# Oberweis Small-Cap Opportunities Fund

Oberweis Small-Cap Opportunities Fund is a registered fund series of OBERWEIS FUNDS (series S000010232). Net assets $2.0B as of 2026-03-31.

## Profile

- Series ID: S000010232
- Registrant: OBERWEIS FUNDS
- LEI: 549300WD0N200ZKL5H78
- Net assets: $2.0B
- Total assets: $2.0B
- As of: 2026-03-31

## Advisers

- [Oberweis Asset Management, Inc. (Advisor)](https://search.stillhousedata.com/firm/105471)

## Top holdings (77 reported)

_Showing 15 of 77 holdings by value._

| Holding | Ticker | Value | % of fund |
| --- | --- | --- | --- |
| [Lumentum Holdings Inc](https://search.stillhousedata.com/security/55024U109) | LITE | $160.7M | 800.64% |
| [Applied Optoelectronics Inc](https://search.stillhousedata.com/security/03823U102) | AAOI | $90.6M | 451.36% |
| [Credo Technology Group Holding](https://search.stillhousedata.com/security/G25457105) | CRDO | $80.4M | 400.63% |
| [DigitalOcean Holdings Inc](https://search.stillhousedata.com/security/25402D102) | DOCN | $66.1M | 329.16% |
| [Nova Ltd](https://search.stillhousedata.com/security/M7516K103) | NVMI | $53.1M | 264.37% |
| [SharkNinja Inc](https://search.stillhousedata.com/security/G8068L108) | SN | $53.0M | 264.09% |
| [Dana Inc](https://search.stillhousedata.com/security/235825205) | DAN | $48.0M | 239.21% |
| [BrightSpring Health Services I](https://search.stillhousedata.com/security/10950A106) | BTSG | $43.8M | 217.95% |
| [Rambus Inc](https://search.stillhousedata.com/security/750917106) | RMBS | $37.6M | 187.11% |
| [SiTime Corp](https://search.stillhousedata.com/security/82982T106) | SITM | $36.5M | 182.01% |
| [MACOM Technology Solutions Hol](https://search.stillhousedata.com/security/55405Y100) | MTSI | $36.4M | 181.20% |
| [Everus Construction Group Inc](https://search.stillhousedata.com/security/300426103) | ECG | $34.2M | 170.26% |
| [Clean Harbors Inc](https://search.stillhousedata.com/security/184496107) | CLH | $33.5M | 167.12% |
| [Frontdoor Inc](https://search.stillhousedata.com/security/35905A109) | FTDR | $33.5M | 166.89% |
| [Carpenter Technology Corp](https://search.stillhousedata.com/security/144285103) | CRS | $31.6M | 157.27% |

## Net asset history

| Report date | Net assets |
| --- | --- |
| 2026-03-31 | $2.0B |
| 2025-12-31 | $1.8B |
| 2025-09-30 | $1.7B |
| 2025-06-30 | $1.5B |
| 2025-03-31 | $1.4B |
| 2024-12-31 | $1.4B |
| 2024-09-30 | $1.3B |
| 2024-06-30 | $1.1B |

## More

- [Registrant: OBERWEIS FUNDS](https://search.stillhousedata.com/registrant/803020)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/fund/S000010232.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.