OAM
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Oberweis Asset Management’s Federal Signal FSS Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
$17.7M Sell
166,500
-63,330
-28% -$6.74M 0.77% 41
2025
Q1
$16.9M Hold
229,830
0.84% 39
2024
Q4
$21.2M Buy
229,830
+40,100
+21% +$3.7M 1% 24
2024
Q3
$17.7M Buy
189,730
+34,400
+22% +$3.22M 0.91% 28
2024
Q2
$13M Buy
155,330
+27,500
+22% +$2.3M 0.8% 43
2024
Q1
$10.8M Buy
127,830
+29,000
+29% +$2.46M 0.78% 46
2023
Q4
$7.58M Buy
98,830
+7,430
+8% +$570K 0.71% 39
2023
Q3
$5.46M Buy
91,400
+17,500
+24% +$1.05M 0.58% 59
2023
Q2
$4.73M Buy
73,900
+15,600
+27% +$999K 0.58% 54
2023
Q1
$3.16M Buy
58,300
+1,200
+2% +$65.1K 0.49% 57
2022
Q4
$2.65M Buy
57,100
+12,100
+27% +$562K 0.56% 40
2022
Q3
$1.68M Buy
+45,000
New +$1.68M 0.39% 52
2020
Q3
Sell
-12,300
Closed -$366K 127
2020
Q2
$366K Sell
12,300
-19,110
-61% -$569K 0.14% 99
2020
Q1
$857K Buy
31,410
+3,000
+11% +$81.9K 0.47% 42
2019
Q4
$916K Sell
28,410
-20,700
-42% -$667K 0.31% 83
2019
Q3
$1.61M Sell
49,110
-20,100
-29% -$658K 0.36% 42
2019
Q2
$1.85M Sell
69,210
-300
-0.4% -$8.02K 0.34% 40
2019
Q1
$1.81M Buy
69,510
+58,600
+537% +$1.52M 0.36% 45
2018
Q4
$217K Sell
10,910
-10,600
-49% -$211K 0.05% 189
2018
Q3
$576K Buy
21,510
+3,100
+17% +$83K 0.11% 146
2018
Q2
$429K Sell
18,410
-3,800
-17% -$88.6K 0.11% 173
2018
Q1
$489K Sell
22,210
-2,700
-11% -$59.4K 0.13% 167
2017
Q4
$500K Buy
+24,910
New +$500K 0.12% 163