Ownership Submission
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 *
GETCO Holding Company, LLC
  2. Issuer Name and Ticker or Trading Symbol
KNIGHT CAPITAL GROUP, INC. [KCG]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director __X__ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last)
(First)
(Middle)
350 N. ORLEANS STREET, 3RD FL SOUTH
3. Date of Earliest Transaction (Month/Day/Year)
07/01/2013
(Street)

CHICAGO, IL 60654
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
Class A Common Stock, par value $0.01 per share 07/01/2013(1)   J   56,876,424 D (1) 0 I Held by Subsidiary (2)

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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

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
GETCO Holding Company, LLC
350 N. ORLEANS STREET, 3RD FL SOUTH
CHICAGO, IL 60654
    X    
GETCO Strategic Investments, LLC
350 N. ORLEANS STREET, 3RD FL SOUTH
CHICAGO, IL 60654
    X    

Signatures

 /s/ Alex Sadowski, Authorized Person   07/03/2013
**Signature of Reporting Person Date

 /s/ Alex Sadowski, Authorized Person   07/03/2013
**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 1, 2013, pursuant to the Amended and Restated Agreement and Plan of Merger, dated as of December 19, 2012 and amended and restated as of April 15, 2013, by and among GETCO Holding Company, LLC ("GETCO"), GA-GTCO, LLC, Knight Capital Group, Inc. (the "Issuer"), Knight Holdco, Inc. (now KCG Holdings, Inc.), Knight Acquisition Corp, GETCO Acquisition, LLC and GA-GTCO Acquisition, LLC, each share of Issuer Class A Common Stock, par value $0.01 owned by GETCO and any of its subsidiaries, including GETCO Strategic Investments, LLC were cancelled for no consideration.
(2) GETCO Holding Company, LLC may have been deemed to beneficially own 56,876,424 shares of common stock, including 56,875,362 shares of Knight common stock held by GETCO Strategic Investments, LLC, a wholly owned subsidiary, and 1,067 shares of common stock owned by another wholly owned subsidiary.

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