Michael Christopher Southworth Grid Dynamics Holdings, Inc. (GDYN) insider trading activity

Michael Christopher Southworth is of GRID DYNAMICS HOLDINGS, INC.. Currently has a direct ownership of 55,331 shares of GDYN, which is worth approximately $452,607. The most recent transaction as insider was on Dec 23, 2025, when has been sold 19,021 shares (Common Stock) at a price of $0.0 per share, resulting in proceeds of $0. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 55.3K

52.39% 3M change

52.39% 12M change

Total Value Held $452,607

Michael Christopher Southworth Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Dec 23 2025	BUY Grant, award, or other acquisition	-	19,021 Added 25.58%	55,331 Common Stock
Dec 23 2024	BUY Grant, award, or other acquisition	$74,982 $20.42 p/Share	3,672 Added 9.18%	36,310 Common Stock
Dec 19 2023	BUY Grant, award, or other acquisition	-	5,559 Added 14.55%	32,638 Common Stock
Dec 22 2022	BUY Grant, award, or other acquisition	-	6,811 Added 20.1%	27,079 Common Stock
Dec 20 2021	BUY Grant, award, or other acquisition	-	2,050 Added 9.19%	20,268 Common Stock
Mar 01 2021	BUY Grant, award, or other acquisition	-	960 Added 5.01%	18,218 Common Stock
Dec 15 2020	BUY Grant, award, or other acquisition	-	6,762 Added 28.15%	17,258 Common Stock

Nov 02 2020	BUY Grant, award, or other acquisition	-	1,905 Added 15.36%	10,496 Common Stock

MCS

Michael Christopher Southworth

San Ramon, CA

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