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M 10b5-1 Plan

$ Value

Shares

1,250

Price

Filed

Aug 18

Insider

Name

Chen Yajing

Title

Chief Financial Officer

CIK

0001985694

Roles

Officer

Transaction Details

Transaction Date

2025-08-14

Code

M

Table

Non-Derivative

Ownership

Direct

Equity Swap

No

Shares After

18,158

Footnotes

Each American Depositary Share ("ADS") represents ten Ordinary Shares of the issuer. Our ADSs and Ordinary Shares are fully fungible. For purposes of this Form 4, we are reporting this in terms of ADSs. | ADSs acquired upon vesting of Restricted Share Units ("RSUs"). | Each RSU represents a contingent right to receive one ADS. | These ADSs were sold automatically to cover taxes upon vesting of RSUs. | This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 3, 2025. | The RSUs vest in equal annual installments over four years beginning on 08/14/2024, the first anniversary of the date of grant. Vested shares will be delivered in the form of ADSs to the reporting person following vesting.

Filing Info

Accession No.

0000905148-25-003036

Form Type

4

Issuer CIK

0001704292

Chen Yajing's History

Date Ticker Type Value
2026-04-06 ZLAB $17K
2026-04-02 ZLAB M
2026-04-02 ZLAB $106K
2026-04-02 ZLAB M $0
2026-04-01 ZLAB M
2026-04-01 ZLAB M
2026-04-01 ZLAB M $0
2026-04-01 ZLAB M $0
2026-03-04 ZLAB A $0
2025-11-03 ZLAB $6K

Other Insiders at ZLAB (90d)

Insider Bought Sold Last
Amado Rafael
See Remarks
$258K 2026-04-06
Smiley Joshua L
See Remarks
$258K 2026-04-06
Du Ying
Chairperson & CEO
$168K 2026-04-06
Edmondson Frazor Titus III
Chief Legal Officer
$111K 2026-04-06
Chen Yajing
Chief Financial Officer
$123K 2026-04-06