CUSTOM TRUCK ONE SOURCE INC

Ticker: CTOS CUSIP: 23204X103 Class: Common Stock

Boston Partners's Holding History (CIK: 0001386060)

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

Q4 2025

Shares 3,793,597 Value ($000) $21,855 Avg Close $6.10 Range $5.18 - $6.78

Q3 2025

Shares 5,475,307 Value ($000) $35,150 Avg Close $5.79 Range $4.84 - $6.64

Q2 2025

Shares 5,433,075 Value ($000) $26,849 Avg Close $4.31 Range $3.18 - $5.14

Q1 2025

Shares 3,168,709 Value ($000) $13,369 Avg Close $4.83 Range $3.88 - $5.48

Q4 2024

Shares 3,796,424 Value ($000) $18,268 Avg Close $4.52 Range $3.03 - $6.11

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	3,793,597	$21,855	$6.10	$5.18 - $6.78
Q3 2025	5,475,307	$35,150	$5.79	$4.84 - $6.64
Q2 2025	5,433,075	$26,849	$4.31	$3.18 - $5.14
Q1 2025	3,168,709	$13,369	$4.83	$3.88 - $5.48
Q4 2024	3,796,424	$18,268	$4.52	$3.03 - $6.11