ZLAB Form 144: Insider ADS Sales Reported

The filing is a Form 144 notice related to American Depositary Shares for ZLAB, dated 04/06/2026.

Accepted by SEC EDGAR 04/06/2026 - 03:11 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

The filing is a Form 144 notice related to American Depositary Shares for ZLAB, dated 04/06/2026. It lists restricted stock vesting and multiple reported sales by Rafael Amado: 10,000 ADS on 03/03/2026 for $173,800, 2,957 ADS on 03/13/2026 for $55,083.59, and 9,910 ADS on 04/02/2026 for $202,065.89. The notice records broker and exchange information.

Key Figures

Filing date: 04/06/2026 Sale — 03/03/2026: 10,000 ADS Sale — 03/13/2026: 2,957 ADS +2 more

5 metrics

Filing date 04/06/2026 Form 144 notice date

Sale — 03/03/2026 10,000 ADS Disposition by Rafael Amado on 03/03/2026 for $173,800

Sale — 03/13/2026 2,957 ADS Disposition by Rafael Amado on 03/13/2026 for $55,083.59

Sale — 04/02/2026 9,910 ADS Disposition by Rafael Amado on 04/02/2026 for $202,065.89

Broker Fidelity Brokerage Services LLC Broker listed with address in filing header

Key Terms

Form 144, American Depositary Shares, Restricted Stock Vesting

3 terms

Form 144 regulatory

"Form 144 notice related to American Depositary Shares"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

American Depositary Shares financial

"Securities described as American Depositary Shares and traded on NASDAQ"

American depositary shares (ADSs) are a way for investors in the United States to buy shares of foreign companies without dealing with international markets directly. They represent ownership in a foreign company's stock and are traded on U.S. stock exchanges, making it easier for American investors to buy, sell, and own parts of companies from around the world.

Restricted Stock Vesting compensation

"Entry lists Restricted Stock Vesting with issuer as source dated 04/02/2026"

Restricted stock vesting is the timetable and conditions under which shares granted to employees or insiders become fully owned and can be sold, typically requiring continued work or meeting performance goals. It matters to investors because large blocks of shares can become tradable at once, which can change share supply and price, and because vesting aligns insiders’ incentives with the company’s long‑term performance—think of it like a timed unlock that both rewards and locks in key people.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does ZLAB's Form 144 disclose about insider sales?

It discloses three reported dispositions by Rafael Amado totaling multiple ADS sales. The filing lists sales of 10,000; 2,957; and 9,910 ADS on specified March–April 2026 dates with dollar values.

When were the ZLAB ADS transactions reported on Form 144?

The document is dated 04/06/2026 and shows trades on 03/03/2026, 03/13/2026, and 04/02/2026. Those dates are the transaction dates included in the notice.

Who is the reported seller in the ZLAB Form 144 filing?

The filing identifies Rafael Amado as the reporting person associated with the disclosed ADS sales. His address and transaction entries appear next to each reported sale.

What securities and market venue are noted in the ZLAB Form 144?

The securities are American Depositary Shares and the broker listed is Fidelity Brokerage Services LLC. The exchange noted is NASDAQ in the filing header.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001662119
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	Zai Lab Ltd
SEC File Number	001-38205
Address of Issuer	899 HALEI ROAD BUILDING B, PUDONG SHANGHAI CHINA 201203
Phone	862161632588
Name of Person for Whose Account the Securities are To Be Sold	Amado Rafael
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
American Depositary Shares	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	2739	56008.44	307140690	04/06/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
American Depositary Shares	04/02/2026	Restricted Stock Vesting	Issuer			2739	04/02/2026	Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Rafael Amado 899 Halei Road Building B, Pudong Shanghai F4 201203	American Depositary Shares	03/03/2026	10000	173800.00
Rafael Amado 899 Halei Road Building B, Pudong Shanghai F4 201203	American Depositary Shares	03/13/2026	2957	55083.59
Rafael Amado 899 Halei Road Building B, Pudong Shanghai F4 2010203	American Depositary Shares	04/02/2026	9910	202065.89

144: Remarks and Signature

Remarks	Sale includes an amount necessary to cover a tax obligation resulting from the settlement of a vested equity award distribution.
Date of Notice	04/06/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Daniel Tucci, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Rafael Amado
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)