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Federal Signal
FSS

388 hedge funds and large institutions have $4.46B invested in Federal Signal in 2025 Q1 according to their latest regulatory filings, with 48 funds opening new positions, 133 increasing their positions, 157 reducing their positions, and 50 closing their positions.

New
Increased
Maintained
Reduced
Closed

21% more call options, than puts

Call options by funds: $596K | Put options by funds: $493K

3.22% more ownership

Funds ownership: 96.09% → 99.3% (+3.2%)

4% less first-time investments, than exits

New positions opened: 48 | Existing positions closed: 50

1% less funds holding

Funds holding: 393 → 388 (-5)

15% less repeat investments, than reductions

Existing positions increased: 133 | Existing positions reduced: 157

18% less capital invested

Capital invested by funds: $5.43B → $4.46B (-$962M)

67% less funds holding in top 10

Funds holding in top 10: 3 → 1 (-2)

Holders
388
Holders Change
-5
Holders Change %
-1.27%
% of All Funds
5.2%
Holding in Top 10
1
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-66.67%
% of All Funds
0.01%
New
48
Increased
133
Reduced
157
Closed
50
Calls
$596K
Puts
$493K
Net Calls
+$103K
Net Calls Change
+$343K

Top Buyers

1
ACH
ArrowMark Colorado Holdings
Colorado
+$57M
2
Capital World Investors
Capital World Investors
California
+$38.5M
3
Manulife (Manufacturers Life Insurance)
Manulife (Manufacturers Life Insurance)
Ontario, Canada
+$38.5M
4
VNIM
Vaughan Nelson Investment Management
Texas
+$31.8M
5
UBS Group
UBS Group
Switzerland
+$26.1M

Top Sellers

1
Fidelity Investments
Fidelity Investments
Massachusetts
-$36.9M
2
BlackRock
BlackRock
New York
-$36.5M
3
Invesco
Invesco
Georgia
-$22.5M
4
Ameriprise
Ameriprise
Minnesota
-$18M
5
DCM
Driehaus Capital Management
Illinois
-$14.9M
Name Holding Trade Value Shares
Change 		Change in
Stake
Swiss National Bank
76
Swiss National Bank
Switzerland
$8.71M -$161K -1,800 -1%
Barclays
77
Barclays
United Kingdom
$8.28M -$5.26M -58,805 -34%
State of Wisconsin Investment Board
78
State of Wisconsin Investment Board
Wisconsin
$7.67M -$77.8K -870 -0.8%
MOACM
79
Mutual of America Capital Management
New York
$7.67M +$419K +4,684 +5%
Natixis Advisors
80
Natixis Advisors
Massachusetts
$7.43M +$4.88M +54,628 +118%
Voloridge Investment Management
81
Voloridge Investment Management
Florida
$7.42M +$9.02M +100,931 New
HA
82
Homestead Advisers
Virginia
$7.08M +$375K +4,200 +5%
Citigroup
83
Citigroup
New York
$6.89M +$142K +1,591 +2%
Royal Bank of Canada
84
Royal Bank of Canada
Ontario, Canada
$6.89M +$282K +3,153 +3%
AG
85
Algert Global
California
$6.87M -$1.61M -18,020 -16%
Arrowstreet Capital
86
Arrowstreet Capital
Massachusetts
$6.81M +$8.28M +92,653 New
California Public Employees Retirement System
87
California Public Employees Retirement System
California
$6.61M +$19K +213 +0.2%
Deutsche Bank
88
Deutsche Bank
Germany
$6.17M -$200K -2,234 -3%
BG
89
Bahl & Gaynor
Ohio
$6.08M -$9.56K -107 -0.1%
Axa
90
Axa
France
$6M +$622K +6,955 +9%
Renaissance Technologies
91
Renaissance Technologies
New York
$5.94M +$4.89M +54,700 +210%
Wells Fargo
92
Wells Fargo
California
$5.76M +$294K +3,295 +4%
Two Sigma Advisers
93
Two Sigma Advisers
New York
$5.71M +$1.2M +13,376 +21%
Russell Investments Group
94
Russell Investments Group
United Kingdom
$5.53M +$2.63M +29,388 +64%
New York State Teachers Retirement System (NYSTRS)
95
New York State Teachers Retirement System (NYSTRS)
New York
$5.49M -$17.9K -200 -0.3%
Susquehanna International Group
96
Susquehanna International Group
Pennsylvania
$5.42M +$3.94M +44,133 +149%
AllianceBernstein
97
AllianceBernstein
Tennessee
$5.42M -$395K -4,422 -6%
Teacher Retirement System of Texas
98
Teacher Retirement System of Texas
Texas
$5.32M -$1.17M -13,128 -15%
PCMI
99
Paradigm Capital Management Inc
New York
$5.15M – – –
Baird Financial Group
100
Baird Financial Group
Wisconsin
$5.02M +$259K +2,895 +4%
2 3
4
5 6

FSS Hedge Fund Activity: Q1 2025 in Review

388 of the 7,457 institutional investors tracked by Wall St. Rank reported a position in Federal Signal (FSS) for Q1 2025, worth a combined $4.46B — down 18% from $5.43B a quarter earlier.

Sellers outnumbered buyers: 50 funds closed out of FSS and 48 opened new positions — a net loss of 2 holders — while 157 trimmed existing stakes and 133 added.

The largest buyer was ArrowMark Colorado Holdings, adding an estimated $57M. The largest seller was Fidelity Investments, cutting an estimated $36.9M.

  • 388 institutional investors held Federal Signal (FSS) as of Q1 2025, down from 393 in Q4 2024.
  • Funds reported $4.46B of Federal Signal stock for Q1 2025, down 18% quarter-over-quarter.
  • 48 funds opened new Federal Signal positions in Q1 2025 and 50 closed out, a net change of -2 holders.
  • The largest Federal Signal buyer in Q1 2025 was ArrowMark Colorado Holdings, an estimated $57M added.
  • The largest Federal Signal seller in Q1 2025 was Fidelity Investments, an estimated $36.9M sold.

Based on aggregated 13F filings for Q1 2025.