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Updated Jul 16, 2026 · Last SEC filing 2026-07-03
GRID DYNAMICS HOLDINGS, INC. (GDYN) has filed 10 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-07-03. 3 Form 144 notices of proposed sale were filed for GDYN stock. InsiderAlpha tracks every GDYN SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.
| SIC classification | Services-Prepackaged Software (SIC 7372) |
|---|---|
| SEC CIK | 0001743725 |
| Form 4 filings (90d) | 10 |
|---|---|
| Form 144 notices (90d) | 3 |
| Latest Form 4 filing | 2026-07-03 |
| Date | Insider | Role | Transaction | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Livschitz Leonard | CHIEF EXECUTIVE OFFICER | F — Tax withholding / forfeiture | 36.0K | $6.24 | $224K | SEC | |
| Gryzlov Yury | CHIEF OPERATING OFFICER | F — Tax withholding / forfeiture | 1.7K | $6.24 | $11K | SEC | |
| Doradla Anil | CHIEF FINANCIAL OFFICER | F — Tax withholding / forfeiture | 2.1K | $6.24 | $13K | SEC | |
| Livschitz Leonard | CHIEF EXECUTIVE OFFICER | F — Tax withholding / forfeiture | 36.0K | $6.24 | $224K | SEC | |
| Gryzlov Yury | CHIEF OPERATING OFFICER | S — Open-market sale | 4.4K | $8.00 | $35K | SEC | |
| Livschitz Leonard | CHIEF EXECUTIVE OFFICER | F — Tax withholding / forfeiture | 162 | $7.08 | $1K | SEC | |
| Livschitz Leonard | CHIEF EXECUTIVE OFFICER | F — Tax withholding / forfeiture | 236 | $6.45 | $2K | SEC | |
| Gryzlov Yury | CHIEF OPERATING OFFICER | F — Tax withholding / forfeiture | 632 | $6.47 | $4K | SEC | |
| Doradla Anil | CHIEF FINANCIAL OFFICER | F — Tax withholding / forfeiture | 702 | $5.60 | $4K | SEC | |
| Gryzlov Yury | CHIEF OPERATING OFFICER | S — Open-market sale [10b5-1] | 1.2K | $5.54 | $7K | SEC | |
| Doradla Anil | CHIEF FINANCIAL OFFICER | F — Tax withholding / forfeiture | 2.1K | $5.64 | $12K | SEC | |
| Livschitz Leonard | CHIEF EXECUTIVE OFFICER | F — Tax withholding / forfeiture | 36.0K | $5.64 | $203K | SEC | |
| Gryzlov Yury | CHIEF OPERATING OFFICER | F — Tax withholding / forfeiture | 1.7K | $5.64 | $10K | SEC | |
| Gryzlov Yury | CHIEF OPERATING OFFICER | S — Open-market sale [10b5-1] | 21.3K | $6.22 | $132K | SEC | |
| Livschitz Leonard | CHIEF EXECUTIVE OFFICER | F — Tax withholding / forfeiture | 178 | $6.81 | $1K | SEC |
All transactions sourced from SEC EDGAR Form 4 filings for GRID DYNAMICS HOLDINGS, INC. (GDYN). Updated in real time as new filings are submitted to the SEC.
| Insider | Form 4 filings | Total transaction value |
|---|---|---|
| Livschitz Leonard | 4 | $452K |
| Gryzlov Yury | 3 | $50K |
| Doradla Anil | 2 | $17K |
| CARNEY LLOYD | 1 | — |
Form 144 must be filed before insiders sell restricted or control stock above SEC thresholds. A cluster of Form 144 notices often precedes a wave of insider distribution.
SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in GDYN insider filings:
| P | Open-market purchase by the insider |
|---|---|
| S | Open-market sale by the insider |
| A | Grant, award, or other acquisition from the issuer |
| M | Exercise or conversion of derivative security (e.g. options) |
| F | Payment of exercise price or tax liability via share withholding |
| G | Bona-fide gift of securities |
| D | Disposition to the issuer (e.g. share buyback participation) |
| J | Other acquisition or disposition |
| X | Exercise of in-the-money or at-the-money derivative security |
| C | Conversion of derivative security |
| V | Transaction voluntarily reported earlier than required |
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