GDYN · Grid Dynamics Holdings, Inc. · Holdings
Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.
Institutional Ownership Trend
Holder Concentration
Across 198 13F filersWho Holds GDYN
Last 8 quarters through Sep 30, 2026 (filing window open)Each kind of 13F filer's share of the common shares 13F filers report. Holder type comes from regulatory records, never the filer's name; style, turnover and horizon are measured from each filer's own 13F book. The quarter selector does not change this card.
Jun 30, 2026, the newest closed quarter: 197 filers, like-for-like change -9.4%; actively managed books -3.4%; index-like books -20.1%.
| Holder type | Share | Filers | Change |
|---|---|---|---|
| Registered adviser | 51.0% | 98 | -5.5% |
| Exempt adviser | 0.6% | 2 | +179.4% |
| Adviser | 11.0% | 7 | +26.6% |
| Bank | 9.3% | 14 | -20.3% |
| Insurer | 0.1% | 2 | -90.0% |
| Broker-dealer | 0.4% | 2 | +90.1% |
| Benefit plan | 0.2% | 3 | +5.1% |
| Non-US | 0.7% | 7 | -70.2% |
| Holding company | 17.0% | 7 | -28.3% |
| Unknown | 9.8% | 55 | +0.6% |
| Style | Share | Filers | Change |
|---|---|---|---|
| Index-like | 31.8% | 28 | -20.1% |
| Systematic-like | 18.2% | 26 | +34.3% |
| Concentrated | 5.9% | 17 | -16.2% |
| Diversified active | 44.0% | 126 | -11.9% |
| Not measured | 0.0% | 0 | — |
| Unknown | 0.0% | 0 | — |
| Turnover | Share | Filers | Change |
|---|---|---|---|
| Low turnover | 49.3% | 105 | -22.7% |
| Medium turnover | 19.6% | 41 | +2.1% |
| High turnover | 21.6% | 35 | +28.6% |
| Unknown | 9.4% | 16 | -10.4% |
| Not measured | 0.0% | 0 | — |
| Holding horizon | Share | Filers | Change |
|---|---|---|---|
| Short horizon | 10.1% | 26 | -25.2% |
| Medium horizon | 23.1% | 32 | -16.1% |
| Long horizon | 54.2% | 124 | -7.4% |
| Unknown | 12.5% | 15 | +17.2% |
| Not measured | 0.0% | 0 | — |
| 13F book size | Share | Filers | Change |
|---|---|---|---|
| Under $1B | 4.1% | 34 | -44.5% |
| $1B to $10B | 8.2% | 48 | +24.5% |
| $10B to $100B | 26.7% | 55 | -1.6% |
| $100B or more | 60.9% | 60 | -11.9% |
| Not measured | 0.0% | 0 | — |
| Client base | Share | Filers | Change |
|---|---|---|---|
| Individuals and high net worth | 5.4% | 39 | -21.3% |
| Pooled investment vehicles | 17.0% | 23 | +36.6% |
| Registered funds and BDCs | 21.4% | 15 | -5.6% |
| Pension and profit sharing plans | 0.0% | 1 | +380.6% |
| Insurance companies | 0.2% | 3 | +11.6% |
| Governments and sovereign funds | 1.8% | 3 | -31.8% |
| Other investment advisers | 0.0% | 3 | -72.6% |
| Diversified | 5.2% | 11 | -42.2% |
| Other | 0.0% | 0 | -100.0% |
| Corporations | 0.0% | 0 | — |
| Unknown | 49.0% | 99 | -13.2% |
| Private funds | Share | Filers | Change |
|---|---|---|---|
| Hedge funds | 21.7% | 31 | +33.4% |
| Private equity funds | 1.1% | 7 | -36.6% |
| Venture capital funds | 0.0% | 1 | +185.7% |
| Real estate funds | 0.0% | 2 | +49.3% |
| Securitized asset funds | 0.2% | 1 | -1.7% |
| Other private funds | 4.1% | 9 | -47.1% |
| Mixed private funds | 0.5% | 1 | -86.2% |
| Private funds, type not stated | 0.9% | 3 | new |
| No private funds | 23.1% | 45 | -6.2% |
| Unknown | 48.5% | 97 | -13.9% |
| Location | Share | Filers | Change |
|---|---|---|---|
| United States | 95.3% | 171 | -6.6% |
| Outside the US | 4.7% | 26 | -46.1% |
The Sep 30, 2026 filing window is still open, so its bar carries the Jun 30, 2026 positions of filers that have not filed yet.
How the mix is measured
Shares are 13F common shares restated to today's split basis; options and principal amounts are left out. The change compares only filers with a 13F in both quarters and keeps each filer in its bucket of the later quarter on both sides; a filer that continues under a new CIK is compared through its successor. Holder type comes from each filer's current regulatory profile; client base and private funds come from the Form ADV roster current at each quarter end (rosters from December 2019, so an earlier quarter reads Unknown). Style, turnover, horizon and book size are measured from each filer's 13F book in the newest measured quarter, and Not measured means none was. Actively managed books are those measured systematic-like, concentrated or diversified active.
Excluded 2 holders with no observed 2026-03-31 13F and 3 holders with no observed 2026-06-30 13F. Compared across CIK changes: JANUS HENDERSON GROUP PLC continues as Jupiter Topco LLC.
Conviction and Crowding
197 13F filers, quarter ended Jun 30, 2026Measured across every 13F filer's common-share book once the quarter's filing window closed. Crowding counts filers with high turnover or that advise private funds on Form ADV.
Managers in the top fifth by current three-year FundScore alpha were net buyers of $0 (0 buying, 0 selling).
Estimated Holder Cost Basis
Quarter ended Jun 30, 2026, on that quarter's share basisEstimated, never filed: each 13F buy is costed at its quarter's average traded price and each sale keeps the average cost, so this is what holders paid on average if they traded evenly through each quarter.
Estimated cost covers 62.5% of the 13F shares; positions already held when a filer's 13F history starts, or bought in a quarter without a trusted average price, have no estimate.
Shared Holders
Companies GDYN's active holders also own, quarter ended Jun 30, 2026Shareholder Targets
13F filers that own its peers but not GDYN, quarter ended Jun 30, 2026Found through its holder-overlap peers: ASUR, ARLO, FIVN, AGYS, MGNI, GENI, CWST, BOOT, AIR, HQY, HEI, UBER, GOOGL, PANW, GS, AMZN, AMD, TSLA, JNJ, JPM. 6,932 filers in all.
| # | Filer | In peers | Largest peers |
|---|---|---|---|
| 1 | Capital Research Global Investors Adviser, Diversified active | $94,119,669,768 14 held | GOOGL, AMZN, UBER |
| 2 | Capital World Investors Adviser, Diversified active | $91,275,490,295 9 held | GOOGL, TSLA, AMZN |
| 3 | WELLINGTON MANAGEMENT GROUP LLP Holding company, Diversified active | $55,248,120,205 17 held | GOOGL, AMZN, JNJ |
| 4 | Fisher Asset Management, LLC Adviser, Diversified active | $41,874,398,974 13 held | GOOGL, AMZN, GS |
| 5 | Capital International Investors Adviser, Diversified active | $40,725,660,691 8 held | GOOGL, AMZN, JPM |
| 6 | Berkshire Hathaway Inc Insurer, Concentrated | $37,764,088,381 1 held | GOOGL |
| 7 | JENNISON ASSOCIATES LLC Registered adviser, Diversified active | $31,756,790,936 11 held | GOOGL, AMZN, AMD |
| 8 | SG Americas Securities, LLC Unknown, Diversified active | $31,715,055,911 19 held | GOOGL, AMZN, TSLA |
| 9 | HSBC HOLDINGS PLC Unknown, Index-like | $30,860,940,260 14 held | GOOGL, AMZN, TSLA |
| 10 | Mitsubishi UFJ Asset Management Co., Ltd. Unknown, Index-like | $28,753,968,136 15 held | GOOGL, AMZN, TSLA |
Fund Ownership of GDYN by Fund Type
Registered funds' Form N-PORT reports for the quarter ended Jun 30, 2026Index funds and index ETFs hold 15.11% of shares outstanding.
| Fund type | Of shares outstanding | Shares |
|---|---|---|
| Index funds | 3.05% | 2,478,298 |
| Index ETFs | 12.06% | 9,780,400 |
| Active ETFs | 1.28% | 1,035,184 |
| Active funds | 11.35% | 9,208,112 |
| Unclassified | 1.55% | 1,254,511 |
| All registered funds | 29.28% | 23,756,505 |
How fund types are measured
Each fund series counts once, with its latest Form N-PORT report dated inside the quarter; only long share positions count, restated to today's split basis. The fund type is the series' latest Form N-CEN answer on or before the quarter end (the index-fund box and the exchange-traded flag), never its name. Unclassified funds have no usable N-CEN; unit investment trusts are among them, so index ownership is a floor. Funds sit inside their advisers' 13F reports, so these shares overlap the 13F figures and are never added to them.
| Holder | Value (USD) | % of 13F | Shares | Type | Filed | Open |
|---|---|---|---|---|---|---|
| Mega BlackRock, Inc. Holding company | $37,923,032 | 10.55% | 6,676,591 | Shares | 2026-08-07 | |
| Large Alyeska Investment Group, L.P. Registered adviser | $34,455,976 | 9.59% | 6,066,193 | Shares | 2026-08-14 | |
| Mega T. Rowe Price Investment Management, Inc. Adviser | $21,088,033 | 5.87% | 3,712,682 | Shares | 2026-08-14 | |
| Large BAMCO INC /NY/ Registered adviser | $17,040,000 | 4.74% | 3,000,000 | Shares | 2026-08-14 | |
| Mega VANGUARD CAPITAL MANAGEMENT LLC Registered adviser | $15,922,494 | 4.43% | 2,803,256 | Shares | 2026-08-13 | |
| Mega MORGAN STANLEY Holding company | $13,755,507 | 3.83% | 2,421,745 | Shares | 2026-08-13 | |
| Mega VANGUARD PORTFOLIO MANAGEMENT LLC Registered adviser | $12,234,339 | 3.40% | 2,153,933 | Shares | 2026-08-13 | |
| Mega STATE STREET CORP Bank | $11,467,880 | 3.19% | 2,018,993 | Shares | 2026-09-22 | |
| Mega GEODE CAPITAL MANAGEMENT, LLC Registered adviser | $9,979,725 | 2.78% | 1,756,994 | Shares | 2026-08-12 | |
| Large FEDERATED HERMES, INC. Adviser | $9,913,695 | 2.76% | 1,745,369 | Shares | 2026-08-12 | |
| Large JACOBS LEVY EQUITY MANAGEMENT, INC Registered adviser | $7,498,446 | 2.09% | 1,320,149 | Shares | 2026-08-14 | |
| Mega JANE STREET GROUP, LLC | $7,134,709 | 1.99% | 1,256,111 | Shares | 2026-08-14 | |
| Mega GOLDMAN SACHS GROUP INC Holding company | $6,873,514 | 1.91% | 1,210,126 | Shares | 2026-08-14 | |
| Mega ROYAL BANK OF CANADA Bank | $6,375,622 | 1.77% | 1,122,469 | Shares | 2026-08-14 | |
| Mega DIMENSIONAL FUND ADVISORS LP Registered adviser | $6,290,706 | 1.75% | 1,107,519 | Shares | 2026-08-11 | |
| Mega MILLENNIUM MANAGEMENT LLC Registered adviser | $6,178,243 | 1.72% | 1,087,719 | Shares | 2026-08-14 | |
| Mega AMERIPRISE FINANCIAL INC Adviser | $5,882,446 | 1.64% | 1,035,642 | Shares | 2026-08-14 | |
| Large Focus Partners Wealth Registered adviser | $5,837,086 | 1.62% | 1,027,656 | Shares | 2026-08-12 | |
| Mega NORTHERN TRUST CORP Bank | $5,633,103 | 1.57% | 991,744 | Shares | 2026-08-13 | |
| Mid RIVERBRIDGE PARTNERS LLC Registered adviser | $5,603,036 | 1.56% | 986,450 | Shares | 2026-07-13 | |
| Mid CenterBook Partners LP Registered adviser | $4,687,948 | 1.30% | 825,343 | Shares | 2026-08-11 | |
| Mid CSM Advisors, LLC | $4,292,830 | 1.19% | 755,780 | Shares | 2026-08-14 | |
| Mega CHARLES SCHWAB INVESTMENT MANAGEMENT INC Registered adviser | $4,239,387 | 1.18% | 746,371 | Shares | 2026-08-14 | |
| Small S SQUARED TECHNOLOGY, LLC Registered adviser | $3,616,666 | 1.01% | 636,737 | Shares | 2026-08-14 | |
| Large Trexquant Investment LP Registered adviser | $3,487,980 | 0.97% | 614,081 | Shares | 2026-08-14 | |
| Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP | $3,380,037 | 0.94% | 595,077 | Shares | 2026-08-14 | |
| Mega D. E. Shaw & Co., Inc. | $3,145,498 | 0.88% | 553,785 | Shares | 2026-08-14 | |
| Mega AQR CAPITAL MANAGEMENT LLC Registered adviser | $3,062,562 | 0.85% | 539,184 | Shares | 2026-08-14 | |
| Mid KENNEDY CAPITAL MANAGEMENT LLC Registered adviser | $2,849,400 | 0.79% | 501,655 | Shares | 2026-08-14 | |
| Mega JPMORGAN CHASE & CO Bank | $2,779,364 | 0.77% | 489,325 | Shares | 2026-08-12 | |
| Large Squarepoint Ops LLC Registered adviser | $2,702,191 | 0.75% | 475,738 | Shares | 2026-08-14 | |
| Large MUTUAL OF AMERICA CAPITAL MANAGEMENT LLC Registered adviser | $2,566,951 | 0.71% | 451,928 | Shares | 2026-08-11 | |
| Large Point72 Asset Management, L.P. Registered adviser | $2,487,993 | 0.69% | 438,027 | Shares | 2026-08-14 | |
| Mega VANGUARD FIDUCIARY TRUST CO | $2,466,091 | 0.69% | 434,171 | Shares | 2026-08-13 | |
| Small Summit Creek Advisors LLC Registered adviser | $2,451,891 | 0.68% | 431,671 | Shares | 2026-08-07 | |
| Mega Russell Investments Group, Ltd. | $2,411,934 | 0.67% | 424,637 | Shares | 2026-08-06 | |
| Mega VICTORY CAPITAL MANAGEMENT INC Registered adviser | $2,343,846 | 0.65% | 412,649 | Shares | 2026-08-07 | |
| Small 1492 Capital Management LLC Registered adviser | $2,341,625 | 0.65% | 412,258 | Shares | 2026-08-11 | |
| Mid NICHOLAS COMPANY, INC. Registered adviser | $2,173,287 | 0.60% | 382,621 | Shares | 2026-08-05 | |
| Mid Linden Thomas Advisory Services, LLC Registered adviser | $2,019,990 | 0.56% | 256,344 | Shares | 2026-10-19 | |
| Mega ALLIANCEBERNSTEIN L.P. Registered adviser | $1,777,953 | 0.49% | 313,020 | Shares | 2026-08-14 | |
| Mega CITIGROUP INC Bank | $1,772,971 | 0.49% | 312,143 | Shares | 2026-08-03 | |
| Mega NORGES BANK Non-US | $1,494,408 | 0.42% | 263,100 | Shares | 2026-08-12 | |
| Small Mirador Capital Partners LP Registered adviser | $1,489,863 | 0.41% | 189,069 | Shares | 2026-10-09 | |
| Mega Nuveen, LLC | $1,482,427 | 0.41% | 260,991 | Shares | 2026-08-11 | |
| Small FORMULA GROWTH LTD Registered adviser | $1,430,769 | 0.40% | 251,896 | Shares | 2026-08-17 | |
| Large PEAK6 LLC Broker-dealer | $1,420,568 | 0.40% | 250,100 | Call | 2026-08-13 | |
| Mid Y-Intercept (Hong Kong) Ltd Exempt adviser | $1,417,667 | 0.39% | 179,907 | Shares | 2026-10-16 | |
| Mega UBS Group AG Bank | $1,414,836 | 0.39% | 249,091 | Shares | 2026-08-13 | |
| Mega Bank of New York Mellon Corp Bank | $1,396,799 | 0.39% | 245,916 | Shares | 2026-08-06 | |
| Mega BANK OF AMERICA CORP /DE/ Bank | $1,346,970 | 0.37% | 237,143 | Shares | 2026-08-14 | |
| Small Pacific Ridge Capital Partners, LLC Registered adviser | $1,293,222 | 0.36% | 227,680 | Shares | 2026-08-12 | |
| Small SummerHaven Investment Management, LLC | $1,227,664 | 0.34% | 155,795 | Shares | 2026-10-19 | |
| Mega TWO SIGMA INVESTMENTS, LP Registered adviser | $1,179,014 | 0.33% | 207,573 | Shares | 2026-08-14 | |
| Mega FMR LLC Holding company | $1,132,250 | 0.32% | 199,340 | Shares | 2026-08-13 | |
| Mid Catalyst Funds Management Pty Ltd | $1,090,565 | 0.30% | 192,001 | Shares | 2026-08-10 | |
| Large ROYCE & ASSOCIATES LP Registered adviser | $1,076,644 | 0.30% | 189,550 | Shares | 2026-08-14 | |
| Mega LPL Financial LLC Broker-dealer | $983,866 | 0.27% | 173,216 | Shares | 2026-08-07 | |
| Large Brevan Howard Capital Management LP Exempt adviser | $941,051 | 0.26% | 165,678 | Shares | 2026-08-14 | |
| Large IMC-Chicago, LLC | $898,059 | 0.25% | 158,109 | Shares | 2026-08-06 | |
| Mega Invesco Ltd. Adviser | $890,820 | 0.25% | 156,835 | Shares | 2026-08-14 | |
| Mega Creative Planning Registered adviser | $854,288 | 0.24% | 150,403 | Shares | 2026-08-13 | |
| Mega ARROWSTREET CAPITAL, LIMITED PARTNERSHIP Registered adviser | $845,984 | 0.24% | 148,941 | Shares | 2026-08-13 | |
| Mega SEI INVESTMENTS CO | $810,069 | 0.23% | 142,618 | Shares | 2026-08-14 | |
| Mega Swiss National Bank | $778,160 | 0.22% | 137,000 | Shares | 2026-08-11 | |
| Large Pacer Advisors, Inc. | $748,993 | 0.21% | 131,865 | Shares | 2026-08-13 | |
| Mega UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC Registered adviser | $747,479 | 0.21% | 131,599 | Shares | 2026-08-13 | |
| Mid RICE HALL JAMES & ASSOCIATES, LLC Registered adviser | $746,425 | 0.21% | 131,413 | Shares | 2026-08-07 | |
| Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP | $707,728 | 0.20% | 124,600 | Call | 2026-08-14 | |
| Small P.A.W. CAPITAL CORP | $681,600 | 0.19% | 120,000 | Shares | 2026-07-28 | |
| Large Janney Montgomery Scott LLC Adviser | $585,079 | 0.16% | 103,007 | Shares | 2026-08-05 | |
| Large ACADIAN ASSET MANAGEMENT LLC | $545,013 | 0.15% | 95,953 | Shares | 2026-08-13 | |
| Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP | $521,992 | 0.15% | 91,900 | Put | 2026-08-14 | |
| Mega FRANKLIN RESOURCES INC Adviser | $516,554 | 0.14% | 90,943 | Shares | 2026-08-13 | |
| Mega JANE STREET GROUP, LLC | $515,176 | 0.14% | 90,700 | Put | 2026-08-14 | |
| Mid GROUP ONE TRADING LLC Broker-dealer | $497,778 | 0.14% | 87,637 | Shares | 2026-08-14 | |
| Mega ENVESTNET ASSET MANAGEMENT INC Registered adviser | $496,159 | 0.14% | 87,352 | Shares | 2026-09-23 | |
| Mid KORNITZER CAPITAL MANAGEMENT INC /KS Registered adviser | $491,092 | 0.14% | 86,460 | Shares | 2026-07-31 | |
| Mega RHUMBLINE ADVISERS Registered adviser | $477,727 | 0.13% | 84,107 | Shares | 2026-08-12 | |
| Large Cambridge Investment Research Advisors, Inc. | $474,172 | 0.13% | 83,481 | Shares | 2026-07-30 | |
| Mega CITADEL ADVISORS LLC Registered adviser | $469,168 | 0.13% | 82,600 | Put | 2026-09-02 | |
| Mega VOYA INVESTMENT MANAGEMENT LLC Registered adviser | $399,235 | 0.11% | 70,288 | Shares | 2026-08-12 | |
| Mega CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM Benefit plan | $396,753 | 0.11% | 69,851 | Shares | 2026-08-24 | |
| Mid New Age Alpha Advisors, LLC Registered adviser | $388,347 | 0.11% | 68,371 | Shares | 2026-08-13 | |
| Small State of Wyoming | $388,165 | 0.11% | 68,339 | Shares | 2026-08-06 | |
| Mega DEUTSCHE BANK AG\ Non-US | $383,564 | 0.11% | 67,529 | Shares | 2026-08-07 | |
| Large Quantinno Capital Management LP Registered adviser | $348,984 | 0.10% | 61,441 | Shares | 2026-08-13 | |
| Small Themes Management Co LLC Registered adviser | $344,804 | 0.10% | 60,705 | Shares | 2026-07-21 | |
| Large RENAISSANCE TECHNOLOGIES LLC Registered adviser | $335,120 | 0.09% | 59,000 | Shares | 2026-08-13 | |
| Mid OPPENHEIMER ASSET MANAGEMENT INC. | $327,912 | 0.09% | 57,731 | Shares | 2026-08-03 | |
| Mega CITADEL ADVISORS LLC Registered adviser | $322,652 | 0.09% | 56,805 | Shares | 2026-09-02 | |
| Large Walleye Capital LLC Registered adviser | $318,426 | 0.09% | 56,061 | Shares | 2026-08-03 | |
| Mega WELLS FARGO & COMPANY/MN Bank | $316,972 | 0.09% | 55,805 | Shares | 2026-08-14 | |
| Mega BNP PARIBAS ARBITRAGE, SA Non-US | $309,940 | 0.09% | 54,567 | Shares | 2026-08-13 | |
| Mid Campbell & CO Investment Adviser LLC Registered adviser | $305,868 | 0.09% | 53,850 | Shares | 2026-08-03 | |
| Large Zurcher Kantonalbank (Zurich Cantonalbank) Non-US | $305,731 | 0.09% | 53,826 | Shares | 2026-08-12 | |
| Mega Legal & General Group Plc | $303,884 | 0.08% | 53,501 | Shares | 2026-08-14 | |
| Mega PRICE T ROWE ASSOCIATES INC /MD/ Registered adviser | $294,405 | 0.08% | 51,832 | Shares | 2026-08-14 | |
| Mid Tower Research Capital LLC (TRC) | $269,408 | 0.07% | 47,431 | Shares | 2026-08-11 | |
| Mega VANGUARD ASSET MANAGEMENT, Ltd | $236,838 | 0.07% | 41,697 | Shares | 2026-08-13 |
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