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Security record · archived quarter

GDYN

Grid Dynamics Holdings, Inc. · Technology · Information Technology Services

7.78 -0.8% mkt cap $631.17M quote delayed (FMP) · as of Oct 13 22:08 UTC — separate from filing data below

Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024
74Tracked holders
-5Δ holders
48.83MShares held
$285.90MReported value
+7New positions
−12Exits
Falling Conviction score 36/100 How these are computed → Explain this at the Research Desk →

Momentum inputs (comparable managers): holder breadth -6.3% · share flow +3.7% · net new positions -6.8% — formula
Concentrated accumulation — rising shares among fewer holders

All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q1 2026

Ownership over time
QuarterHoldersΔSharesReported valueNewExits
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 — —
Holder count
Who holds it · Q1 2026
#ManagerSharesΔ sharesValueTheir weightHeld
1 BlackRock ✦ (passive) 11.78M -0.4% $67.16M 0.0% ▼ Trim 4 SEC ↗ ×13
2 Alyeska Investment Group, L.P. 5.25M +38.9% $29.95M 0.1% ▲ Add 2 SEC ↗
3 Alliancebernstein L.P. 2.27M -4.3% $20.53M 0.0% ▼ Trim 2 SEC ↗
4 Bamco Inc /Ny/ 3.00M 0.0% $17.10M 0.1% Held 2 SEC ↗
5 State Street Global Advisors ✦ (passive) 2.92M +5.6% $16.62M 0.0% ▲ Add 6 SEC ↗
6 Vanguard Capital Management Llc 2.82M — $16.09M 0.0% n/c 1 SEC ↗
7 Morgan Stanley ✦ 1.87M +8.9% $10.66M 0.0% ▲ Add 3 SEC ↗ ×8
8 Geode Capital Management ✦ (passive) 1.61M -0.9% $9.18M 0.0% ▼ Trim 8 SEC ↗ ×2
9 Federated Hermes, Inc. 1.44M New $8.22M 0.0% New 1 SEC ↗ ×2
10 Dimensional Fund Advisors Lp 1.40M -20.9% $7.98M 0.0% ▼ Trim 2 SEC ↗ ×5
11 Royal Bank Of Canada 1.31M -16.5% $7.48M 0.0% ▼ Trim 2 SEC ↗ ×4
12 D. E. Shaw & Co. ✦ 1.18M +263.3% $6.75M 0.0% ▲ Add 3 SEC ↗ ×2
13 Focus Partners Wealth 1.04M -0.2% $5.91M 0.0% ▼ Trim 2 SEC ↗
14 Ameriprise Financial Inc 903.45K +11.7% $5.15M 0.0% ▲ Add 2 SEC ↗ ×2
15 Goldman Sachs Group ✦ 768.29K +25.3% $4.38M 0.0% ▲ Add 3 SEC ↗ ×2
16 Northern Trust Corp 764.05K -7.6% $4.36M 0.0% ▼ Trim 2 SEC ↗ ×7
17 Charles Schwab Investment… 647.02K -5.4% $3.69M 0.0% ▼ Trim 2 SEC ↗
18 JPMorgan Chase ✦ 594.13K +210.1% $3.37M 0.0% ▲ Add 3 SEC ↗ ×4
19 Blair William & Co/Il 499.36K -24.0% $2.85M 0.0% ▼ Trim 2 SEC ↗
20 UBS Group AG 497.23K +157.9% $2.83M 0.0% ▲ Add 2 SEC ↗ ×3
21 AQR Capital Management ✦ 436.81K +2287.3% $2.49M 0.0% ▲ Add 2 SEC ↗ ×5
22 Russell Investments Group, Ltd. 420.75K +15.9% $2.40M 0.0% ▲ Add 2 SEC ↗ ×9
23 Bank of New York Mellon Corp 389.22K -3.0% $2.22M 0.0% ▼ Trim 2 SEC ↗ ×8
24 Bank Of America Corp /De/ 364.34K +76.4% $2.08M 0.0% ▲ Add 2 SEC ↗ ×4
25 Invesco Ltd. 352.17K +25.8% $2.01M 0.0% ▲ Add 2 SEC ↗ ×5
26 Principal Financial Group Inc 323.77K +2.4% $1.85M 0.0% ▲ Add 2 SEC ↗ ×2
27 Victory Capital Management Inc 306.86K +192.5% $1.75M 0.0% ▲ Add 2 SEC ↗
28 Citigroup Inc 287.13K +419.3% $1.64M 0.0% ▲ Add 2 SEC ↗ ×2
29 Sei Investments Co 281.45K -37.5% $1.60M 0.0% ▼ Trim 2 SEC ↗ ×2
30 Wellington Management ✦ 260.00K -89.0% $1.48M 0.0% ▼ Trim 8 SEC ↗ ×3
31 Bnp Paribas Financial Markets 250.22K +91.3% $1.43M 0.0% ▲ Add 2 SEC ↗
32 Quantinno Capital Management LP 206.29K +460.4% $1.18M 0.0% ▲ Add 2 SEC ↗
33 Rhumbline Advisers 189.05K +1.8% $1.08M 0.0% ▲ Add 2 SEC ↗
34 Pacer Advisors, Inc. 155.05K New $884,000 0.0% New 1 SEC ↗
35 Creative Planning 151.77K +52.5% $865,066 0.0% ▲ Add 2 SEC ↗
36 Legal & General Group Plc 149.80K -11.2% $853,836 0.0% ▼ Trim 2 SEC ↗ ×3
37 Tudor Investment Corp Et Al 141.13K New $804,430 0.0% New 1 SEC ↗
38 LPL Financial LLC 137.19K +11.3% $781,972 0.0% ▲ Add 2 SEC ↗
39 UBS AM, a distinct business unit of… 133.89K -9.7% $763,179 0.0% ▼ Trim 2 SEC ↗ ×7
40 Swiss National Bank 133.70K 0.0% $762,090 0.0% Held 2 SEC ↗
41 Nuveen, LLC 122.03K +0.5% $695,554 0.0% ▲ Add 2 SEC ↗ ×2
42 Susquehanna International Group, Llp 118.45K +482.4% $675,159 0.0% ▲ Add 2 SEC ↗
43 Envestnet Asset Management Inc 91.09K +0.3% $519,213 0.0% ▲ Add 2 SEC ↗
44 Voya Investment Management Llc 67.39K +436.9% $384,095 0.0% ▲ Add 2 SEC ↗
45 Prudential Financial Inc 67.27K +10.4% $383,439 0.0% ▲ Add 2 SEC ↗
46 Deutsche Bank Ag\ 63.99K +11.9% $364,748 0.0% ▲ Add 2 SEC ↗ ×2
47 California State Teachers… 63.64K -0.8% $362,754 0.0% ▼ Trim 2 SEC ↗
48 Barclays Plc 56.18K -63.2% $320,226 0.0% ▼ Trim 2 SEC ↗ ×3
49 T. Rowe Price ✦ 49.99K +27.9% $285,000 0.0% ▲ Add 8 SEC ↗
50 Franklin Resources Inc 48.63K +178.0% $277,214 0.0% ▲ Add 2 SEC ↗ ×3
51 Stifel Financial Corp 39.20K -8.7% $223,454 0.0% ▼ Trim 2 SEC ↗ ×2
52 Zurcher Kantonalbank (Zurich… 38.15K +40.9% $217,432 0.0% ▲ Add 2 SEC ↗
53 American Century Companies Inc 35.50K New $202,350 0.0% New 1 SEC ↗
54 Fifth Third Bancorp 33.94K +1209.4% $193,458 0.0% ▲ Add 2 SEC ↗
55 Renaissance Technologies ✦ 33.00K -78.7% $188,100 0.0% ▼ Trim 8 SEC ↗
56 MIRAE ASSET GLOBAL ETFS HOLDINGS… 31.75K +2.4% $180,998 0.0% ▲ Add 2 SEC ↗
57 Janus Henderson Group Plc 28.37K 0.0% $161,567 0.0% Held 2 SEC ↗
58 Wells Fargo & Company/Mn 25.60K -66.4% $145,943 0.0% ▼ Trim 2 SEC ↗ ×3
59 Mercer Global Advisors Inc /Adv 23.74K New $135,327 0.0% New 1 SEC ↗
60 Cwm, Llc 21.23K +1306.9% $121,011 0.0% ▲ Add 2 SEC ↗
61 Manufacturers Life Insurance… 18.81K -9.7% $107,228 0.0% ▼ Trim 2 SEC ↗
62 New York State Common Retirement… 16.27K 0.0% $92,768 0.0% Held 2 SEC ↗
63 State Board Of Administration Of… 15.98K 0.0% $91,075 0.0% Held 2 SEC ↗
64 Canada Pension Plan Investment Board 15.60K New $88,920 0.0% New 1 SEC ↗
65 Simplex Trading, Llc 13.48K -57.1% $76,847 0.0% ▼ Trim 2 SEC ↗
66 Fidelity (FMR) ✦ 11.29K -75.6% $64,377 0.0% ▼ Trim 4 SEC ↗ ×2
67 Pictet Asset Management Holding SA 11.05K 0.0% $63,014 0.0% Held 2 SEC ↗
68 ProShare Advisors LLC 10.38K -20.0% $59,150 0.0% ▼ Trim 2 SEC ↗
69 Pnc Financial Services Group, Inc. 8.31K +60.1% $47,395 0.0% ▲ Add 2 SEC ↗ ×4
70 Us Bancorp \De\ 1.29K -78.4% $7,330 0.0% ▼ Trim 2 SEC ↗
71 Jones Financial Companies Lllp 597 +19.2% $3,295 0.0% ▲ Add 2 SEC ↗
72 Osaic Holdings, Inc. 168 +75.0% $958 0.0% ▲ Add 2 SEC ↗
73 Rockefeller Capital Management L.P. 165 New $940 0.0% New 1 SEC ↗ ×2
74 Group One Trading Llc 19 -99.8% $108 0.0% ▼ Trim 2 SEC ↗

“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.

New buyers

Exited

Jane Street Group, Llc $5.27M was 0.0%
Qube Research & Technologies… $4.41M was 0.0%
Squarepoint Ops LLC $1.50M was 0.0%
Hrt Financial Lp $1.02M was 0.0%
Hsbc Holdings Plc $955,956 was 0.0%
Universal- Beteiligungs- und… $853,380 was 0.0%
Balyasny Asset Management L.P. $661,727 was 0.0%
Corient Private Wealth LP $388,636 was 0.0%
Citadel Advisors $359,773 was 0.0%
Millennium Management $359,006 was 0.0%
Bank Of Montreal /Can/ $98,897 was 0.0%
BNP Paribas Asset Management… $8,000 was 0.0%

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.

Frequently co-owned

What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.

Insider transactions

Open-market purchases (P)

No open-market insider purchases in our coverage window.

Open-market sales (S)

Oct 08 Gryzlov Yury

Officer · 4.85K sh · $38,792

Oct 02 Gryzlov Yury

Officer · 1.25K sh · $10,533

Sep 03 Gryzlov Yury

Officer · 3.92K sh · $31,344

Aug 18 Gryzlov Yury

Officer · 467 sh · $3,517

Aug 13 Gryzlov Yury

Officer · 3.93K sh · $31,440

Awards, exercises and tax withholding are never counted as buys or sales here. Methodology

Beneficial ownership
Aug 14 SC 13G/A — Alyeska Investment Group, L.P.

View original SEC filing ↗

Jul 08 SC 13G/A — BlackRock, Inc.

View original SEC filing ↗

Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR. Reporting period: Q1 2026 · Methodology · Get this via the API