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Driehaus Capital Management LLC

Position in WLDN — Willdan Group, Inc.

CIK 938206 Chicago, IL

Position in WLDN

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$16,835,850
-$4,993,494 QoQ
Shares Held
219,904
+4.4% QoQ
Ownership
1.44%
of shares outstanding
% of Portfolio
0.12%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Sep 2025
3 quarters on record
Voting authority Sole 77% Shared 0% None 23%

Common Shares in WLDN Over Time

Shares Held

Position Value (USD)

Position in Engineering & Construction

Industrials · as of Jun 30, 2026

Driehaus Capital Management LLC holds $659,406,516 across 10 Engineering & Construction names.

# Ticker Company Shares Value (USD) Open

All Filings in WLDN

Export CSV
3 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $16,835,850 219,904
2025-12-31 $21,829,344 210,586
2025-09-30 $11,972,252 123,821