Ticker · CUSIP 313855108

FSS

FEDERAL SIGNAL CORP
Industrials·Pollution & Treatment Controls
···Share
Holders (tracked)
14
Combined shares
3,170,746
Combined value
$241.77M
Last close
$110.41
Quarter
2025Q4
Tracked holders · last 8 quarters
+3 vs previous quarter over the last 8.
14122024Q12025Q4
Price is +44.8% vs the avg quarter-end implied price across tracked holders.

SEC event timeline

24 events
  1. Paul Tudor Jones (Tudor Investment) opened position2026-02-17
    +321,830 shares · 2025Q4
    13F
  2. Ken Griffin (Citadel Advisors) trimmed2026-02-17
    −12,090 shares · 2025Q4
    13F
  3. D.E. Shaw & Co. trimmed2026-02-17
    −18,653 shares · 2025Q4
    13F
  4. AQR Capital Management trimmed2026-02-17
    −14,594 shares · 2025Q4
    13F
  5. Two Sigma Investments trimmed2026-02-17
    −82,869 shares · 2025Q4
    13F
  6. Izzy Englander (Millennium Mgmt) trimmed2026-02-17
    −90,649 shares · 2025Q4
    13F
  7. Steve Cohen (Point72) opened position2026-02-17
    +64,794 shares · 2025Q4
    13F
  8. T. Rowe Price added2026-02-17
    +214,319 shares · 2025Q4
    13F
  9. Ray Dalio (Bridgewater Associates) added2026-02-13
    +7,814 shares · 2025Q4
    13F
  10. Renaissance Technologies added2026-02-12
    +33,104 shares · 2025Q4
    13F
  11. Norges Bank (Norway SWF) opened position2026-02-10
    +904,842 shares · 2025Q4
    13F
  12. Mario Gabelli (GAMCO) trimmed2026-02-05
    −3,405 shares · 2025Q4
    13F
  13. Paul Tudor Jones (Tudor Investment) exited2025-12-09
    −88,438 shares · 2025Q3
    13F
  14. D.E. Shaw & Co. added2025-11-14
    +140,014 shares · 2025Q3
    13F
  15. AQR Capital Management added2025-11-14
    +9,017 shares · 2025Q3
    13F
  16. Izzy Englander (Millennium Mgmt) trimmed2025-11-14
    −486,065 shares · 2025Q3
    13F
  17. Steve Cohen (Point72) exited2025-11-14
    −109,394 shares · 2025Q3
    13F
  18. Two Sigma Investments added2025-11-14
    +33,162 shares · 2025Q3
    13F
  19. T. Rowe Price added2025-11-14
    +2,880 shares · 2025Q3
    13F
  20. Ray Dalio (Bridgewater Associates) opened position2025-11-13
    +34,055 shares · 2025Q3
    13F
  21. Renaissance Technologies added2025-11-13
    +19,900 shares · 2025Q3
    13F
  22. Norges Bank (Norway SWF) exited2025-11-13
    −743,890 shares · 2025Q3
    13F
  23. Mario Gabelli (GAMCO) trimmed2025-11-12
    −22,039 shares · 2025Q3
    13F
  24. Norges Bank (Norway SWF) trimmed2025-11-12
    −120,773 shares · 2024Q3
    13F

Insider activity

No insider transactions in the last 30 days.
View full insider history for FSS →
Follow-the-investor returns
If you'd copied each holder of FSS…
Cost basis inferred from 13F share-delta history. Sorted by % return on the position they're still holding.
InvestorFirst inCost basisReturnPosition value today
Mario Gabelli (GAMCO)2016Q1$13.58+713.0%$37.5M
T. Rowe Price2016Q1$14.25+674.7%$104.4M
Steve Cohen (Point72)2019Q2$73.57+50.1%$7.2M
AQR Capital Management2016Q1$81.94+34.7%$3.3M
Izzy Englander (Millennium Mgmt)2016Q1$85.84+28.6%$8.9M
Two Sigma Investments2016Q1$89.21+23.8%$18.1M
Renaissance Technologies2016Q1$91.30+20.9%$12.4M
Paul Tudor Jones (Tudor Investment)2016Q1$100.18+10.2%$35.5M
Ken Griffin (Citadel Advisors)2016Q3$109.20+1.1%$243K
Ken Griffin (Citadel Advisors)2016Q3$109.20+1.1%$243K
Ken Griffin (Citadel Advisors)2016Q3$109.20+1.1%$243K
D.E. Shaw & Co.2016Q1$115.40-4.3%$14.6M
Ray Dalio (Bridgewater Associates)2025Q3$117.05-5.7%$4.6M
Norges Bank (Norway SWF)2016Q1$3255.80-96.6%$99.9M

Who moved on this name in 2025Q4

13F transactions reported for the latest quarter, grouped by direction.
New positions3
Added to3
Trimmed6
Exited0
—

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.
QuarterHoldersCombined value
2022Q1
10
$27.31B
2022Q2
10
$20.25B
2022Q3
8
$21.1M
2022Q4
10
$491.7M
2023Q1
11
$574.2M
2023Q2
10
$666.9M
2023Q3
11
$622.9M
2023Q4
9
$817.2M
2024Q1
12
$925.6M
2024Q2
13
$952.1M
2024Q3
13
$162.7M
2024Q4
12
$172.0M
2025Q1
12
$122.3M
2025Q2
13
$250.5M
2025Q3
11
$132.8M
2025Q4
14
$241.8M
Congress members trading this stock
DateMemberTypeAmount rangeFiling
2026-03-09Gilbert CisnerosBuy$1K – $15KPDF ↗
2026-03-02Gilbert CisnerosBuy$1K – $15KPDF ↗
2026-02-26Josh GottheimerBuy$1K – $15KPDF ↗

Who owns FSS

14 super-investors · 2025Q4
Tracked stake
3.17M
shares
Combined value
$242M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New3Added3Trim8
#ManagerSharesValue
1Norges Bank
Norway SWF
904.8K$98M
2Mario Gabelli
GAMCO
339.4K$37M
3Paul Tudor Jones
Tudor Investment
321.8K$35M
4Two Sigma Investments163.5K$18M
5D.E. Shaw & Co.131.8K$14M
6Renaissance Technologies112.6K$12M
7Izzy Englander
Millennium Mgmt
80.3K$9M
8Steve Cohen
Point72
64.8K$7M
9Ray Dalio
Bridgewater Associates
41.9K$5M
10Ken Griffin
Citadel Advisors
30.6K$3M
11AQR Capital Management30.0K$3M
12Ken Griffin
Citadel Advisors
2.2K$239K
13Ken Griffin
Citadel Advisors
1.9K$206K
14T. Rowe Price945.2K$103K

Recent moves

20 transactions
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