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Form 3 - Initial statement of beneficial ownership of securities:
SEC Accession No. 0000899243-19-018536
Filing Date
2019-06-28
Accepted
2019-06-28 16:30:27
Documents
1
Period of Report
2019-06-18

Document Format Files

Seq Description Document Type Size
1 FORM 3 SUBMISSION doc3.html 3  
1 FORM 3 SUBMISSION doc3.xml 3 9387
  Complete submission text file 0000899243-19-018536.txt   13278
Mailing Address 55 CAMBRIDGE PARKWAY, SUITE 800E CAMBRIDGE MA 02142
Business Address 55 CAMBRIDGE PARKWAY, SUITE 800E CAMBRIDGE MA 02142 617 868-1888
Flagship Pioneering Inc. (Reporting) CIK: 0001400240 (see all company filings)

State of Incorp.: DE
Type: 3 | Act: 34 | File No.: 001-37465 | Film No.: 19929807

Mailing Address 200 SIDNEY STREET CAMBRIDGE MA 02139
Business Address 200 SIDNEY STREET CAMBRIDGE MA 02139 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 55 CAMBRIDGE PARKWAY CAMBRIDGE MA 02142
Business Address 55 CAMBRIDGE PARKWAY CAMBRIDGE MA 02142 617-868-1888
Flagship Pioneering Fund VI, L.P. (Reporting) CIK: 0001716926 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-37465 | Film No.: 19929809

Mailing Address 55 CAMBRIDGE PARKWAY SUITE 800E CAMBRIDGE MA 02142
Business Address 55 CAMBRIDGE PARKWAY SUITE 800E CAMBRIDGE MA 02142 617-868-1888
Flagship Pioneering Fund VI General Partner LLC (Reporting) CIK: 0001724957 (see all company filings)

Type: 3 | Act: 34 | File No.: 001-37465 | Film No.: 19929808

Mailing Address 55 CAMBRIDGE PARKWAY, 8TH FLOOR CAMBRIDGE MA 02142
Business Address 55 CAMBRIDGE PARKWAY, 8TH FLOOR CAMBRIDGE MA 02142 617-868-1888
Nutritional Health LTP Fund General Partner LLC (Reporting) CIK: 0001780951 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-37465 | Film No.: 19929810

Mailing Address 55 CAMBRIDGE PARKWAY, 8TH FLOOR CAMBRIDGE MA 02142
Business Address 55 CAMBRIDGE PARKWAY, 8TH FLOOR CAMBRIDGE MA 02142 617-868-1888
Nutritional Health LTP Fund, L.P. (Reporting) CIK: 0001780956 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-37465 | Film No.: 19929811