EDGAR Filing Documents for 0001209191-19-012245

Form 4 - Statement of changes in beneficial ownership of securities:

SEC Accession No. 0001209191-19-012245

Filing Date

2019-02-21

Accepted

2019-02-21 18:05:39

Documents

Period of Report

2019-02-19

Document Format Files

Seq	Description	Document	Type	Size
1	FORM 4 SUBMISSION	doc4.html	4
1	FORM 4 SUBMISSION	doc4.xml	4	16975
	Complete submission text file	0001209191-19-012245.txt		20083

Mailing Address 100 BINNEY STREET CAMBRIDGE MA 02142

Business Address 100 BINNEY STREET CAMBRIDGE MA 02142 617-949-5200

IRS No.: 474152751 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 2836 Biological Products, (No Diagnostic Substances)

Mailing Address 450 KENDALL STREET CAMBRIDGE MA 02142

Business Address 450 KENDALL STREET CAMBRIDGE MA 02142 617-425-9200

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-38811 | Film No.: 19623280

Mailing Address 450 KENDALL STREET CAMBRIDGE MA 02142

Business Address 450 KENDALL STREET CAMBRIDGE MA 02142 617-425-9200

MPM SunStates GP Managing Member LLC (Reporting) CIK: 0001765023 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-38811 | Film No.: 19623283

Mailing Address 450 KENDALL STREET CAMBRIDGE MA 02142

Business Address 450 KENDALL STREET CAMBRIDGE MA 02142 617-425-92--

MPM Asset Management Investors SunStates Fund LLC (Reporting) CIK: 0001765025 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-38811 | Film No.: 19623281

Mailing Address 450 KENDALL STREET CAMBRIDGE MA 02142

Business Address 450 KENDALL STREET CAMBRIDGE MA 02142 617-425-9200

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-38811 | Film No.: 19623282