XNYS:NTI Northern Tier Energy LP Class A Insider Activity 4 Filing - 7/30/2012

Effective Date 7/30/2012

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FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
ACON Refining Partners, L.L.C.
  2. Issuer Name and Ticker or Trading Symbol
Northern Tier Energy LP [NTI]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director __X__ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last)
(First)
(Middle)
1133 CONNECTICUT AVE., NW, STE 700, 
3. Date of Earliest Transaction (Month/Day/Year)
07/30/2012
(Street)

WASHINGTON, DC 20036
4. If Amendment, Date Original Filed (Month/Day/Year)
6. Individual or Joint/Group Filing (Check Applicable Line)
___ Form filed by One Reporting Person
_X_ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)
4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)
5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)
6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)
7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)
5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)
6. Date Exercisable and Expiration Date
(Month/Day/Year)
7. Title and Amount of Underlying Securities
(Instr. 3 and 4)
8. Price of Derivative Security
(Instr. 5)
9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)
10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)
11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Common Units Right $14 07/30/2012   D     2,437,500   (1)   (1) Common Units 2,437,500 $14(1) 0 I See footnote(2)

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
ACON Refining Partners, L.L.C.
1133 CONNECTICUT AVE., NW, STE 700
WASHINGTON, DC 20036
  X   X    
ACON Funds Management, L.L.C.
1133 CONNECTICUT AVE., NW, STE 700
WASHINGTON, DC 20036
  X   X    
AIP V GenPar, L.L.C.
C/O ACON FUNDS MANAGEMENT, L.L.C.
1133 CONNECTICUT AVE., NW, STE 700
WASHINGTON, DC 20036
  X   X    

Signatures

 ACON Funds Management, L.L.C, By: Barry E. Johnson, Title: Authorized Signatory   08/01/2012
** Signature of Reporting Person Date

 ACON Refining Partners, L.L.C., By: Barry E. Johnson, Title: Authorized Signatory   08/01/2012
** Signature of Reporting Person Date

 AIP V GenPar, L.L.C., By: Barry E. Johnson, Title: Authorized Signatory   08/01/2012
** Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) On July 30, 2012, the underwriters of the Issuer's initial public offering exercised their right to purchase 2,437,500 additional Common Units pursuant to an over-allotment option, which closed on July 31, 2012. The net proceeds from the exercise of the over-allotment option were distributed by the Issuer to Northern Tier Holdings LLC ("Holdings").
(2) The securities reported in this statement were held by Holdings. Northern Tier Investors, LLC ("Investors LLC") is the sole owner of the common interests in Holdings. The sole member of Investors LLC is Northern Tier Investors LP ("Investors LP"). The general partner of Investors LP is NTI GenPar LLC. ACON Refining Partners, L.L.C. ("Refining") owns 48.75% of the Class A common units in Investors LP and 50% of the limited liability company interests in NTI GenPar LLC. AIP V GenPar, L.L.C. ("GenPar") is the managing member of Refining. ACON Funds Management, L.L.C. ("Management") is the managing member of GenPar.

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XNYS:NTI Northern Tier Energy LP Class A Insider Activity 4 Filling

Northern Tier Energy LP Class A XNYS:NTI Stock - Get Insider Activity SEC Filing of Northern Tier Energy LP Class A XNYS:NTI stocks, including company profile, shares outstanding, strategy, business segments, operations, officers, consolidated financial statements, financial notes and ownership information.

XNYS:NTI Northern Tier Energy LP Class A Insider Activity 4 Filing - 7/30/2012
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