DUDLEY & SHANLEY, INC.

Position in FAST — Fastenal Co

CIK 883511 PALM BEACH, FL

Position in FAST

as of Jun 30, 2026 · filed Jul 9, 2026 Compact

Position Value

$22,691,293

+$14,281,293 QoQ

Shares Held

472,440

+160.7% QoQ

Ownership

0.041%

of shares outstanding

% of Portfolio

3.59%

of 13F equity value

Holder Rank

#178

of 1,453 holders

Holding Since

Dec 2025

3 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Industrials · as of Jun 30, 2026

DUDLEY & SHANLEY, INC. holds $79,936,952 across 3 Industrial Distribution names. FAST ranks #3 (28.4% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	WSO	Watsco Inc	78,012	$32,509,940
2	FERG	Ferguson Enterprises Inc. /DE/	104,225	$24,735,719
3	FAST	Fastenal Co This page	472,440	$22,691,293

3 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$22,691,293	472,440	+160.7%	Shares	Sole	2026-07-09
2026-03-31	$8,410,000	181,250	+2435.0%	Shares	Sole	2026-04-08
2025-12-31	$286,929	7,150	—	Shares	Sole	2026-01-09
No filing history on record for this holder in this stock.