Grid Dynamics: Trust proposes sale of 389 shares

The trust acquired the shares in a private acquisition from the issuer or an affiliate for cash on May 15, 2019.

Available on EDGAR 11/09/2026 - 04:52 PM EST Accepted by SEC EDGAR 11/09/2026 - 04:51 PM EST Learn about SEC filing dates

Rhea-AI Filing Summary

A notice lists a proposed sale of 389 common shares of GRID Dynamics Holdings, Inc. (GDYN) for the account of the Benhamou Survivor's Trust, with an approximate sale date of November 9, 2026, and an aggregate market value of $5,173.70. Morgan Stanley Smith Barney LLC is named as broker.

The shares were acquired from the issuer or an affiliate in a private acquisition for cash on May 15, 2019. The notice lists the relationship to the issuer as Director and is signed by Eric Benhamou, trustee.

Key Figures

Shares proposed for sale: 389 common shares Aggregate market value: $5,173.70 Approximate sale date: November 9, 2026 +1 more

4 metrics

Shares proposed for sale 389 common shares For the account of the Benhamou Survivor's Trust

Aggregate market value $5,173.70 For the proposed sale

Approximate sale date November 9, 2026 Proposed sale

Shares outstanding 80,370,132 shares Reported in the notice

Key Terms

Aggregate Market Value, Private Acquisition from Issuer/Affiliate, Number of Shares or Other Units Outstanding

3 terms

Aggregate Market Value financial

"Aggregate Market Value"

Aggregate market value is the combined price you would pay to buy all outstanding shares of a company or all companies in a group at current market prices — essentially the sum of each stock’s market capitalization. It matters to investors because it shows the overall size and weight of an investment or sector (like the total cost to buy every piece of a puzzle), helps compare scale across companies or markets, and influences index composition and risk exposure.

Private Acquisition from Issuer/Affiliate financial

"Private Acquisition from Issuer/Affiliate"

Number of Shares or Other Units Outstanding financial

"Number of Shares or Other Units Outstanding"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

How many GDYN shares does the Benhamou Survivor's Trust propose to sell?

The notice lists a proposed sale of 389 common shares, with an approximate sale date of November 9, 2026, and an aggregate market value of $5,173.70. Morgan Stanley Smith Barney LLC is named as broker.

How did the Benhamou Survivor's Trust acquire the GDYN shares?

The trust acquired 389 shares in a private acquisition from the issuer or an affiliate on May 15, 2019, with cash listed as the nature of payment.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001188321
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	GRID DYNAMICS HOLDINGS, INC.
SEC File Number	001-38685
Address of Issuer	6101 Bollinger Canyon Road, Suite 465 San Ramon CALIFORNIA 94583
Phone	(650) 523-5000
Name of Person for Whose Account the Securities are To Be Sold	BENHAMOU SURVIVOR'S TRUST
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Director

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	389	5173.70	80370132	11/09/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	05/15/2019	Private Acquisition from Issuer/Affiliate	Issuer			389	05/15/2019	Cash

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Nothing to Report

144: Remarks and Signature

Remarks
Date of Notice	11/09/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Eric Benhamou, Trustee
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)