GRID DYNAMICS HOLDINGS, INC.

GDYNNASDAQ

$8.02-0.36 (-4.30%)as of Oct 2, 2026

Legend

Insider buy

Insider sell

Congress buy

Congress sell

Hedge Funds
bought vs soldGreener markers show more buyers; redder markers show more sellers.

Company share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size.

Insider buy
Insider sell
Congress buy
Congress sell
Hedge Funds bought vs sold

Share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size. Greener fund markers mean more buyers.

Insider Buy
Insider Sell
Congress Buy
Congress Sell
Hedge funds bought vs sold
BuybackNo changeNet dilution

GRID DYNAMICS HOLDINGS, INC. price and activity chart data

Showing the 1Y range: Oct 2, 2025 to Oct 2, 2026. Price (-3.7%). 0 insider or congressional trades plotted in this window as 0 markers; nearby trades of the same kind are grouped.

Transactions plotted on the price chart
Date	Category	Person	Role	Action	Amount	Change in holding

Largest institutional holders

13F · Q2 2026

Fund	% of company held	Value	% of portfolio	Quarterly activity
BlackRock, Inc.	8.24%	$37.9M	0.00%	Not reported
Alyeska Investment Group, L.P.	7.48%	$34.5M	0.09%	Not reported
T. Rowe Price Investment Management, Inc.	4.58%	$21.1M	0.01%	Add 44.64%
Bamco Inc	3.70%	$17M	0.03%	Reduce 0.01%
Vanguard Capital Management LLC	3.46%	$15.9M	0.00%	Not reported
Morgan Stanley	2.99%	$13.8M	0.00%	Not reported
Vanguard Portfolio Management LLC	2.66%	$12.2M	0.00%	Not reported
State Street Corp	2.49%	$11.5M	0.00%	Not reported
Geode Capital Management, LLC	2.17%	$9.98M	0.00%	Not reported
Federated Hermes, Inc.	2.15%	$9.91M	0.01%	Not reported
Jacobs Levy Equity Management, Inc	1.63%	$7.5M	0.03%	Not reported
Jane Street Group, LLC	1.55%	$7.13M	0.00%	Not reported
Goldman Sachs Group Inc	1.49%	$6.87M	0.00%	Not reported
Royal Bank of Canada	1.38%	$6.38M	0.00%	Not reported
Dimensional Fund Advisors LP	1.37%	$6.29M	0.00%	Not reported
Millennium Management LLC	1.34%	$6.18M	0.00%	Not reported
Ameriprise Financial Inc	1.28%	$5.88M	0.00%	Not reported
Focus Partners Wealth	1.27%	$5.84M	0.01%	Not reported
Northern Trust Corp	1.22%	$5.63M	0.00%	Not reported
Riverbridge Partners LLC	1.22%	$5.6M	0.16%	Reduce 30.89%
CenterBook Partners LP	1.02%	$4.69M	0.23%	Add 5.16%
CSM Advisors, LLC	0.93%	$4.29M	0.09%	New Not reported
Charles Schwab Investment Management Inc	0.92%	$4.24M	0.00%	Not reported
S Squared Technology, LLC	0.79%	$3.62M	1.12%	Not reported
Trexquant Investment LP	0.76%	$3.49M	0.02%	Not reported
Susquehanna International Group, LLP	0.73%	$3.38M	0.00%	Not reported
D. E. Shaw & Co., Inc.	0.68%	$3.15M	0.00%	Not reported
AQR Capital Management LLC	0.67%	$3.06M	0.00%	Not reported
Kennedy Capital Management LLC	0.62%	$2.85M	0.05%	New Not reported
JPMorgan Chase & Co	0.60%	$2.66M	0.00%	Not reported
Squarepoint Ops LLC	0.59%	$2.7M	0.00%	Not reported
Mutual of America Capital Management LLC	0.56%	$2.57M	0.03%	Not reported
Point72 Asset Management, L.P.	0.54%	$2.49M	0.00%	Not reported
Vanguard Fiduciary Trust Co	0.54%	$2.47M	0.00%	Not reported
Summit Creek Advisors LLC	0.53%	$2.45M	0.83%	Reduce 47.34%
Russell Investments Group, Ltd.	0.52%	$2.41M	0.00%	Not reported
Victory Capital Management Inc	0.51%	$2.34M	0.00%	Not reported
1492 Capital Management LLC	0.51%	$2.34M	0.69%	Reduce 6.68%
Nicholas Company, Inc.	0.47%	$2.17M	0.04%	Add 0.05%
Alliancebernstein L.P.	0.39%	$1.78M	0.00%	Not reported
Citigroup Inc	0.39%	$1.77M	0.00%	Not reported
Norges Bank	0.32%	$1.49M	0.00%	Not reported
Nuveen, LLC	0.32%	$1.48M	0.00%	Not reported
Linden Thomas Advisory Services, LLC	0.32%	$1.47M	0.12%	Add 144.68%
Formula Growth Ltd	0.31%	$1.43M	0.50%	Reduce 0.41%
UBS Group AG	0.31%	$1.41M	0.00%	Not reported
Bank of New York Mellon Corp	0.30%	$1.4M	0.00%	Not reported
Bank of America Corp	0.29%	$1.35M	0.00%	Not reported
Pacific Ridge Capital Partners, LLC	0.28%	$1.29M	0.23%	New Not reported
Two Sigma Investments, LP	0.26%	$1.18M	0.00%	Not reported

50 of 186 holders

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