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Filing Detail
Form 497 - Definitive materials:
SEC Accession No. 0001193125-18-189251
Filing Date
2018-06-11
Accepted
2018-06-11 14:31:12
Documents
16
Effectiveness Date
2018-06-11

Document Format Files

Seq Description Document Type Size
1 BLACKROCK U.S.MORTGAGE PORTFOLIO d590295d497.htm 497 6213
7 GRAPHIC g590295g0611224823427.jpg GRAPHIC 4175
  Complete submission text file 0001193125-18-189251.txt   426194

Data Files

Seq Description Document Type Size
2 XBRL INSTANCE DOCUMENT mas-20180522.xml EX-101.INS 17724
3 XBRL TAXONOMY EXTENSION SCHEMA mas-20180522.xsd EX-101.SCH 4140
4 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE mas-20180522_def.xml EX-101.DEF 84966
5 XBRL TAXONOMY EXTENSION LABEL LINKBASE mas-20180522_lab.xml EX-101.LAB 120916
6 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE mas-20180522_pre.xml EX-101.PRE 74253

Series and Classes/Contracts Information:

Existing
  Status Name Ticker Symbol
CIK 0001323737      
Series S000002988   BlackRock U.S.Mortgage Portfolio
Class/Contract C000008217   Institutional Shares
Class/Contract C000094139   Investor A Shares
Class/Contract C000094140   Investor C Shares
Mailing Address 100 BELLEVUE PARKWAY WILMINGTON DE 19809
Business Address 100 BELLEVUE PARKWAY WILMINGTON DE 19809 800-441-7762
Managed Account Series (Filer) CIK: 0001323737 (see all company filings)

IRS No.: 000000000 | State of Incorp.: DE | Fiscal Year End: 0412
Type: 497 | Act: 33 | File No.: 333-124463 | Film No.: 18891702