inc | PDFS | 411,800 | $29,151,322 | 1.81% | Long | EC | |
| Dave Inc | DAVE | 76,222 | $28,399,555 | 1.76% | Long | EC | |
| nLight Inc | LASR | 399,200 | $27,792,304 | 1.72% | Long | EC | |
| Adaptive Biotechnologies Corp | ADPT | 1,215,600 | $26,074,620 | 1.61% | Long | EC | |
| Ambarella Inc | AMBA | 302,369 | $25,943,260 | 1.61% | Long | EC | |
| Tutor Perini Corp | TPC | 311,900 | $25,878,343 | 1.60% | Long | EC | |
| Kiniksa Pharmaceuticals Intern | KNSA | 389,800 | $24,927,710 | 1.54% | Long | EC | |
| Omada Health Inc | OMDA | 1,012,400 | $22,222,180 | 1.38% | Long | EC | |
| ANI Pharmaceuticals Inc | ANIP | 256,300 | $21,216,514 | 1.31% | Long | EC | |
| EZCORP Inc | EZPW | 612,900 | $21,187,953 | 1.31% | Long | EC | |
| Ducommun Inc | DCO | 109,800 | $20,336,058 | 1.26% | Long | EC | |
| Skyward Specialty Insurance Gr | SKWD | 346,500 | $20,218,275 | 1.25% | Long | EC | |
| Willdan Group Inc | WLDN | 253,700 | $20,067,670 | 1.24% | Long | EC | |
| A10 Networks Inc | ATEN | 532,600 | $19,897,936 | 1.23% | Long | EC | |
| Benchmark Electronics Inc | BHE | 193,600 | $19,102,512 | 1.18% | Long | EC | |
| VSE Corp | VSEC | 83,100 | $18,988,350 | 1.18% | Long | EC | |
| Eton Pharmaceuticals Inc | ETON | 483,900 | $17,517,180 | 1.08% | Long | EC | |
| Axogen Inc | AXGN | 374,500 | $17,298,155 | 1.07% | Long | EC | |
| Argan Inc | AGX | 20,400 | $16,290,420 | 1.01% | Long | EC | |
| Veracyte Inc | VCYT | 274,300 | $16,109,639 | 1.00% | Long | EC | |
| TriMas Corp | TRS | 349,600 | $15,742,488 | 0.97% | Long | EC | |
| Interface Inc | TILE | 425,300 | $15,242,752 | 0.94% | Long | EC | |
| Pediatrix Medical Group Inc | MD | 601,700 | $15,241,061 | 0.94% | Long | EC | |
| ProPetro Holding Corp | PUMP | 1,058,300 | $15,176,022 | 0.94% | Long | EC | |
| Fastly Inc | FSLY | 823,000 | $15,110,280 | 0.94% | Long | EC | |
| OneSpaWorld Holdings Ltd | OSW | 533,500 | $15,066,040 | 0.93% | Long | EC | |
| Arlo Technologies Inc | ARLO | 1,055,200 | $14,224,096 | 0.88% | Long | EC | |
| Innodata Inc | INOD | 182,700 | $13,808,466 | 0.86% | Long | EC | |
| LeMaitre Vascular Inc | LMAT | 142,900 | $13,712,684 | 0.85% | Long | EC | |
| Magnite Inc | MGNI | 709,000 | $13,456,820 | 0.83% | Long | EC | |
| M/I Homes Inc | MHO | 80,400 | $12,927,516 | 0.80% | Long | EC | |
| IMAX Corp | IMAX | 315,400 | $12,571,844 | 0.78% | Long | EC | |
| ePlus Inc | PLUS | 145,598 | $12,118,122 | 0.75% | Long | EC | |
| Boot Barn Holdings Inc | BOOT | 70,600 | $11,597,462 | 0.72% | Long | EC | |
| Lindblad Expeditions Holdings | LIND | 405,900 | $11,462,616 | 0.71% | Long | EC | |
| V2X Inc | VVX | 142,300 | $10,609,888 | 0.66% | Long | EC |
Showing the top 50 of 70 holdings. Create a free account to see every holding and download the CSV.