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MAM
Montanaro Asset Management’s
Federal Signal
FSS
Stock Holding History
Montanaro Asset Management’s Portfolio
FSS Stock Details
FSS Fund Activity
Bought
Maintained
Sold
Shares
Quarter
Market Value
Status
Shares
Change in
Stake
Trade Value
Portfolio Weight
Portfolio Position
2026
Q1
$13.3M
Buy
123,100
+54,600
+80%
+$6.17M
3.98%
7
2025
Q4
$7.44M
Buy
68,500
+27,200
+66%
+$3.11M
2.07%
26
2025
Q3
$4.91M
Sell
41,300
-2,600
-6%
-$312K
1.23%
27
2025
Q2
$4.67M
Buy
43,900
+25,500
+139%
+$2.27M
1.2%
29
2025
Q1
$1.35M
Buy
+18,400
New
+$1.64M
0.4%
40
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$5.72T AUM
30.48%
1-Year Est. Return
VPM
Vanguard Portfolio Management
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$1.91T AUM
VCM
Vanguard Capital Management
Malvern, Pennsylvania
$4.04T AUM
State Street
Boston, Massachusetts
$2.9T AUM
29.55%
1-Year Est. Return
Capital World Investors
Los Angeles, California
$733B AUM
35.63%
1-Year Est. Return
Geode Capital Management
Boston, Massachusetts
$1.61T AUM
30.72%
1-Year Est. Return
Fidelity Investments
Boston, Massachusetts
$1.9T AUM
41.92%
1-Year Est. Return
WA
Wasatch Advisors
Salt Lake City, Utah
$15.3B AUM
25.06%
1-Year Est. Return
Neuberger Berman Group
New York
$131B AUM
28.36%
1-Year Est. Return
Dimensional Fund Advisors
Austin, Texas
$481B AUM
30.42%
1-Year Est. Return
Sign up
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Fund Insights
Common Fund Bets
See what stocks and ETFs funds are collectively bullish/bearish on
Largest Fund Trades
Explore the largest stock and ETF buys and sells made by funds
High Conviction Trades
Discover high conviction trades that caused a significant change in a fund's stake in a stock
Fund Manager Portfolios
Gain insights from the world’s largest funds and super investors
WSR Indexes
Fund Manager Index
Stock index based on fund manager consensus updated each quarter
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