Form 4: COO Sells GDYN Shares Under 10b5-1 Plan

Grid Dynamics Holdings COO Yury Gryzlov sold 21,266 shares of common stock for a weighted average price of $6.22 per share under a pre-arranged trading plan.

Summary

• Yury Gryzlov, the Chief Operating Officer of GRID DYNAMICS HOLDINGS, INC. (GDYN), reported a sale of common stock.
• The transaction involved the disposition of 21,266 shares of common stock.
• The shares were sold on March 10, 2026, at a weighted average price of $6.22 per share.
• The sale was executed pursuant to a Rule 10b5-1 trading plan adopted by Mr. Gryzlov on November 13, 2025.
• Following this transaction, Mr. Gryzlov beneficially owns 523,413 shares of common stock directly.

Sentiment

Score: 4

Explanation: StockSavvy.ai views this as a routine insider transaction under a pre-established plan, which mitigates immediate negative sentiment but still represents a reduction in direct insider ownership.

Positives

• The sale was conducted under a pre-arranged Rule 10b5-1 trading plan, indicating a scheduled liquidity event rather than an immediate reaction to new company information.

Negatives

• The Chief Operating Officer reduced his direct beneficial ownership in the company by selling 21,266 shares.

Future Outlook

NA

Industry Context

StockSavvy.ai notes that insider sales, even when conducted under a Rule 10b5-1 plan, are routinely monitored by investors as they can provide insights into management's perspective on the company's valuation and future prospects. While pre-planned sales are generally viewed with less concern than ad-hoc sales, they still represent a reduction in direct insider exposure.

Stakeholder Impact

• Shareholders may perceive the insider sale as a slight negative signal, although the pre-planned nature under a 10b5-1 plan reduces the immediate concern.

Key Dates

Recommendation

The sale by the Chief Operating Officer was executed under a pre-arranged 10b5-1 trading plan, which suggests a planned liquidity event rather than a reaction to new negative information. While insider selling can be a slight negative signal, the pre-planned nature and the remaining significant beneficial ownership suggest a 'hold' recommendation, pending further company developments or broader market trends.

Keywords

Grid Dynamics Holdings, GDYN, Yury Gryzlov, Insider Sale, Form 4, 10b5-1 Plan, Common Stock