UNITED STATES SECURITIES AND EXCHANGE COMMISSION  WASHINGTON, DC 20549  F OR M 10 -K  (Mark One)  Annual report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934   For the fiscal year ended December 28, 2013 OR  Transition report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934  Commission file number: 001-32320  BUILD-A-BEAR WORKSHOP, INC.  (Exact Name of Registrant as Specified in Its Charter)  43-1883836 (I.R.S. Employer Identification No.) 63114  (Zip Code) Delaware  (State or Other Jurisdiction of Incorporation or Organization) 1954 Innerbelt Business Center Drive St. Louis, Missouri  (Address of Principal Executive Offices) (314) 423-8000  (Registrant’s Telephone Number, Including Area Code)  Securities registered pursuant to Section 12(b) of the Act:  Common Stock, par value $0.01 per share New York Stock Exchange Name of Each Exchange on Which Registered  Title of Each Class Securities registered pursuant to Section 12(g) of the Act: None  Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act. Yes No  Indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or Section 15(d) of the Act. Yes No  Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. Yes No  Indicate by check mark whether the registrant has submitted electronically and posted on its corporate Web site, if any, every Interactive Data File required to be submitted and posted pursuant to Rule 405 of Regulation S-T (§232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was required to submit and post such files). Yes No  Indicate by check mark if disclosure of delinquent filers pursuant to Item 405 of Regulation S-K (§229.405) is not contained herein, and will not be contained, to the best of registrant’s knowledge, in definitive proxy or information statements incorporated by reference in Part III of this Form 10-K or any amendment to this Form 10-K. Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, or a smaller reporting company. See the definitions of “large accelerated filer,” “accelerated filer” and “smaller reporting company” in Rule 12b-2 of the Exchange Act. (Check one):  Large accelerated filer Accelerated filer Non-accelerated filer Smaller reporting company Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Act). Yes No  There is no non-voting common equity. The aggregate market value of the common stock held by nonaffiliates (based upon the closing price of $6.07 for the shares on the New York Stock Exchange on June 28, 2013) was $72,341,234 as of June 29, 2013.  As of March 7, 2014, there were 17,400,528 issued and outstanding shares of the registrant’s common stock.  DOCUMENTS INCORPORATED BY REFERENCE  Portions of the registrant’s Proxy Statement for its May 8, 2014 Annual Meeting are incorporated herein by reference. 