UNITED STATES
|
SECURITIES AND EXCHANGE COMMISSION
|
Washington, D.C. 20549
|
SCHEDULE 13G
|
Under the Securities Exchange Act of 1934
|
(Amendment No. )*
|
Zai Lab Limited
|
(Name of Issuer)
|
American depositary shares, each representing one ordinary share, par value $0.00006 per share
|
(Title of Class of Securities)
|
98887Q104
|
(CUSIP Number)
|
May 3, 2019
|
(Date of Event Which Requires Filing of this Statement)
|
Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
|
☐ Rule 13d-1(b)
|
☒ Rule
13d-1(c)
|
☐ Rule 13d-1(d)
|
*The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class
of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.
The information required in the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities
Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).
|
1.
|
Names Of Reporting Person
I.R.S. Identification No. Of Above Person (Entities Only)
The Segantii Asia-Pacific Equity Multi-Strategy Fund
|
|||
2.
|
check the appropriate box if a group (a) ☐
(b) ☐
|
|||
3.
|
sec use only
|
|||
4.
|
citizenship or place of organization
Cayman islands
|
|||
number of shares beneficially owned by each reporting person with:
|
5.
|
sole voting power
|
0
|
|
6.
|
shared voting power
|
3,403,861
|
||
7.
|
sole dispositive power
|
0
|
||
8.
|
shared dispositive power
|
3,403,861
|
||
9.
|
aggregate amount beneficially owned by each reporting person
|
3,403,861
|
||
10.
|
check box if the aggregate
amount in row (9) excludes certain shares (See Instructions) ☐
|
|||
11.
|
percent of class represented by amount in row (9)
|
5.1%
|
||
12.
|
type of reporting person (See Instructions)
|
CO
|
1.
|
Names Of Reporting Person
I.R.S. Identification No. Of Above Person (Entities Only)
Segantii Capital Management (Cayman) Limited
|
|||
2.
|
check the appropriate box if a group (a) ☐
(b) ☐
|
|||
3.
|
sec use only
|
|||
4.
|
citizenship or place of organization
Cayman Islands
|
|||
number of shares beneficially owned by each reporting person with:
|
5.
|
sole voting power
|
0
|
|
6.
|
shared voting power
|
3,403,861
|
||
7.
|
sole dispositive power
|
0
|
||
8.
|
shared dispositive power
|
3,403,861
|
||
9.
|
aggregate amount beneficially owned by each reporting person
|
3,403,861
|
||
10.
|
check box if the aggregate
amount in row (9) excludes certain shares (See Instructions) ☐
|
|||
11.
|
percent of class represented by amount in row (9)
|
5.1%
|
||
12.
|
type of reporting person (See Instructions)
|
FI
|
1.
|
Names Of Reporting Person
I.R.S. Identification No. Of Above Person (Entities Only)
Segantii Capital Management Limited
|
||||
2.
|
check the appropriate box if a group (a) ☐
(b) ☐
|
||||
3.
|
sec use only
|
||||
4.
|
citizenship or place of organization
Hong Kong
|
||||
number of shares beneficially owned by each reporting person with:
|
5.
|
sole voting power
|
0
|
||
6.
|
shared voting power
|
3,403,861
|
|||
7.
|
sole dispositive power
|
0
|
|||
8.
|
shared dispositive power
|
3,403,861
|
|||
9.
|
aggregate amount beneficially owned by each reporting person
|
3,403,861
|
|||
10.
|
check box if the aggregate
amount in row (9) excludes certain shares (See Instructions) ☐
|
||||
11.
|
percent of class represented by amount in row (9)
|
5.1%
|
|||
12.
|
type of reporting person (See Instructions)
|
IA
|
Item 1.
|
|
(a) Name of Issuer:
|
Zai Lab Limited
|
(b) Address of Issuer’s Principal
|
|
Executive Offices:
|
4560 Jinke Road, Bldg. 1, Fourth Floor
|
Pudong, Shanghai, China 201210
|
|
Item 2.
|
|
(a) Name of Person Filing:
|
This statement is filed by (i) The Segantii Asia-Pacific Equity Multi-Strategy Fund (the “Fund”), (ii) Segantii Capital Management (Cayman)
Limited (the “Manager”) and (iii) Segantii Capital Management Limited (the “Investment Advisor”). The foregoing are collectively referred to herein as the “Reporting Persons.”
|
The Fund holds securities of the issuer. The Manager serves as the investment manager and the Investment Advisor serves as the investment
advisor for the Fund. The Reporting Persons may be deemed to share voting and dispositive power with respect to 3,403,861 American depositary shares, each representing one ordinary share, par value $0.00006 per share.
|
|
(b) Address of Principal Business Office:
|
The principal office of the Fund and the Manager is Campbell Corporate Services Limited, Floor 4, Willow House, Cricket Square, Grand Cayman
KY1-1104, Cayman Islands.
|
The principal office of the Investment Advisor is 21/F, 100QRC, 100 Queen’s Road Central, Hong Kong.
|
|
(c) Citizenship:
|
The Fund and the Manager are both incorporated in the Cayman Islands. The Investment Advisor is incorporated in Hong Kong.
|
(d) Title of Class of Securities:
|
American depositary shares, each representing one ordinary share, par
|
value $0.00006 per share
|
|
(e) CUSIP Number:
|
98887Q104
|
Item 3. |
If this statement is filed pursuant to §§240.13d-1(b) or 13d-2(b) or (c), check whether the person filing is a:
|
Fund:
|
3,403,861
|
Manager:
|
3,403,861
|
Investment Advisor:
|
3,403,861
|
Fund:
|
3,403,861
|
|
Manager:
|
3,403,861
|
|
Investment Advisor:
|
3,403,861
|
Fund:
|
3,403,861
|
|
Manager:
|
3,403,861
|
|
Investment Advisor:
|
3,403,861
|
By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for
the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other
than activities solely in connection with a nomination under Section 230.14a-11.
|