ChaSerg Technology Acquisition Corp

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ChaSerg Technology Acquisition Corp
CIK #0001743725
EDGAR Form CIK 2011 - 2026
10-K [0001743725]
10-Q [0001743725]
3 [0001743725]
4 [0001743725]
8-K [0001743725]
D [0001743725]
SC 13D [0001743725]
SC 13G [0001743725]
Form 13D/13G Filer Form 13D/13G Subject Filed
Alyeska Investment Group LP Grid Dynamics Holdings Inc [2026-05-15]
Alyeska Investment Group LP Grid Dynamics Holdings Inc [2025-11-14]
BlackRock Inc Grid Dynamics Holdings Inc [2025-01-08]
Vanguard Group Inc Grid Dynamics Holdings Inc [2024-02-13]
Wasatch Advisors Inc Grid Dynamics Holdings Inc [2023-02-10]
Federated Hermes Inc Grid Dynamics Holdings Inc [2021-02-12]
BAMCO Inc /NY/ Grid Dynamics Holdings Inc [2021-02-12]
William Blair Investment Management LLC Grid Dynamics Holdings Inc [2021-02-11]
BlackRock Inc Grid Dynamics Holdings Inc [2021-02-02]
GDD International Holding Co Grid Dynamics Holdings Inc [2020-03-17]
View All
Form 3/4/5 Subject 2011 - 2026
Gryzlov Yury
Grid Dynamics Holdings Inc
Livschitz Leonard
Doradla Anil
Zhang Shuo
Nicolet Patrick
Wang Yueou
Southworth Michael Christopher
Carney Lloyd
Wang Weihang
Levinson Marina
Benhamou Eric
Beijing Teamsun Technology Co Ltd
GDB International Investment Ltd
GDD International Holding Co
Teamsun Technology HK Ltd
Automated Systems Holdings Ltd
Klimoff Stan
Kozyrkov Vadim
Livshitz Victoria
Martynov Max
Founder Holdings LLC
Chaserg Technology Sponsor LLC
Explorer Parent LLC
Callander Clark
Federman Irwin
Zerella William
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
Grid Dynamics Holdings Inc GDYN
Common Stock
2026-03-10 Sell 21,266 $6.22 132,275
Grid Dynamics Holdings Inc GDYN
Common Stock
2026-02-21 Tax withheld 178 $6.81 1,212
Grid Dynamics Holdings Inc GDYN
Common Stock
2026-02-14 Tax withheld 1,024 $6.58 6,738
Grid Dynamics Holdings Inc GDYN
Common Stock
2026-02-14 Tax withheld 2,629 $6.58 17,299
Grid Dynamics Holdings Inc GDYN
Common Stock
2026-02-10 Tax withheld 355,119 $6.94 2,464,526
Grid Dynamics Holdings Inc GDYN
Common Stock
2026-02-10 Tax withheld 8,654 $6.94 60,059
Grid Dynamics Holdings Inc GDYN
Common Stock
2026-02-10 Tax withheld 22,125 $6.94 153,548
Grid Dynamics Holdings Inc GDYN
Common Stock
2026-02-10 Tax withheld 17,310 $6.94 120,131
Grid Dynamics Holdings Inc GDYN
Common Stock
2026-02-07 Grant 65,824 $0.00
Grid Dynamics Holdings Inc GDYN
Common Stock
2026-02-07 Grant 32,912 $0.00
Grid Dynamics Holdings Inc GDYN
Common Stock
2026-02-07 Grant 49,368 $0.00
Grid Dynamics Holdings Inc GDYN
Common Stock
2026-02-07 Grant 658,240 $0.00
Grid Dynamics Holdings Inc GDYN
Common Stock
2026-01-28 Tax withheld 765 $8.28 6,334
Grid Dynamics Holdings Inc GDYN
Common Stock
2026-01-20 Sell 10,000 $9.00 90,000
Grid Dynamics Holdings Inc GDYN
Common Stock
2026-01-07 Sell 2,000 $10.00 20,000
Grid Dynamics Holdings Inc GDYN
Common Stock
2026-01-06 Sell 10,000 $9.70 97,000
Grid Dynamics Holdings Inc GDYN
Common Stock
2026-01-01 Tax withheld 1,753 $9.03 15,830
Grid Dynamics Holdings Inc GDYN
Common Stock
2026-01-01 Tax withheld 2,377 $9.03 21,464
Grid Dynamics Holdings Inc GDYN
Common Stock
2026-01-01 Grant 36,000 $0.00
Grid Dynamics Holdings Inc GDYN
Common Stock
2026-01-01 Grant 360,000 $0.00
showing 20 of 200 most recent transactions
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