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GRID DYNAMICS HOLDINGS, INC.

GDYN Net selling
CIK 0001743725 #2899 in the set updated 17 Sep 2026
Bought (120 mo)
$7.18M
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$133.04M
$17.90M on a plan · $3.78M straight out of an exercise
Sold at will
$111.36M
86 of 191 sales
Net
−$125.87M
−$104.18M against sales at will

By person

18 insiders · 211 transactions
33.6×

Leonard Livschitz holds 33.6 times base salary in stock. $26.93M of shares against $800.00K in salary for 2024.

Salary from the company's own proxy. The shares are what Leonard Livschitz last reported holding, valued at $8.00, the price Common Stock was last bought or sold at on the open market here, on 3 Sep 2026.

Insider
Role
Bought
Sold
Net
Holding
Worth
Change
Beijing Teamsun Technology Co. Ltd. entity
10% owner
—
$83.84M (2)
−$83.84M
28,691,753
$229.53M
−16.3%
Livschitz Leonard
CHIEF EXECUTIVE OFFICER
—
$21.36M (65) scheduled
−$21.36M
3,366,362
$26.93M
—
BENHAMOU ERIC
Director
$255.68K (1)
$15.23M (13)
−$14.97M
1,827,943
$14.62M
−24.7%
Chaserg Technology Sponsor LLC entity
10% owner
$5.00M (1)
—
+$5.00M
4,183,703
$33.47M
−48.3%
Wang Yueou
Director
—
$3.78M (5) scheduled
−$3.78M
47,125
$377.00K
—
Klimoff Stan
Chief Strategy Officer
—
$2.78M (41)
−$2.78M
393,877
$3.15M
+99.0%
CARNEY LLOYD
Director
$158.98K (3)
$2.29M (5)
−$2.13M
792,837
$6.34M
−10.5%
Livshitz Victoria
EVP of Customer Success
$1.48M (2)
—
+$1.48M
480,405
$3.84M
+235.5%
Doradla Anil
CHIEF FINANCIAL OFFICER
$41.17K (2)
$1.37M (25) scheduled
−$1.33M
397,358
$3.18M
—
Gryzlov Yury
CHIEF OPERATING OFFICER
—
$848.44K (18) scheduled
−$848.44K
503,070
$4.02M
—
Zhang Shuo
Director
$79.14K (1)
$658.56K (4)
−$579.42K
244,427
$1.96M
+16.7%
Explorer Parent LLC entity
10% owner
—
$471.24K (2)
−$471.24K
0
$0.00
−100.0%
Kozyrkov Vadim
SVP of Engineering
—
$109.65K (6)
−$109.65K
193,757
$1.55M
—
Levinson Marina
Director
—
$90.20K (1)
−$90.20K
50,881
$407.05K
—
Martynov Max
Chief Technology Officer
—
$87.70K (3)
−$87.70K
205,511
$1.64M
—
Nicolet Patrick
Director
$164.25K (1)
$130.02K (1)
+$34.23K
32,831
$262.65K
—
Southworth Michael Christopher
Director
—
—
—
55,331
$442.65K
—
Wang Weihang
Director
—
—
—
47,125
$377.00K
—

No percentages here. These insiders hold more than one class of share between them, and the share count on file covers one of them rather than all. Dividing the two would compare different things.

Individual transactions

86
Insider
Date
Role
Action
Shares
Price
Amount
Zhang Shuo
15 Dec 2025
Director
Sell
3,000
$9.75
$29.25K
Gryzlov Yury
5 Dec 2025
CHIEF OPERATING OFFICER
Sell
25,000
$9.66
$241.50K
Livschitz Leonard
21 Aug 2025
CHIEF EXECUTIVE OFFICER
Sell indirect
132
$8.01
$1.06K
Livschitz Leonard
21 May 2025
CHIEF EXECUTIVE OFFICER
Sell indirect
155
$13.21
$2.05K
Livschitz Leonard
24 Feb 2025
CHIEF EXECUTIVE OFFICER
Sell indirect
155
$21.41
$3.32K
Beijing Teamsun Technology Co. Ltd.
12 Sep 2024
10% owner
Sell indirect
913,387
$12.80
$11.69M
Zhang Shuo
3 Jun 2024
Director
Sell
4,000
$9.34
$37.36K
Nicolet Patrick
29 Nov 2023
Director
Sell indirect
10,000
$13.00
$130.02K
CARNEY LLOYD
14 Nov 2023
Director
Sell
18,400
$11.61
$213.70K
Livschitz Leonard
7 Mar 2023
Chief Executive Officer
Sell
74,296
$11.82
$877.96K
CARNEY LLOYD
23 Nov 2022
Director
Sell indirect
23,000
$12.50
$287.50K
CARNEY LLOYD
23 Nov 2022
Director
Sell
60,000
$12.55
$753.00K
CARNEY LLOYD
22 Nov 2022
Director
Sell indirect
23,000
$12.48
$286.98K
CARNEY LLOYD
22 Nov 2022
Director
Sell
60,000
$12.48
$748.80K
Klimoff Stan
7 Oct 2022
Chief Strategy Officer
Sell indirect
364
$18.52
$6.74K
Klimoff Stan
7 Oct 2022
Chief Strategy Officer
Sell indirect
3,104
$17.79
$55.21K
Klimoff Stan
7 Oct 2022
Chief Strategy Officer
Sell indirect
8,532
$16.54
$141.13K
Klimoff Stan
7 Oct 2022
Chief Strategy Officer
Sell
333
$18.49
$6.16K
Klimoff Stan
7 Oct 2022
Chief Strategy Officer
Sell
3,111
$17.79
$55.35K
Klimoff Stan
7 Oct 2022
Chief Strategy Officer
Sell
8,556
$16.54
$141.55K
Klimoff Stan
7 Sep 2022
Chief Strategy Officer
Sell indirect
12,000
$19.80
$237.64K
Klimoff Stan
7 Sep 2022
Chief Strategy Officer
Sell
12,000
$19.80
$237.66K
Livschitz Leonard
8 Aug 2022
Chief Executive Officer
Sell
22,850
$20.59
$470.50K
Livschitz Leonard
8 Aug 2022
Chief Executive Officer
Sell
133,342
$19.49
$2.60M
Livschitz Leonard
6 Jun 2022
Chief Executive Officer
Sell
78,897
$18.77
$1.48M
Klimoff Stan
7 Feb 2022
Chief Strategy Officer
Sell indirect
3,000
$25.31
$75.93K
Klimoff Stan
7 Feb 2022
Chief Strategy Officer
Sell
4,000
$25.34
$101.38K
Klimoff Stan
5 Jan 2022
Chief Strategy Officer
Sell indirect
402
$37.46
$15.06K
Klimoff Stan
5 Jan 2022
Chief Strategy Officer
Sell indirect
2,598
$36.44
$94.67K
Klimoff Stan
5 Jan 2022
Chief Strategy Officer
Sell
770
$37.26
$28.69K
Klimoff Stan
5 Jan 2022
Chief Strategy Officer
Sell
3,230
$36.41
$117.62K
Klimoff Stan
6 Dec 2021
Chief Strategy Officer
Sell indirect
1,122
$37.82
$42.43K
Klimoff Stan
6 Dec 2021
Chief Strategy Officer
Sell indirect
1,878
$36.81
$69.14K
Klimoff Stan
6 Dec 2021
Chief Strategy Officer
Sell
1,496
$37.84
$56.61K
Klimoff Stan
6 Dec 2021
Chief Strategy Officer
Sell
2,504
$36.89
$92.36K
Zhang Shuo
29 Nov 2021
Director
Sell
7,000
$39.38
$275.66K
Levinson Marina
8 Nov 2021
Director
Sell
2,400
$37.58
$90.20K
Klimoff Stan
5 Nov 2021
Chief Strategy Officer
Sell indirect
50
$38.08
$1.90K
Klimoff Stan
5 Nov 2021
Chief Strategy Officer
Sell indirect
450
$37.28
$16.78K
Klimoff Stan
5 Nov 2021
Chief Strategy Officer
Sell indirect
1,592
$35.41
$56.37K
Klimoff Stan
5 Nov 2021
Chief Strategy Officer
Sell indirect
908
$34.66
$31.47K
Klimoff Stan
5 Nov 2021
Chief Strategy Officer
Sell
50
$39.86
$1.99K
Klimoff Stan
5 Nov 2021
Chief Strategy Officer
Sell
250
$37.68
$9.42K
Klimoff Stan
5 Nov 2021
Chief Strategy Officer
Sell
400
$36.75
$14.70K
Klimoff Stan
5 Nov 2021
Chief Strategy Officer
Sell
1,799
$35.45
$63.78K
Klimoff Stan
5 Nov 2021
Chief Strategy Officer
Sell
1,501
$34.74
$52.14K
Klimoff Stan
5 Oct 2021
Chief Strategy Officer
Sell indirect
3,000
$28.16
$84.49K
Klimoff Stan
5 Oct 2021
Chief Strategy Officer
Sell
4,000
$28.19
$112.76K
BENHAMOU ERIC
15 Sep 2021
Director
Sell indirect
17,365
$28.69
$498.17K
Kozyrkov Vadim
14 Sep 2021
SVP of Engineering
Sell
383
$28.50
$10.92K
BENHAMOU ERIC
14 Sep 2021
Director
Sell indirect
87,847
$29.18
$2.56M
BENHAMOU ERIC
10 Sep 2021
Director
Sell indirect
47,460
$30.08
$1.43M
BENHAMOU ERIC
9 Sep 2021
Director
Sell indirect
147,328
$30.17
$4.45M
Zhang Shuo
8 Sep 2021
Director
Sell
10,000
$31.63
$316.29K
Klimoff Stan
7 Sep 2021
Chief Strategy Officer
Sell indirect
3,000
$30.43
$91.29K
Klimoff Stan
7 Sep 2021
Chief Strategy Officer
Sell
4,000
$30.48
$121.93K
Klimoff Stan
5 Aug 2021
Chief Strategy Officer
Sell indirect
3,000
$20.83
$62.49K
Klimoff Stan
5 Aug 2021
Chief Strategy Officer
Sell
4,000
$20.88
$83.51K
Kozyrkov Vadim
5 Aug 2021
SVP of Engineering
Sell
207
$20.73
$4.29K
Klimoff Stan
6 Jul 2021
VP of Corporate Development
Sell indirect
140
$20.50
$2.87K
Klimoff Stan
6 Jul 2021
VP of Corporate Development
Sell indirect
2,860
$19.58
$56.00K
Klimoff Stan
6 Jul 2021
VP of Corporate Development
Sell
187
$20.50
$3.83K
Klimoff Stan
6 Jul 2021
VP of Corporate Development
Sell
3,813
$19.58
$74.64K
Beijing Teamsun Technology Co. Ltd.
6 Jul 2021
10% owner
Sell
4,800,000
$15.03
$72.14M
Kozyrkov Vadim
15 Jun 2021
SVP of Engineering
Sell
383
$17.30
$6.63K
Klimoff Stan
7 Jun 2021
VP of Corporate Development
Sell indirect
3,000
$15.75
$47.24K
Klimoff Stan
7 Jun 2021
VP of Corporate Development
Sell
4,000
$15.75
$63.00K
BENHAMOU ERIC
3 Jun 2021
Director
Sell indirect
59,897
$15.30
$916.52K
BENHAMOU ERIC
2 Jun 2021
Director
Sell indirect
20,050
$15.23
$305.41K
BENHAMOU ERIC
1 Jun 2021
Director
Sell indirect
46,814
$15.31
$716.94K
BENHAMOU ERIC
28 May 2021
Director
Sell indirect
818
$15.52
$12.70K
BENHAMOU ERIC
27 May 2021
Director
Sell indirect
100,000
$15.99
$1.60M
BENHAMOU ERIC
26 May 2021
Director
Sell indirect
30,789
$15.53
$478.01K
BENHAMOU ERIC
25 May 2021
Director
Sell indirect
16,632
$15.65
$260.26K
BENHAMOU ERIC
24 May 2021
Director
Sell indirect
100,000
$16.05
$1.61M
BENHAMOU ERIC
21 May 2021
Director
Sell indirect
25,000
$15.91
$397.82K
Kozyrkov Vadim
5 May 2021
SVP of Engineering
Sell
829
$14.37
$11.91K
Martynov Max
5 May 2021
Chief Technology Officer
Sell
829
$14.34
$11.89K
Kozyrkov Vadim
16 Mar 2021
SVP of Engineering
Sell
1,533
$15.45
$23.68K
Martynov Max
16 Mar 2021
Chief Technology Officer
Sell
1,533
$15.45
$23.68K
Klimoff Stan
15 Mar 2021
VP of Corporate Development
Sell indirect
9,147
$15.50
$141.78K
Klimoff Stan
12 Mar 2021
VP of Corporate Development
Sell indirect
853
$15.50
$13.22K
Kozyrkov Vadim
17 Feb 2021
SVP of Engineering
Sell
3,853
$13.55
$52.22K
Martynov Max
17 Feb 2021
Chief Technology Officer
Sell
3,847
$13.55
$52.13K
Explorer Parent LLC
10 Jun 2020
10% owner
Sell indirect
46,546
$8.88
$413.14K
Explorer Parent LLC
9 Jun 2020
10% owner
Sell indirect
6,454
$9.00
$58.10K
Show all 211 transactions →

What was left out

Form 4 filings counted 408
Amendments (4/A) skipped 3
Filings about a different issuer 0
Unreadable filings 0
Joint filings 6
Sales on a Rule 10b5-1 plan 100
Sales straight out of an exercise 5
Sales at will 86
Transactions with no price 0
Shares from compensation/vesting 25,190,807
Sales filed before the plan box existed 77
History held since 12 Oct 2018