Grid Dynamics Holdings, Inc.: which funds bought and sold
Institutions that bought and sold Grid Dynamics Holdings shares in Q2 2026, from the holdings they reported to the SEC on Form 13F for March 31, 2026 and June 30, 2026.
Between March 31, 2026 and June 30, 2026, 113 institutions that filed 13F reports for both quarters added to or opened positions in Grid Dynamics Holdings, and 105 cut or closed them. Together they sold a net 5.9M shares, −8.8% on what they held at the start of the quarter. Active managers and hedge funds on our list were net buyers of 505K shares (+2.1%); index fund managers were net sellers of 6.3M shares (−26.3%). 47 opened a new position and 45 sold out entirely.
Bought, Q2 2026 113 institutions, 47 of them new holders Sold, Q2 2026 105 institutions, 45 of them sold out
Net change, all compared −5.9M shares (−8.8%)
Net change, active managers +505K shares (+2.1%), 24 bought, 15 sold
Buyers versus sellers
113 bought 18 105 sold
Active managers and hedge funds 24 bought · 15 sold · +505K
Index fund managers 4 bought · 7 sold · −6.3M
Other institutions 85 bought · 83 sold · −145K
Biggest buyers
| Institution | Change in shares | Shares June 30, 2026 | Value |
|---|---|---|---|
| Jane Street Group, LLC | +1.3M New position | 1.3M | $7.1M |
| T. Rowe Price Investment Management, Inc. Active manager | +1.1M +44.6% | 3.7M | $21.1M |
| Millennium Management LLC Hedge fund | +1.1M New position | 1.1M | $6.2M |
| Alyeska Investment Group, L.P. Hedge fund | +811K +15.4% | 6.1M | $34.5M |
| Csm Advisors, LLC | +756K New position | 756K | $4.3M |
| Morgan Stanley | +552K +29.5% | 2.4M | $13.8M |
| Kennedy Capital Management LLC Active manager | +502K New position | 502K | $2.8M |
| Susquehanna International Group, LLP | +477K +402.4% | 595K | $3.4M |
| Squarepoint Ops LLC Hedge fund | +476K New position | 476K | $2.7M |
| Goldman Sachs Group Inc | +442K +57.5% | 1.2M | $6.9M |
| Point72 Asset Management, L.P. Hedge fund | +438K New position | 438K | $2.5M |
| Federated Hermes, Inc. Active manager | +303K +21.0% | 1.7M | $9.9M |
| Northern Trust Corp Index funds | +228K +29.8% | 992K | $5.6M |
| Pacific Ridge Capital Partners, LLC | +228K New position | 228K | $1.3M |
| Two Sigma Investments, LP Hedge fund | +208K New position | 208K | $1.2M |
| Catalyst Funds Management Pty Ltd | +192K New position | 192K | $1.1M |
| Trexquant Investment LP Hedge fund | +190K +44.9% | 614K | $3.5M |
| FMR LLC Active manager | +188K +1665.0% | 199K | $1.1M |
| Y-Intercept (Hong Kong) Ltd | +181K New position | 181K | $1M |
| Cambridge Investment Research Advisors, Inc. | +167K New position | 167K | $948,000 |
| Institution | Change in shares | Shares June 30, 2026 | Value |
|---|---|---|---|
| T. Rowe Price Investment Management, Inc. Active manager | +1.1M +44.6% | 3.7M | $21.1M |
| Millennium Management LLC Hedge fund | +1.1M New position | 1.1M | $6.2M |
| Alyeska Investment Group, L.P. Hedge fund | +811K +15.4% | 6.1M | $34.5M |
| Kennedy Capital Management LLC Active manager | +502K New position | 502K | $2.8M |
| Squarepoint Ops LLC Hedge fund | +476K New position | 476K | $2.7M |
| Point72 Asset Management, L.P. Hedge fund | +438K New position | 438K | $2.5M |
| Federated Hermes, Inc. Active manager | +303K +21.0% | 1.7M | $9.9M |
| Two Sigma Investments, LP Hedge fund | +208K New position | 208K | $1.2M |
| Trexquant Investment LP Hedge fund | +190K +44.9% | 614K | $3.5M |
| FMR LLC Active manager | +188K +1665.0% | 199K | $1.1M |
Biggest sellers
| Institution | Change in shares | Shares June 30, 2026 | Value |
|---|---|---|---|
| Blackrock, Inc. Index funds | −5.1M −43.3% | 6.7M | $37.9M |
| Alliancebernstein L.P. Active manager | −2.0M −86.2% | 313K | $1.8M |
| Bastion Asset Management Inc. | −1.1M Sold out | 0 | — |
| Frontier Capital Management Co LLC Active manager | −1.1M Sold out | 0 | — |
| State Street Corp Index funds | −897K −30.8% | 2.0M | $11.5M |
| D. E. Shaw & Co., Inc. Hedge fund | −630K −53.2% | 554K | $3.1M |
| Vanguard Portfolio Management LLC Index funds | −626K −22.5% | 2.2M | $12.2M |
| Fourth Sail Capital LP | −610K Sold out | 0 | — |
| Blair William & Co | −486K −97.3% | 14K | $77,021 |
| Riverbridge Partners LLC Active manager | −441K −30.9% | 986K | $5.6M |
| Principal Financial Group Inc | −324K Sold out | 0 | — |
| Dimensional Fund Advisors LP | −293K −20.9% | 1.1M | $6.3M |
| Taylor Frigon Capital Management LLC | −288K Sold out | 0 | — |
| Wellington Management Group LLP Active manager | −260K Sold out | 0 | — |
| Acadian Asset Management LLC Active manager | −260K −73.0% | 96K | $543,000 |
| UBS Group AG | −248K −49.9% | 249K | $1.4M |
| Public Sector Pension Investment Board | −238K Sold out | 0 | — |
| Royce & Associates LP Active manager | −227K −54.5% | 190K | $1.1M |
| Algert Global LLC Hedge fund | −225K Sold out | 0 | — |
| BNP Paribas Financial Markets | −196K −78.2% | 55K | $309,941 |
| Institution | Change in shares | Shares June 30, 2026 | Value |
|---|---|---|---|
| Alliancebernstein L.P. Active manager | −2.0M −86.2% | 313K | $1.8M |
| Frontier Capital Management Co LLC Active manager | −1.1M Sold out | 0 | — |
| D. E. Shaw & Co., Inc. Hedge fund | −630K −53.2% | 554K | $3.1M |
| Riverbridge Partners LLC Active manager | −441K −30.9% | 986K | $5.6M |
| Wellington Management Group LLP Active manager | −260K Sold out | 0 | — |
| Acadian Asset Management LLC Active manager | −260K −73.0% | 96K | $543,000 |
| Royce & Associates LP Active manager | −227K −54.5% | 190K | $1.1M |
| Algert Global LLC Hedge fund | −225K Sold out | 0 | — |
| Tudor Investment Corp Et Al Hedge fund | −141K Sold out | 0 | — |
| Walleye Capital LLC Hedge fund | −121K −68.3% | 56K | $318,426 |
New positions
| Institution | Shares | Value June 30, 2026 |
|---|---|---|
| Jane Street Group, LLC | 1.3M | $7.1M |
| Millennium Management LLCHedge fund | 1.1M | $6.2M |
| Csm Advisors, LLC | 756K | $4.3M |
| Kennedy Capital Management LLCActive manager | 502K | $2.8M |
| Squarepoint Ops LLCHedge fund | 476K | $2.7M |
| Point72 Asset Management, L.P.Hedge fund | 438K | $2.5M |
| Pacific Ridge Capital Partners, LLC | 228K | $1.3M |
| Two Sigma Investments, LPHedge fund | 208K | $1.2M |
| Catalyst Funds Management Pty Ltd | 192K | $1.1M |
| Y-Intercept (Hong Kong) Ltd | 181K | $1M |
Sold out
| Institution | Shares | Value March 31, 2026 |
|---|---|---|
| Bastion Asset Management Inc. | 1.1M | $6.9M |
| Frontier Capital Management Co LLCActive manager | 1.1M | $6.4M |
| Fourth Sail Capital LP | 610K | $3.5M |
| Principal Financial Group Inc | 324K | $1.8M |
| Taylor Frigon Capital Management LLC | 288K | $1.6M |
| Wellington Management Group LLPActive manager | 260K | $1.5M |
| Public Sector Pension Investment Board | 238K | $1.4M |
| Algert Global LLCHedge fund | 225K | $1.3M |
| Tudor Investment Corp Et AlHedge fund | 141K | $804,430 |
| Magnetar Financial LLCHedge fund | 115K | $657,832 |
Who holds the shares
- Institutions reporting
- 195
- Ten largest holders
- 52.4% of 13F-reported shares
- Index fund managers
- 28.6% of 13F-reported shares
- Active managers and hedge funds
- 38.9% of 13F-reported shares
| Type | Bought | Sold | New | Sold out | Net change in shares | Net % |
|---|---|---|---|---|---|---|
| Active managers and hedge funds | 24 | 15 | 9 | 6 | +505K | +2.1% |
| Index fund managers | 4 | 7 | 1 | 1 | −6.3M | −26.3% |
| Other institutions | 85 | 83 | 37 | 38 | −145K | −0.7% |
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