Driehaus Capital Management LLC

Position in FSS — Federal Signal Corp /De/

CIK 938206 Chicago, IL

Position in FSS

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$36,707,257

-$389,693 QoQ

Shares Held

339,442

-0.6% QoQ

Ownership

0.556%

of shares outstanding

% of Portfolio

0.27%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

16 quarters on record

Voting authority Sole 76.27076201530748.ToString("F0")% Shared 0.ToString("F0")% None 23.729237984692524.ToString("F0")%

Industrials · as of Mar 31, 2026

Driehaus Capital Management LLC holds $74,674,456 across 2 Farm & Heavy Construction Machinery names. FSS ranks #2 (49.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)	Open
1	TEX	Terex Corp	642,423	$37,967,199
2	FSS	Federal Signal Corp /De/ This page	339,442	$36,707,257

16 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$36,707,257	339,442	-0.6%	Shares	Sole	2026-05-15
2025-12-31	$37,096,950	341,624	-23.2%	Shares	Sole	2026-02-17
2025-09-30	$52,901,169	444,585	+0.3%	Shares	Sole	2025-11-14
2025-06-30	$47,185,350	443,388	+3.2%	Shares	Sole	2025-08-14
2025-03-31	$31,585,826	429,447	-27.9%	Shares	Sole	2025-05-15
2024-12-31	$55,062,592	595,980	-29.6%	Shares	Sole	2025-02-14
2024-09-30	$79,073,702	846,070	-7.3%	Shares	Sole	2024-11-14
2024-06-30	$76,339,838	912,392	+20.3%	Shares	Sole	2024-08-15
2024-03-31	$64,384,673	758,627	-12.2%	Shares	Sole	2024-05-15
2023-12-31	$66,290,774	863,836	+3.4%	Shares	Sole	2024-02-14
2023-09-30	$49,910,626	835,604	-0.1%	Shares	Sole	2023-11-14
2023-06-30	$53,557,765	836,448	+2.8%	Shares	Sole	2023-08-14
2023-03-31	$44,128,078	814,021	+94.0%	Shares	Sole	2023-05-15
2022-12-31	$19,495,977	419,539	+187.9%	Shares	Sole	2023-02-14
2022-09-30	$5,439,016	145,740	-17.9%	Shares	Sole	2022-11-14
2020-03-31	$4,844,246	177,575	—	Shares	Sole	2020-05-15
No filing history on record for this holder in this stock.