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Form 3 - Initial statement of beneficial ownership of securities:
SEC Accession No. 0001104659-16-130203
Filing Date
2016-06-29
Accepted
2016-06-29 19:48:06
Documents
1
Period of Report
2016-06-29

Document Format Files

Seq Description Document Type Size
1 3 a3.html 3  
1 3 a3.xml 3 21339
  Complete submission text file 0001104659-16-130203.txt   25303
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.: 001-37813 | Film No.: 161740139

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

Type: 3 | Act: 34 | File No.: 001-37813 | Film No.: 161740138

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.: 001-37813 | Film No.: 161740143

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.: 001-37813 | Film No.: 161740140

Mailing Address 480 ARSENAL STREET SUITE 130 WATERTOWN MA 02472
Business Address 480 ARSENAL STREET SUITE 130 WATERTOWN MA 02472 617-744-1340
Syros Pharmaceuticals, Inc. (Issuer) CIK: 0001556263 (see all company filings)

IRS No.: 453772460 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 2834 Pharmaceutical Preparations

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.: 001-37813 | Film No.: 161740142

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.: 001-37813 | Film No.: 161740141