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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1743725	Grid Dynamics Holdings Inc.	GDYN	Services-Prepackaged Software (7372)	830632724

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1805701	Yueou Wang	C/O Grid Dynamics Holdings, Inc. 5000 Executive Parkway, Suite 520 San Ramon CA 94583		Yes	No	No	No

Reported Non-Derivative Transactions

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Stock	Acquisiton	2021-08-31	80,000	$3.54	96,534	No	4	M	Direct
Common Stock	Disposition	2021-08-31	80,000	$25.76	16,534	No	4	S	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	M	Direct
No	4	S	Direct

Reported Derivative Transactions

Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Common Stock	Stock Option (right to buy)	Disposition	2021-08-31	80,000	$0.00	80,000	$3.54

Remaning Holdings	Exercise Date	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
71,553		2028-11-11	No	4	M	Direct

Footnotes

This transaction was executed in multiple trades at prices ranging from $25.58 to $26.28. The price reported above reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price.
The shares subject to the option are fully vested and immediately exercisable.