GDYN Form 4: COO net-settlement of 1,753 shares at $7.82

Rhea-AI Filing Summary

Yury Gryzlov, serving as Chief Operating Officer of Grid Dynamics Holdings, Inc. (GDYN), reported a transaction dated 10/01/2025 on a Form 4. The filing shows 1,753 shares of Common Stock were disposed of at a price of $7.82 per share. After the reported transaction, the filing lists 466,026 shares beneficially owned. The form explains these 1,753 shares were withheld by the issuer to satisfy tax withholding and remittance obligations related to the net settlement of restricted stock units. The Form 4 is signed under power of attorney by Anil Doradla on 10/03/2025.

Positive

• Transaction was a tax withholding net settlement, not an open-market sale
• Insider retains 466,026 shares after the transaction

Negative

• None.

Insights

Insider Transactions Specialist

Insider reported a tax-related net settlement sale of 1,753 shares on 10/01/2025.

This Form 4 documents a disposition tied to tax withholding from net-settled restricted stock units, not an open-market voluntary sale. The $7.82 per-share amount represents the withholding valuation used by the issuer.

Because the filing shows 466,026 shares remaining beneficially owned, the transaction did not materially change the insider's overall stake as reported.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Gryzlov Yury

Role CHIEF OPERATING OFFICER

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock	1,753	$7.82	$14K

Holdings After Transaction: Common Stock — 466,026 shares (Direct)

Footnotes (1)

1. [object Object]

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person^*

Gryzlov Yury

(Last) (First) (Middle)

C/O GRID DYNAMICS HOLDINGS, INC.

5000 EXECUTIVE PARKWAY, SUITE 520

(Street)

SAN RAMON CA 94583

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
GRID DYNAMICS HOLDINGS, INC. [ GDYN ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	CHIEF OPERATING OFFICER

3. Date of Earliest Transaction (Month/Day/Year)
10/01/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	10/01/2025		F		1,753(1)	D	$7.82	466,026	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. 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.

	/s/ Anil Doradla, by power of attorney	10/03/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What did GDYN insider Yury Gryzlov report on Form 4?

The Form 4 reports a disposition of 1,753 shares on 10/01/2025 at $7.82 per share.

Why were the 1,753 shares disposed of by the GDYN insider?

The filing states the shares were withheld by the issuer to satisfy tax withholding for net settlement of restricted stock units.

How many GDYN shares does Yury Gryzlov beneficially own after the transaction?

The Form 4 reports 466,026 shares beneficially owned following the transaction.

Who signed the Form 4 for the reporting person?

The Form 4 is signed by Anil Doradla under power of attorney on 10/03/2025.

Was this an open-market sale or another type of disposition?

The filing indicates the disposition resulted from net settlement of restricted stock units for tax withholding, not an open-market trade.