UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 Issuer-LaBranche & Co Inc Securities Class-common stock CUSIP Number-505447102 Event Requiring Filing -August 2005 Filed pursuant to Rule 13d-1(b) CUSIP Number 505447102 Reporter- Horizon Asset Management, Inc. Tax ID#13-3776334 Place of Organization-New York Number of Shares-sole voting power-3,417,678 Sole dispositive power-3,417,678 Amount beneficially owned-3,417,678 Percent of Class represented by above-5.7% Type of Reporting Person-IA Name of Issuer-LaBranche & co Inc Address of Issuer-One Exchange Plaza, New York, NY 10006 Name of Person Filing-Horizon Asset Management, Inc. Address -470 Park Avenue South, 4th Floor South, NY, NY, 10016 Citizenship-New York Securities Class-common stock Filing re Section 240.13d-1(b) by investment adviser under Section 240.13d-1(b)(1)(ii)(E). Amount beneficially owned-3,417,678 Percent of class-5.7% sole voting power-3,417,678 shared power to vote or direct the vote-0 sole power to dispose/direct the disposition-3,417,678 shared power to dispose/direct the disposition-0 Certification pursuant to Section 240.13d-1(b): By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect. 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. Date-February 18, 2009 Signature-Andrew M. Fishman Title-Chief Compliance Officer