0000899243-21-030775.txt : 20210729
0000899243-21-030775.hdr.sgml : 20210729
20210729210525
ACCESSION NUMBER: 0000899243-21-030775
CONFORMED SUBMISSION TYPE: 3
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20210729
FILED AS OF DATE: 20210729
DATE AS OF CHANGE: 20210729
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Flagship Pioneering Inc.
CENTRAL INDEX KEY: 0001400240
STATE OF INCORPORATION: DE
FILING VALUES:
FORM TYPE: 3
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-40657
FILM NUMBER: 211129619
BUSINESS ADDRESS:
STREET 1: 55 CAMBRIDGE PARKWAY, SUITE 800E
CITY: CAMBRIDGE
STATE: MA
ZIP: 02142
BUSINESS PHONE: 617 868-1888
MAIL ADDRESS:
STREET 1: 55 CAMBRIDGE PARKWAY, SUITE 800E
CITY: CAMBRIDGE
STATE: MA
ZIP: 02142
FORMER NAME:
FORMER CONFORMED NAME: Flagship Ventures Management, Inc.
DATE OF NAME CHANGE: 20070522
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Flagship Ventures Fund V, L.P.
CENTRAL INDEX KEY: 0001627639
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
FILING VALUES:
FORM TYPE: 3
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-40657
FILM NUMBER: 211129616
BUSINESS ADDRESS:
STREET 1: ONE MEMORIAL DRIVE, 7TH FLOOR
CITY: CAMBRIDGE
STATE: MA
ZIP: 02142
BUSINESS PHONE: 617-868-1888
MAIL ADDRESS:
STREET 1: ONE MEMORIAL DRIVE, 7TH FLOOR
CITY: CAMBRIDGE
STATE: MA
ZIP: 02142
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Flagship Ventures Fund V General Partner LLC
CENTRAL INDEX KEY: 0001724575
STATE OF INCORPORATION: DE
FILING VALUES:
FORM TYPE: 3
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-40657
FILM NUMBER: 211129618
BUSINESS ADDRESS:
STREET 1: 55 CAMBRIDGE PARKWAY
STREET 2: SUITE 800E
CITY: CAMBRIDGE
STATE: MA
ZIP: 02142
BUSINESS PHONE: 617-868-1888
MAIL ADDRESS:
STREET 1: 55 CAMBRIDGE PARKWAY
STREET 2: SUITE 800E
CITY: CAMBRIDGE
STATE: MA
ZIP: 02142
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Flagship V VentureLabs Rx Fund, L.P.
CENTRAL INDEX KEY: 0001724939
FILING VALUES:
FORM TYPE: 3
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-40657
FILM NUMBER: 211129617
BUSINESS ADDRESS:
STREET 1: 55 CAMBRIDGE PARKWAY
STREET 2: SUITE 800E
CITY: CAMBRIDGE
STATE: MA
ZIP: 02142
BUSINESS PHONE: 617-868-1888
MAIL ADDRESS:
STREET 1: 55 CAMBRIDGE PARKWAY
STREET 2: SUITE 800E
CITY: CAMBRIDGE
STATE: MA
ZIP: 02142
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Flagship VentureLabs V LLC
CENTRAL INDEX KEY: 0001724959
STATE OF INCORPORATION: DE
FILING VALUES:
FORM TYPE: 3
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-40657
FILM NUMBER: 211129614
BUSINESS ADDRESS:
STREET 1: 55 CAMBRIDGE PARKWAY
STREET 2: SUITE 800E
CITY: CAMBRIDGE
STATE: MA
ZIP: 02142
BUSINESS PHONE: 617-868-1888
MAIL ADDRESS:
STREET 1: 55 CAMBRIDGE PARKWAY
STREET 2: SUITE 800E
CITY: CAMBRIDGE
STATE: MA
ZIP: 02142
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Flagship VentureLabs V Manager LLC
CENTRAL INDEX KEY: 0001768987
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
FILING VALUES:
FORM TYPE: 3
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-40657
FILM NUMBER: 211129615
BUSINESS ADDRESS:
STREET 1: 55 CAMBRIDGE PARKWAY, SUITE 800E
CITY: CAMBRIDGE
STATE: MA
ZIP: 02142
BUSINESS PHONE: 617-868-1888
MAIL ADDRESS:
STREET 1: 55 CAMBRIDGE PARKWAY, SUITE 800E
CITY: CAMBRIDGE
STATE: MA
ZIP: 02142
ISSUER:
COMPANY DATA:
COMPANY CONFORMED NAME: Omega Therapeutics, Inc.
CENTRAL INDEX KEY: 0001850838
STANDARD INDUSTRIAL CLASSIFICATION: BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
IRS NUMBER: 000000000
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
BUSINESS ADDRESS:
STREET 1: 20 ACORN PARK DRIVE
CITY: CAMBRIDGE
STATE: MA
ZIP: 02140
BUSINESS PHONE: (617) 949-4360
MAIL ADDRESS:
STREET 1: 20 ACORN PARK DRIVE
CITY: CAMBRIDGE
STATE: MA
ZIP: 02140
3
1
doc3.xml
FORM 3 SUBMISSION
X0206
3
2021-07-29
0
0001850838
Omega Therapeutics, Inc.
OMGA
0001400240
Flagship Pioneering Inc.
55 CAMBRIDGE PARKWAY, SUITE 800
CAMBRIDGE
MA
02142
1
0
1
0
0001724575
Flagship Ventures Fund V General Partner LLC
55 CAMBRIDGE PARKWAY, SUITE 800E
CAMBRIDGE
MA
02142
0
0
1
0
0001724939
Flagship V VentureLabs Rx Fund, L.P.
55 CAMBRIDGE PARKWAY, SUITE 800
CAMBRIDGE
MA
02142
0
0
1
0
0001627639
Flagship Ventures Fund V, L.P.
55 CAMBRIDGE PARKWAY, SUITE 800
CAMBRIDGE
MA
02142
0
0
1
0
0001768987
Flagship VentureLabs V Manager LLC
55 CAMBRIDGE PARKWAY, SUITE 800
CAMBRIDGE
MA
02142
0
0
1
0
0001724959
Flagship VentureLabs V LLC
55 CAMBRIDGE PARKWAY, SUITE 800
CAMBRIDGE
MA
02142
0
0
1
0
Common Stock
2197059
I
See Footnotes
Series A Convertible Preferred Stock
Common Stock
1088470
I
See Footnotes
Series A Convertible Preferred Stock
Common Stock
5896386
I
See Footnotes
Series A Convertible Preferred Stock
Common Stock
7249767
I
See Footnotes
Series A Convertible Preferred Stock
Common Stock
794118
I
See Footnotes
Series B Convertible Preferred Stock
Common Stock
705882
I
See Footnotes
Series B Convertible Preferred Stock
Common Stock
176470
I
See Footnotes
Series B Convertible Preferred Stock
Common Stock
3529413
I
See Footnotes
Series B Convertible Preferred Stock
Common Stock
882353
I
See Footnotes
Series C Convertible Preferred Stock
Common Stock
441176
I
See Footnotes
Series C Convertible Preferred Stock
Common Stock
1323530
I
See Footnotes
Series C Convertible Preferred Stock
Common Stock
441176
I
See Footnotes
Represents shares held directly by Flagship VentureLabs V, LLC ("VentureLabs V").
The shares of Issuer's preferred stock have no expiration date and are convertible at the holder's election into Issuer's common stock at a conversion ratio of 1-to-0.264706. The preferred stock will automatically convert into shares of the Issuer's common stock, for no additional consideration, upon the closing of the Issuer's initial public offering.
Represents shares held directly by Flagship V VentureLabs Rx Fund, L.P. ("Flagship Fund V Rx").
Represents shares held directly by Flagship Ventures Fund V, L.P. ("Flagship Fund V").
Represents shares held directly by Flagship Pioneering Fund VI, L.P. ("Flagship Pioneering VI").
Represents shares held directly by Nutritional Health LTP Fund, L.P. ("Nutritional LTP").
Represents shares held directly by Flagship Pioneering Special Opportunities Fund II, L.P. ("Flagship Opportunities Fund II").
Represents shares held directly by FPN, L.P. ("FPN Fund").
Flagship Fund V is a member of VentureLabs V. VentureLabs V Manager LLC ("VentureLabs V Manager") is the manager of VentureLabs V. Flagship Pioneering, Inc. ("Flagship Pioneering") is the manager of VentureLabs V Manager. The General Partner of Flagship Fund V and Flagship Fund V Rx is Flagship Ventures Fund V General Partner LLC ("Flagship V GP"). The General Partner of Flagship Pioneering VI is Flagship Pioneering Fund VI General Partner LLC ("Flagship Pioneering VI GP"). The General Partner of Flagship Opportunities Fund II is Flagship Pioneering Special Opportunities Fund II General Partner LLC ("Flagship Opportunities Fund II GP").
(continued from above) The general partner of FPN Fund is FPN General Partner LLC ("FPN GP"). The manager of Flagship Pioneering VI GP, Flagship Opportunities Fund II GP, and FPN GP is Flagship Pioneering. The general partner of Nutritional LTP is Nutritional Health LTP Fund General Partner LLC ("Nutritional LTP GP" and, together with VentureLabs V Manager, Flagship Pioneering, Flagship V GP, Flagship Pioneering VI GP, Flagship Opportunities Fund II GP and FPN GP, the "Flagship General Partners").
(continued from above) Noubar B. Afeyan, Ph.D. ("Dr. Afeyan") is the sole director of Flagship Pioneering and may be deemed to have beneficial ownership of all the shares held by VentureLabs V, Flagship Pioneering VI, Flagship Opportunities Fund II and FPN Fund. In addition, Dr. Afeyan serves as the sole manager of Flagship V GP and is the sole member and manager of Nutritional LTP GP and may be deemed to have beneficial ownership of all the shares held by Flagship Fund V, Flagship Fund V Rx and Nutritional LTP. None of the Flagship General Partners nor Dr. Afeyan directly own any of the shares held by the Flagship Funds, and each of the Flagship General Partners and Dr. Afeyan disclaims beneficial ownership of such shares except to the extent of its or his pecuniary interest therein.
Due to the limitations of the electronic filing system, each of Flagship Pioneering Fund VI General Partner LLC, Flagship Pioneering Fund VI, L.P., Flagship Pioneering Special Opportunities Fund II, L.P., Flagship Pioneering Special Opportunities Fund II General Partner LLC, Nutritional Health LTP Fund, L.P., Nutritional Health LTP Fund General Partner LLC, FPN General Partner LLC, FPN, L.P. and Noubar Afeyan are filing a separate Form 3. Each Form 3 will be filed by Designated Filer Flagship Pioneering, Inc.
Flagship Pioneering, Inc., By: /s/ Noubar B. Afeyan, Director
2021-07-29
Flagship Ventures Fund V General Partner LLC, By: /s/ Noubar B. Afeyan, Ph.D., Manager
2021-07-29
Flagship V VentureLabs Rx Fund, L.P., By: Flagship Ventures Fund V General Partner LLC, its General Partner, By: /s/ Noubar B. Afeyan, Ph.D., Manager
2021-07-29
Flagship Ventures Fund V, L.P., By: Flagship Ventures Fund V General Partner LLC, its General Partner, By: /s/ Noubar B. Afeyan, Ph.D., Manager
2021-07-29
Flagship VentureLabs V Manager LLC, By: Flagship Pioneering, Inc., its Manager, By: /s/ Noubar B. Afeyan, Ph.D., Director
2021-07-29
Flagship VentureLabs V LLC., By: Flagship VentureLabs V Manager LLC, its Manager, By: Flagship Pioneering, Inc., its Manager, By: /s/ Noubar B. Afeyan, Ph.D., Director
2021-07-29