SECTION 906 CERTIFICATION

Pursuant to 18 U.S.C.ss. 1350, the undersigned officers of Federated Stock Trust
(the "Registrant"), hereby certify, to the best of our knowledge, that the
Registrant's Report on Form N-CSR for the period ended April 30, 2005 (the
"Report") fully complies with the requirements of Section 13(a) or 15(d), as
applicable, of the Securities and Exchange Act of 1934 and that the information
contained in the Report fairly presents, in all material respects, the financial
condition and results of operations of the Registrant.


Dated:  June 22, 2005

/s/ J. Christopher Donahue

Title: President, Principal Executive Officer



Dated: June 22, 2005

/s/ Richard J. Thomas

Title: Treasurer, Principal Financial Officer

This certification is being furnished solely pursuant to 18 U.S.C.ss. 1350 and
is not being filed as part of the Report or as a separate disclosure document.