UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                    FORM 13F

                               FORM 13F COVER PAGE



Report for the Calendar Year or Quarter Ended:   June 30, 2012

Check here if Amendment [ ];       Amendment Number:

This Amendment (Check only one):   [ ] is a restatement.
                                   [ ] adds new holdings entries.


Institutional Investment Manager Filing this Report:

Name:      OTA LLC
Address:   1 Manhattanville Road
           Purchase, NY 10577


Form 13F File Number: 28-11280

The institutional  investment  manager filing this report and the person by whom
it is signed hereby  represent  that the person signing the report is authorized
to  submit  it,  that all  information  contained  herein is true,  correct  and
complete,  and  that it is  understood  that  all  required  items,  statements,
schedules, lists, and tables, are considered integral parts of this form.


Person Signing this Report on Behalf of Reporting Manager:

Name:    John Hanratty
Title:   Chief Compliance Officer
Phone:   914-460-4099


Signature, Place, and Date of Signing:

/s/ John Hanratty              Purchase, NY                   August 10, 2012
----------------------------  -----------------------------  -------------------
        [Signature]                 [City, State]                   [Date]


Report Type (Check only one):

[ ]      13F HOLDINGS REPORT.(Check here if all holdings of this
         reporting manager are reported in this report.)

[X]      13F NOTICE. (Check here if no holdings reported in this report, and all
         holdings are reported by other reporting manager(s).)

[ ]      13F COMBINATION REPORT. (Check here if a portion of the holdings for
         this reporting manager are reported in this report and a portion are
         reported by other reporting manager(s).)


List of Other Managers Reporting for this Manager:

     Form 13F File Number     Name

     28-11283                 OTA Financial Group LP