GDYN
Grid Dynamics Holdings, Inc. · Technology · Information Technology Services
Momentum inputs (comparable managers):
holder breadth +16.7% ·
share flow -0.5% ·
net new positions +14.3%
— formula
Ownership fragmentation — more holders, smaller aggregate stake
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q3 2025
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 79 | +7 | 44.93M | $255.09M | +13 | −5 |
| Q1 2026 | 74 | -5 | 48.83M | $285.90M | +7 | −12 |
| Q4 2025 | 79 | +1 | 50.21M | $453.37M | +2 | −1 |
| Q3 2025 | 14 | +2 | 27.18M | $209.54M | +2 | — |
| Q2 2025 | 9 | -4 | 23.79M | $274.74M | — | −4 |
| Q1 2025 | 10 | 0 | 6.53M | $102.19M | — | — |
| Q4 2024 | 10 | +1 | 7.31M | $162.54M | +2 | −1 |
| Q3 2024 | 8 | +1 | 5.12M | $71.67M | +1 | — |
| Q2 2024 | 7 | — | 3.91M | $41.12M | — | — |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 11.01M | +9.4% | $84.87M | 0.0% | ▲ Add | 2 | SEC ↗ ×14 |
| 2 | The Vanguard Group ✦ (passive) | 5.64M | -3.1% | $43.49M | 0.0% | ▼ Trim | 2 | SEC ↗ ×5 |
| 3 | State Street Global Advisors ✦ (passive) | 2.83M | +8.8% | $21.85M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 4 | Wellington Management ✦ | 1.95M | -32.8% | $15.05M | 0.0% | ▼ Trim | 6 | SEC ↗ ×6 |
| 5 | Morgan Stanley ✦ | 1.89M | — | $14.60M | 0.0% | n/c | 1 | SEC ↗ ×9 |
| 6 | Geode Capital Management ✦ (passive) | 1.58M | -3.6% | $12.20M | 0.0% | ▼ Trim | 6 | SEC ↗ ×2 |
| 7 | JPMorgan Chase ✦ | 1.03M | — | $7.92M | 0.0% | n/c | 1 | SEC ↗ ×8 |
| 8 | Goldman Sachs Group ✦ | 602.36K | — | $4.64M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 9 | Renaissance Technologies ✦ | 232.93K | -45.6% | $1.80M | 0.0% | ▼ Trim | 6 | SEC ↗ |
| 10 | Citadel Advisors ✦ | 229.88K | New | $1.77M | 0.0% | New | 1 | SEC ↗ ×2 |
| 11 | Two Sigma Investments ✦ | 74.59K | -73.5% | $575,073 | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 12 | T. Rowe Price ✦ | 49.80K | +9.8% | $384,000 | 0.0% | ▲ Add | 6 | SEC ↗ |
| 13 | D. E. Shaw & Co. ✦ | 41.54K | New | $320,289 | 0.0% | New | 1 | SEC ↗ |
| 14 | Fidelity (FMR) ✦ | 9.81K | +234.6% | $75,671 | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Citadel Advisors | $1.77M | 0.0% |
| D. E. Shaw & Co. | $320,289 | 0.0% |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 193 holders, 67.61M shares, $373.43M reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Officer · 4.85K sh · $38,792
Officer · 1.25K sh · $10,533
Officer · 3.92K sh · $31,344
Officer · 467 sh · $3,517
Officer · 3.93K sh · $31,440
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology