0001476223-14-000002.txt : 20140507 0001476223-14-000002.hdr.sgml : 20140507 20140507101808 ACCESSION NUMBER: 0001476223-14-000002 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20140331 FILED AS OF DATE: 20140507 DATE AS OF CHANGE: 20140507 EFFECTIVENESS DATE: 20140507 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Allston Trading LLC CENTRAL INDEX KEY: 0001476223 IRS NUMBER: 371453179 STATE OF INCORPORATION: IL FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-13647 FILM NUMBER: 14819250 BUSINESS ADDRESS: STREET 1: 440 S. LASALLE STREET STREET 2: SUITE 1200 CITY: CHICAGO STATE: IL ZIP: 60605 BUSINESS PHONE: 312-663-7111 MAIL ADDRESS: STREET 1: 440 S. LASALLE STREET STREET 2: SUITE 1200 CITY: CHICAGO STATE: IL ZIP: 60605 13F-HR 1 primary_doc.xml 13F-HR LIVE false false false 0001476223 XXXXXXXX 03-31-2014 03-31-2014 Allston Trading LLC

440 S. LASALLE STREET SUITE 1200 CHICAGO IL 60605

13F HOLDINGS REPORT 028-13647 N Jay Biondo 312-663-7174 Jay Biondo Chicago IL 05-07-2014 0 4 16901 true INFORMATION TABLE 2 form13f2014q1.xml DIREXION SHS ETF TR DLY SMCAP BULL3X 25459W847 234 3007 SH SOLE 0 0 3007 PROSHARES TR PSHS ULT S&P 500 74347R107 5820 55339 SH SOLE 0 0 55339 SPDR DOW JONES INDL AVRG ETF UT SER 1 78467X109 10099 61513 SH SOLE 0 0 61513 SPDR S&P 500 ETF TR TR UNIT 78462F103 748 4000 SH SOLE 0 0 4000