Yury Gryzlov - 05 Dec 2025 Form 4 Insider Report for GRID DYNAMICS HOLDINGS, INC. (GDYN)

Role: CHIEF OPERATING OFFICER
Signature: /s/ Anil Doradla, by power of attorney
Issuer symbol: GDYN
Transactions as of: 05 Dec 2025
Transactions value $: -$241,500
Form type: 4
Filing time: 09 Dec 2025, 16:13:59 UTC
Previous filing: 04 Nov 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Gryzlov Yury	CHIEF OPERATING OFFICER	C/O GRID DYNAMICS HOLDINGS, INC., 6101 BOLLINGER CANYON ROAD, SUITE 465, SAN RAMON	/s/ Anil Doradla, by power of attorney	09 Dec 2025	0001805673

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	GDYN	Common Stock	Sale	-$242K	-25K	-5.37%	$9.66	440K	05 Dec 2025	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	This transaction was executed in multiple trades at prices ranging from $9.66 to $9.68. 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.