Zai Lab Limited (ZLAB)
Nasdaq: ZLAB · Pharmaceutical Preparations · Shanghai · filing with the SEC since 2017
Who owns Zai Lab Limited
As filed with the SECHolders of 5% or more
4
RTW Investments, LP holds 6.3% of Ordinary Shares, par value $0.000006 per share, as its SCHEDULE 13G filed Feb 17, 2026 says.
Directors and officers
14
report now, of 20 people on the record since 2021. Their holdings as a group are not read here.
Institutions as a whole
n/a
The record does not read the share held by managers that file Form 13F, so none is printed and no split of the rest is estimated. What it holds is the 4 named at left.
Holders of 5% or moreshare of the class, as filed
RTW Investments, LP
SCHEDULE 13G · filed Feb 17, 2026 · Ordinary Shares, par value $0.000006 per share · 2.1% in Nov 14, 2025
Qiming Corporate GP IV, Ltd.
SCHEDULE 13G/A · filed Aug 12, 2025 · Ordinary shares, par value US $0.000006 per share
Chen Yu
SCHEDULE 13G · filed Jun 11, 2026 · Ordinary Shares, par value $0.000006 per share
RA Capital Management, L.P.
SCHEDULE 13G · filed Apr 6, 2026 · Ordinary Shares, par value $0.000006 per share
Qiming Corporate GP IV, Ltd.
SCHEDULE 13G/A · filed Feb 13, 2026 · Ordinary shares, par value US $0.000006 per share · reported falling below 5%
Wellington Management Group LLP
SCHEDULE 13G/A · filed Feb 10, 2026 · Common Stock · reported falling below 5%, from 6% in Nov 12, 2025
Fmr LLC
SCHEDULE 13G/A · filed Feb 5, 2026 · COMMON STOCK · reported falling below 5%, from 6.4% in Nov 5, 2025
Janus Henderson Group PLC
SCHEDULE 13G/A · filed May 14, 2025 · Common Stock · reported falling below 5%, from 6.1% in Feb 14, 2025
Capital World Investors
SCHEDULE 13G/A · filed Feb 13, 2026 · Common Stock · reported falling below 5%
What ZLAB reports owning in othersstakes of 5% or more, and other ties
Other ties the annual report names
Zai Lab (Hong Kong) and ZL China Holding Two and Zai Auto Immune (Hong Kong) and Zai Anti Infectives (Hong Kong) Limited
An entity · legal entity · owns, named in the 10-K filed Feb 26, 2026
Zai Lab (Taiwan) Limited
An entity · legal entity · owns, named in the 10-K filed Feb 26, 2026
Zai Lab A U S T Pty Ltd
An entity · legal entity · owns, named in the 10-K filed Feb 26, 2026
Zai Lab U S L L C
An entity · legal entity · owns, named in the 10-K filed Feb 26, 2026
17 subsidiaries in 7 countries, from the list filed with the 10-K filed Feb 26, 2026.
Insider tradesForm 4
40sales
2purchases
20sales on a scheduled plan
6people selling
$11.1Msold, in dollars
$100,000bought, in dollars
Open-market trades on Form 4 from Oct 5, 2025 to Oct 5, 2026. A scheduled plan is a selling program set in advance under SEC rule 10b5-1. The trades are listed as filed and do not feed the grade.
By calendar yearSoldBought
2026 runs to Oct 5, 2026. Dollars as filed, summed by the transaction date.
People who traded in the window7 of 25 on the roster
| Person | Role as filed | Sales | Sold | On a plan | Buys | Bought |
|---|---|---|---|---|---|---|
| Du Ying | Chairperson & CEO | 15 | $8.6M | 11 | 0 | $0 |
| Edmondson Frazor Titus III | Chief Legal Officer | 8 | $1.0M | 4 | 0 | $0 |
| Amado Rafael | President, Head of Global Oncology Research and Development | 5 | $700,000 | 1 | 0 | $0 |
| Smiley Joshua L | President and Chief Operating Officer | 3 | $300,000 | 0 | 0 | $0 |
| Lis William | director | 2 | $300,000 | 2 | 0 | $0 |
| Chen Yajing | Chief Financial Officer | 7 | $200,000 | 2 | 0 | $0 |
| Gaynor Richard | director | 0 | $0 | 0 | 2 | $100,000 |