SC 13D/A

 

 

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, DC 20549

 

 

SCHEDULE 13D

(Rule 13d-101)

Under the Securities Exchange Act of 1934

(Amendment No. 6)*

 

 

Mirati Therapeutics, Inc.

(Name of Issuer)

Common Stock, $0.001 par value

(Title of Class of Securities)

60468T105

(CUSIP Number)

David A. Brown

Alston & Bird LLP

950 F Street, N.W.

Washington, DC 20004-1404

202-239-3463

(Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications)

June 6, 2016

(Date of Event Which Requires Filing of this Statement)

 

 

If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of §§ 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box  ¨.

 

* 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.

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).

 

 

 


CUSIP No. 60468T105   SCHEDULE 13D/A   

 

  1   

NAMES OF REPORTING PERSONS

 

Boxer Capital, LLC

  2  

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)

 

(a)  x        (b)  ¨

  3  

SEC USE ONLY

 

  4  

SOURCE OF FUNDS (See Instructions)

 

WC

  5  

CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e)

 

¨

  6  

CITIZENSHIP OR PLACE OF ORGANIZATION

 

Delaware

NUMBER OF

SHARES

BENEFICIALLY

OWNED BY

EACH

REPORTING

PERSON

WITH

 

     7    

SOLE VOTING POWER

 

0

     8   

SHARED VOTING POWER

 

947,715*

     9   

SOLE DISPOSITIVE POWER

 

0

   10   

SHARED DISPOSITIVE POWER

 

947,715*

11  

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

947,715*

12  

CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)

 

¨

13  

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

 

4.7%**

14  

TYPE OF REPORTING PERSON (See Instructions)

 

OO

 

* This number includes 189,780 shares of common stock that Boxer Capital has the right to acquire pursuant to the Boxer 2012 Warrant.
** Based on 20,240,140 shares of common stock outstanding which is the sum of (i) 19,906,776 shares of common stock reported to be outstanding as of May 2, 2016 by the Issuer on its Form 10-Q filed with the SEC on May 5, 2016, (ii) 189,780 shares of common stock, which Boxer Capital currently has the right to acquire pursuant to the Boxer 2012 Warrant (as defined below), (iii) 78,186 shares of common stock, which MVA Investors currently has the right to acquire pursuant to the MVA 2012 Warrant (as defined below) and (iv) 65,398 shares of common stock subject to options exercisable within the next 60 days.


CUSIP No. 60468T105   SCHEDULE 13D/A   

 

  1   

NAMES OF REPORTING PERSONS

 

Boxer Asset Management Inc.

  2  

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)

 

(a)  x        (b)  ¨

  3  

SEC USE ONLY

 

  4  

SOURCE OF FUNDS (See Instructions)

 

WC

  5  

CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e)

 

¨

  6  

CITIZENSHIP OR PLACE OF ORGANIZATION

 

Bahamas

NUMBER OF

SHARES

BENEFICIALLY

OWNED BY

EACH

REPORTING

PERSON

WITH

 

     7    

SOLE VOTING POWER

 

0

     8   

SHARED VOTING POWER

 

947,715*

     9   

SOLE DISPOSITIVE POWER

 

0

   10   

SHARED DISPOSITIVE POWER

 

947,715*

11  

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

947,715*

12  

CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)

 

¨

13  

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

 

4.7%**

14  

TYPE OF REPORTING PERSON (See Instructions)

 

CO

 

* This number includes 189,780 shares of common stock that Boxer Capital has the right to acquire pursuant to the Boxer 2012 Warrant.
** Based on 20,240,140 shares of common stock outstanding which is the sum of (i) 19,906,776 shares of common stock reported to be outstanding as of May 2, 2016 by the Issuer on its Form 10-Q filed with the SEC on May 5, 2016, (ii) 189,780 shares of common stock, which Boxer Capital currently has the right to acquire pursuant to the Boxer 2012 Warrant, (iii) 78,186 shares of common stock, which MVA Investors currently has the right to acquire pursuant to the MVA 2012 Warrant and (iv) 65,398 shares of common stock subject to options exercisable within the next 60 days.


CUSIP No. 60468T105   SCHEDULE 13D/A   

 

  1   

NAMES OF REPORTING PERSONS

 

MVA Investors, LLC

  2  

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)

 

(a)  x        (b)  ¨

  3  

SEC USE ONLY

 

  4  

SOURCE OF FUNDS (See Instructions)

 

WC

  5  

CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e)

 

¨

  6  

CITIZENSHIP OR PLACE OF ORGANIZATION

 

Delaware

NUMBER OF

SHARES

BENEFICIALLY

OWNED BY

EACH

REPORTING

PERSON

WITH

 

     7    

SOLE VOTING POWER

 

507,526*

     8   

SHARED VOTING POWER

 

0

     9   

SOLE DISPOSITIVE POWER

 

507,526*

   10   

SHARED DISPOSITIVE POWER

 

0

11  

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

507,526*

12  

CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)

 

¨

13  

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

 

2.5%**

14  

TYPE OF REPORTING PERSON (See Instructions)

 

OO

 

* This number includes 78,186 shares of common stock that MVA Investors, LLC has the right to acquire pursuant to the MVA 2012 Warrant.
** Based on 20,240,140 shares of common stock outstanding which is the sum of (i) 19,906,776 shares of common stock reported to be outstanding as of May 2, 2016 by the Issuer on its Form 10-Q filed with the SEC on May 5, 2016, (ii) 189,780 shares of common stock, which Boxer Capital currently has the right to acquire pursuant to the Boxer 2012 Warrant, (iii) 78,186 shares of common stock, which MVA Investors currently has the right to acquire pursuant to the MVA 2012 Warrant and (iv) 65,398 shares of common stock subject to options exercisable within the next 60 days.


CUSIP No. 60468T105   SCHEDULE 13D/A   

 

  1   

NAMES OF REPORTING PERSONS

 

Braslyn Ltd.

  2  

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)

 

(a)  x        (b)  ¨

  3  

SEC USE ONLY

 

  4  

SOURCE OF FUNDS (See Instructions)

 

WC

  5  

CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e)

 

¨

  6  

CITIZENSHIP OR PLACE OF ORGANIZATION

 

Bahamas

NUMBER OF

SHARES

BENEFICIALLY

OWNED BY

EACH

REPORTING

PERSON

WITH

 

     7    

SOLE VOTING POWER

 

0

     8   

SHARED VOTING POWER

 

1,992,085

     9   

SOLE DISPOSITIVE POWER

 

0

   10   

SHARED DISPOSITIVE POWER

 

1,992,085

11  

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

1,992,085

12  

CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)

 

¨

13  

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

 

9.8%*

14  

TYPE OF REPORTING PERSON (See Instructions)

 

CO

 

* Based on 20,240,140 shares of common stock outstanding which is the sum of (i) 19,906,776 shares of common stock reported to be outstanding as of May 2, 2016 by the Issuer on its Form 10-Q filed with the SEC on May 5, 2016, (ii) 189,780 shares of common stock, which Boxer Capital currently has the right to acquire pursuant to the Boxer 2012 Warrant, (iii) 78,186 shares of common stock, which MVA Investors currently has the right to acquire pursuant to the MVA 2012 Warrant and (iv) 65,398 shares of common stock subject to options exercisable within the next 60 days.


CUSIP No. 60468T105   SCHEDULE 13D/A   

 

  1   

NAMES OF REPORTING PERSONS

 

Aaron I. Davis

  2  

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)

 

(a)  x        (b)  ¨

  3  

SEC USE ONLY

 

  4  

SOURCE OF FUNDS (See Instructions)

 

OO

  5  

CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e)

 

¨

  6  

CITIZENSHIP OR PLACE OF ORGANIZATION

 

United States of America

NUMBER OF

SHARES

BENEFICIALLY

OWNED BY

EACH

REPORTING

PERSON

WITH

 

     7    

SOLE VOTING POWER

 

87,052

     8   

SHARED VOTING POWER

 

0

     9   

SOLE DISPOSITIVE POWER

 

87,052

   10   

SHARED DISPOSITIVE POWER

 

0

11  

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

87,052

12  

CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)

 

¨

13  

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

 

0.4%*

14  

TYPE OF REPORTING PERSON (See Instructions)

 

IN

 

* Based on 20,240,140 shares of common stock outstanding which is the sum of (i) 19,906,776 shares of common stock reported to be outstanding as of May 2, 2016 by the Issuer on its Form 10-Q filed with the SEC on May 5, 2016, (ii) 189,780 shares of common stock, which Boxer Capital currently has the right to acquire pursuant to the Boxer 2012 Warrant, (iii) 78,186 shares of common stock, which MVA Investors currently has the right to acquire pursuant to the MVA 2012 Warrant and (iv) 65,398 shares of common stock subject to options exercisable within the next 60 days.


CUSIP No. 60468T105   SCHEDULE 13D/A   

 

  1   

NAMES OF REPORTING PERSONS

 

Shehan B. Dissanayake

  2  

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)

 

(a)  x        (b)  ¨

  3  

SEC USE ONLY

 

  4  

SOURCE OF FUNDS (See Instructions)

 

OO

  5  

CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e)

 

¨

  6  

CITIZENSHIP OR PLACE OF ORGANIZATION

 

United States of America

NUMBER OF

SHARES

BENEFICIALLY

OWNED BY

EACH

REPORTING

PERSON

WITH

 

     7    

SOLE VOTING POWER

 

77,038

     8   

SHARED VOTING POWER

 

0

     9   

SOLE DISPOSITIVE POWER

 

77,038

   10   

SHARED DISPOSITIVE POWER

 

0

11  

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

77,038

12  

CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)

 

¨

13  

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

 

0.4%*

14  

TYPE OF REPORTING PERSON (See Instructions)

 

IN

 

* Based on 20,240,140 shares of common stock outstanding which is the sum of (i) 19,906,776 shares of common stock reported to be outstanding as of May 2, 2016 by the Issuer on its Form 10-Q filed with the SEC on May 5, 2016, (ii) 189,780 shares of common stock, which Boxer Capital currently has the right to acquire pursuant to the Boxer 2012 Warrant, (iii) 78,186 shares of common stock, which MVA Investors currently has the right to acquire pursuant to the MVA 2012 Warrant and (iv) 65,398 shares of common stock subject to options exercisable within the next 60 days.


CUSIP No. 60468T105   SCHEDULE 13D/A   

 

  1   

NAMES OF REPORTING PERSONS

 

Christopher Fuglesang

  2  

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)

 

(a)  x        (b)  ¨

  3  

SEC USE ONLY

 

  4  

SOURCE OF FUNDS (See Instructions)

 

OO

  5  

CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e)

 

¨

  6  

CITIZENSHIP OR PLACE OF ORGANIZATION

 

United States of America

NUMBER OF

SHARES

BENEFICIALLY

OWNED BY

EACH

REPORTING

PERSON

WITH

 

     7    

SOLE VOTING POWER

 

30,518

     8   

SHARED VOTING POWER

 

0

     9   

SOLE DISPOSITIVE POWER

 

30,518

   10   

SHARED DISPOSITIVE POWER

 

0

11  

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

30,518

12  

CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)

 

¨

13  

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

 

0.1%*

14  

TYPE OF REPORTING PERSON (See Instructions)

 

IN

 

* Based on 20,240,140 shares of common stock outstanding which is the sum of (i) 19,906,776 shares of common stock reported to be outstanding as of May 2, 2016 by the Issuer on its Form 10-Q filed with the SEC on May 5, 2016, (ii) 189,780 shares of common stock, which Boxer Capital currently has the right to acquire pursuant to the Boxer 2012 Warrant, (iii) 78,186 shares of common stock, which MVA Investors currently has the right to acquire pursuant to the MVA 2012 Warrant and (iv) 65,398 shares of common stock subject to options exercisable within the next 60 days.


CUSIP No. 60468T105   SCHEDULE 13D/A   

 

  1   

NAMES OF REPORTING PERSONS

 

Peter E. Harwin

  2  

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)

 

(a)  x        (b)  ¨

  3  

SEC USE ONLY

 

  4  

SOURCE OF FUNDS (See Instructions)

 

OO

  5  

CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e)

 

¨

  6  

CITIZENSHIP OR PLACE OF ORGANIZATION

 

United States of America

NUMBER OF

SHARES

BENEFICIALLY

OWNED BY

EACH

REPORTING

PERSON

WITH

 

     7    

SOLE VOTING POWER

 

5,743

     8   

SHARED VOTING POWER

 

0

     9   

SOLE DISPOSITIVE POWER

 

5,743

   10   

SHARED DISPOSITIVE POWER

 

0

11  

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

5,743

12  

CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)

 

¨

13  

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

 

0.0%*

14  

TYPE OF REPORTING PERSON (See Instructions)

 

IN

 

* Based on 20,240,140 shares of common stock outstanding which is the sum of (i) 19,906,776 shares of common stock reported to be outstanding as of May 2, 2016 by the Issuer on its Form 10-Q filed with the SEC on May 5, 2016, (ii) 189,780 shares of common stock, which Boxer Capital currently has the right to acquire pursuant to the Boxer 2012 Warrant, (iii) 78,186 shares of common stock, which MVA Investors currently has the right to acquire pursuant to the MVA 2012 Warrant and (iv) 65,398 shares of common stock subject to options exercisable within the next 60 days.


CUSIP No. 60468T105   SCHEDULE 13D/A   

 

  1   

NAMES OF REPORTING PERSONS

 

Rodney W. Lappe

  2  

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)

 

(a)  x        (b)  ¨

  3  

SEC USE ONLY

 

  4  

SOURCE OF FUNDS (See Instructions)

 

OO

  5  

CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e)

 

¨

  6  

CITIZENSHIP OR PLACE OF ORGANIZATION

 

United States of America

NUMBER OF

SHARES

BENEFICIALLY

OWNED BY

EACH

REPORTING

PERSON

WITH

 

     7    

SOLE VOTING POWER

 

78,061*

     8   

SHARED VOTING POWER

 

0

     9   

SOLE DISPOSITIVE POWER

 

78,061*

   10   

SHARED DISPOSITIVE POWER

 

0

11  

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

78,061*

12  

CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)

 

¨

13  

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

 

0.4%**

14  

TYPE OF REPORTING PERSON (See Instructions)

 

IN

 

* This number includes 65,398 shares of common stock that Rodney W. Lappe has the right to acquire pursuant to stock options.
** Based on 20,240,140 shares of common stock outstanding which is the sum of (i) 19,906,776 shares of common stock reported to be outstanding as of May 2, 2016 by the Issuer on its Form 10-Q filed with the SEC on May 5, 2016, (ii) 189,780 shares of common stock, which Boxer Capital currently has the right to acquire pursuant to the Boxer 2012 Warrant, (iii) 78,186 shares of common stock, which MVA Investors currently has the right to acquire pursuant to the MVA 2012 Warrant and (iv) 65,398 shares of common stock subject to options exercisable within the next 60 days.


CUSIP No. 60468T105   SCHEDULE 13D/A   

 

  1   

NAMES OF REPORTING PERSONS

 

Ivan M. Lieberburg

  2  

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)

 

(a)  x        (b)  ¨

  3  

SEC USE ONLY

 

  4  

SOURCE OF FUNDS (See Instructions)

 

OO

  5  

CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e)

 

¨

  6  

CITIZENSHIP OR PLACE OF ORGANIZATION

 

United States of America

NUMBER OF

SHARES

BENEFICIALLY

OWNED BY

EACH

REPORTING

PERSON

WITH

 

     7    

SOLE VOTING POWER

 

37,241

     8   

SHARED VOTING POWER

 

0

     9   

SOLE DISPOSITIVE POWER

 

37,241

   10   

SHARED DISPOSITIVE POWER

 

0

11  

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

37,241

12  

CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)

 

¨

13  

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

 

0.2%*

14  

TYPE OF REPORTING PERSON (See Instructions)

 

IN

 

* Based on 20,240,140 shares of common stock outstanding which is the sum of (i) 19,906,776 shares of common stock reported to be outstanding as of May 2, 2016 by the Issuer on its Form 10-Q filed with the SEC on May 5, 2016, (ii) 189,780 shares of common stock, which Boxer Capital currently has the right to acquire pursuant to the Boxer 2012 Warrant, (iii) 78,186 shares of common stock, which MVA Investors currently has the right to acquire pursuant to the MVA 2012 Warrant and (iv) 65,398 shares of common stock subject to options exercisable within the next 60 days.


CUSIP No. 60468T105   SCHEDULE 13D/A   

 

  1   

NAMES OF REPORTING PERSONS

 

Neil Reisman

  2  

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)

 

(a)  x        (b)  ¨

  3  

SEC USE ONLY

 

  4  

SOURCE OF FUNDS (See Instructions)

 

OO

  5  

CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e)

 

¨

  6  

CITIZENSHIP OR PLACE OF ORGANIZATION

 

United States of America

NUMBER OF

SHARES

BENEFICIALLY

OWNED BY

EACH

REPORTING

PERSON

WITH

 

     7    

SOLE VOTING POWER

 

13,131

     8   

SHARED VOTING POWER

 

0

     9   

SOLE DISPOSITIVE POWER

 

13,131

   10   

SHARED DISPOSITIVE POWER

 

0

11  

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

13,131

12  

CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)

 

¨

13  

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

 

0.1%*

14  

TYPE OF REPORTING PERSON (See Instructions)

 

IN

 

* Based on 20,240,140 shares of common stock outstanding which is the sum of (i) 19,906,776 shares of common stock reported to be outstanding as of May 2, 2016 by the Issuer on its Form 10-Q filed with the SEC on May 5, 2016, (ii) 189,780 shares of common stock, which Boxer Capital currently has the right to acquire pursuant to the Boxer 2012 Warrant, (iii) 78,186 shares of common stock, which MVA Investors currently has the right to acquire pursuant to the MVA 2012 Warrant and (iv) 65,398 shares of common stock subject to options exercisable within the next 60 days.


CUSIP No. 60468T105   SCHEDULE 13D/A   

 

  1   

NAMES OF REPORTING PERSONS

 

William N. Harwin 2012 Gift Trust F/B/O Peter Harwin

  2  

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)

 

(a)  x        (b)  ¨

  3  

SEC USE ONLY

 

  4  

SOURCE OF FUNDS (See Instructions)

 

OO

  5  

CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e)

 

¨

  6  

CITIZENSHIP OR PLACE OF ORGANIZATION

 

California

NUMBER OF

SHARES

BENEFICIALLY

OWNED BY

EACH

REPORTING

PERSON

WITH

 

     7    

SOLE VOTING POWER

 

1,425

     8   

SHARED VOTING POWER

 

0

     9   

SOLE DISPOSITIVE POWER

 

1,425

   10   

SHARED DISPOSITIVE POWER

 

0

11  

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

1,425

12  

CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)

 

¨

13  

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

 

0.0%*

14  

TYPE OF REPORTING PERSON (See Instructions)

 

OO

 

* Based on 20,240,140 shares of common stock outstanding which is the sum of (i) 19,906,776 shares of common stock reported to be outstanding as of May 2, 2016 by the Issuer on its Form 10-Q filed with the SEC on May 5, 2016, (ii) 189,780 shares of common stock, which Boxer Capital currently has the right to acquire pursuant to the Boxer 2012 Warrant, (iii) 78,186 shares of common stock, which MVA Investors currently has the right to acquire pursuant to the MVA 2012 Warrant and (iv) 65,398 shares of common stock subject to options exercisable within the next 60 days.


CUSIP No. 60468T105   SCHEDULE 13D/A   

 

  1   

NAMES OF REPORTING PERSONS

 

Joe Lewis

  2  

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)

 

(a)  x        (b)  ¨

  3  

SEC USE ONLY

 

  4  

SOURCE OF FUNDS (See Instructions)

 

WC

  5  

CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e)

 

¨

  6  

CITIZENSHIP OR PLACE OF ORGANIZATION

 

United Kingdom

NUMBER OF

SHARES

BENEFICIALLY

OWNED BY

EACH

REPORTING

PERSON

WITH

 

     7    

SOLE VOTING POWER

 

0

     8   

SHARED VOTING POWER

 

2,939,800*

     9   

SOLE DISPOSITIVE POWER

 

0

   10   

SHARED DISPOSITIVE POWER

 

2,939,800*

11  

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

 

2,939,800*

12  

CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions)

 

¨

13  

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

 

14.5%**

14  

TYPE OF REPORTING PERSON (See Instructions)

 

IN

 

* This number includes 189,780 shares of common stock that Boxer Capital has the right to acquire pursuant to the Boxer 2012 Warrant.
** Based on 20,240,140 shares of common stock outstanding which is the sum of (i) 19,906,776 shares of common stock reported to be outstanding as of May 2, 2016 by the Issuer on its Form 10-Q filed with the SEC on May 5, 2016, (ii) 189,780 shares of common stock, which Boxer Capital currently has the right to acquire pursuant to the Boxer 2012 Warrant, (iii) 78,186 shares of common stock, which MVA Investors currently has the right to acquire pursuant to the MVA 2012 Warrant and (iv) 65,398 shares of common stock subject to options exercisable within the next 60 days.


CUSIP No. 60468T105   SCHEDULE 13D/A   

 

This Amendment No. 6 (“Amendment No. 6”) amends and supplements the statement on Schedule 13D filed on November 4, 2013 (the “Original Filing”) by Boxer Capital, LLC (“Boxer Capital”), Boxer Asset Management Inc. (“Boxer Management”), MVA Investors, LLC (“MVA Investors”) and Joe Lewis, as amended by Amendment No. 1 filed on February 2, 2015, Amendment No. 2 filed on September 18, 2015, Amendment No. 3 filed on January 6, 2016 (“Amendment No. 3”), Amendment No. 4 filed on January 15, 2016 (“Amendment No. 4”) and Amendment No. 5 filed on March 17, 2016. Amendment No. 3 was an original filing for Braslyn Ltd. (“Braslyn”). Amendment No. 4 was an original filing for Aaron I. Davis, Shehan B. Dissanayake, Christopher Fuglesang, Peter E. Harwin, Rodney W. Lappe, Ivan M. Lieberburg, Neil Reisman and William N. Harwin 2012 Gift Trust F/B/O Peter Harwin (the “Harwin Trust”). Boxer Capital, Boxer Management, MVA Investors, Braslyn, Joe Lewis, Aaron I. Davis, Shehan B. Dissanayake, Christopher Fuglesang, Peter E. Harwin, Rodney W. Lappe, Ivan M. Lieberburg, Neil Reisman and the Harwin Trust are collectively referred to herein as the “Reporting Persons.” The Original Filing, as amended, remains in effect except to the extent that it is amended, restated or superseded by information contained in this Amendment No. 6. Capitalized terms used and not defined in this Amendment No. 6 have the meanings set forth in the Original Filing, as amended.

This Amendment No. 6 is being filed to report a change in the Reporting Persons’ beneficial ownership of more than 1% as a result of purchases of shares of Common Stock in the open market.

Item 5. Interest in Securities of the Issuer.

Item 5 is hereby amended and restated in its entirety as follows:

All percentages are based on 20,240,140 shares of Common Stock outstanding which is the sum of (i) 19,906,776 shares of Common Stock reported to be outstanding as of May 2, 2016 by the Issuer on its Form 10-Q filed with the SEC on May 5, 2016, (ii) 189,780 shares of Common Stock, which Boxer Capital currently has the right to acquire pursuant to the Boxer 2012 Warrant, (iii) 78,186 shares of common stock, which MVA Investors currently has the right to acquire pursuant to the MVA 2012 Warrant and (iv) 65,398 shares of Common Stock subject to options exercisable within the next 60 days.

(a) The Reporting Persons may be deemed to beneficially own, in the aggregate, 3,777,535 shares of Common Stock, representing 18.7% of the Issuer’s outstanding Common Stock.

Boxer Capital and Boxer Management beneficially own 947,715 shares of Common Stock which represents 4.7% of the Issuer’s outstanding Common Stock. Braslyn beneficially owns 1,992,085 shares of Common Stock which represents 9.8% of the Issuer’s outstanding Common Stock. Joe Lewis beneficially owns 2,939,800 shares of Common Stock which represents 14.5% of the Issuer’s outstanding Common Stock. MVA Investors beneficially owns 507,526 shares of Common Stock which represents 2.5% of the Issuer’s outstanding Common Stock. Aaron I. Davis beneficially owns 87,052 shares of Common Stock which represents 0.4% of the Issuer’s outstanding Common Stock. Shehan B. Dissanayake beneficially owns 77,038 shares of Common Stock which represents 0.4% of the Issuer’s outstanding Common Stock. Christopher Fuglesang beneficially owns 30,518 shares of Common Stock which represents 0.1% of the Issuer’s outstanding Common Stock. Peter E. Harwin beneficially owns 5,743 shares of Common Stock which represents 0.0% of the Issuer’s outstanding Common Stock. Ivan M. Lieberburg beneficially owns 37,241 shares of Common Stock which represents 0.2% of the Issuer’s outstanding Common Stock. Neil Reisman beneficially owns 13,131 shares of Common Stock which represents 0.1% of the Issuer’s outstanding Common Stock. The Harwin Trust beneficially owns 1,425 shares of Common Stock which represents 0.0% of the Issuer’s outstanding Common Stock.

Rodney W. Lappe beneficially owns 78,061 shares of Common Stock, which includes 65,398 shares of Common Stock subject to options exercisable within the next 60 days, and represents 0.4% of the Issuer’s outstanding Common Stock.


CUSIP No. 60468T105   SCHEDULE 13D/A   

 

The table below reflects options to purchase shares of Common Stock of the Issuer owned by Rodney W. Lappe that are not currently exercisable within the next 60 days:

 

Grant Date

   Number of
Options
    

Vesting Schedule

5/18/2016      8,333       Exercisable in 12 equal monthly installments following the date of grant
9/9/2014      6,222       Exercisable in 36 equal monthly installments following the date of grant

The 2012 Warrants represent a right for Boxer Capital and MVA Investors to purchase 189,780 and 78,186 shares of Common Stock, respectively, at an exercise price of $7.86 (subject to adjustment). The 2012 Warrants are only exercisable to the extent that the holders thereof and their affiliates and joint actors would beneficially own no more than 19.99% of the outstanding Common Stock after exercise.

(b) With respect to any rights or powers to vote, or to direct the vote of, or to dispose of, or direct the disposition of, the Common Stock owned by the Reporting Persons:

(i) Sole power to vote or direct the vote:

MVA Investors has the sole power to vote the 507,526 shares of Common Stock it beneficially owns. Aaron I. Davis has the sole power to vote the 87,052 shares of Common Stock he beneficially owns. Shehan B. Dissanayake has the sole power to vote the 77,038 shares of Common Stock he beneficially owns. Christopher Fuglesang has the sole power to vote the 30,518 shares of Common Stock he beneficially owns. Peter E. Harwin has the sole power to vote the 5,743 shares of Common Stock he beneficially owns. Rodney W. Lappe has the sole power to vote the 78,061 shares of Common Stock he beneficially owns. Ivan M. Lieberburg has the sole power to vote the 37,241 shares of Common Stock he beneficially owns. Neil Reisman has the sole power to vote the 13,131 shares of Common Stock he beneficially owns. The Harwin Trust has the sole power to vote the 1,425 shares of Common Stock it beneficially owns. Boxer Capital, Boxer Management, Braslyn and Joe Lewis do not have the sole power to vote or direct the vote of any shares of Common Stock.

(ii) Shared power to vote or to direct the vote:

Boxer Capital and Boxer Management have shared voting power with respect to the 947,715 shares of Common Stock they beneficially own. Braslyn has shared voting power with respect to the 1,992,085 shares of Common Stock it beneficially owns. Joe Lewis has shared voting power with respect to the 2,939,800 shares of Common Stock he beneficially owns. Neither MVA Investors, Aaron I. Davis, Shehan B. Dissanayake, Christopher Fuglesang, Peter E. Harwin, Rodney W. Lappe, Ivan M. Lieberburg, Neil Reisman nor the Harwin Trust has shared power to vote or direct the vote of any shares of Common Stock.

(iii) Sole power to dispose or direct the disposition of:

MVA Investors has the sole power to dispose of the 507,526 shares of Common Stock it beneficially owns. Aaron I. Davis has the sole power to vote the 87,052 shares of Common Stock he beneficially owns. Shehan B. Dissanayake has the sole power to vote the 77,038 shares of Common Stock he beneficially owns. Christopher Fuglesang has the sole power to vote the 30,518 shares of Common Stock he beneficially owns. Peter E. Harwin has the sole power to vote the 5,743 shares of Common Stock he beneficially owns. Rodney W. Lappe has the sole power to vote the 78,061 shares of Common Stock he beneficially owns. Ivan M. Lieberburg has the sole power to vote the 37,241 shares of Common Stock he beneficially owns. Neil Reisman has the sole power to vote the 13,131 shares of Common Stock he beneficially owns. The Harwin Trust has the sole power to vote the 1,425 shares of Common Stock it beneficially owns. Boxer Capital, Boxer Management, Braslyn and Joe Lewis do not have the sole power to dispose or direct the disposition of any shares of Common Stock.

(iv) Shared power to dispose or to direct the disposition of:

Boxer Capital and Boxer Management have shared dispositive power with respect to the 947,715 shares of Common Stock they beneficially own. Braslyn has shared dispositive power with respect to the 1,992,085 shares of Common Stock it beneficially owns. Joe Lewis has shared voting power with respect to the 2,939,800 shares of Common Stock he beneficially owns. Neither MVA Investors, Aaron I. Davis, Shehan B. Dissanayake, Christopher Fuglesang, Peter E. Harwin, Rodney W. Lappe, Ivan M. Lieberburg, Neil Reisman nor the Harwin Trust has shared power to dispose of or direct the disposition of any shares of Common Stock.


CUSIP No. 60468T105   SCHEDULE 13D/A   

 

(c) Within the past 60 days, the Reporting Persons have effected the following transactions in the shares of Common Stock:

 

Date

   Number of
Shares
     Price per Share  

5/5/2016

     61,282       $ 18.2881   

5/6/2016

     4,500       $ 17.1499   

6/6/2016

     215,151       $ 10.3061   

6/7/2016

     161,751       $ 9.4902   

(d) No other person has the right to receive or the power to direct the receipt of dividends, or proceeds of sale of such securities outlined in this report.

(e) Not applicable.

Item 6. Contracts, Arrangements, Understandings or Relationships with Respect to Securities of the Issuer.

Item 6 is amended and restated in its entirety as follows:

Except as otherwise described in the Original Filing, as amended, there are no contracts, arrangements, understandings or relationships (legal or otherwise) among the persons named in Item 2 and between such persons and any person with respect to any securities of the Issuer, including, but not limited to, transfer or voting of any of the securities, finder’s fees, joint ventures, loan or option arrangements, puts or calls, guarantees of profits, division of profits or loss, or the giving or withholding of proxies.

Item 7. Material to Be Filed as Exhibits.

 

Exhibit 1    Joint Filing Agreement, dated January 15, 2016, among Boxer Capital, Boxer Management, Braslyn, MVA Investors, Joe Lewis, Aaron I. Davis, Shehan B. Dissanayake, Christopher Fuglesang, Peter E. Harwin, Rodney W. Lappe, Ivan M. Lieberburg, Neil Reisman and William N. Harwin 2012 Gift Trust F/B/O Peter Harwin, which is incorporated by reference to Exhibit 1 to Amendment No. 4
Exhibit 2    Form of Securities Purchase Agreement relating to the 2012 Private Placement, which is incorporated herein by reference to Exhibit 10.2 to the Form 10 filed by the Issuer on May 10, 2013
Exhibit 3    Form of Warrant Certificate issued in connection with the 2012 Private Placement, which is incorporated herein by reference to Exhibit 10.4 to the Form 10 filed by the Issuer on May 10, 2013


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: June 8, 2016

 

BOXER CAPITAL, LLC
By:  

/s/ Aaron I. Davis

Name:   Aaron I. Davis
Title:   Authorized Signatory
BOXER ASSET MANAGEMENT INC.
By:  

/s/ Jefferson R. Voss

Name:   Jefferson R. Voss
Title:   Director
BRASLYN LTD.
By:  

/s/ Jefferson R. Voss

Name:   Jefferson R. Voss
Title:   Authorized Signatory
MVA INVESTORS, LLC
By:  

/s/ Aaron I. Davis

Name:   Aaron I. Davis
Title:   Authorized Signatory
JOSEPH C. LEWIS
By:  

/s/ Joseph C. Lewis

  Joseph C. Lewis, Individually
RODNEY W. LAPPE
By:  

/s/ Rodney W. Lappe

  Rodney W. Lappe, Individually
IVAN M. LIEBERBURG
By:  

/s/ Ivan. M. Lieberburg

  Ivan M. Lieberburg, Individually
AARON I. DAVIS
By:  

/s/ Aaron I. Davis

  Aaron I. Davis, Individually
NEIL REISMAN
By:  

/s/ Neil Reisman

  Neil Reisman, Individually


CUSIP No. 60468T105   SCHEDULE 13D/A   

 

SHEHAN B. DISSANAYAKE
By:  

/s/ Shehan B. Dissanayake

  Shehan B. Dissanayake, Individually
CHRISTOPHER FUGLESANG
By:  

/s/ Christopher Fuglesang

  Christopher Fuglesang, Individually
PETER E. HARWIN
By:  

/s/ Peter E. Harwin

  Peter E. Harwin, Individually
WILLIAM N. HARWIN 2012 GIFT TRUST F/B/O PETER HARWIN
By:  

/s/ William N. Harwin

Name:   William N. Harwin
Title:   Trustee


EXHIBIT INDEX

 

Exhibit 1    Joint Filing Agreement, dated January 15, 2016, among Boxer Capital, Boxer Management, Braslyn, MVA Investors, Joe Lewis, Aaron I. Davis, Shehan B. Dissanayake, Christopher Fuglesang, Peter E. Harwin, Rodney W. Lappe, Ivan M. Lieberburg, Neil Reisman and William N. Harwin 2012 Gift Trust F/B/O Peter Harwin, which is incorporated by reference to Exhibit 1 to Amendment No. 4
Exhibit 2    Form of Securities Purchase Agreement relating to the 2012 Private Placement, which is incorporated herein by reference to Exhibit 10.2 to the Form 10 filed by the Issuer on May 10, 2013
Exhibit 3    Form of Warrant Certificate issued in connection with the 2012 Private Placement, which is incorporated herein by reference to Exhibit 10.4 to the Form 10 filed by the Issuer on May 10, 2013