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Form 3 - Initial statement of beneficial ownership of securities:
SEC Accession No. 0001209191-15-056411
Filing Date
2015-06-25
Accepted
2015-06-25 17:37:20
Documents
1
Period of Report
2015-06-25

Document Format Files

Seq Description Document Type Size
1 FORM 3 SUBMISSION doc3.html 3  
1 FORM 3 SUBMISSION doc3.xml 3 20910
  Complete submission text file 0001209191-15-056411.txt   26042
Mailing Address 1 SUNSET RIDGE LEXINGTON MA 02173
Business Address
AFEYAN NOUBAR (Reporting) CIK: 0001222012 (see all company filings)

Type: 3 | Act: 34 | File No.: 001-37465 | Film No.: 15952600

Mailing Address
Business Address
KANIA EDWIN M JR (Reporting) CIK: 0001255927 (see all company filings)

Type: 3 | Act: 34 | File No.: 001-37465 | Film No.: 15952593

Mailing Address ONE MEMORIAL DRIVE 7TH FLOOR CAMBRIDGE MA 02142
Business Address ONE MEMORIAL DRIVE 7TH FLOOR CAMBRIDGE MA 02142 617-868-1888
Flagship Ventures Fund IV, L.P. (Reporting) CIK: 0001503559 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-37465 | Film No.: 15952598

Mailing Address ONE MEMORIAL DRIVE 7TH FLOOR CAMBRIDGE MA 02142
Business Address ONE MEMORIAL DRIVE 7TH FLOOR CAMBRIDGE MA 02142 617-868-1888
Flagship Ventures Fund IV General Partner LLC (Reporting) CIK: 0001508051 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-37465 | Film No.: 15952594

Mailing Address ONE MEMORIAL DRIVE 7TH FLOOR CAMBRIDGE MA 02142
Business Address ONE MEMORIAL DRIVE 7TH FLOOR CAMBRIDGE MA 02142 617-868-1888
Flagship Ventures Fund 2007, L.P. (Reporting) CIK: 0001508052 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-37465 | Film No.: 15952599

Mailing Address ONE MEMORIAL DRIVE 7TH FLOOR CAMBRIDGE MA 02142
Business Address ONE MEMORIAL DRIVE 7TH FLOOR CAMBRIDGE MA 02142 617-868-1888
Flagship Ventures 2007 General Partner LLC (Reporting) CIK: 0001508053 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-37465 | Film No.: 15952595

Mailing Address C/O ELEVEN BIOTHERAPEUTICS 215 FIRST STREET, SUITE 400 CAMBRIDGE MA 02142
Business Address ONE MEMORIAL DRIVE 7TH FLOOR CAMBRIDGE MA 02142 617-868-1888
Flagship Ventures Fund IV-Rx, L.P. (Reporting) CIK: 0001590973 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-37465 | Film No.: 15952597

Mailing Address 215 FIRST STREET SUITE 440 CAMBRIDGE MA 02142
Business Address 215 FIRST STREET SUITE 440 CAMBRIDGE MA 02142 617 945 9626
Seres Therapeutics, Inc. (Issuer) CIK: 0001609809 (see all company filings)

IRS No.: 274326290 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 2834 Pharmaceutical Preparations

Mailing Address ONE MEMORIAL DRIVE 7TH FLOOR CAMBRIDGE MA 02143
Business Address ONE MEMORIAL DRIVE 7TH FLOOR CAMBRIDGE MA 02143 617-868-1888
Flagship VentureLabs IV, LLC (Reporting) CIK: 0001642578 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-37465 | Film No.: 15952596