Washington, D.C. 20549

                                    FORM 8-K

                                 CURRENT REPORT

     Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

        Date of Report (Date of earliest event reported): February 1, 2013

                           POTOMAC FUTURES FUND L.P.
             (Exact name of registrant as specified in its charter)

   New York                         0-50735                    13-3937275
--------------                   ------------------             ------------------
(State or other          (Commission File         (IRS Employer
jurisdiction of               Number)                 Identification No.)

                        c/o Ceres Managed Futures LLC
                           522 Fifth Avenue - 14th Floor
                               New York, NY 10036

              (Address and Zip Code of principal executive offices)

       Registrant's telephone number, including area code: (212) 296-1999

                                 Not Applicable
          (Former name or former address, if changed since last report)

Check  the  appropriate  box  below  if the  Form  8-K  filing  is  intended  to
simultaneously  satisfy the filing obligation of the registrant under any of the
following provisions (see General Instruction A.2. below):

     |_| Written communications pursuant to Rule 425 under the Securities Act
(17 CFR 230.425)

     |_| Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17
CFR 240.14a-12)

     |_| Pre-commencement communications pursuant to Rule 14d-2(b) under the
Exchange Act (17 CFR 240.14d-2(b))

     |_| Pre-commencement communications pursuant to Rule 13e-4(c) under the
Exchange Act (17 CFR 240.13e-4(c))



Item 3.02 Unregistered Sales of Equity Securities
     On February 1, 2013, the registrant issued 507.7500 units of limited partnership interest
(“Units”) in exchange for $694,358 in a transaction that was not registered under the Act. 
The Units were issued in reliance upon applicable exemptions from registration under Section
4(2) of the Act and Section 506 of Regulation D promulgated thereunder.




     Pursuant to the  requirements  of the Securities  Exchange Act of 1934, the
registrant  has duly  caused  this  report  to be  signed  on its  behalf by the
undersigned hereunto duly authorized.


       By: Ceres Managed Futures LLC
           General Partner

       By /s/ Walter Davis
              Walter Davis
              President and Director


       By  /s/ Damian George
               Damian George
               Chief Financial Officer

Date: February 5, 2013



                          Ceres Managed Futures LLC
                         522 Fifth Avenue - 14th Floor
                               New York, NY 10036

February 5, 2013

Securities and Exchange Commission
100 F Street, N.E.
Washington, D.C. 20549

Re:      Potomac Futures Fund L.P.
           Current Report on Form 8-K

Ladies and Gentlemen:

On behalf of Potomac Futures Fund L.P. and pursuant to Rule 13a-11  promulgated
by the  Securities  and  Exchange  Commission  (the  "Commission"),  we transmit
herewith for filing with the  Commission  via EDGAR a Current Report on Form 8-K
pursuant to the  Securities  Exchange Act of 1934 and the rules and  regulations

Should  members of the  Commission's  staff have any  questions or comments with
respect to this filing, please contact the undersigned at (212) 296-1296.

Very truly yours,

/s/ Delores Jaramillo
    Delores Jaramillo