FSSNYSE

FEDERAL SIGNAL CORP /DE/

Motor Vehicles & Passenger Car Bodies · DE · CIK 277509

Designs, manufactures, and supplies products and integrated solutions for municipal, governmental, industrial, and commercial customers

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$6.66B

Market cap

$126.69

Last close

+1.1%

+7.9%

698K

Volume

Price · last 39 sessions+7.8%

May 4L $105.49 · H $126.97Jun 29

265

Total filings

Jun 18, 2026

Last filing

12/31

Fiscal year end

All 8-K · 121 10-Q · 49 DEFA14A · 28 DEF 14A · 17 11-K · 17 10-K · 17 SC 13G · 11 8-K/A · 4

Insider Activity

In the 90 days to Mar 10, 2026: 1 insider bought $222K.

Date	Insider	Action	Shares	Price	Value
Mar 10, 2026	Maue Richard ADirector	Buy	2,000	$110.77	$222K
Nov 6, 2025	Weber MarkSVP & COO	Sell	19,760	$111.61	$2.2M
Nov 6, 2025	Weber MarkSVP & COO	Sell	14,042	$111.70	$1.6M
Nov 6, 2025	Weber MarkSVP & COO	Sell	11,470	$111.05	$1.3M
Nov 6, 2025	Weber MarkSVP & COO	Sell	2,546	$112.55	$287K
Nov 6, 2025	Weber MarkSVP & COO	Sell	1,709	$110.75	$189K
Nov 6, 2025	Weber MarkSVP & COO	Sell	1,640	$112.50	$185K
Nov 6, 2025	Weber MarkSVP & COO	Sell	20	$112.34	$2K

Open-market buys & sells (Form 4, transaction codes P/S). Source: SEC structured insider data.

What Changed

Risk factors · Feb 26, 2025 → Feb 25, 2026

10 added · 12 removed between the two most recent 10-Ks. The risks a company starts — or stops — disclosing are often the story.

Newly disclosed

Any such liabilities, individually or in the aggregate, could have a material adverse effect on our financial condition, results of operations, or cash flow. 10 Table of Contents We could incur restructuring and impairment charges as we continue to evaluate opportunities to restructure our business and rationalize our manufacturing operations in an effort to optimize our cost structure.
Because the U.S. has not adopted Pillar Two, on January 5, 2026, the OECD issued a non-retroactive “Side-by-Side” safe harbor package for U.S. companies with multinational operations to better align the regime with the U.S. tax system.
We may assume liabilities in connection with the acquisition of businesses, including environmental liabilities which could result in remediation costs and regulatory actions.
The U.S. presidential administration has enacted certain spending freezes and other changes to federal government processes, and there is continuing uncertainty regarding federal agency structure and future budget decisions and priorities.
Supreme Court struck down certain of these tariffs, but it is possible the administration may seek to reinstate all or some of such tariffs under alternative legal theories or support.
In addition, we could become legally required to make increased cash contributions to the pension plans, and these contributions could be material and negatively affect our cash flow.
The U.S. has imposed, or indicated it intends to impose, tariffs on imports from various countries as part of ongoing trade and political disputes and conflicts.
The resulting uncertainty regarding the struck-down tariffs and potential re-implementation may result in additional political and economic instability.
Further, the U.S. presidential administration has implemented, and may continue to implement, significant tariffs on imported goods.
In 2025, we generated approximately 79% of our net sales in the U.S.

No longer disclosed

For example, on March 6, 2024, the SEC adopted final rules that would require new climate-related disclosure in SEC filings, including certain climate-related metrics, greenhouse gas emissions, and information about climate-related targets and goals.
In January 2025, President Trump established an advisory commission, the “Department of Government Efficiency,” to reform federal government processes and reduce expenditures, and enacted certain spending freezes, which may adversely affect our municipal customers.
We could incur restructuring and impairment charges as we continue to evaluate opportunities to restructure our business and rationalize our manufacturing operations in an effort to optimize our cost structure.
For example, we have been sued by firefighters seeking damages claiming that exposure to our sirens has impaired their hearing and that the sirens are, therefore, defective.
For example, the U.S. indicated it intends to impose additional tariffs on imports from Canada, Mexico, and 8 Table of Contents China.
The SEC stayed the final rules pending outcome of legal challenges in the Eighth Circuit Court of Appeals.
We may assume liabilities in connection with the acquisition of businesses.
Any such liabilities, individually or in the aggregate, could have a material adverse effect on our financial condition, results of operations, or cash flow.
There is uncertainty regarding federal agency structure and future budget decisions and priorities of the U.S. presidential administration.
While the U.S. has not yet adopted the Pillar Two rules, various non-U.S. governments have enacted or may in the future enact legislation.
Further, President Trump has indicated that his administration is likely to impose significant tariffs on imported goods.
In 2024, we generated approximately 79% of our net sales in the U.S.

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