Holder evidence
50
SEC ownership of GRID DYNAMICS HOLDINGS, INC.
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001743725.
Lead holder
BlackRock, Inc.
13D/G signal
BlackRock, Inc.
Latest evidence
31 Mar 2026
- CIK
- 0001743725
- Symbol
- GDYN on Nasdaq
- Location
- San Ramon, CA
- SEC evidence mix
- 13D/G and 13F
- Lead holder
- BlackRock, Inc.
- Latest large-stake holder
- BlackRock, Inc.
- Latest evidence date
- 31 Mar 2026
Issuer identity
Ownership snapshot
Ownership snapshot
Top shareholders of GRID DYNAMICS HOLDINGS, INC. (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Lead holder
BlackRock, Inc.
13D/G signal
BlackRock, Inc.
Evidence rows
50
Latest as of
31 Mar 2026
13D/G
13F
Lead comparable stake: 12%
13D/G row: BlackRock, Inc.
Showing 1-8 of 50 holder rows.
Rank 1 holder
BlackRock, Inc.
13D/G
13F
- Ownership
- 12%
- Position
- $138.4M
Rank 2 holder
VANGUARD GROUP INC
13D/G
- Ownership
- 6.7%
- Position
- $77.55M
Rank 3 holder
Alyeska Investment Group, L.P.
13D/G
13F
- Ownership
- 4.5%
- Position
- $33.4M
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| BlackRock, Inc. |
13D/G
13F
Company
|
12%
|
$138,403,697
9,878,922 shares
|
$0 | 31 Dec 2024 |
| VANGUARD GROUP INC |
13D/G
The Vanguard Group
|
6.7%
|
$77,552,719
5,535,526 shares
|
$0 | 31 Dec 2024 |
| Alyeska Investment Group, L.P. |
13D/G
13F
Company
|
4.5%
|
$33,399,528
3,782,506 shares
|
-$4,488,112 | 31 Dec 2025 |
| BAMCO INC /NY/ |
13F
Company
|
3.6%
|
$17,101,835
3,000,322 shares
|
— | 31 Mar 2026 |
| STATE STREET CORP |
13F
Company
|
3.5%
|
$16,623,212
2,916,353 shares
|
— | 31 Mar 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC |
13F
Company
|
3.4%
|
$16,086,135
2,822,129 shares
|
— | 31 Mar 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC |
13F
Company
|
3.3%
|
$15,845,732
2,779,953 shares
|
— | 31 Mar 2026 |
| T. Rowe Price Investment Management, Inc. |
13F
Company
|
3.1%
|
$14,632,000
2,566,911 shares
|
— | 31 Mar 2026 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Forms 3/4/5 flow
Insider trading overview
Net insider flow leans to selling over the last 12 months. Net value: -$1,985,396.
Buys
$0
Insiders: 0
Sells
$1,985,396
Insiders: 4
Net
-$1,985,396
Shares: -196,952
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 0
Shares: 196,952
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 0 | 22,978 | $0 | $142,184 | -$142,184 |
| 3-6 | 0 | 84,368 | $0 | $801,730 | -$801,730 |
| 6-9 | 0 | 10,737 | $0 | $96,633 | -$96,633 |
| 9-12 | 0 | 78,869 | $0 | $944,849 | -$944,849 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-15 of 15 reporting-owner rows connected to GRID DYNAMICS HOLDINGS, INC.. Open a relationship link for the CIK-to-CIK filing trail.
Rows
15
Lead holder
Beijing Teamsun Technology Co. Ltd.
Net 12M change
-$1,985,395
Latest report
22 May 2026
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Beijing Teamsun Technology Co. Ltd. | 10%+ Owner | $177,781,542 | Filing P/S | 12 Sep 2024 | ||
| Leonard Livschitz | CHIEF EXECUTIVE OFFICER, Director | $23,865,990 | -$1,395,657 | -5.5% | Mixed | 22 May 2026 |
| Lloyd Carney | Director | $15,227,225 | Mixed | 23 Dec 2025 | ||
| Victoria Livshitz | EVP of Customer Success | $6,045,561 | Mixed | 13 Jun 2021 | ||
| Eric Benhamou | Director | $5,755,928 | Mixed | 23 Dec 2025 | ||
| Stan Klimoff | Chief Strategy Officer | $3,830,887 | Mixed | 03 May 2023 | ||
| Yury Gryzlov | Chief Operating Officer | $3,350,020 | -$447,688 | -12% | Filing P/S | 15 May 2026 |
| Anil Doradla | Chief Financial Officer | $2,796,493 | -$112,800 | -3.9% | Mixed | 28 Apr 2026 |
| Vadim Kozyrkov | SVP of Engineering | $2,438,296 | Mixed | 13 Sep 2021 | ||
| Shuo Zhang | Director | $902,021 | -$29,250 | -3.1% | Mixed | 23 Dec 2025 |
| Michael Christopher Southworth | Director | $741,450 | Mixed | 23 Dec 2025 | ||
| Weihang Wang | Director | $707,063 | Mixed | 23 Dec 2025 | ||
| Yueou Wang | Director | $707,063 | Mixed | 23 Dec 2025 | ||
| Marina Levinson | Director | $683,866 | Mixed | 23 Dec 2025 | ||
| Patrick Nicolet | Director | $415,179 | Mixed | 23 Dec 2025 |
Recent insider transactions for GRID DYNAMICS HOLDINGS, INC.
Showing up to 300 most recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | Reported value | Reported price | Shares | Shares owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Leonard Livschitz | GDYN | Common Stock | Tax liability | -1.42% | -162 | 11,260 | 22 May 2026 | See footnote | ||
| Leonard Livschitz | GDYN | Common Stock | Tax liability | -2.02% | -236 | 11,422 | 15 May 2026 | See footnote | ||
| Yury Gryzlov | GDYN | Common Stock | Sale | -0.09% | $3,012 | $6.45 | -467 | 519,383 | 15 May 2026 | Direct |
| Yury Gryzlov | GDYN | Common Stock | Tax liability | -0.12% | -632 | 519,850 | 14 May 2026 | Direct | ||
| Anil Doradla | GDYN | Common Stock | Tax liability | -0.18% | -702 | 400,143 | 28 Apr 2026 | Direct | ||
| Yury Gryzlov | GDYN | Common Stock | Sale | -0.24% | $6,897 | $5.54 | -1,245 | 520,482 | 02 Apr 2026 | Direct |
| Leonard Livschitz | GDYN | Common Stock | Tax liability | -1.05% | -35,968 | 3,391,496 | 01 Apr 2026 | Direct | ||
| Anil Doradla | GDYN | Common Stock | Tax liability | -0.52% | -2,108 | 400,845 | 01 Apr 2026 | Direct | ||
| Yury Gryzlov | GDYN | Common Stock | Tax liability | -0.32% | -1,686 | 521,727 | 01 Apr 2026 | Direct | ||
| Yury Gryzlov | GDYN | Common Stock | Sale | -3.9% | $132,275 | $6.22 | -21,266 | 523,413 | 10 Mar 2026 | Direct |
| Leonard Livschitz | GDYN | Common Stock | Tax liability | -1.5% | -178 | 11,658 | 21 Feb 2026 | See footnote | ||
| Yury Gryzlov | GDYN | Common Stock | Tax liability | -0.48% | -2,629 | 544,679 | 14 Feb 2026 | Direct | ||
| Leonard Livschitz | GDYN | Common Stock | Tax liability | -7.96% | -1,024 | 11,836 | 14 Feb 2026 | See footnote | ||
| Yury Gryzlov | GDYN | Common Stock | Tax liability | -4.53% | -25,964 | 547,308 | 10 Feb 2026 | Direct | ||
| Anil Doradla | GDYN | Common Stock | Tax liability | -5.2% | -22,125 | 402,953 | 10 Feb 2026 | Direct | ||
| Leonard Livschitz | GDYN | Common Stock | Tax liability | -9.39% | -355,119 | 3,427,464 | 10 Feb 2026 | Direct | ||
| Yury Gryzlov | GDYN | Common Stock | Award | 20.8% | 98,736 | 573,272 | 07 Feb 2026 | Direct | ||
| Anil Doradla | GDYN | Common Stock | Award | 13.1% | 49,368 | 425,078 | 07 Feb 2026 | Direct | ||
| Leonard Livschitz | GDYN | Common Stock | Award | 21.1% | 658,240 | 3,782,583 | 07 Feb 2026 | Direct | ||
| Anil Doradla | GDYN | Common Stock | Tax liability | -0.2% | -765 | 375,710 | 28 Jan 2026 | Direct | ||
| Leonard Livschitz | GDYN | Common Stock | Sale | -0.32% | $90,000 | $9.00 | -10,000 | 3,124,343 | 20 Jan 2026 | Direct |
| Anil Doradla | GDYN | Common Stock | Sale | -0.53% | $20,000 | $10.00 | -2,000 | 376,475 | 07 Jan 2026 | Direct |
| Leonard Livschitz | GDYN | Common Stock | Sale | -0.32% | $97,000 | $9.70 | -10,000 | 3,134,343 | 06 Jan 2026 | Direct |
| Yury Gryzlov | GDYN | Common Stock | Tax liability | -0.37% | -1,753 | 474,536 | 01 Jan 2026 | Direct | ||
| Yury Gryzlov | GDYN | Common Stock | Award | 8.18% | 36,000 | 476,289 | 01 Jan 2026 | Direct | ||
| Leonard Livschitz | GDYN | Common Stock | Tax liability | -1.16% | -37,035 | 3,144,343 | 01 Jan 2026 | Direct | ||
| Leonard Livschitz | GDYN | Common Stock | Award | 12.8% | 360,000 | 3,181,378 | 01 Jan 2026 | Direct | ||
| Anil Doradla | GDYN | Common Stock | Tax liability | -0.62% | -2,377 | 378,475 | 01 Jan 2026 | Direct | ||
| Anil Doradla | GDYN | Common Stock | Award | 10.4% | 36,000 | 380,852 | 01 Jan 2026 | Direct | ||
| Lloyd Carney | GDYN | Common Stock | Award | 0.33% | 2,309 | 692,286 | 23 Dec 2025 | Direct | ||
| Leonard Livschitz | GDYN | Common Stock | Sale | -0.35% | $93,300 | $9.33 | -10,000 | 2,821,378 | 23 Dec 2025 | Direct |
| Shuo Zhang | GDYN | Common Stock | Award | 18.8% | 17,391 | 109,906 | 23 Dec 2025 | Direct | ||
| Patrick Nicolet | GDYN | Common Stock | Award | 61.5% | 12,499 | 32,831 | 23 Dec 2025 | Direct | ||
| Yueou Wang | GDYN | Common Stock | Award | 36.1% | 12,499 | 47,125 | 23 Dec 2025 | Direct | ||
| Michael Christopher Southworth | GDYN | Common Stock | Award | 52.4% | 19,021 | 55,331 | 23 Dec 2025 | Direct | ||
| Weihang Wang | GDYN | Common Stock | Award | 36.1% | 12,499 | 47,125 | 23 Dec 2025 | Direct | ||
| Marina Levinson | GDYN | Common Stock | Award | 51.9% | 17,391 | 50,881 | 23 Dec 2025 | Direct | ||
| Eric Benhamou | GDYN | Common Stock | Award | 33.8% | 27,716 | 109,593 | 23 Dec 2025 | Direct | ||
| Shuo Zhang | GDYN | Common Stock | Sale | -3.14% | $29,250 | $9.75 | -3,000 | 92,515 | 15 Dec 2025 | Direct |
| Leonard Livschitz | GDYN | Common Stock | Sale | -0.35% | $97,000 | $9.70 | -10,000 | 2,831,378 | 09 Dec 2025 | Direct |
| Anil Doradla | GDYN | Common Stock | Sale | -1.25% | $43,680 | $10.00 | -4,368 | 344,852 | 09 Dec 2025 | Direct |
| Yury Gryzlov | GDYN | Common Stock | Sale | -5.37% | $241,500 | $9.66 | -25,000 | 440,289 | 05 Dec 2025 | Direct |
| Leonard Livschitz | GDYN | Common Stock | Sale | -0.35% | $90,000 | $9.00 | -10,000 | 2,841,378 | 03 Dec 2025 | Direct |
| Leonard Livschitz | GDYN | Common Stock | Tax liability | -1.09% | -142 | 12,860 | 24 Nov 2025 | See footnote | ||
| Yury Gryzlov | GDYN | Common Stock | Sale | -0.16% | $6,633 | $9.00 | -737 | 465,289 | 31 Oct 2025 | Direct |
| Leonard Livschitz | GDYN | Common Stock | Sale | -0.35% | $90,000 | $9.00 | -10,000 | 2,851,378 | 31 Oct 2025 | Direct |
| Anil Doradla | GDYN | Common Stock | Tax liability | -0.84% | -2,953 | 349,220 | 28 Oct 2025 | Direct | ||
| Leonard Livschitz | GDYN | Common Stock | Tax liability | -1.24% | -35,901 | 2,861,378 | 01 Oct 2025 | Direct | ||
| Anil Doradla | GDYN | Common Stock | Tax liability | -0.63% | -2,215 | 352,173 | 01 Oct 2025 | Direct | ||
| Yury Gryzlov | GDYN | Common Stock | Tax liability | -0.37% | -1,753 | 466,026 | 01 Oct 2025 | Direct |
* indicates a reported price that failed the local validity check.