SCHEDULE 13G

Under the Securities Exchange Act of 1934
(Amendment No.     )*

(Name of Issuer)

(Title of Class of Securities)

(CUSIP Number)

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

*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 disclosures provided in a prior cover page.

** CUSIP number 528877 103 has been assigned to the American Depositary Shares (“ADSs”) of the issuer, which are quoted on The Nasdaq Global Market under the symbol “LX.” Each ADS represents two Class A ordinary shares of the issuer. No CUSIP number has been assigned to ordinary shares of the issuer.

The information required on 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)                                 Represents 1,000,000 Class A ordinary shares that Mr. Wenjie Xiao may purchase upon exercise of options within 60 days after December 31, 2017 and 110,647,199 Class B ordinary shares directly held by Installment Payment Investment Inc., a company incorporated in the British Virgin Islands and controlled by The JX Chen Family Trust. The beneficiaries of The JX Chen Family Trust are Mr. Wenjie Xiao and his family and therefore, Mr. Xiao may be deemed to be the beneficial owner of the shares held by Installment Payment Investment Inc. Each holder of Class A ordinary shares is entitled to one vote per share and each holder of Class B ordinary shares is entitled to ten votes per share on all matters submitted to them for vote. Class B ordinary shares are convertible at any time by the holder thereof into Class A ordinary shares on a one-for-one basis. Class A ordinary shares are not convertible into Class B ordinary shares under any circumstances.

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(2)                                 Represents 110,647,199 Class B ordinary shares directly held by Installment Payment Investment Inc. Installment Payment Investment Inc. is controlled by The JX Chen Family Trust. Class B ordinary shares are convertible at any time by the holder thereof into Class A ordinary shares on a one-for-one basis. Class A ordinary shares are not convertible into Class B ordinary shares under any circumstances. Each holder of Class A ordinary shares is entitled to one vote per share and each holder of Class B ordinary shares is entitled to ten votes per share on all matters submitted to them for vote.

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(3)                                 Represents 110,647,199 Class B ordinary shares directly held by Installment Payment Investment Inc. Class B ordinary shares are convertible at any time by the holder thereof into Class A ordinary shares on a one-for-one basis. Class A ordinary shares are not convertible into Class B ordinary shares under any circumstances. Each holder of Class A ordinary shares is entitled to one vote per share and each holder of Class B ordinary shares is entitled to ten votes per share on all matters submitted to them for vote.

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(1)              Represents 1,000,000 Class A ordinary shares that Mr. Wenjie Xiao may purchase upon exercise of options within 60 days after December 31, 2017 and 110,647,199 Class B ordinary shares directly held by Installment Payment Investment Inc., a company incorporated in the British Virgin Islands and controlled by The JX Chen Family Trust. The beneficiaries of The JX Chen Family Trust are Mr. Wenjie Xiao and his family and therefore, Mr. Xiao may be deemed to be the beneficial owner of the shares held by Installment Payment Investment Inc. Each holder of Class A ordinary shares is entitled to one vote per share and each holder of Class B ordinary shares is entitled to ten votes per share on all matters submitted to them for vote. Class B ordinary shares are convertible at any time by the holder thereof into Class A ordinary shares on a one-for-one basis. Class A ordinary shares are not convertible into Class B ordinary shares under any circumstances.

(2)              The percentage of class of securities beneficially owned by each Reporting Person is based on a total of 327,718,139 ordinary shares (being the sum of 217,070,940 Class A ordinary shares and 110,647,199 Class B ordinary shares) of the Issuer outstanding as of December 31, 2017.

(3)              For each Reporting Person, percentage of aggregate voting power is calculated by dividing the voting power beneficially owned by such Reporting Person by the voting power of all of Class A and Class B ordinary shares of the Issuer as a single class. Each holder of Class A ordinary shares is entitled to one vote per share and each holder of Class B ordinary shares is entitled to ten votes per share on all matters submitted to them for vote. Class B ordinary shares are convertible at any time by the holder thereof into Class A ordinary shares on a one-for-one basis.  Class A ordinary shares are not convertible into Class B ordinary shares under any circumstances.

(4)              Represents 110,647,199 Class B ordinary shares directly held by Installment Payment Investment Inc., a company incorporated in the British Virgin Islands and controlled by The JX Chen Family Trust.  Class B ordinary shares are convertible at any time by the holder thereof into Class A ordinary shares on a one-for-one basis. Class A ordinary shares are not convertible into Class B ordinary shares under any circumstances.

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SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Dated: February 9, 2018

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LIST OF EXHIBITS

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EXHIBIT A

JOINT FILING AGREEMENT

In accordance with Rule 13d-1(k) promulgated under the Securities Exchange Act of 1934, as amended, the undersigned hereby agree to the joint filing with all other Reporting Persons (as such term is defined in the Schedule 13G referred to below) on behalf of each of them of a statement on Schedule 13G (including amendments thereto) with respect to the shares of Class A ordinary shares, par value of $0.0001 per share, of LexinFintech Holdings Ltd., a Cayman Islands company, and that this Agreement may be included as an Exhibit to such joint filing. This Agreement may be executed in any number of counterparts, all of which taken together shall constitute one and the same instrument.

IN WITNESS WHEREOF, the undersigned hereby execute this Agreement as of February 9, 2018.