Marina Levinson - 23 Dec 2025 Form 4 Insider Report for GRID DYNAMICS HOLDINGS, INC. (GDYN)

Reporting relationship: Director
Issuer ticker: GDYN
Reported as of: 23 Dec 2025
Net transaction value: $0
SEC form: 4
Accepted by SEC: 29 Dec 2025, 18:05:25 UTC
Prior SEC filing: 26 Dec 2024
Source filing: View source filing
Reporting owner signature: /s/ Anil Doradla, by power of attorney

Key filing fact

Marina Levinson filed Form 4 for GRID DYNAMICS HOLDINGS, INC. (GDYN) on 29 Dec 2025.

Key facts

This page summarizes Marina Levinson's Form 4 filing for GRID DYNAMICS HOLDINGS, INC. (GDYN).
2 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 29 Dec 2025, 18:05.

Change

Previous filing in this sequence was filed on 26 Dec 2024.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001617870 Primary reporting owner

Levinson Marina

Relationship: Director
Address: C/O GRID DYNAMICS HOLDINGS, INC., 6101 BOLLINGER CANYON ROAD, SUITE 465, SAN RAMON
Signature: /s/ Anil Doradla, by power of attorney
Signature date: 29 Dec 2025

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

GDYN transaction

Common Stock

Award

Transaction value: $0
Shares: +11,413
Change %: +34%
Price: $0.000000
Shares after: 44,903
Date: 23 Dec 2025
Ownership: Direct
Footnotes: F1

GDYN transaction

Common Stock

Award

Transaction value: $0
Shares: +5,978
Change %: +13%
Price: $0.000000
Shares after: 50,881
Date: 23 Dec 2025
Ownership: Direct
Footnotes: F2

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

These securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Common Stock. 100% of the RSUs shall vest on December 23, 2026, subject to the Reporting Person continuing as a service provider through such date.

Footnote F2

These securities are RSUs, each of which represents a contingent right to receive one share of Common Stock. One-quarter of the RSUs shall vest on March 23, 2026 and one-quarter shall vest on each three-month anniversary thereafter, subject to the Reporting Person continuing as a service provider in the same Grid Dynamics Holdings, Inc. board of directors and (if applicable) board committee roles through each such date.