OBSOX Mutual Fund

NAV$35.40

Fund Essentials - as of Mar 31, 2026

Net Assets
$574M
Expense Ratio
1.25%
Dividend Yield (Current)
-
Holdings
77
Inception Date
Sep 16, 1996
Fund Family
The Oberweis Funds
Investment Style
PRO
Asset Class
PRO
Legal Structure
PRO
Dividend Frequency
Annually

Performance

YTD+21.52%
1 Year+59.38%
3 Year+24.51%
5 Year+21.85%
10 Year+25.87%

Asset Allocation

Stocks: 100.00%

Price Chart (6M)

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Top Holdings

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TickerNameWeight
LITELumentum Holdings Inc8.01%
AAOIApplied Optoelectronics Inc4.51%
CRDOCredo Technology Group Holding Ltd4.01%
DOCNDigitalocean Holdings Inc3.29%
NVMI:ILNova Limited2.64%
Top 10 Concentration: 33.36%Report Date: Mar 31, 2026
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Dividend Summary

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Frequency
Annually
Latest Distribution
$4.71
-

Peer Comparison

Benchmark
PRO
Peer outperformance: PRO
Category rank: PRO
This Mutual Fund
PRO
Peer Avg
PRO
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Category rank, peer-average returns and outperformance, updated daily.
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OBSOX Mutual Fund Overview

OBSOX Mutual Fund (Oberweis Small-Cap Opportunities Fund Investor Class) is managed by The Oberweis Funds with $574.1M in net assets. OBSOX expense ratio is 1.25%, holding 77 positions across sectors including Information Technology, Health Care, Industrials. Inception date: 1996-09-16.

OBSOX performance shows a YTD return of 21.52%. The 1-year return is 59.38% and the 5-year return is 21.85%.

OBSOX top holdings include Lumentum Holdings Inc (8.0%), Applied Optoelectronics Inc (4.5%), Credo Technology Group Holding Ltd (4.0%), Digitalocean Holdings Inc (3.3%), Nova Limited (2.6%). View all OBSOX holdings, sector breakdown, or dividend history.

OBSOX can be compared against other funds using the overlap calculator or side-by-side comparison tool. OBSOX alternatives are available via the screener, along with tax-loss harvesting opportunities.