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Filing Detail
Form N-CSRS - Certified Shareholder Report, Semi-Annual:
SEC Accession No. 0000930413-10-000362
Filing Date
2010-01-28
Accepted
2010-01-28 13:32:46
Documents
3
Period of Report
2009-11-30
Effectiveness Date
2010-01-28

Document Format Files

Seq Description Document Type Size
1 c60113_ncsrs.htm N-CSRS 218626
2 c60113_ex99cert.htm EX-99.CERT 14084
3 c60113_ex99-906cert.htm EX-99.906CERT 3959
  Complete submission text file 0000930413-10-000362.txt   240533

Series and Classes/Contracts Information:

Existing
  Status Name Ticker Symbol
CIK 0001140869      
Series S000010342   INSTITUTIONAL Enhanced PORTFOLIO
Class/Contract C000028608   INSTITUTIONAL Enhanced PORTFOLIO
  Status Name Ticker Symbol
CIK 0001140869      
Series S000010769   Prime Cash Reserves Portfolio
Class/Contract C000029767   Prime Cash Reserves Portfolio
  Status Name Ticker Symbol
CIK 0001140869      
Series S000015987   SMASh Series M Portfolio
Class/Contract C000043949   SMASh Series M Portfolio
  Status Name Ticker Symbol
CIK 0001140869      
Series S000015988   SMASh Series C Portfolio
Class/Contract C000043950   SMASh Series C Portfolio
  Status Name Ticker Symbol
CIK 0001140869      
Series S000015989   SMASh Series EC Portfolio
Class/Contract C000043951   SMASh Series EC Portfolio
  Status Name Ticker Symbol
CIK 0001140869      
Series S000015990   SMASh Series MEC Portfolio
Class/Contract C000043952   SMASh Series MEC Portfolio
  Status Name Ticker Symbol
CIK 0001140869      
Series S000018041   Liquid Reserves Portfolio
Class/Contract C000049971   Liquid Reserves Portfolio
  Status Name Ticker Symbol
CIK 0001140869      
Series S000018042   U.S. Treasury Reserves Portfolio
Class/Contract C000049972   U.S. Treasury Reserves Portfolio
  Status Name Ticker Symbol
CIK 0001140869      
Series S000018043   Tax Free Reserves Portfolio
Class/Contract C000049973   Tax Free Reserves Portfolio
  Status Name Ticker Symbol
CIK 0001140869      
Series S000025611   Government Portfolio
Class/Contract C000076728   Government Portfolio
Mailing Address LEGG MASON & CO., LLC 55 WATER STREET, 32ND FLOOR NORTH NEW YORK NY 10041
Business Address LEGG MASON & CO., LLC 55 WATER STREET, 32ND FLOOR NORTH NEW YORK NY 10041 800-451-2010
MASTER PORTFOLIO TRUST (Filer) CIK: 0001140869 (see all company filings)

IRS No.: 000000000 | State of Incorp.: MD | Fiscal Year End: 0831
Type: N-CSRS | Act: 40 | File No.: 811-10407 | Film No.: 10553111