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OBERWEIS ASSET MANAGEMENT INC/

Position in WLDN — Willdan Group, Inc.

CIK 937886 LISLE, IL

Position in WLDN

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$20,779,570
+$13,897,219 QoQ
Shares Held
262,700
+138.6% QoQ
Ownership
1.72%
of shares outstanding
% of Portfolio
0.43%
of 13F equity value
Holder Rank
#16
of 241 holders
Holding Since
Jun 2024
6 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in WLDN Over Time

Shares Held

Position Value (USD)

Position in Engineering & Construction

Industrials · as of Jun 30, 2026

OBERWEIS ASSET MANAGEMENT INC/ holds $219,489,091 across 7 Engineering & Construction names. WLDN ranks #6 (9.5% of the industry book) .

# Ticker Company Shares Value (USD) Open
6 WLDN
Willdan Group, Inc.
This page
262,700 $20,779,570

All Filings in WLDN

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6 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $20,779,570 262,700
2025-06-30 $6,882,351 110,100
2025-03-31 $4,483,272 110,100
2024-12-31 $3,051,009 80,100
2024-09-30 $3,239,145 79,100
2024-06-30 $2,282,035 79,100