Jessica Snow - Oct 3, 2024 Form 4 Insider Report for 2seventy bio, Inc. (TSVT)

Role: Title: Senior Vice President of Quality and Enabling Functions
Signature: /s/ Iya Kessler, Attorney-in-Fact
Stock symbol: TSVT
Transactions as of: Oct 3, 2024
Transactions value $: -$3,157
Form type: 4
Date filed: 10/7/2024, 04:20 PM
Previous filing: Aug 16, 2024

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	TSVT	Common Stock	Sale	-$3.16K	-679	-0.43%	$4.65	156K	Oct 3, 2024	Direct	F1, F2, F3

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

Explanation of Responses:

Id	Content
F1	Shares were sold to cover tax withholding obligations incurred in connection with the vesting of restricted stock units.
F2	The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $4.61 to $4.77, inclusive. The Reporting Person will provide, upon request by the SEC, the issuer or security holder of the issuer, full information regarding the number of shares sold at each separate price.
F3	Includes 115 shares acquired under the 2seventy bio, Inc. 2021 Employee Stock Purchase Plan on September 30, 2024.

Remarks:

Title: Senior Vice President of Quality and Enabling Functions