Timothy A. Springer - 21 May 2021 Form 4 Insider Report for SELECTA BIOSCIENCES INC (RNAC)

Role: Director, 10%+ Owner
Signature: /s/ Matthew Bartholomae, Attorney-in-Fact for Timothy A. Springer
Issuer symbol: RNAC
Transactions as of: 21 May 2021
Net transactions value: +$8,847,398
Form type: 4
Filing time: 25 May 2021, 16:27:46 UTC
Next filing: 26 May 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	Purchase	$8,847,398	+2,773,479	+19%	$3.19	17,254,427	21 May 2021	See Footnote	F1
holding	SELB	Common Stock						7,293,625	21 May 2021	Direct
holding	SELB	Common Stock						86,418	21 May 2021	By wife

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

Explanation of Responses:

Id	Content
F1	Held by TAS Partners LLC. The reporting person is the managing member of TAS Partners LLC. The reporting person disclaims beneficial ownership of the securities held by TAS Partners LLC except to the extent of his pecuniary interest therein, if any.