Yury Gryzlov

Yury Gryzlov: CHIEF OPERATING OFFICER at Grid Dynamics. What Yury Gryzlov holds in an AI or semiconductor company tracked on Silicon Floor, from their SEC filings, broken down: the shares held and how, then any restricted shares, options or other rights declared.

Grid Dynamics (GDYN)

Yury Gryzlov holds 495,290 Grid Dynamics shares (0.61% of the company), worth about $3.9M at the last price, according to the Form 4 of Oct 8, 2026.

Shares held: 495,290 (0.61%), $3.9M — Held in their own name.

Declarations

Grid Dynamics (GDYN) — Form 4 of Oct 8, 2026 (CHIEF OPERATING OFFICER): open-market sale of 4,849 at $8.00; 495,290 shares after 0001628280-26-065478
Grid Dynamics (GDYN) — Form 4 of Oct 2, 2026 (CHIEF OPERATING OFFICER): open-market sale of 1,245 at $8.46; 500,139 shares after 0001628280-26-065010
Grid Dynamics (GDYN) — Form 4 of Oct 1, 2026 (CHIEF OPERATING OFFICER): shares withheld for tax of 1,686 at $8.38; 501,384 shares after 0001628280-26-064689
Grid Dynamics (GDYN) — Form 4 of Sep 3, 2026 (CHIEF OPERATING OFFICER): open-market sale of 3,918 at $8.00; 503,070 shares after 0001628280-26-060496
Grid Dynamics (GDYN) — Form 4 of Aug 18, 2026 (CHIEF OPERATING OFFICER): open-market sale of 467 at $7.53; 506,988 shares after 0001628280-26-057982
Grid Dynamics (GDYN) — Form 4 of Aug 14, 2026 (CHIEF OPERATING OFFICER): shares withheld for tax of 632 at $7.75; 507,455 shares after 0001628280-26-057484
Grid Dynamics (GDYN) — Form 4 of Aug 13, 2026 (CHIEF OPERATING OFFICER): open-market sale of 3,930 at $8.00; 508,087 shares after 0001628280-26-056862
Grid Dynamics (GDYN) — Form 4 of Jul 2, 2026 (CHIEF OPERATING OFFICER): open-market sale of 1,245 at $6.29; 512,017 shares after 0001628280-26-047078
Grid Dynamics (GDYN) — Form 4 of Jul 1, 2026 (CHIEF OPERATING OFFICER): shares withheld for tax of 1,686 at $6.24; 513,262 shares after 0001628280-26-046927
Grid Dynamics (GDYN) — Form 4 of Jun 1, 2026 (CHIEF OPERATING OFFICER): open-market sale of 4,435 at $8.00; 514,948 shares after 0001628280-26-039578
Grid Dynamics (GDYN) — Form 4 of May 15, 2026 (CHIEF OPERATING OFFICER): open-market sale of 467 at $6.45; 519,383 shares after 0001628280-26-035689
Grid Dynamics (GDYN) — Form 4 of May 14, 2026 (CHIEF OPERATING OFFICER): shares withheld for tax of 632 at $6.47; 519,850 shares after 0001628280-26-035286
Grid Dynamics (GDYN) — Form 4 of Apr 2, 2026 (CHIEF OPERATING OFFICER): open-market sale of 1,245 at $5.54; 520,482 shares after 0001628280-26-023438
Grid Dynamics (GDYN) — Form 4 of Apr 1, 2026 (CHIEF OPERATING OFFICER): shares withheld for tax of 1,686 at $5.64; 521,727 shares after 0001628280-26-022980
Grid Dynamics (GDYN) — Form 4 of Mar 10, 2026 (CHIEF OPERATING OFFICER): open-market sale of 21,266 at $6.22; 523,413 shares after 0000899140-26-000320

Sources: SEC Schedules 13D and 13G (stakes above 5%, which count everything a person votes or can acquire within 60 days) and Forms 3, 4 and 5 (the shares a director, officer or 10% owner holds, filed within two business days of each trade). Values at the last price.

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