GRID DYNAMICS HLDGS INC

Ticker: GDYN CUSIP: 39813G109 Class: Common Stock

GILDER GAGNON HOWE & CO LLC's Holding History (CIK: 0000902464)

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

Q4 2021

Shares 23,972 Value ($000) $910 Avg Close $34.56 Range $25.75 - $42.81

Q3 2021

Shares 24,129 Value ($000) $705 Avg Close $24.45 Range $15.29 - $32.69

Q2 2020

Shares 25,234 Value ($000) $174 Avg Close $8.19 Range $6.30 - $10.16

Q1 2020

Shares 25,246 Value ($000) $202 Avg Close $10.50 Range $4.61 - $13.51

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2021	23,972	$910	$34.56	$25.75 - $42.81
Q3 2021	24,129	$705	$24.45	$15.29 - $32.69
Q2 2020	25,234	$174	$8.19	$6.30 - $10.16
Q1 2020	25,246	$202	$10.50	$4.61 - $13.51