Form 4: Grid Dynamics COO Yury Gryzlov Sells Shares

Chief Operating Officer Yury Gryzlov sold 4,435 shares of Grid Dynamics Holdings, Inc. common stock on June 1, 2026.

Summary

• Yury Gryzlov, Chief Operating Officer of Grid Dynamics Holdings, Inc., sold 4,435 shares of common stock.
• The transaction occurred on June 1, 2026, at a price of $8.00 per share.
• Following this transaction, the reporting person maintains beneficial ownership of 514,948 shares.
• The sale was executed under a pre-established Rule 10b5-1 trading plan adopted on November 13, 2025.

Sentiment

Score: 5

Explanation: StockSavvy.ai views this as a neutral event, as the sale was executed through a pre-planned, automated trading arrangement.

Positives

• The sale was conducted via a pre-planned Rule 10b5-1 trading plan, which is a standard mechanism for executives to sell shares without triggering insider trading concerns.

Negatives

• The transaction represents a divestment of equity by a key member of the executive leadership team.

Risks

• Insider selling can sometimes be perceived negatively by the market as a signal regarding the executive's outlook on the company's future stock performance.

Future Outlook

No specific forward-looking guidance regarding company operations was provided in this filing.

Management Comments

• The filing notes that the sale was made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c) conditions.

Industry Context

StockSavvy.ai notes that executive stock sales under 10b5-1 plans are routine corporate governance events and generally do not reflect a change in fundamental business strategy or performance.

Comparison to Industry Standards

• The use of Rule 10b5-1 plans is the industry standard for corporate executives to manage personal liquidity while maintaining compliance with SEC regulations.

Stakeholder Impact

• Minimal impact expected as the sale was part of a pre-arranged plan.

Next Steps

• No future actions or milestones were disclosed in this filing.

Key Dates

Keywords

Grid Dynamics, GDYN, Insider Trading, Form 4, Chief Operating Officer, Stock Sale