Carsten Brunn - 01 Oct 2021 Form 4 Insider Report for SELECTA BIOSCIENCES INC (RNAC)

Role: President and CEO, Director
Signature: /s/ Matthew Bartholomae, Attorney-in-Fact for Carsten Brunn
Issuer symbol: RNAC
Transactions as of: 01 Oct 2021
Net transactions value: $0
Form type: 4
Filing time: 05 Oct 2021, 16:25:39 UTC
Previous filing: 28 Sep 2021
Next filing: 15 Oct 2021
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	SELB	Common Stock	Award	$0	+37,500	+15%	$0.000000	294,072	01 Oct 2021	Direct	F1

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

Explanation of Responses:

Id	Content
F1	On January 4, 2021, the reporting person was granted performance based restricted stock units for an aggregate of 75,000 shares of the Issuer's common stock (the "Performance RSUs"), which may be earned based on the achievement of two separate performance conditions related to the Issuer's operating and research and development activities. Any Performance RSUs will generally vest in two equal installments upon the dates of achievement of each of the two performance conditions, subject to continued employment, so long as each performance condition is met before December 31, 2021. The compensation committee of the board of directors of the Issuer has determined that the first of the performance conditions has been met, and accordingly 37,500 Performance RSUs vested on October 1, 2021.

Content

On January 4, 2021, the reporting person was granted performance based restricted stock units for an aggregate of 75,000 shares of the Issuer's common stock (the "Performance RSUs"), which may be earned based on the achievement of two separate performance conditions related to the Issuer's operating and research and development activities. Any Performance RSUs will generally vest in two equal installments upon the dates of achievement of each of the two performance conditions, subject to continued employment, so long as each performance condition is met before December 31, 2021. The compensation committee of the board of directors of the Issuer has determined that the first of the performance conditions has been met, and accordingly 37,500 Performance RSUs vested on October 1, 2021.