UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 13D

(Rule 13d-101)

INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT

TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO

§ 240.13d-2(a)

(Amendment No. 6)1

Merrimack Pharmaceuticals, Inc.

(Name of Issuer)

Common Stock, $0.01 par value per share

(Title of Class of Securities)

590328209

(CUSIP Number)

Joseph F. Lawler, M.D., Ph.D.

JFL Capital Management LLC

2110 Ranch Road 620 S, #341732

Lakeway, Texas 78734

(512) 761-4500

 

STEVE WOLOSKY

RYAN NEBEL

OLSHAN FROME WOLOSKY LLP

1325 Avenue of the Americas

New York, New York 10019

(212) 451-2300

(Name, Address and Telephone Number of Person

Authorized to Receive Notices and Communications)

 

November 15, 2019

(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 ¨.

Note:  Schedules filed in paper format shall include a signed original and five copies of the schedule, including all exhibits.  See § 240.13d-7 for other parties to whom copies are to be sent.

 

 

 

1              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. 590328209

  1   NAME OF REPORTING PERSON  
         
        JFL Partners Fund LP  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☐
        (b) ☐
           
  3   SEC USE ONLY    
           
           
  4   SOURCE OF FUNDS  
         
        WC  
  5   CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)     ☐
       
           
  6   CITIZENSHIP OR PLACE OF ORGANIZATION  
         
        DELAWARE  
NUMBER OF   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         276,847  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          276,847  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        276,847  
  12   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES     ☐
       
           
  13   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)  
         
        2.1%  
  14   TYPE OF REPORTING PERSON  
         
        PN  

  

2

CUSIP No. 590328209

  1   NAME OF REPORTING PERSON  
         
        JFL Capital Management LP  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☐
        (b) ☐
           
  3   SEC USE ONLY    
           
           
  4   SOURCE OF FUNDS  
         
        OO  
  5   CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)     ☐
       
           
  6   CITIZENSHIP OR PLACE OF ORGANIZATION  
         
        TEXAS  
NUMBER OF   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         276,847  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          276,847  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        276,847  
  12   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES     ☐
       
           
  13   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)  
         
        2.1%  
  14   TYPE OF REPORTING PERSON  
         
        PN  

  

3

CUSIP No. 590328209

 

  1   NAME OF REPORTING PERSON  
         
        JFL Capital Holdings LLC  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☐
        (b) ☐
           
  3   SEC USE ONLY    
           
           
  4   SOURCE OF FUNDS  
         
        OO  
  5   CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)     ☐
       
           
  6   CITIZENSHIP OR PLACE OF ORGANIZATION  
         
        DELAWARE  
NUMBER OF   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         276,847  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          276,847  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        276,847  
  12   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES     ☐
       
           
  13   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)  
         
        2.1%  
  14   TYPE OF REPORTING PERSON  
         
        OO  

  

4

CUSIP No. 590328209

 

  1   NAME OF REPORTING PERSON  
         
        JFL Capital Management LLC  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☐
        (b) ☐
           
  3   SEC USE ONLY    
           
           
  4   SOURCE OF FUNDS  
         
        OO  
  5   CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)     ☐
       
           
  6   CITIZENSHIP OR PLACE OF ORGANIZATION  
         
        DELAWARE  
NUMBER OF   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         701,998  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          701,998  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        701,998  
  12   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES     ☐
       
           
  13   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)  
         
        5.3%  
  14   TYPE OF REPORTING PERSON  
         
        OO  

  

5

CUSIP No. 590328209

 

  1   NAME OF REPORTING PERSON  
         
        Joseph F. Lawler  
  2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) ☐
        (b) ☐
           
  3   SEC USE ONLY    
           
           
  4   SOURCE OF FUNDS  
         
        OO  
  5   CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)     ☐
       
           
  6   CITIZENSHIP OR PLACE OF ORGANIZATION  
         
        USA  
NUMBER OF   7   SOLE VOTING POWER  
SHARES          
BENEFICIALLY         701,998  
OWNED BY   8   SHARED VOTING POWER  
EACH          
REPORTING         - 0 -  
PERSON WITH   9   SOLE DISPOSITIVE POWER  
         
          701,998  
    10   SHARED DISPOSITIVE POWER  
           
          - 0 -  
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON  
         
        701,998  
  12   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES     ☐
       
           
  13   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)  
         
        5.3%  
  14   TYPE OF REPORTING PERSON  
         
        IN  

  

6

CUSIP No. 590328209

The following constitutes Amendment No. 6 to the Schedule 13D filed by the undersigned (“Amendment No. 6”). This Amendment No. 6 amends the Schedule 13D as specifically set forth herein.

Item 3.Source and Amount of Funds or Other Consideration.

Item 3 is hereby amended and restated to read as follows:

The Shares purchased by JFL Partners and held in the JFL Account were purchased with working capital (which may, at any given time, include margin loans made by brokerage firms in the ordinary course of business). The aggregate purchase price of the 276,847 Shares beneficially owned by JFL Partners is approximately $1,140,806, including brokerage commissions. The aggregate purchase price of the 425,151 Shares held in the JFL Account is approximately $1,770,510, including brokerage commissions.

Item 5.Interest in Securities of the Issuer.

Items 5(a) – (c) are hereby amended and restated to read as follows:

(a)       The aggregate percentage of Shares reported owned by each person named herein is based upon 13,362,951 Shares outstanding as of November 8, 2019, which is the total number of Shares outstanding as reported in the Issuer’s quarterly report on Form 10-Q filed with the Securities and Exchange Commission on November 12, 2019.

As of the date hereof, JFL Partners directly beneficially owned 276,847 Shares, constituting approximately 2.1% of the Shares outstanding. JFL GP, as the general partner of JFL Partners, may be deemed to beneficially own the 276,847 Shares owned by JFL Partners, constituting approximately 2.1% of the Shares outstanding. JFL Holdings, as the general partner of JFL GP, may be deemed to beneficially own the 276,847 Shares owned by JFL Partners, constituting approximately 2.1% of the Shares outstanding.

As of the date hereof, 425,151 Shares were held in the JFL Account, constituting approximately 3.2% of the Shares outstanding.

JFL Capital Management, as the investment manager of JFL Partners and the JFL Account, may be deemed to beneficially own the 701,998 Shares owned in the aggregate by JFL Partners and held in the JFL Account, constituting approximately 5.3% of the Shares outstanding. Dr. Lawler, as the Managing Member of JFL Capital Management and JFL Holdings, may be deemed to beneficially own the 701,998 Shares owned in the aggregate by JFL Partners and held in the JFL Account, constituting approximately 5.3% of the Shares outstanding.

The filing of this Schedule 13D shall not be deemed an admission that the Reporting Persons are, for purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended, the beneficial owners of any securities of the Issuer he or it does not directly own. Each of the Reporting Persons specifically disclaims beneficial ownership of the securities reported herein that he or it does not directly own.

(b)       By virtue of their respective positions with JFL Partners, each of JFL GP, JFL Holdings, JFL Capital Management and Dr. Lawler may be deemed to have sole power to vote and dispose of the Shares reported owned by JFL Partners.

7

CUSIP No. 590328209

By virtue of their respective positions with the JFL Account, each of JFL Capital Management and Dr. Lawler may be deemed to have sole power to vote and dispose of the Shares held in the JFL Account.

(c)       Schedule A annexed hereto lists all transactions in securities of the Issuer by the Reporting Persons since the filing of Amendment No. 5 to the Schedule 13D. All of such transactions were effected in the open market.

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

Item 6 is hereby amended to add the following:

JFL Partners sold exchange-listed American-style call options referencing an aggregate of 120,000 Shares at an exercise price of $5.00 per Share, which had an expiration date of November 15, 2019. JFL Capital Management, through the JFL Account, sold exchange-listed American-style call options referencing an aggregate of 180,000 Shares at an exercise price of $5.00 per Share, which had an expiration date of November 15, 2019. All of such call options expired on November 15, 2019.

JFL Partners purchased exchange-listed American-style put options referencing an aggregate of 100,000 Shares at an exercise price of $4.00 per Share, which had an expiration date of November 15, 2019. JFL Capital Management, through the JFL Account, purchased exchange-listed American-style put options referencing an aggregate of 150,000 Shares at an exercise price of $4.00 per Share, which had an expiration date of November 15, 2019. All of such put options were exercised on November 15, 2019.

8

CUSIP No. 590328209

SIGNATURES

After reasonable inquiry and to the best of his knowledge and belief, the undersigned certifies that the information set forth in this statement is true, complete and correct.

Dated: November 19, 2019

 

  JFL PARTNERS FUND LP
   
  By: JFL Capital Management LP
General Partner
   
  By: JFL Capital Holdings LLC
General Partner
   
  By: /s/ Joseph F. Lawler
    Name: Joseph F. Lawler
    Title: Managing Member

 

 

  JFL CAPITAL MANAGEMENT LP
   
  By: JFL Capital Holdings LLC
General Partner
   
  By: /s/ Joseph F. Lawler
    Name: Joseph F. Lawler
    Title: Managing Member

 

 

  JFL CAPITAL HOLDINGS LLC
     
  By: /s/ Joseph F. Lawler
    Name: Joseph F. Lawler
    Title: Managing Member

 

 

  JFL CAPITAL MANAGEMENT LLC
   
  By: /s/ Joseph F. Lawler
    Name: Joseph F. Lawler
    Title: Managing Member

 

 

  /s/ Joseph F. Lawler
  JOSEPH F. LAWLER

 

 

9

CUSIP No. 590328209

SCHEDULE A

Transactions in Securities of the Issuer Since the Filing of Amendment No. 5 to the Schedule 13D

 

Nature of the Transaction

Securities

Purchased/(Sold)

Price ($)

Date of

Purchase/Sale

 

JFL Partners Fund LP

 

Sale of Common Stock (3,366) 5.2325 09/26/2019
Sale of Common Stock (8,319) 4.7312 09/27/2019
Sale of Common Stock (15,799) 4.5445 09/30/2019
Sale of Common Stock (22,500) 4.4968 10/01/2019
Sale of Common Stock (13,849) 4.5108 10/02/2019
Purchase of Put Options 100,000* 0.3000 10/02/2019
Sale of Call Options (100,000)# 0.1500 10/02/2019
Sale of Call Options (20,000)# 0.2000 10/04/2019

Sale of Common Stock (69,472) 4.0165 11/15/2019
Sale of Common Stock^ (100,000) 4.0000 11/15/2019

 

 

 

JFL Capital Management LLC

(Through the JFL Account)

 

Sale of Common Stock (4,842) 5.2325 09/26/2019
Sale of Common Stock (11,971) 4.7312 09/27/2019
Sale of Common Stock (22,733) 4.5445 09/30/2019
Sale of Common Stock (20,772) 4.5108 10/02/2019
Purchase of Put Options 150,000* 0.3000 10/02/2019
Sale of Call Options (150,000)# 0.1500 10/02/2019
Sale of Call Options (30,000)# 0.2000 10/04/2019

Sale of Common Stock (104,207) 4.0165 11/15/2019
Sale of Common Stock^ (150,000) 4.0000 11/15/2019


* Represents Shares underlying exchange-listed American-style put options, which have an exercise price of $4.00 per Share and expire on November 15, 2019.

# Represents Shares underlying exchange-listed American-style call options, which have an exercise price of $5.00 per Share and expire on November 15, 2019.

^ Represents Shares sold pursuant to the exercise of certain put options.