$FSS

$112.67 -$3.14 (2.71%) Live

$FSS Overview Financial Statements SEC Filings Executives News Red Flags Capital Raising Ownership Insider Transactions Congressional Trades

Ownership

13F as of Q2 2026 · 61.0M shares outstanding

Who owns FSS?

By type of holder

Institutions 100.0% Insiders 0.0% Everyone else 0.0%

Concentration Top 10 holders own 45.8%

BlackRock, Inc. 15.8% · Vanguard Portfolio Management LLC 5.7%

Institutional ownership

100.0%

+2.3 pts vs last qtr

Institutional holders

469

+16 vs last qtr

Net shares bought

+2.5M

by institutions in Q2 2026

New / sold out

74 / 58

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

Pictet Asset Management Holding SA +874.9K
Norges Bank NEW +793.2K

Biggest sellers in Q2 2026

ArrowMark Colorado Holdings LLC −394.8K
Janus Henderson Group PLC SOLD OUT −318.0K

Who is planning to sell?

Notices of proposed sale, last 12 months

$8.54M

3 notices from 3 people

Shares covered

72.1K

0.12% of the company

Arranged in advance

of the value is under a 10b5-1 plan

Under a 10b5-1 plan No plan

Largest proposed sellers

Weber Mark Officer $5.9M
Bonina Diane Officer $1.86M

Every notice on Red Flags →

A Form 144 is notice of a planned sale, not the sale itself. What insiders actually sold is on Insider Transactions.

Is your stake being diluted?

Diluted share count, FY2016–FY2025

+0.5%

+0.05% a year

Each share's claim on the business

−0.5%

shrank without buying or selling a share

Spent on buybacks vs paid in stock

$137M vs $95.7M

over 10 fiscal years

Diluted shares, split-adjusted

Buybacks Stock-based comp

How patient are the owners?

Institutional shares by how long they've been held

5+ years65% 3–5 years9% 1–3 years13% Under 1 year13%

Quarterly turnover

9.7%

of institutional shares changed hands

Top 10 managers, median time held

5 years

Super Investors

Investment managers reporting FSS on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
B BlackRock, Inc.	9.6M	15.76%	+554.4K (+6.1%)	≤2021	0.0%
Shares held by quarter Peak holding9.7M (Q4'24) Change over 8 quarters+171.3K Share of the company15.760% BlackRock, Inc.'s full portfolio →
VP Vanguard Portfolio Management LLC	3.5M	5.73%	−152.2K (−4.2%)	≤2021	0.0%
Shares held by quarter Peak holding3.6M (Q1'26) Change over 8 quarters+3.5M Share of the company5.730% Vanguard Portfolio Management LLC's full portfolio →

BlackRock, Inc.

9.6M

% of company

15.76%

Change vs last qtr

+554.4K (+6.1%)

Held since

≤2021

Vanguard Portfolio Management LLC

3.5M

% of company

5.73%

Change vs last qtr

−152.2K (−4.2%)

Held since

≤2021

28 more super investors behind a free account

See every manager holding Federal Signal Corp, how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting FSS on Form N-PORT; together they hold 56.1% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
IC iShares Core S&P Small-Cap ETF iShares Trust	$472M	3.7M	6.02%	0.42%	June 30, 2026
SW SMALLCAP World Fund Inc SMALLCAP World Fund Inc	$304M	2.4M	3.87%	0.32%	June 30, 2026

iShares Core S&P Small-Cap ETF

iShares Trust

Position value

$472M

% of company

6.02%

% of the fund

0.42%

As of

June 30, 2026

SMALLCAP World Fund Inc

Position value

$304M

% of company

3.87%

% of the fund

0.32%

As of

June 30, 2026

23 more funds behind a free account

See every fund holding Federal Signal Corp and how much of the fund the position is.

Insiders and 5%+ holders

From Forms 3/4/5 and Schedules 13D/G

Holder	Shares	% of company	Change vs last qtr	8 quarters	Held since	% of their book
SJ Sherman Jennifer L Insider	802.0K	1.31%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company1.310% Sherman Jennifer L's insider activity →
MD Martin Dennis J Insider	452.2K	0.74%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company0.740% Martin Dennis J's insider activity →

Sherman Jennifer L

Insider

802.0K

% of company

1.31%

Change vs last qtr

—

Held since

—

Martin Dennis J

Insider

452.2K

% of company

0.74%

Change vs last qtr

—

Held since

—

11 more holders behind a free account

See every insider and 5%+ holder of Federal Signal Corp.

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