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Livschitz Leonard

Disclosed activity across 1 company

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20376
SEC CIK
0001805657

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
GRID DYNAMICS HOLDINGS, INC.GDYN · Entity 2031Director · CHIEF EXECUTIVE OFFICEROctober 01, 2026October 02, 2026

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

GRID DYNAMICS HOLDINGS, INC.

Report date October 01, 2026 · Filed October 02, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeDirect3,319,560 Reported balance After 2026-10-01 transaction · row 1
1 source row

Row 1 · 2026-10-01 · Tax withholding · Disposed 35,968 · Balance 3,319,560

F1: Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with net settlement of restricted stock units.

Common StockSEC Table I · non-derivativeIndirectSee footnote10,834 Reported balance Holding disclosure · report date 2026-10-01 · row 2 Holding and transaction disclosures are not merged.
1 source row

Row 2 · Balance 10,834

F2: The shares are held by the Reporting Person's spouse.

Filing footnotes · ownership attribution and instrument terms

F1: Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with net settlement of restricted stock units.

F2: The shares are held by the Reporting Person's spouse.

Transaction history

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateCompanyActivity / securityShares / unitsReported priceReported valueDetails
October 01, 2026 Filed Oct 2, 2026 22:20 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 Tax withholdingCommon Stock 35,968 $8.38 $301,411.84
Disclosure

SEC source: 0001628280-26-064687 · wk-form4_1790979606.xml · nonDerivative · entry 1

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,319,560

F1 · shares: Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with net settlement of restricted stock units.

Read SEC document
August 21, 2026 Filed Aug 24, 2026 21:56 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 Tax withholdingCommon Stock 174 $7.96 $1,385.04
Disclosure

SEC source: 0001628280-26-058721 · wk-form4_1787608595.xml · nonDerivative · entry 2

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 10,834

F1 · shares: This transaction represents shares sold to cover tax withholding obligations in connection with the vesting and settlement of restricted stock units.

F2 · ownership.nature: The shares are held by the Reporting Person's spouse.

Read SEC document
August 14, 2026 Filed Aug 17, 2026 22:21 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 Tax withholdingCommon Stock 252 $7.65 $1,927.80
Disclosure

SEC source: 0001628280-26-057488 · wk-form4_1787005292.xml · nonDerivative · entry 2

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 11,008

F1 · shares: This transaction represents shares sold to cover tax withholding obligations in connection with the vesting and settlement of restricted stock units.

F2 · ownership.nature: The shares are held by the Reporting Person's spouse.

Read SEC document
July 02, 2026 Filed Jul 2, 2026 20:17 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 Tax withholdingCommon Stock 35,968 $6.24 $224,440.32
Disclosure

SEC source: 0001628280-26-046916 · wk-form4_1783023435.xml · nonDerivative · entry 1

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,355,528

F1 · shares: Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with net settlement of restricted stock units.

Read SEC document
July 01, 2026 Filed Jul 3, 2026 00:12 UTC Amendment GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 Tax withholdingCommon Stock 35,968 $6.24 $224,440.32
Disclosure

SEC source: 0001628280-26-047082 · wk-form4a_1783037575.xml · nonDerivative · entry 1

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,355,528

F1 · date: The initial Form 4 filed on July 2, 2026, is being amended by this Form 4 Amendment to correct a clerical error.

F2 · shares: Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with net settlement of restricted stock units.

Read SEC document
May 22, 2026 Filed May 26, 2026 20:12 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 Tax withholdingCommon Stock 162 $7.08 $1,146.96
Disclosure

SEC source: 0001628280-26-038083 · wk-form4_1779826332.xml · nonDerivative · entry 2

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 11,260

F1 · shares: This transaction represents shares sold to cover tax withholding obligations in connection with the vesting and settlement of restricted stock units.

F2 · ownership.nature: The shares are held by the Reporting Person's spouse.

Read SEC document
May 15, 2026 Filed May 15, 2026 23:25 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 Tax withholdingCommon Stock 236 $6.45 $1,522.20
Disclosure

SEC source: 0001628280-26-035751 · wk-form4_1778887503.xml · nonDerivative · entry 2

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 11,422

F1 · shares: Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with the settlement of restricted stock units granted to the Reporting Person on February 14, 2025.

F2 · ownership.nature: The shares are held by the Reporting Person's spouse.

Read SEC document
April 01, 2026 Filed Apr 2, 2026 15:22 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 Tax withholdingCommon Stock 35,968 $5.64 $202,859.52
Disclosure

SEC source: 0001628280-26-022983 · wk-form4_1775143324.xml · nonDerivative · entry 1

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,391,496

F1 · shares: Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with net settlement of restricted stock units.

Read SEC document
February 21, 2026 Filed Feb 24, 2026 21:15 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 Tax withholdingCommon Stock 178 $6.81 $1,212.18
Disclosure

SEC source: 0000899140-26-000292 · form4.xml · nonDerivative · entry 2

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 11,658

F1 · ownership.nature: The shares are held by the Reporting Person's spouse.

Read SEC document
February 14, 2026 Filed Feb 18, 2026 22:25 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 Tax withholdingCommon Stock 1,024 $6.58 $6,737.92
Disclosure

SEC source: 0000899140-26-000264 · form4.xml · nonDerivative · entry 2

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 11,836

F1 · shares: Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with the net settlement of restricted stock units granted to the Reporting Person on February 14, 2025.

F2 · ownership.nature: The shares are held by the Reporting Person's spouse.

Read SEC document
February 10, 2026 Filed Feb 11, 2026 02:15 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 Tax withholdingCommon Stock 355,119 $6.94 $2,464,525.86
Disclosure

SEC source: 0000899140-26-000151 · form4.xml · nonDerivative · entry 2

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,427,464

F2 · shares: Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with the issuance of shares pursuant to performance share awards granted to the Reporting Person on January 1, 2024.

Read SEC document
February 07, 2026 Filed Feb 11, 2026 02:15 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 GrantCommon Stock 658,240 $0.00 $0.00
Disclosure

SEC source: 0000899140-26-000151 · form4.xml · nonDerivative · entry 1

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,782,583

F1 · shares: Represents the acquisition of shares upon the determination of the Board of Directors of the Issuer that the performance conditions were met with respect to the performance share awards granted to the Reporting Person on January 1, 2024.

Read SEC document
January 20, 2026 Filed Jan 21, 2026 23:12 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 SaleCommon Stock 10,000 $9.00 $90,000.00
Disclosure

SEC source: 0000899140-26-000060 · form4.xml · nonDerivative · entry 1

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,124,343

F1 · shares: These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 4, 2025.

Read SEC document
January 06, 2026 Filed Jan 9, 2026 01:21 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 SaleCommon Stock 10,000 $9.70 $97,000.00
Disclosure

SEC source: 0000899140-26-000034 · form4.xml · nonDerivative · entry 1

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,134,343

F1 · shares: These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 4, 2025.

F2 · price: This transaction was executed in multiple trades at prices ranging from $9.55 to $9.79. 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.

Read SEC document
January 01, 2026 Filed Jan 5, 2026 23:05 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 Tax withholdingCommon Stock 37,035 $9.03 $334,426.05
Disclosure

SEC source: 0000899140-26-000008 · form4.xml · nonDerivative · entry 2

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,144,343

F2 · shares: Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with the net settlement of restricted stock units granted to the Reporting Person on January 1, 2024.

Read SEC document
January 01, 2026 Filed Jan 5, 2026 23:05 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 GrantCommon Stock 360,000 $0.00 $0.00
Disclosure

SEC source: 0000899140-26-000008 · form4.xml · nonDerivative · entry 1

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,181,378

F1 · shares: These securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Common Stock. One-third of the RSUs shall vest on January 1, 2027 and one-twelfth of the RSUs shall vest on each three-month anniversary thereafter, subject to the Reporting Person continuing as a service provider through each such date.

Read SEC document
December 23, 2025 Filed Dec 29, 2025 23:10 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 SaleCommon Stock 10,000 $9.33 $93,300.00
Disclosure

SEC source: 0000899140-25-001478 · form4.xml · nonDerivative · entry 1

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 2,821,378

F1 · shares: These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 4, 2025.

F2 · price: This transaction was executed in multiple trades at prices ranging from $9.26 to $9.41. 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

Read SEC document
December 09, 2025 Filed Dec 11, 2025 21:16 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 SaleCommon Stock 10,000 $9.70 $97,000.00
Disclosure

SEC source: 0000899140-25-001439 · form4.xml · nonDerivative · entry 1

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 2,831,378

F1 · shares: These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 4, 2025.

F2 · price: This transaction was executed in multiple trades at prices ranging from $9.57 to $9.80. 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

Read SEC document
December 03, 2025 Filed Dec 4, 2025 21:16 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 SaleCommon Stock 10,000 $9.00 $90,000.00
Disclosure

SEC source: 0000899140-25-001412 · form4.xml · nonDerivative · entry 1

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 2,841,378

F1 · shares: These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 4, 2025.

Read SEC document
November 24, 2025 Filed Nov 26, 2025 02:57 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 Tax withholdingCommon Stock 142 $8.61 $1,222.62
Disclosure

SEC source: 0000899140-25-001371 · form4.xml · nonDerivative · entry 2

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 12,860

F1 · ownership.nature: The shares are held by the Reporting Person's spouse.

Read SEC document
October 31, 2025 Filed Nov 4, 2025 22:14 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 SaleCommon Stock 10,000 $9.00 $90,000.00
Disclosure

SEC source: 0000899140-25-001199 · form4.xml · nonDerivative · entry 1

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 2,851,378

F1 · shares: These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 4, 2025.

Read SEC document
October 01, 2025 Filed Oct 3, 2025 20:10 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 Tax withholdingCommon Stock 35,901 $7.82 $280,745.82
Disclosure

SEC source: 0000899140-25-001164 · form4.xml · nonDerivative · entry 1

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,861,378

F1 · shares: Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with net settlement of restricted stock units.

Read SEC document
August 21, 2025 Filed Aug 25, 2025 20:15 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 SaleCommon Stock 132 $8.01 $1,057.32
Disclosure

SEC source: 0000899140-25-001046 · form4.xml · nonDerivative · entry 2

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 13,002

F1 · ownership.nature: The shares are held by the Reporting Person's spouse.

Read SEC document
July 22, 2025 Filed Jul 23, 2025 21:32 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 SaleCommon Stock 10,000 $10.60 $106,000.00
Disclosure

SEC source: 0000899140-25-000847 · form4.xml · nonDerivative · entry 1

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 2,897,279

F1 · shares: These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 5, 2024.

F2 · price: This transaction was executed in multiple trades at prices ranging from $10.55 to $10.75. 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.

Read SEC document
July 08, 2025 Filed Jul 10, 2025 20:16 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 SaleCommon Stock 20,000 $12.50 $250,000.00
Disclosure

SEC source: 0000899140-25-000831 · form4.xml · nonDerivative · entry 1

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 2,907,279

F1 · shares: These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 5, 2024.

F2 · price: This transaction was executed in multiple trades at prices ranging from $12.29 to $12.64. 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.

Read SEC document
July 01, 2025 Filed Jul 2, 2025 20:17 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 SaleCommon Stock 10,000 $12.00 $120,000.00
Disclosure

SEC source: 0000899140-25-000804 · form4.xml · nonDerivative · entry 1

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 2,963,180

F1 · shares: These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 5, 2024.

Read SEC document
July 01, 2025 Filed Jul 3, 2025 22:16 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 Tax withholdingCommon Stock 35,901 $11.87 $426,144.87
Disclosure

SEC source: 0000899140-25-000818 · form4.xml · nonDerivative · entry 1

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,927,279

F1 · shares: Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with net settlement of restricted stock units.

Read SEC document
June 24, 2025 Filed Jun 26, 2025 20:15 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 SaleCommon Stock 10,000 $11.67 $116,700.00
Disclosure

SEC source: 0000899140-25-000794 · form4.xml · nonDerivative · entry 1

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 2,973,180

F1 · shares: These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 5, 2024.

F2 · price: This transaction was executed in multiple trades at prices ranging from $11.54 to $11.77. 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.

Read SEC document
June 10, 2025 Filed Jun 11, 2025 20:15 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 SaleCommon Stock 20,000 $12.23 $244,600.00
Disclosure

SEC source: 0000899140-25-000762 · form4.xml · nonDerivative · entry 1

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 2,983,180

F1 · shares: These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 5, 2024.

F2 · price: This transaction was executed in multiple trades at prices ranging from $12.09 to $12.41. 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.

Read SEC document
May 27, 2025 Filed May 29, 2025 20:58 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 SaleCommon Stock 20,000 $13.12 $262,400.00
Disclosure

SEC source: 0000899140-25-000736 · form4.xml · nonDerivative · entry 1

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,003,180

F1 · shares: These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 5, 2024.

F2 · price: This transaction was executed in multiple trades at prices ranging from $13.00 to $13.22. 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.

Read SEC document
May 21, 2025 Filed May 23, 2025 23:46 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 SaleCommon Stock 155 $13.21 $2,047.55
Disclosure

SEC source: 0000899140-25-000723 · form4.xml · nonDerivative · entry 2

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 13,134

F1 · ownership.nature: The shares are held by the Reporting Person's spouse.

Read SEC document
May 13, 2025 Filed May 14, 2025 20:14 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 SaleCommon Stock 30,000 $15.07 $452,100.00
Disclosure

SEC source: 0000899140-25-000638 · form4.xml · nonDerivative · entry 2

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,023,180

F1 · shares: These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 5, 2024.

F2 · price: This transaction was executed in multiple trades at prices ranging from $14.84 to $15.29. 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.

Read SEC document
May 12, 2025 Filed May 14, 2025 20:14 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 SaleCommon Stock 10,000 $15.00 $150,000.00
Disclosure

SEC source: 0000899140-25-000638 · form4.xml · nonDerivative · entry 1

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,053,180

F1 · shares: These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 5, 2024.

Read SEC document
April 29, 2025 Filed Apr 30, 2025 20:54 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 SaleCommon Stock 20,000 $13.92 $278,400.00
Disclosure

SEC source: 0000899140-25-000566 · form4.xml · nonDerivative · entry 1

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,063,180

F1 · shares: These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 5, 2024.

F2 · price: This transaction was executed in multiple trades at prices ranging from $13.79 to $14.11. 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.

Read SEC document
April 15, 2025 Filed Apr 17, 2025 20:17 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 SaleCommon Stock 20,000 $13.76 $275,200.00
Disclosure

SEC source: 0000899140-25-000554 · form4.xml · nonDerivative · entry 1

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,083,180

F1 · shares: These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 5, 2024.

F2 · price: This transaction was executed in multiple trades at prices ranging from $13.51 to $13.91. 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.

Read SEC document
April 01, 2025 Filed Apr 3, 2025 21:53 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 Tax withholdingCommon Stock 35,901 $15.52 $557,183.52
Disclosure

SEC source: 0000899140-25-000509 · form4.xml · nonDerivative · entry 2

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,103,180

F3 · shares: Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with net settlement of restricted stock units.

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April 01, 2025 Filed Apr 3, 2025 21:53 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 SaleCommon Stock 30,000 $15.61 $468,300.00
Disclosure

SEC source: 0000899140-25-000509 · form4.xml · nonDerivative · entry 1

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,139,081

F1 · shares: These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 5, 2024.

F2 · price: This transaction was executed in multiple trades at prices ranging from $15.41 to $15.85. 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.

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March 18, 2025 Filed Mar 20, 2025 20:10 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 SaleCommon Stock 30,000 $16.78 $503,313.00
Disclosure

SEC source: 0000899140-25-000435 · form4.xml · nonDerivative · entry 1

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,169,081

F1 · shares: These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 5, 2024.

F2 · price: This transaction was executed in multiple trades at prices ranging from $16.59 to $17.26. 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.

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March 04, 2025 Filed Mar 6, 2025 22:31 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 SaleCommon Stock 40,000 $18.66 $746,400.00
Disclosure

SEC source: 0000899140-25-000402 · form4.xml · nonDerivative · entry 1

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,199,081

F1 · shares: These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 5, 2024.

F2 · price: This transaction was executed in multiple trades at prices ranging from $18.18 to $19.22. 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.

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February 24, 2025 Filed Feb 27, 2025 00:14 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 SaleCommon Stock 155 $21.41 $3,318.55
Disclosure

SEC source: 0000899140-25-000369 · form4.xml · nonDerivative · entry 2

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 13,289

F1 · ownership.nature: The shares are held by the Reporting Person's spouse.

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February 21, 2025 Filed Feb 25, 2025 22:48 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 SaleCommon Stock 10,000 $25.33 $253,300.00
Disclosure

SEC source: 0000899140-25-000365 · form4.xml · nonDerivative · entry 1

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,239,081

F1 · shares: These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 5, 2024.

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February 18, 2025 Filed Feb 19, 2025 01:50 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 SaleCommon Stock 50,000 $22.11 $1,105,500.00
Disclosure

SEC source: 0000899140-25-000342 · form4.xml · nonDerivative · entry 3

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,249,081

F3 · shares: These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 5, 2024.

F4 · price: This transaction was executed in multiple trades at prices ranging from $21.80 to $22.51. 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.

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February 18, 2025 Filed Feb 19, 2025 01:50 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 Tax withholdingCommon Stock 358,425 $22.01 $7,888,934.25
Disclosure

SEC source: 0000899140-25-000342 · form4.xml · nonDerivative · entry 2

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,299,081

F2 · shares: Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with the issuance of shares pursuant to performance share awards granted to the Reporting Person on January 1, 2024.

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February 14, 2025 Filed Feb 19, 2025 01:50 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 GrantCommon Stock 8,750 $0.00 $0.00
Disclosure

SEC source: 0000899140-25-000342 · form4.xml · nonDerivative · entry 4

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: Plan reported

Ownership: Indirect · See footnote

Disclosed balance after: 13,444

F5 · shares: These securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Common Stock. One-quarter of the RSUs shall vest on February 14, 2026 and one-sixteenth of the RSUs shall vest on each three-month anniversary thereafter, subject to the Reporting Person continuing as a service provider through each such date.

F6 · ownership.nature: The shares are held by the Reporting Person's spouse.

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February 13, 2025 Filed Feb 19, 2025 01:50 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 GrantCommon Stock 665,600 $0.00 $0.00
Disclosure

SEC source: 0000899140-25-000342 · form4.xml · nonDerivative · entry 1

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,657,506

F1 · shares: Represents the acquisition of shares upon the determination of the Board of Directors of the Issuer that the performance conditions were met with respect to the performance share awards granted to the Reporting Person on January 1, 2024.

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February 04, 2025 Filed Feb 6, 2025 21:05 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 SaleCommon Stock 50,000 $22.99 $1,149,500.00
Disclosure

SEC source: 0000899140-25-000155 · form4.xml · nonDerivative · entry 1

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 2,991,906

F1 · shares: These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 5, 2024.

F2 · price: This transaction was executed in multiple trades at prices ranging from $22.74 to $23.31. 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.

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January 21, 2025 Filed Jan 23, 2025 21:19 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 SaleCommon Stock 50,000 $20.88 $1,044,000.00
Disclosure

SEC source: 0000899140-25-000080 · form4.xml · nonDerivative · entry 1

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,041,906

F1 · shares: These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 5, 2024.

F2 · price: This transaction was executed in multiple trades at prices ranging from $20.63 to $21.29. 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.

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January 07, 2025 Filed Jan 8, 2025 21:15 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 SaleCommon Stock 50,000 $21.60 $1,080,000.00
Disclosure

SEC source: 0000899140-25-000052 · form4.xml · nonDerivative · entry 1

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,091,906

F1 · shares: These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 5, 2024.

F2 · price: This transaction was executed in multiple trades at prices ranging from $21.26 to $22.40. 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.

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January 01, 2025 Filed Jan 6, 2025 21:10 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 Tax withholdingCommon Stock 143,995 $22.24 $3,202,448.80
Disclosure

SEC source: 0000899140-25-000027 · form4.xml · nonDerivative · entry 1

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,141,906

F1 · shares: Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with the net settlement of restricted stock units granted to the Reporting Person on January 1, 2024.

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December 26, 2024 Filed Dec 30, 2024 16:47 UTC GRID DYNAMICS HOLDINGS, INC. GDYN · Entity 2031 SaleCommon Stock 10,000 $21.00 $210,000.00
Disclosure

SEC source: 0000899140-24-001406 · form4.xml · nonDerivative · entry 1

Livschitz Leonard · CIK 0001805657 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 3,285,901

F1 · shares: These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 5, 2024.

F2 · price: This transaction was executed in multiple trades at prices ranging from $21.00 to $21.00. 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.

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Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.