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Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001104659-20-134302
Filing Date
2020-12-10
Accepted
2020-12-10 18:19:11
Documents
1
Period of Report
2020-12-08

Document Format Files

Seq Description Document Type Size
1 OWNERSHIP DOCUMENT tm2037869-3_4seq1.html 4  
1 OWNERSHIP DOCUMENT tm2037869-3_4seq1.xml 4 22203
  Complete submission text file 0001104659-20-134302.txt   26525
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.: 001-39746 | Film No.: 201381685

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.: 001-39746 | Film No.: 201381686

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.: 001-39746 | Film No.: 201381689

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.: 001-39746 | Film No.: 201381690

Mailing Address 55 CAMBRIDGE PARKWAY CAMBRIDGE MA 02142
Business Address 55 CAMBRIDGE PARKWAY CAMBRIDGE MA 02142 617-868-1888
Flagship Pioneering Special Opportunities Fund II, L.P. (Reporting) CIK: 0001761283 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-39746 | Film No.: 201381688

Mailing Address 100 BINNEY STREET STE 600 CAMBRIDGE MA 02142
Business Address 100 BINNEY STREET STE 600 CAMBRIDGE MA 02142 617-336-7540
Sigilon Therapeutics, Inc. (Issuer) CIK: 0001821323 (see all company filings)

IRS No.: 474005543 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 2834 Pharmaceutical Preparations

Mailing Address 55 CAMBRIDGE PARKWAY 8TH FLOOR CAMBRIDGE MA 02142
Business Address 55 CAMBRIDGE PARKWAY 8TH FLOOR CAMBRIDGE MA 02142 617-868-1888
Flagship Pioneering Special Opportunities Fund II General Partner LLC (Reporting) CIK: 0001826217 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-39746 | Film No.: 201381687