Timothy A. Springer - Dec 15, 2021 Form 4 Insider Report for SELECTA BIOSCIENCES INC (SELB)

Role: Director, 10%+ Owner
Signature: /s/ Matthew Bartholomae, Attorney-in-Fact for Timothy A. Springer
Stock symbol: SELB
Transactions as of: Dec 15, 2021
Transactions value $: $631,099
Form type: 4
Date filed: 12/17/2021, 03:36 PM
Previous filing: Dec 13, 2021
Next filing: Jan 5, 2022

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	SELB	Common Stock	Purchase	$631K	+211K	+0.92%	$2.99	23.2M	Dec 15, 2021	See Footnote	F1, F2
holding	SELB	Common Stock						7.29M	Dec 15, 2021	Direct
holding	SELB	Common Stock						86.4K	Dec 15, 2021	By wife

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

Explanation of Responses:

Id	Content
F1	The price reported is a weighted average price. The shares were purchased in multiple transactions at per share prices ranging from $2.95 to $3.00. The Reporting Person undertakes to provide upon request to the SEC staff, the Issuer, or any stockholder of the Issuer, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.
F2	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.