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Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0000899243-19-006455
Filing Date
2019-03-06
Accepted
2019-03-06 16:45:31
Documents
1
Period of Report
2019-03-04

Document Format Files

Seq Description Document Type Size
1 FORM 4 SUBMISSION doc4.html 4  
1 FORM 4 SUBMISSION doc4.xml 4 58543
  Complete submission text file 0000899243-19-006455.txt   64882
Mailing Address 1 SUNSET RIDGE LEXINGTON MA 02173
Business Address
AFEYAN NOUBAR (Reporting) CIK: 0001222012 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-38822 | Film No.: 19663096

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: 4 | Act: 34 | File No.: 001-38822 | Film No.: 19663091

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 V, L.P. (Reporting) CIK: 0001627639 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-38822 | Film No.: 19663088

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 Opportunities Fund I, L.P. (Reporting) CIK: 0001677345 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-38822 | Film No.: 19663094

Mailing Address 55 CAMBRIDGE PARKWAY SUITE 800E CAMBRIDGE MA 02142
Business Address 55 CAMBRIDGE PARKWAY SUITE 800E CAMBRIDGE MA 02142 617-868-1888
Flagship Ventures Fund V General Partner LLC (Reporting) CIK: 0001724575 (see all company filings)

State of Incorp.: DE
Type: 4 | Act: 34 | File No.: 001-38822 | Film No.: 19663087

Mailing Address 55 CAMBRIDGE PARKWAY SUITE 800E CAMBRIDGE MA 02142
Business Address 55 CAMBRIDGE PARKWAY SUITE 800E CAMBRIDGE MA 02142 617-868-1888
Flagship VentureLabs V LLC (Reporting) CIK: 0001724959 (see all company filings)

State of Incorp.: DE
Type: 4 | Act: 34 | File No.: 001-38822 | Film No.: 19663089

Mailing Address 55 CAMBRIDGE PARKWAY SUITE 800E CAMBRIDGE MA 02142
Business Address 55 CAMBRIDGE PARKWAY SUITE 800E CAMBRIDGE MA 02142 617-868-1888
Nutritional Health Side Fund, L.P. (Reporting) CIK: 0001725000 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-38822 | Film No.: 19663093

Mailing Address 55 CAMBRIDGE PARKWAY SUITE 800E CAMBRIDGE MA 02142
Business Address 55 CAMBRIDGE PARKWAY SUITE 800E CAMBRIDGE MA 02142 617-868-1888
Nutritional Health Disruptive Innovation Fund, L.P. (Reporting) CIK: 0001725001 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-38822 | Film No.: 19663092

Mailing Address 55 CAMBRIDGE PARKWAY SUITE 800E CAMBRIDGE MA 02142
Business Address 55 CAMBRIDGE PARKWAY SUITE 800E CAMBRIDGE MA 02142 617-868-1888
Flagship Ventures Opportunities Fund I General Partner LLC (Reporting) CIK: 0001725004 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-38822 | Film No.: 19663095

Mailing Address 18 CROSBY DRIVE BEDFORD MA 01730
Business Address 18 CROSBY DRIVE BEDFORD MA 01730 617-674-9000
Kaleido Biosciences, Inc. (Issuer) CIK: 0001751299 (see all company filings)

IRS No.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 2836 Biological Products, (No Diagnostic Substances)

Mailing Address 55 CAMBRIDGE PARKWAY, SUITE 800E CAMBRIDGE MA 02142
Business Address 55 CAMBRIDGE PARKWAY, SUITE 800E CAMBRIDGE MA 02142 617-868-1888
Flagship VentureLabs V Manager LLC (Reporting) CIK: 0001768987 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-38822 | Film No.: 19663090