GRID DYNAMICS HOLDINGS, INC. (GDYN)

Data as of Oct 8, 2026, from SEC Form 4 filings.

Net insider selling (90d)Watch GDYN

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Latest GDYN insider trades

Yury Gryzlov - Officer
Open-market sale$39K
Oct 8, 2026
Yury Gryzlov - Officer
Open-market sale$11K
Oct 2, 2026

About GRID DYNAMICS HOLDINGS, INC. (GDYN)

The SEC lists GRID DYNAMICS HOLDINGS, INC. under CIK 0001743725, in prepackaged software. It is grouped with Information Technology companies on this site. The registration was withdrawn on 27 May 2026, so the planned offering is not going ahead in its filed form.

Sector: Information Technology

SEC filings for GDYN on EDGAR

GDYN Form 4 activity by transaction type, last 90 days

Form 4 transaction type	Transactions	Shares	Total value
Open-market sale	5	14,409	$116K
Tax withholding / forfeiture	7	41,490
Bona-fide gift	1	5,134

Dollar totals cover purchases and sales only (codes P and S). Grants, option exercises, gifts and tax withholding are counted in shares, because none of them is a trade at a market price.

GDYN insider transactions (Form 4)

92 Form 4 filings on record, the earliest from Oct 2, 2024, newest first. Filing history page 2 of 3.

Date	Insider	Transaction	Security	Shares	Price	Value
Feb 14, 2026	Leonard Livschitz - Officer	Tax withholding / forfeiture	Common Stock	1,024^{footnote F1}	$6.58	$7K
Footnote F1 (shares): Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with the net settlement of restricted stock units granted to the Reporting Person on February 14, 2025.
Feb 7, 2026	Yury Gryzlov - Officer	Grant or award	Common Stock	65,824^{footnote F1}	$0.00	-
Feb 7, 2026	Yury Gryzlov - Officer	Grant or award	Common Stock	32,912^{footnote F2}	$0.00	-
Feb 10, 2026	Yury Gryzlov - Officer	Tax withholding / forfeiture	Common Stock	17,310^{footnote F3}	$6.94	$120K
Feb 10, 2026	Yury Gryzlov - Officer	Tax withholding / forfeiture	Common Stock	8,654^{footnote F4}	$6.94	$60K
Footnote F1 (shares): Represents the acquisition of shares upon the determination of the Board of Directors of the Issuer that the performance conditions were met with respect to the performance share awards granted to the Reporting Person on January 1, 2024. Footnote F2 (shares): Represents the acquisition of shares upon the determination of the Board of Directors of the Issuer that the performance conditions were met with respect to the performance share awards granted to the Reporting Person on February 14, 2025. Footnote F3 (shares): Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with the issuance of shares pursuant to performance share awards granted to the Reporting Person on January 1, 2024. Footnote F4 (shares): Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with the issuance of shares pursuant to performance share awards granted to the Reporting Person on February 14, 2025.
Feb 7, 2026	Anil Doradla - Officer	Grant or award	Common Stock	49,368^{footnote F1}	$0.00	-
Feb 10, 2026	Anil Doradla - Officer	Tax withholding / forfeiture	Common Stock	22,125^{footnote F2}	$6.94	$154K
Footnote F1 (shares): Represents the acquisition of shares upon the determination of the Board of Directors of the Issuer that the performance conditions were met with respect to the performance share awards granted to the Reporting Person on January 1, 2024. Footnote F2 (shares): Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with the issuance of shares pursuant to performance share awards granted to the Reporting Person on January 1, 2024.
Feb 7, 2026	Leonard Livschitz - Officer	Grant or award	Common Stock	658,240^{footnote F1}	$0.00	-
Feb 10, 2026	Leonard Livschitz - Officer	Tax withholding / forfeiture	Common Stock	355,119^{footnote F2}	$6.94	$2.46M
Footnote F1 (shares): Represents the acquisition of shares upon the determination of the Board of Directors of the Issuer that the performance conditions were met with respect to the performance share awards granted to the Reporting Person on January 1, 2024. Footnote F2 (shares): Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with the issuance of shares pursuant to performance share awards granted to the Reporting Person on January 1, 2024.
Jan 28, 2026	Anil Doradla - Officer	Tax withholding / forfeiture	Common Stock	765^{footnote F1}	$8.28	$6K
Footnote F1 (shares): Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with net settlement of restricted stock units.
Jan 20, 2026	Leonard Livschitz - Officer	Open-market sale	Common Stock	10,000^{footnote F1}	$9.00	$90K
Footnote F1 (shares): These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 4, 2025.
Jan 7, 2026	Anil Doradla - Officer	Open-market sale	Common Stock	2,000^{footnote F1}	$10.00	$20K
Footnote F1 (shares): These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 4, 2025
Jan 6, 2026	Leonard Livschitz - Officer	Open-market sale	Common Stock	10,000^{footnote F1}	$9.70^{footnote F2}	$97K
Footnote F1 (shares): These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 4, 2025. Footnote F2 (price): This transaction was executed in multiple trades at prices ranging from $9.55 to $9.79. The price reported above reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer… Full note on SEC EDGAR
Jan 1, 2026	Yury Gryzlov - Officer	Grant or award	Common Stock	36,000	$0.00	-
Jan 1, 2026	Yury Gryzlov - Officer	Tax withholding / forfeiture	Common Stock	1,753	$9.03	$16K
Jan 1, 2026	Leonard Livschitz - Officer	Grant or award	Common Stock	360,000	$0.00	-
Jan 1, 2026	Leonard Livschitz - Officer	Tax withholding / forfeiture	Common Stock	37,035	$9.03	$334K
Jan 1, 2026	Anil Doradla - Officer	Grant or award	Common Stock	36,000	$0.00	-
Jan 1, 2026	Anil Doradla - Officer	Tax withholding / forfeiture	Common Stock	2,377	$9.03	$21K
Dec 23, 2025	Leonard Livschitz - Officer	Open-market sale	Common Stock	10,000^{footnote F1}	$9.33^{footnote F2}	$93K
Footnote F1 (shares): These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 4, 2025. Footnote F2 (price): This transaction was executed in multiple trades at prices ranging from $9.26 to $9.41. The price reported above reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer… Full note on SEC EDGAR
Dec 23, 2025	Shuo Zhang	Grant or award	Common Stock	11,413^{footnote F1}	$0.00	-
Dec 23, 2025	Shuo Zhang	Grant or award	Common Stock	5,978^{footnote F2}	$0.00	-
Footnote F1 (shares): These securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Common Stock. 100% of the RSUs shall vest on December 23, 2026, subject to the Reporting Person continuing as a service provider through such date. Footnote F2 (shares): These securities are RSUs, each of which represents a contingent right to receive one share of Common Stock. One-quarter of the RSUs shall vest on March 23, 2026 and one-quarter shall vest on each three-month anniversary thereafter, subject to the Reporting Person continuing as… Full note on SEC EDGAR
Dec 23, 2025	Patrick Nicolet	Grant or award	Common Stock	8,152^{footnote F1}	$0.00	-
Dec 23, 2025	Patrick Nicolet	Grant or award	Common Stock	4,347^{footnote F2}	$0.00	-
Footnote F1 (shares): These securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Common Stock. 100% of the RSUs shall vest on December 23, 2026, subject to the Reporting Person continuing as a service provider through such date. Footnote F2 (shares): These securities are RSUs, each of which represents a contingent right to receive one share of Common Stock. One-quarter of the RSUs shall vest on March 23, 2026 and one-quarter shall vest on each three-month anniversary thereafter, subject to the Reporting Person continuing as… Full note on SEC EDGAR
Dec 23, 2025	Yueou Wang	Grant or award	Common Stock	8,152^{footnote F1}	$0.00	-
Dec 23, 2025	Yueou Wang	Grant or award	Common Stock	4,347^{footnote F2}	$0.00	-
Footnote F1 (shares): These securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Common Stock. 100% of the RSUs shall vest on December 23, 2026, subject to the Reporting Person continuing as a service provider through such date. Footnote F2 (shares): These securities are RSUs, each of which represents a contingent right to receive one share of Common Stock. One-quarter of the RSUs shall vest on March 23, 2026 and one-quarter shall vest on each three-month anniversary thereafter, subject to the Reporting Person continuing as… Full note on SEC EDGAR
Dec 23, 2025	Michael Christopher Southworth	Grant or award	Common Stock	12,500^{footnote F1}	$0.00	-
Dec 23, 2025	Michael Christopher Southworth	Grant or award	Common Stock	6,521^{footnote F2}	$0.00	-
Footnote F1 (shares): These securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Common Stock. 100% of the RSUs shall vest on December 23, 2026, subject to the Reporting Person continuing as a service provider through such date. Footnote F2 (shares): These securities are RSUs, each of which represents a contingent right to receive one share of Common Stock. One-quarter of the RSUs shall vest on March 23, 2026 and one-quarter shall vest on each three-month anniversary thereafter, subject to the Reporting Person continuing as… Full note on SEC EDGAR
Dec 23, 2025	Lloyd Carney	Grant or award	Common Stock	19,021^{footnote F1}	$0.00	-
Dec 23, 2025	Lloyd Carney	Grant or award	Common Stock	9,239^{footnote F2}	$0.00	-
Footnote F1 (shares): These securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Common Stock. 100% of the RSUs shall vest on December 23, 2026, subject to the Reporting Person continuing as a service provider through such date. Footnote F2 (shares): These securities are RSUs, each of which represents a contingent right to receive one share of Common Stock. One-quarter of the RSUs shall vest on March 23, 2026 and one-quarter shall vest on each three-month anniversary thereafter, subject to the Reporting Person continuing as… Full note on SEC EDGAR
Dec 23, 2025	Weihang Wang	Grant or award	Common Stock	8,152^{footnote F1}	$0.00	-
Dec 23, 2025	Weihang Wang	Grant or award	Common Stock	4,347^{footnote F2}	$0.00	-
Footnote F1 (shares): These securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Common Stock. 100% of the RSUs shall vest on December 23, 2026, subject to the Reporting Person continuing as a service provider through such date. Footnote F2 (shares): These securities are RSUs, each of which represents a contingent right to receive one share of Common Stock. One-quarter of the RSUs shall vest on March 23, 2026 and one-quarter shall vest on each three-month anniversary thereafter, subject to the Reporting Person continuing as… Full note on SEC EDGAR
Dec 23, 2025	Marina Levinson	Grant or award	Common Stock	11,413^{footnote F1}	$0.00	-
Dec 23, 2025	Marina Levinson	Grant or award	Common Stock	5,978^{footnote F2}	$0.00	-
Footnote F1 (shares): These securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Common Stock. 100% of the RSUs shall vest on December 23, 2026, subject to the Reporting Person continuing as a service provider through such date. Footnote F2 (shares): These securities are RSUs, each of which represents a contingent right to receive one share of Common Stock. One-quarter of the RSUs shall vest on March 23, 2026 and one-quarter shall vest on each three-month anniversary thereafter, subject to the Reporting Person continuing as… Full note on SEC EDGAR
Dec 23, 2025	Eric Benhamou	Grant or award	Common Stock	19,021^{footnote F1}	$0.00	-
Dec 23, 2025	Eric Benhamou	Grant or award	Common Stock	8,695^{footnote F2}	$0.00	-
Footnote F1 (shares): These securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Common Stock. 100% of the RSUs shall vest on December 23, 2026, subject to the Reporting Person continuing as a service provider through such date. Footnote F2 (shares): These securities are RSUs, each of which represents a contingent right to receive one share of Common Stock. One-quarter of the RSUs shall vest on March 23, 2026 and one-quarter shall vest on each three-month anniversary thereafter, subject to the Reporting Person continuing as… Full note on SEC EDGAR
Dec 15, 2025	Shuo Zhang	Open-market sale	Common Stock	3,000	$9.75^{footnote F1}	$29K
Footnote F1 (price): This transaction was executed in multiple trades at prices ranging from $9.72 to $9.79. The price reported above reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer… Full note on SEC EDGAR
Dec 3, 2025	Leonard Livschitz - Officer	Open-market sale	Common Stock	10,000^{footnote F1}	$9.00	$90K
Footnote F1 (shares): These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 4, 2025.
Nov 24, 2025	Leonard Livschitz - Officer	Tax withholding / forfeiture	Common Stock	142	$8.61	$1K
Oct 31, 2025	Yury Gryzlov - Officer	Open-market sale	Common Stock	737^{footnote F1}	$9.00	$7K
Footnote F1 (shares): These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on November 21, 2024.
Oct 31, 2025	Leonard Livschitz - Officer	Open-market sale	Common Stock	10,000^{footnote F1}	$9.00	$90K
Footnote F1 (shares): These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 4, 2025.
Oct 28, 2025	Anil Doradla - Officer	Tax withholding / forfeiture	Common Stock	2,953^{footnote F1}	$8.22	$24K
Footnote F1 (shares): Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with net settlement of restricted stock units.
Oct 1, 2025	Leonard Livschitz - Officer	Tax withholding / forfeiture	Common Stock	35,901^{footnote F1}	$7.82	$281K
Footnote F1 (shares): Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with net settlement of restricted stock units.
Oct 1, 2025	Yury Gryzlov - Officer	Tax withholding / forfeiture	Common Stock	1,753^{footnote F1}	$7.82	$14K
Footnote F1 (shares): Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with net settlement of restricted stock units.
Oct 1, 2025	Anil Doradla - Officer	Tax withholding / forfeiture	Common Stock	2,215^{footnote F1}	$7.82	$17K
Footnote F1 (shares): Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with net settlement of restricted stock units.
Aug 21, 2025	Leonard Livschitz - Officer	Open-market sale	Common Stock	132	$8.01	$1K

Recent GDYN Form 8-K filings

Read GDYN company news

Jul 30, 2026Item 2.02, 9.01

Read the filing on SEC EDGAR

Mar 5, 2026Item 2.02, 9.01

Read the filing on SEC EDGAR

Feb 27, 2026Item 5.03, 9.01

Read the filing on SEC EDGAR

Recent GDYN Form 144 notices of proposed sale

An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.

Filed	Filer	Relationship	Shares	Market value	Notice
Oct 8, 2026	YURY GRYZLOV	Officer	4,849	$39K	View on EDGAR
Oct 2, 2026	YURY GRYZLOV	Officer	1,245

GDYN insider trading FAQ

What is the latest insider trade for GDYN?

GRID DYNAMICS HOLDINGS, INC. (GDYN) had 13 insider filings in the last 90 days, with the most recent on 2026-10-08. The full record for GDYN runs to 92 Form 4 filings, the earliest from 2024-10-02. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.

How many insiders are buying GDYN stock?

No insider purchases of GDYN were filed in the last 90 days.

How many insiders are selling GDYN stock?

5 insider sales of GDYN were filed in the last 90 days, totaling $116K.

Where can I see GDYN SEC filings (Form 4, 10-K, 10-Q, 8-K)?

This page collects GDYN Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.

More Information Technology companies with insider activity

Recent insider filings

The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.

Oct 8, 2026 - Yury Gryzlov view on EDGAR
Oct 5, 2026 - Yury Gryzlov view on EDGAR
Oct 2, 2026 - Anil Doradla view on EDGAR
Oct 2, 2026 - Yury Gryzlov view on EDGAR
Oct 2, 2026 - Leonard Livschitz view on EDGAR
Sep 3, 2026 - Yury Gryzlov view on EDGAR
Aug 24, 2026 - Leonard Livschitz view on EDGAR
Aug 19, 2026 - Yury Gryzlov view on EDGAR
Aug 17, 2026 - Leonard Livschitz view on EDGAR

Related companies with recent insider activity

Learn more

Insider selling: signal or noise?: Why most insider sales are routine, and the few patterns worth a second look.
Form 144 vs Form 4: A Form 144 announces a planned sale; the Form 4 reports it after it happens.
Insider activity in Information Technology: Where GDYN's peers are being bought and sold.
Every recent Form 4: The market-wide feed, updated as filings arrive from SEC EDGAR.

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Form 4 transaction type

Transactions

Total value

Open-market sale

14,409

$116K

Tax withholding / forfeiture

41,490

Bona-fide gift

5,134

Date

Insider

Transaction

Security

Price

Value

Feb 14, 2026

Leonard Livschitz - Officer

Tax withholding / forfeiture

Common Stock

1,024^{footnote F1}

$6.58

$7K

Footnote F1 (shares): Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with the net settlement of restricted stock units granted to the Reporting Person on February 14, 2025.

Feb 7, 2026

Yury Gryzlov - Officer

Grant or award

Common Stock

65,824^{footnote F1}

$0.00

Feb 7, 2026

Yury Gryzlov - Officer

Grant or award

Common Stock

32,912^{footnote F2}

$0.00

Feb 10, 2026

Yury Gryzlov - Officer

Tax withholding / forfeiture

Common Stock

17,310^{footnote F3}

$6.94

$120K

Feb 10, 2026

Yury Gryzlov - Officer

Tax withholding / forfeiture

Common Stock

8,654^{footnote F4}

$6.94

$60K

Footnote F1 (shares): Represents the acquisition of shares upon the determination of the Board of Directors of the Issuer that the performance conditions were met with respect to the performance share awards granted to the Reporting Person on January 1, 2024.
Footnote F2 (shares): Represents the acquisition of shares upon the determination of the Board of Directors of the Issuer that the performance conditions were met with respect to the performance share awards granted to the Reporting Person on February 14, 2025.
Footnote F3 (shares): Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with the issuance of shares pursuant to performance share awards granted to the Reporting Person on January 1, 2024.
Footnote F4 (shares): Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with the issuance of shares pursuant to performance share awards granted to the Reporting Person on February 14, 2025.

Feb 7, 2026

Anil Doradla - Officer

Grant or award

Common Stock

49,368^{footnote F1}

$0.00

Feb 10, 2026

Anil Doradla - Officer

Tax withholding / forfeiture

Common Stock

22,125^{footnote F2}

$6.94

$154K

Footnote F1 (shares): Represents the acquisition of shares upon the determination of the Board of Directors of the Issuer that the performance conditions were met with respect to the performance share awards granted to the Reporting Person on January 1, 2024.
Footnote F2 (shares): Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with the issuance of shares pursuant to performance share awards granted to the Reporting Person on January 1, 2024.

Feb 7, 2026

Leonard Livschitz - Officer

Grant or award

Common Stock

658,240^{footnote F1}

$0.00

Feb 10, 2026

Leonard Livschitz - Officer

Tax withholding / forfeiture

Common Stock

355,119^{footnote F2}

$6.94

$2.46M

Footnote F1 (shares): Represents the acquisition of shares upon the determination of the Board of Directors of the Issuer that the performance conditions were met with respect to the performance share awards granted to the Reporting Person on January 1, 2024.
Footnote F2 (shares): Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with the issuance of shares pursuant to performance share awards granted to the Reporting Person on January 1, 2024.

Jan 28, 2026

Anil Doradla - Officer

Tax withholding / forfeiture

Common Stock

765^{footnote F1}

$8.28

$6K

Footnote F1 (shares): Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with net settlement of restricted stock units.

Jan 20, 2026

Leonard Livschitz - Officer

Open-market sale

Common Stock

10,000^{footnote F1}

$9.00

$90K

Footnote F1 (shares): These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 4, 2025.

Jan 7, 2026

Anil Doradla - Officer

Open-market sale

Common Stock

2,000^{footnote F1}

$10.00

$20K

Footnote F1 (shares): These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 4, 2025

Jan 6, 2026

Leonard Livschitz - Officer

Open-market sale

Common Stock

10,000^{footnote F1}

$9.70^{footnote F2}

$97K

Footnote F1 (shares): These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 4, 2025.
Footnote F2 (price): This transaction was executed in multiple trades at prices ranging from $9.55 to $9.79. The price reported above reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer… Full note on SEC EDGAR

Jan 1, 2026

Yury Gryzlov - Officer

Grant or award

Common Stock

36,000

$0.00

Jan 1, 2026

Yury Gryzlov - Officer

Tax withholding / forfeiture

Common Stock

1,753

$9.03

$16K

Jan 1, 2026

Leonard Livschitz - Officer

Grant or award

Common Stock

360,000

$0.00

Jan 1, 2026

Leonard Livschitz - Officer

Tax withholding / forfeiture

Common Stock

37,035

$9.03

$334K

Jan 1, 2026

Anil Doradla - Officer

Grant or award

Common Stock

36,000

$0.00

Jan 1, 2026

Anil Doradla - Officer

Tax withholding / forfeiture

Common Stock

2,377

$9.03

$21K

Dec 23, 2025

Leonard Livschitz - Officer

Open-market sale

Common Stock

10,000^{footnote F1}

$9.33^{footnote F2}

$93K

Footnote F1 (shares): These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 4, 2025.
Footnote F2 (price): This transaction was executed in multiple trades at prices ranging from $9.26 to $9.41. The price reported above reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer… Full note on SEC EDGAR

Dec 23, 2025

Shuo Zhang

Grant or award

Common Stock

11,413^{footnote F1}

$0.00

Dec 23, 2025

Shuo Zhang

Grant or award

Common Stock

5,978^{footnote F2}

$0.00

Footnote F1 (shares): These securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Common Stock. 100% of the RSUs shall vest on December 23, 2026, subject to the Reporting Person continuing as a service provider through such date.
Footnote F2 (shares): These securities are RSUs, each of which represents a contingent right to receive one share of Common Stock. One-quarter of the RSUs shall vest on March 23, 2026 and one-quarter shall vest on each three-month anniversary thereafter, subject to the Reporting Person continuing as… Full note on SEC EDGAR

Dec 23, 2025

Patrick Nicolet

Grant or award

Common Stock

8,152^{footnote F1}

$0.00

Dec 23, 2025

Patrick Nicolet

Grant or award

Common Stock

4,347^{footnote F2}

$0.00

Footnote F1 (shares): These securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Common Stock. 100% of the RSUs shall vest on December 23, 2026, subject to the Reporting Person continuing as a service provider through such date.
Footnote F2 (shares): These securities are RSUs, each of which represents a contingent right to receive one share of Common Stock. One-quarter of the RSUs shall vest on March 23, 2026 and one-quarter shall vest on each three-month anniversary thereafter, subject to the Reporting Person continuing as… Full note on SEC EDGAR

Dec 23, 2025

Yueou Wang

Grant or award

Common Stock

8,152^{footnote F1}

$0.00

Dec 23, 2025

Yueou Wang

Grant or award

Common Stock

4,347^{footnote F2}

$0.00

Footnote F1 (shares): These securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Common Stock. 100% of the RSUs shall vest on December 23, 2026, subject to the Reporting Person continuing as a service provider through such date.
Footnote F2 (shares): These securities are RSUs, each of which represents a contingent right to receive one share of Common Stock. One-quarter of the RSUs shall vest on March 23, 2026 and one-quarter shall vest on each three-month anniversary thereafter, subject to the Reporting Person continuing as… Full note on SEC EDGAR

Dec 23, 2025

Michael Christopher Southworth

Grant or award

Common Stock

12,500^{footnote F1}

$0.00

Dec 23, 2025

Michael Christopher Southworth

Grant or award

Common Stock

6,521^{footnote F2}

$0.00

Footnote F1 (shares): These securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Common Stock. 100% of the RSUs shall vest on December 23, 2026, subject to the Reporting Person continuing as a service provider through such date.
Footnote F2 (shares): These securities are RSUs, each of which represents a contingent right to receive one share of Common Stock. One-quarter of the RSUs shall vest on March 23, 2026 and one-quarter shall vest on each three-month anniversary thereafter, subject to the Reporting Person continuing as… Full note on SEC EDGAR

Dec 23, 2025

Lloyd Carney

Grant or award

Common Stock

19,021^{footnote F1}

$0.00

Dec 23, 2025

Lloyd Carney

Grant or award

Common Stock

9,239^{footnote F2}

$0.00

Footnote F1 (shares): These securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Common Stock. 100% of the RSUs shall vest on December 23, 2026, subject to the Reporting Person continuing as a service provider through such date.
Footnote F2 (shares): These securities are RSUs, each of which represents a contingent right to receive one share of Common Stock. One-quarter of the RSUs shall vest on March 23, 2026 and one-quarter shall vest on each three-month anniversary thereafter, subject to the Reporting Person continuing as… Full note on SEC EDGAR

Dec 23, 2025

Weihang Wang

Grant or award

Common Stock

8,152^{footnote F1}

$0.00

Dec 23, 2025

Weihang Wang

Grant or award

Common Stock

4,347^{footnote F2}

$0.00

Footnote F1 (shares): These securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Common Stock. 100% of the RSUs shall vest on December 23, 2026, subject to the Reporting Person continuing as a service provider through such date.
Footnote F2 (shares): These securities are RSUs, each of which represents a contingent right to receive one share of Common Stock. One-quarter of the RSUs shall vest on March 23, 2026 and one-quarter shall vest on each three-month anniversary thereafter, subject to the Reporting Person continuing as… Full note on SEC EDGAR

Dec 23, 2025

Marina Levinson

Grant or award

Common Stock

11,413^{footnote F1}

$0.00

Dec 23, 2025

Marina Levinson

Grant or award

Common Stock

5,978^{footnote F2}

$0.00

Footnote F1 (shares): These securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Common Stock. 100% of the RSUs shall vest on December 23, 2026, subject to the Reporting Person continuing as a service provider through such date.
Footnote F2 (shares): These securities are RSUs, each of which represents a contingent right to receive one share of Common Stock. One-quarter of the RSUs shall vest on March 23, 2026 and one-quarter shall vest on each three-month anniversary thereafter, subject to the Reporting Person continuing as… Full note on SEC EDGAR

Dec 23, 2025

Eric Benhamou

Grant or award

Common Stock

19,021^{footnote F1}

$0.00

Dec 23, 2025

Eric Benhamou

Grant or award

Common Stock

8,695^{footnote F2}

$0.00

Footnote F1 (shares): These securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Common Stock. 100% of the RSUs shall vest on December 23, 2026, subject to the Reporting Person continuing as a service provider through such date.
Footnote F2 (shares): These securities are RSUs, each of which represents a contingent right to receive one share of Common Stock. One-quarter of the RSUs shall vest on March 23, 2026 and one-quarter shall vest on each three-month anniversary thereafter, subject to the Reporting Person continuing as… Full note on SEC EDGAR

Dec 15, 2025

Shuo Zhang

Open-market sale

Common Stock

3,000

$9.75^{footnote F1}

$29K

Footnote F1 (price): This transaction was executed in multiple trades at prices ranging from $9.72 to $9.79. The price reported above reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer… Full note on SEC EDGAR

Dec 3, 2025

Leonard Livschitz - Officer

Open-market sale

Common Stock

10,000^{footnote F1}

$9.00

$90K

Footnote F1 (shares): These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 4, 2025.

Nov 24, 2025

Leonard Livschitz - Officer

Tax withholding / forfeiture

Common Stock

142

$8.61

$1K

Oct 31, 2025

Yury Gryzlov - Officer

Open-market sale

Common Stock

737^{footnote F1}

$9.00

$7K

Footnote F1 (shares): These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on November 21, 2024.

Oct 31, 2025

Leonard Livschitz - Officer

Open-market sale

Common Stock

10,000^{footnote F1}

$9.00

$90K

Footnote F1 (shares): These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 4, 2025.

Oct 28, 2025

Anil Doradla - Officer

Tax withholding / forfeiture

Common Stock

2,953^{footnote F1}

$8.22

$24K

Footnote F1 (shares): Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with net settlement of restricted stock units.

Oct 1, 2025

Leonard Livschitz - Officer

Tax withholding / forfeiture

Common Stock

35,901^{footnote F1}

$7.82

$281K

Footnote F1 (shares): Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with net settlement of restricted stock units.

Oct 1, 2025

Yury Gryzlov - Officer

Tax withholding / forfeiture

Common Stock

1,753^{footnote F1}

$7.82

$14K

Footnote F1 (shares): Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with net settlement of restricted stock units.

Oct 1, 2025

Anil Doradla - Officer

Tax withholding / forfeiture

Common Stock

2,215^{footnote F1}

$7.82

$17K

Footnote F1 (shares): Represents shares that have been withheld by the Issuer to satisfy tax withholding and remittance obligations in connection with net settlement of restricted stock units.

Aug 21, 2025

Leonard Livschitz - Officer

Open-market sale

Common Stock

132

$8.01

$1K

Filed

Filer

Relationship

Market value

Notice

Oct 8, 2026

YURY GRYZLOV

Officer

4,849

$39K

View on EDGAR

Oct 2, 2026

YURY GRYZLOV

Officer

1,245