FORM 10-Q (Mark One)QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March31, 2026 OR TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period fromto Commission File Number: 001-38685 Grid Dynamics Holdings, Inc.(Exact Name of Registrant as Specified in its Charter) 83-0632724 (I.R.S. EmployerIdentification No.) 6101 Bollinger Canyon Road,Suite 465San Ramon,CA 94583(Address of principal executive offices) (650) 523-5000(Registrant’s telephone number, including area code) Securities registered pursuant to Section 12(b) of the Act: Indicate by check mark whether the registrant (1)has filed all reports required to be filed by Section13 or 15(d) of theSecurities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to filesuch reports), and (2)has been subject to such filing requirements for the past 90 days. YesNo Indicate by check mark whether the registrant has submitted electronically, every Interactive Data File required to besubmitted pursuant to Rule 405 of Regulation S-T (§232.405 of this chapter) during the preceding 12 months (or for such shorterperiod that the registrant was required to submit such files).YesNo Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smallerreporting company, or an emerging growth company. See the definitions of “large accelerated filer,” “accelerated filer,” “smallerreporting company,” and “emerging growth company” in Rule 12b-2 of the Exchange Act. Large accelerated filerAccelerated filer☒Non-accelerated filerSmallerreportingcompanyEmerging growth company If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition periodfor complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act).YesNo As of April24, 2026, there were 83,626,054 shares of registrant’s common stock outstanding. TABLE OF CONTENTS Item 1.Financial Statements (Unaudited)1Condensed Consolidated Balance Sheets1Condensed Consolidated Statements of Income/(Loss)2Condensed Consolidated Statements of Comprehensive Income/(Loss)3Condensed Consolidated Statements of Stockholders’ Equity4Condensed Consolidated Statements of Cash Flows5Notes to Condensed Consolidated Financial Statements7Item 2.Management’s Discussion and Analysis of Financial Condition and Results of Operations20Item 3.Quantitative and Qualitative Disclosures About Market Risk29Item 4.Controls and Procedures30 Item 1.Legal Proceedings32Item 1A.Risk Factors32Item 2.Unregistered Sales of Equity Securities and Use of Proceeds32Item 3.Default Upon Senior Securities32Item 4.Mine Safety Disclosures32Item 5.Other Information33Item 6.Exhibits33 CAUTIONARY NOTE REGARDING FORWARD-LOOKING STATEMENTS This Quarterly Report on Form 10-Q contains forward-looking statements within the meaning of the federal securities laws, whichstatements involve substantial risks and uncertainties. Forward-looking statements generally relate to future events or our futurefinancial or operating performance. Forward-looking statements include all statements that are not historical facts and can be identifiedby terms such as “anticipates,” “believes,” “could,” “seeks,” “estimates,” “expects,” “intends,” “may,” “plans,” “potential,” “predicts,”“projects,” “should,” “will,” “would,” or similar expressions and the negatives of those terms. Forward-looking statements containedin this Quarterly Report on Form 10-Q include, but are not limited to, statements about: •the rapid evolution of the digital engineering and information technology services landscape facing our customers andprospects, including as a result of artificial intelligence (“AI”) and related technologies; •our ability to educate the market regarding the advantages of our digital transformation products;•our ability to maintain an adequate rate of revenue growth;•our future financial and operating results;•our business plan and our ability to effectively manage our growth and associated investments;•beliefs and objectives for future operations;•our ability to maintain and expand a leadership position in enterprise-level digital transformation;•our ability to attract and retain customers;•our ability to further penetrate our existing customer base;•our ability to maintain our competitive technological advantages against new entrants and existing companies in our industry;•our ability to timely and effectively scale and adapt our existing technology;•our ability to innovate new products and services and bring them to market in a timely manner;•our ability to maintain, protect, and enhance our brand an