GRID DYNAMICS HLDGS INC

Ticker: GDYN CUSIP: 39813G109 Class: Common Stock

CASTLEARK MANAGEMENT LLC's Holding History (CIK: 0001106832)

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

Q1 2025

Shares 185,240 Value ($000) $2,899 Avg Close $20.04 Range $15.23 - $25.50

Q4 2024

Shares 260,970 Value ($000) $5,804 Avg Close $17.46 Range $13.77 - $24.16

Q1 2024

Shares 260,860 Value ($000) $3,206 Avg Close $13.05 Range $11.64 - $14.70

Q4 2023

Shares 289,940 Value ($000) $3,865 Avg Close $12.19 Range $9.92 - $14.24

Q3 2023

Shares 271,040 Value ($000) $3,301 Avg Close $11.09 Range $9.00 - $12.39

Q4 2021

Shares 81,126 Value ($000) $3,080 Avg Close $34.56 Range $25.75 - $42.81

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2025	185,240	$2,899	$20.04	$15.23 - $25.50
Q4 2024	260,970	$5,804	$17.46	$13.77 - $24.16
Q1 2024	260,860	$3,206	$13.05	$11.64 - $14.70
Q4 2023	289,940	$3,865	$12.19	$9.92 - $14.24
Q3 2023	271,040	$3,301	$11.09	$9.00 - $12.39
Q4 2021	81,126	$3,080	$34.56	$25.75 - $42.81