Exhibit 32.1

Certification of the Principal Executive Officer

Pursuant to 18 U.S.C. Section 1350,

As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

In connection with the periodic report of Knight Capital Corp. (the "Company") on Form 10-Q for the period ended November 30, 2010, as filed with the Securities and Exchange Commission on the date hereof (the "Report"),  Jay Lutsky , the Principal Executive Officer of the Company, hereby certifies, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that:

(1) The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

(2) The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

/s/ Jay Lutsky

 Principal Executive Officer

Date: January 11, 2011