Shuo Zhang, Director at GRID DYNAMICS HOLDINGS, INC. (GDYN), sold 3,000 shares at $9.75 ($29K) on 2025-12-15, disclosed to the SEC on 2025-12-17.
Seasonal sale ($29k) by Director — this insider has traded GDYN in December in at least three consecutive prior years. Pattern-driven, low signal.
Negative factors outweigh the positive ones.
| Filing → |
| PDFS | SELL | 2024-06-04 | $381K | — | Filing → |
| PDFS | SELL | 2023-08-21 | $206K | — | Filing → |
| PDFS | SELL | 2022-11-17 | $60K | — | Filing → |