CUSIP No: 54951L109

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

x

Rule 13d-1(b)

o

Rule 13d-1(c)

o

Rule 13d-1(d)

CUSIP No: 54951L109

(1)

Names of Reporting Persons
Susquehanna Investment Group

(2)

Check the Appropriate Box if a Member of a Group (See Instructions)

(a)

o

(b)

o

(3)

SEC Use Only

(4)

Citizenship or Place of Organization
Pennsylvania

Number of
Shares
Beneficially
Owned by
Each
Reporting
Person With

(5)

Sole Voting Power
1,026,112 (1)

(6)

Shared Voting Power
21,222,872 (1)

(7)

Sole Dispositive Power
1,026,112 (1)

(8)

Shared Dispositive Power
21,222,872 (1)

(9)

Aggregate Amount Beneficially Owned by Each Reporting Person
21,222,872 (1)

(10)

Check box if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions)  o

(11)

Percent of Class Represented by Amount in Row (9)
6.3%

(12)

Type of Reporting Person (See Instructions)
BD, PN

CUSIP No: 54951L109

(1)

Names of Reporting Persons
Susquehanna Securities, LLC

(2)

Check the Appropriate Box if a Member of a Group (See Instructions)

(a)

o

(b)

o

(3)

SEC Use Only

(4)

Citizenship or Place of Organization
Delaware

Number of
Shares
Beneficially
Owned by
Each
Reporting
Person With

(5)

Sole Voting Power
20,196,760 (1)

(6)

Shared Voting Power
21,222,872 (1)

(7)

Sole Dispositive Power
20,196,760 (1)

(8)

Shared Dispositive Power
21,222,872 (1)

(9)

Aggregate Amount Beneficially Owned by Each Reporting Person
21,222,872 (1)

(10)

Check box if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions)  o

(11)

Percent of Class Represented by Amount in Row (9)
6.3%

(12)

Type of Reporting Person (See Instructions)
BD, OO

CUSIP No: 54951L109

Item 1.

(a)

Name of Issuer
Luckin Coffee Inc. (the “Company”)

(b)

Address of Issuer’s Principal Executive Offices
17F Block A, Tefang Portman Tower

No. 81 Zhanhong Road

Siming District, Xiamen, Fujian

People’s Republic of China, 361008

Item 2(a).

Name of Person Filing
This statement is filed by the entities listed below, who are collectively referred to herein as “Reporting Persons,” with respect to the Class A Ordinary Shares of the Company, $0.000002 par value per share (the “Shares”).

(i)                                     Susquehanna Investment Group

(ii)                                  Susquehanna Securities, LLC

Item 2(b).

Address of Principal Business Office or, if none, Residence
The address of the principal business office of each of Susquehanna Investment Group and Susquehanna Securities, LLC is:

401 E. City Avenue

Suite 220

Bala Cynwyd, PA 19004

Item 2(c).

Citizenship
Citizenship is set forth in Row 4 of the cover page for each Reporting Person hereto and is incorporated herein by reference for each such Reporting Person.

Item 2(d)

Title of Class of Securities
Class A Ordinary Shares, $0.000002 par value per share

Item 2(e)

CUSIP Number
54951L109. The CUSIP Number applies to American Depositary Shares, each of which represents eight (8) Shares.

Item 3.

If this statement is filed pursuant to §§240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:

(a)

x

Broker or dealer registered under Section 15 of the Act (15 U.S.C. 78o).

(b)

o

Bank as defined in Section 3(a)(6) of the Act (15 U.S.C. 78c).

(c)

o

Insurance company as defined in Section 3(a)(19) of the Act (15 U.S.C. 78c).

(d)

o

Investment company registered under Section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8).

(e)

o

An investment adviser in accordance with §240.13d-1(b)(1)(ii)(E);

(f)

o

An employee benefit plan or endowment fund in accordance with §240.13d-1(b)(1)(ii)(F);

(g)

o

A parent holding company or control person in accordance with §240.13d-1(b)(1)(ii)(G);

(h)

o

A savings association as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);

(i)

o

A church plan that is excluded from the definition of an investment company under Section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);

(j)

o

A non-U.S. institution in accordance with §240.13d-1(b)(1)(ii)(J);

(k)

o

Group, in accordance with Rule 13d-1(b)(1)(ii)(K). If filing as a non-U.S. institution in accordance with §240.13d-1(b)(1)(ii)(J), please specify the type of institution:____________________________

CUSIP No: 54951L109

Item 4.

Ownership

Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1.

The information required by Items 4(a) - (c) is set forth in Rows 5 - 11 of the cover page for each Reporting Person hereto and is incorporated herein by reference for each such Reporting Person.

The number of Shares reported as beneficially owned consists of 21,222,872 Shares (represented by 2,652,859 American Depositary Shares).

The number of Shares reported as beneficially owned by Susquehanna Investment Group includes options to buy 592,000 Shares. The number of Shares reported as beneficially owned by Susquehanna Securities, LLC includes options to buy 15,859,200 Shares.

Exhibit 99.1 to the Company’s Report of Foreign Private Issuer on Form 6-K, filed on November 20, 2019, indicates that there were 334,734,912 Shares outstanding as of September 30, 2019.

Item 5.

Ownership of Five Percent or Less of a Class

If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following:   o

Item 6.

Ownership of More than Five Percent on Behalf of Another Person

Not applicable.

Item 7.

Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company or Control Person

Not applicable.

Item 8.

Identification and Classification of Members of the Group

Not applicable.

Item 9.

Notice of Dissolution of Group

Not applicable.

CUSIP No: 54951L109

Item 10.

Certification

By signing below each of the undersigned certifies that, to the best of its knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and 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.

SUSQUEHANNA INVESTMENT GROUP

SUSQUEHANNA SECURITIES, LLC

By:

/s/ Brian Sopinsky

By:

/s/ Brian Sopinsky

Name:

Brian Sopinsky

Name:

Brian Sopinsky

Title:

General Counsel

Title:

Secretary

CUSIP No: 54951L109

EXHIBIT

DESCRIPTION

I

Joint Filing Agreement

CUSIP No: 54951L109

SUSQUEHANNA INVESTMENT GROUP 

SUSQUEHANNA SECURITIES, LLC 

By:

/s/ Brian Sopinsky

By:

/s/ Brian Sopinsky

Name: Brian Sopinsky

Name: Brian Sopinsky

Title: General Counsel

Title: Secretary