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  UNITED STATES SECURITIES AND EXCHANGE COMMISSION OMB APPROVAL
  Washington, D.C. 20549
FORM 13F 		OMB Number:   3235-0006
Expires:          July 31, 2015
Estimated average burden
hours per response:       23.8


FORM 13F COVER PAGE


Report for the Calendar Year or Quarter Ended:
12-31-2015
 
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: FEDERATED INVESTORS INC /PA/ 
Address: FEDERATED INVESTORS TOWER 
  1001 LIBERTY AVENUE 
  Pittsburgh  PA  15222 

Form 13F File Number:   028-04375 


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: Megan Dolan 
Title: Senior Investment Management Compliance Officer 
Phone: 412-288-6518 

Signature, Place, and Date of Signing:

/s/Megan Dolan  Pittsburgh,  PENNSYLVANIA 02-11-2016 
[Signature] [City, State] [Date]

Do you wish to provide information pursuant to Special Instruction 5?    X  Yes            No

Additional Information

Federated Investors, Inc. ("Investors") is affiliated with the institutional investment managers listed on the summary page of this Form 13F in the manner described below. By virtue of Rule 13F-1(b) under the Securities Exchange Act of 1934, Investors is deemed to share investment discretion over all investments reported herein. This filing does not constitute an admission that such investment discretion does in fact exist, but is made solely to comply with applicable law. The information set forth below is numbered to correspond with the names of the other parties with respect to which this schedule is filed as listed at the bottom of the cover page hereof: 1. Federated Investment Counseling ("FIC") is an Investment Adviser to certain Federated Funds, Federated International Funds, PLC, Federated Unit Trust, and certain private investment accounts. FIC is a wholly-owned subsidiary of Investors. Investors exercises investment discretion over certain investments as reported by FIC. FIC exercises investment discretion over the investments identified with the number "1" under Item 7 in the attached tables. This filing is made on behalf of FIC with respect to all investments over which it exercises investment discretion. 2. Federated Investment Management Company ("FIM") is the Investment Adviser to certain Federated Funds. FIM is a wholly-owned subsidiary of Investors. Subject to guidelines established by the Boards of Trustees or Directors of the aforementioned Funds, FIM exercises investment discretion over the investments identified with the number "2" under Item 7 in the attached tables. This filing is made on behalf of FIM with respect to all investments over which it exercises investment discretion. 4. Passport Research Ltd. ("PR") is the Investment Adviser to certain money market funds. PR is 50.5% owned subsidiary of FIM. Subject to guidelines established by the Boards of Trustees of the aforementioned investment company, PR exercises investment discretion over the investments identified with the number "4" under Item 7 in the attached tables. This filing is made on behalf of PR with respect to all investments over which it exercises investment discretion. 8. Federated Advisory Services Company ("FASC") is an Investment Adviser that provides investment advice and other services to related advisers. 9. Federated Equity Management Company of Pennsylvania ("FEMCOPA") is the Investment Adviser to certain Federated Funds. FEMCOPA is a wholly-owned subsidiary of Investors. Subject to guidelines established by the Boards of Trustees or Directors of the aforementioned Funds, FEMCOPA exercises investment discretion over the investments identified with the number "9" under Item 7 in the attached tables. This filing is made on behalf of FEMCOPA with respect to all investments over which it exercises investment discretion. 21. Federated Global Investment Management Corp. ("Global") is the Investment Adviser to certain Federated Funds and certain private investment accounts. Global is a wholly-owned subsidiary of Investors. Subject to guidelines established by the Board of Trustees or Directors of the aforementioned Funds, Global exercises investment discretion over the investments identified with the number "21" under Item 7 in the attached tables. This filing is made on behalf of Global with respect to all investments over which it exercises investment discretion. 22. Federated MDT Advisers ("MDT") is the Investment Adviser to certain Federated Funds and certain private investment accounts. MDT is a wholly-owned subsidiary of Investors. Subject to guidelines established by the Boards of Trustees or Directors of the aforementioned Funds, MDT exercises investment discretion over the investments identified with the number "22" under Item 7 in the attached tables. This filing is made on behalf of MDT with respect to all investments over which it exercises investment discretion.

Report Type (Check only one.):

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

      13F NOTICE. (Check here if no holdings reported are 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).)


Form 13F Summary Page

Report Summary:

Number of Other Included Managers: 7 
Form 13F Information table Entry Total: 3313 
Form 13F Information table Value Total: 31,594,062 
  (thousands)

List of Other Included Managers:

Provide a numbered list of the name(s) and Form 13F number(s) of all institutional investement managers with respect to which this report is filed, other than the manager filing this report.

   No. Form 13F File Number Name CIK
01  028-01454  FEDERATED INVESTMENT COUNSELING  0000819684 
02  028-04377  FEDERATED INVESTMENT MANAGEMENT CO  0001086433 
04  028-02491  PASSPORT RESEARCH LTD  0000850365 
08  028-10899  FEDERATED ADVISORY SERVICES CO  0001279010 
09  028-10900  FEDERATED EQUITY MANAGEMENT CO OF PENNSYLVANIA  0001279012 
21  028-04379  FEDERATED GLOBAL INVESTMENT MANAGEMENT CORP  0001086431 
22  028-06902  FEDERATED MDTA LLC  0001056508 
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