Flagship Pioneering Fund VII General Partner LLC - 05 Jul 2022 Form 3 Insider Report for Seres Therapeutics, Inc. (MCRB)

Role: 10%+ Owner
Signature: Flagship Pioneering Fund VII General Partner LLC, By: Flagship Pioneering, Inc., its manager, By: /s/ Noubar B. Afeyan, PhD., Name: Noubar B. Afeyan, Ph.D., Title: Chief Executive Officer
Issuer symbol: MCRB
Transactions as of: 05 Jul 2022
Net transactions value: $0
Form type: 3
Filing time: 07 Jul 2022, 17:00:37 UTC
Previous filing: 01 Jun 2022
Next filing: 27 Feb 2023
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
holding	MCRB	Common Stock						5,825,495	05 Jul 2022	By Flagship Pioneering Fund VII, L.P.	F1, F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	On July 5, 2022, Flagship Pioneering Fund VII, L.P. ("Flagship Fund VII") acquired 5,825,495 shares of the Issuer's Common Stock in a registered direct offering at a price of $3.15 per share.
F2	Shares held by Flagship Fund VII. Flagship Pioneering Fund VII General Partner LLC ("Flagship Fund VII GP") is the general partner of Flagship Fund VII. Flagship Pioneering, Inc. ("Flagship Pioneering") is the manager of Flagship Fund VII GP. Dr. Afeyan is the Chief Executive Officer, sole shareholder and director of Flagship Pioneering. Each of the reporting persons except Flagship Fund VII disclaims beneficial ownership of such shares except to the extent of his or its pecuniary interest therein.

Content

On July 5, 2022, Flagship Pioneering Fund VII, L.P. ("Flagship Fund VII") acquired 5,825,495 shares of the Issuer's Common Stock in a registered direct offering at a price of $3.15 per share.

Shares held by Flagship Fund VII. Flagship Pioneering Fund VII General Partner LLC ("Flagship Fund VII GP") is the general partner of Flagship Fund VII. Flagship Pioneering, Inc. ("Flagship Pioneering") is the manager of Flagship Fund VII GP. Dr. Afeyan is the Chief Executive Officer, sole shareholder and director of Flagship Pioneering. Each of the reporting persons except Flagship Fund VII disclaims beneficial ownership of such shares except to the extent of his or its pecuniary interest therein.