Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0000899243-20-015630
Filing Date
2020-06-08
Accepted
2020-06-08 16:46:16
Documents
1
Period of Report
2020-06-04

Document Format Files

Seq Description Document Type Size
1 FORM 4 SUBMISSION doc4.html 4  
1 FORM 4 SUBMISSION doc4.xml 4 22020
  Complete submission text file 0000899243-20-015630.txt   25635
Mailing Address C/O FLAGSHIP PIONEERING, INC. 55 CAMBRIDGE PARKWAY, SUITE 800E CAMBRIDGE MA 02142
Business Address
AFEYAN NOUBAR (Reporting) CIK: 0001222012 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-38822 | Film No.: 20949614

Mailing Address 55 CAMBRIDGE PARKWAY, 8TH FLOOR CAMBRIDGE MA 02142
Business Address 55 CAMBRIDGE PARKWAY, 8TH 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: 4 | Act: 34 | File No.: 001-38822 | Film No.: 20949611

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 IV General Partner LLC (Reporting) CIK: 0001508051 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-38822 | Film No.: 20949610

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.: 20949613

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.: 20949612

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)

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