Boxer Capital SC 13G Atreca, Inc.

Boxer Capital SC 13GAtreca, Inc.

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

SCHEDULE 13G

Under the Securities Exchange Act of 1934

(Amendment No. )*

Atreca, Inc.

(Name of Issuer)

Class A Common Stock, par value $0.0001

(Title of Class of Securities)

04965G109

(CUSIP Number)

June 24, 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:

☐ Rule13d-1(b)

☒ Rule13d-1(c)

☐ Rule13d-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).

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CUSIP No. 04965G109

Based on 20,850,261 shares of Class A Common Stock outstanding after the Issuer’s initial public offering, as set forth in the Issuer’s final prospectus filed with the SEC on June 20, 2019 (the “Final Prospectus”), assuming no exercise of the underwriters’ option to purchase an additional 1,102,500 shares of Class A Common Stock within 30 days of the date of the Final Prospectus.

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CUSIP No. 04965G109

Based on 20,850,261 shares of Class A Common Stock outstanding after the Issuer’s initial public offering, as set forth in the Final Prospectus, assuming no exercise of the underwriters’ option to purchase an additional 1,102,500 shares of Class A Common Stock within 30 days of the date of the Final Prospectus.

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CUSIP No. 04965G109

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CUSIP No. 04965G109

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Item 1(a).

Name of Issuer:

Atreca, Inc. (the “Issuer”)

Item 1(b).

Address of Issuer’s Principal Executive Offices:

500 Saginaw Drive

Redwood City, CA 94063

Item 2(a).

Name of Person Filing:

This Schedule 13G is jointly filed by Boxer Capital, LLC (“Boxer Capital”), Boxer Asset Management Inc. (“Boxer Management”), MVA Investors, LLC (“MVA Investors”) and Joe Lewis (together with Boxer Capital, Boxer Management and MVA Investors, the “Reporting Persons”). Boxer Management is the managing member and majority owner of Boxer Capital. Joe Lewis is the sole indirect beneficial owner of and controls Boxer Management. MVA Investors is the independent, personal investment vehicle of certain employees of Boxer Capital, and is controlled by employees of Boxer Capital that are members of MVA Investors. As such, MVA Investors is not controlled by any of the other Reporting Persons.

Item 2(b).

Address of Principal Business Office, or, if none, Residence:

The principal business address of Boxer Capital and MVA Investors is: 11682 El Camino Real, Suite 320, San Diego, CA 92130. The principal business address of Boxer Management and Joe Lewis is: Cay House, EP Taylor Drive N7776, Lyford Cay, New Providence, Bahamas.

Item 2(c).

Citizenship:

Boxer Capital is a limited liability company organized under the laws of Delaware. Boxer Management is a corporation organized under the laws of the Bahamas. MVA Investors is a limited liability company organized under the laws of Delaware. Joe Lewis is a citizen of the United Kingdom.

Item 2(d).

Title of Class of Securities:

Class A Common Stock, par value $0.0001 (the “Common Stock”)

Item 2(e).

CUSIP Number:

04965G109

Item 3.

If this statement is filed pursuant to Rule13d-1(b), or13d-2(b) or (c), check whether the person filing is a:

Not applicable.

Item 4.

Ownership.

(a)

Amount beneficially owned:

The Reporting Persons beneficially own, in the aggregate, 1,772,960 shares of Common Stock.

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(b)

Percent of class:

The number of shares of Common Stock beneficially owned by the Reporting Persons represent, in the aggregate, 8.5% of the Issuer’s outstanding Common Stock (based on 20,850,261 shares of Common Stock outstanding after the Issuer’s initial public offering, as set forth in the Final Prospectus, assuming no exercise of the underwriters’ option to purchase an additional 1,102,500 shares of Common Stock within 30 days of the date of the Final Prospectus).

(c)

Number of shares as to which such person has:

(i)

Sole power to vote or to direct the vote:

MVA Investors has the sole power to vote the 39,377 shares of Common Stock it beneficially owns.

(ii)

Shared power to vote or to direct the vote:

Boxer Capital, Boxer Asset Management and Joe Lewis have shared power to vote or to direct the vote of the 1,733,583 shares of Common Stock they beneficially own.

(iii)

Sole power to dispose or to direct the disposition of:

MVA Investors has the sole power to dispose or to direct the disposition of the 39,377 shares of Common Stock it beneficially owns.

(iv)

Shared power to dispose or to direct the disposition of:

Boxer Capital, Boxer Asset Management and Joe Lewis have shared power to dispose or to direct the disposition of the 1,733,583 shares of Common Stock they beneficially own.

Item 5.

Ownership of Five Percent or Less of a Class.

Not applicable.

Item 6.

Ownership of More than Five Percent on Behalf of Another Person.

Only Boxer Capital has the right to receive dividends and the proceeds from the sale of the shares of Common Stock held by Boxer Capital. Only MVA Investors has the right to receive dividends and the proceeds from the sale of the shares of Common Stock held by MVA Investors.

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.

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Item 10.

Certification.

(c) 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 §240.14a-11.

Exhibits


1		Joint Filing Agreement, dated July 1, 2019, among the Reporting Persons.

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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.

July 1, 2019


BOXER CAPITAL, LLC

By:		/s/ Aaron I. Davis
Name:		Aaron I. Davis
Title:		Chief Executive Officer

BOXER ASSET MANAGEMENT INC.

By:		/s/ Jason Callender
Name:		Jason Callender
Title:		Director

JOSEPH C. LEWIS

/s/ Joseph C. Lewis
Joseph C. Lewis, Individually

MVA INVESTORS, LLC

By:		/s/ Aaron I. Davis
Name:		Aaron I. Davis
Title:		Authorized Signatory

Name of reporting persons.

Boxer Capital, LLC

Check the appropriate box if a member of a group. (See instructions)
(a) ☐ (b) ☒

SEC use only.

Citizenship or place of organization.

Delaware