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Filing Detail
Form 13F-HR - Quarterly report filed by institutional managers, Holdings:
SEC Accession No. 0000950123-20-008316
Filing Date
2020-08-12
Accepted
2020-08-12 12:19:41
Documents
2
Period of Report
2020-06-30
Effectiveness Date
2020-08-12

Document Format Files

Seq Description Document Type Size
1 primary_doc.html 13F-HR  
1 primary_doc.xml 13F-HR 1871
2 INFORMATION TABLE FOR FORM 13F 0000950123-20-008316-1123.html INFORMATION TABLE  
2 INFORMATION TABLE FOR FORM 13F 0000950123-20-008316-1123.xml INFORMATION TABLE 2976
  Complete submission text file 0000950123-20-008316.txt   6032
Mailing Address 450 KENDALL STREET CAMBRIDGE MA 02142
Business Address 450 KENDALL STREET CAMBRIDGE MA 02142 6174259200
MPM ASSET MANAGEMENT LLC (Filer) CIK: 0001263048 (see all company filings)

IRS No.: 043351032 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 13F-HR | Act: 34 | File No.: 028-13379 | Film No.: 201094832