InsiderTrades

Form 4 for GDYN GRID DYNAMICS HOLDINGS, INC.

Accepted 2026-03-12 00:00:00 ET · period of report 2026-03-10 · accession 0000899140-26-000320 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
T 2026-03-12 2026-03-10 GDYN Gryzlov Yury COO S - Sale $6.22 -21.3K 523.4K -4% -$132.3K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-03-10 S D 21,266 $6.22 523,413 D — — (F1) These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on November 13, 2025. (F2) This transaction was executed in multiple trades at prices ranging from $6.07 to $6.45. 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.