GRID DYNAMICS HLDGS INC

Ticker: GDYN CUSIP: 39813G109 Class: Common Stock

Sierra Capital LLC's Holding History (CIK: 0001787274)

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

Q1 2022

Shares 43 Value ($000) $1 Avg Close $20.44 Range $9.09 - $39.67

Q4 2021

Shares 43 Value ($000) $2 Avg Close $34.56 Range $25.75 - $42.81

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2022	43	$1	$20.44	$9.09 - $39.67
Q4 2021	43	$2	$34.56	$25.75 - $42.81