FEDERAL SIGNAL CORP

Ticker: FSS CUSIP: 313855108 Class: EQTY

OBERWEIS ASSET MANAGEMENT INC/'s Holding History (CIK: 0000937886)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 166,500 Value ($000) $18,080 Avg Close $114.40 Range $105.11 - $132.72

Q3 2025

Shares 166,500 Value ($000) $19,812 Avg Close $119.82 Range $104.14 - $129.99

Q2 2025

Shares 166,500 Value ($000) $17,719 Avg Close $88.81 Range $66.21 - $106.84

Q1 2025

Shares 229,830 Value ($000) $16,904 Avg Close $88.89 Range $72.77 - $101.19

Q4 2024

Shares 229,830 Value ($000) $21,234 Avg Close $91.31 Range $79.44 - $99.32

Q3 2024

Shares 189,730 Value ($000) $17,732 Avg Close $90.71 Range $81.03 - $101.34

Q2 2024

Shares 155,330 Value ($000) $12,996 Avg Close $84.22 Range $79.39 - $92.13

Q1 2024

Shares 127,830 Value ($000) $10,849 Avg Close $77.49 Range $70.50 - $85.02

Q4 2023

Shares 98,830 Value ($000) $7,584 Avg Close $65.87 Range $56.33 - $77.67

Q3 2023

Shares 91,400 Value ($000) $5,459 Avg Close $59.77 Range $55.66 - $64.40

Q2 2023

Shares 73,900 Value ($000) $4,732 Avg Close $54.45 Range $49.02 - $63.79

Q1 2023

Shares 58,300 Value ($000) $3,160 Avg Close $51.43 Range $45.05 - $57.12

Q4 2022

Shares 57,100 Value ($000) $2,653 Avg Close $45.02 Range $36.78 - $49.66

Q3 2022

Shares 45,000 Value ($000) $1,679 Avg Close $38.48 Range $33.43 - $42.47

Q2 2020

Shares 12,300 Value ($000) $366 Avg Close $27.13 Range $23.00 - $31.67

Q1 2020

Shares 31,410 Value ($000) $857 Avg Close $29.74 Range $22.32 - $33.27

Q4 2019

Shares 28,410 Value ($000) $916 Avg Close $31.08 Range $28.91 - $34.03

Q3 2019

Shares 49,110 Value ($000) $1,608 Avg Close $28.25 Range $24.62 - $32.48

Q2 2019

Shares 69,210 Value ($000) $1,851 Avg Close $24.87 Range $22.61 - $27.45

Q1 2019

Shares 69,510 Value ($000) $1,807 Avg Close $21.57 Range $18.28 - $24.68

Q4 2018

Shares 10,910 Value ($000) $217 Avg Close $21.46 Range $17.54 - $25.51

Q3 2018

Shares 21,510 Value ($000) $576 Avg Close $23.73 Range $21.55 - $26.54

Q2 2018

Shares 18,410 Value ($000) $429 Avg Close $21.77 Range $19.55 - $23.30

Q1 2018

Shares 22,210 Value ($000) $489 Avg Close $19.28 Range $17.10 - $21.64

Q4 2017

Shares 24,910 Value ($000) $500 Avg Close $19.49 Range $17.86 - $21.93

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	166,500	$18,080	$114.40	$105.11 - $132.72
Q3 2025	166,500	$19,812	$119.82	$104.14 - $129.99
Q2 2025	166,500	$17,719	$88.81	$66.21 - $106.84
Q1 2025	229,830	$16,904	$88.89	$72.77 - $101.19
Q4 2024	229,830	$21,234	$91.31	$79.44 - $99.32
Q3 2024	189,730	$17,732	$90.71	$81.03 - $101.34
Q2 2024	155,330	$12,996	$84.22	$79.39 - $92.13
Q1 2024	127,830	$10,849	$77.49	$70.50 - $85.02
Q4 2023	98,830	$7,584	$65.87	$56.33 - $77.67
Q3 2023	91,400	$5,459	$59.77	$55.66 - $64.40
Q2 2023	73,900	$4,732	$54.45	$49.02 - $63.79
Q1 2023	58,300	$3,160	$51.43	$45.05 - $57.12
Q4 2022	57,100	$2,653	$45.02	$36.78 - $49.66
Q3 2022	45,000	$1,679	$38.48	$33.43 - $42.47
Q2 2020	12,300	$366	$27.13	$23.00 - $31.67
Q1 2020	31,410	$857	$29.74	$22.32 - $33.27
Q4 2019	28,410	$916	$31.08	$28.91 - $34.03
Q3 2019	49,110	$1,608	$28.25	$24.62 - $32.48
Q2 2019	69,210	$1,851	$24.87	$22.61 - $27.45
Q1 2019	69,510	$1,807	$21.57	$18.28 - $24.68
Q4 2018	10,910	$217	$21.46	$17.54 - $25.51
Q3 2018	21,510	$576	$23.73	$21.55 - $26.54
Q2 2018	18,410	$429	$21.77	$19.55 - $23.30
Q1 2018	22,210	$489	$19.28	$17.10 - $21.64
Q4 2017	24,910	$500	$19.49	$17.86 - $21.93