Philip D. Gregory - Mar 1, 2022 Form 4 Insider Report for 2seventy bio, Inc. (TSVT)

Role
Chief Scientific Officer
Signature
/s/ Teresa Jurgensen, Attorney-in-Fact
Stock symbol
TSVT
Transactions as of
Mar 1, 2022
Transactions value $
$0
Form type
4
Date filed
5/5/2022, 08:36 PM
Previous filing
Jan 11, 2022
Next filing
Jul 19, 2022

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction TSVT Common Stock Award $0 +47.5K +77.04% $0.00 109K Mar 1, 2022 Direct F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction TSVT Stock Option (Right to buy) Award $0 +95K $0.00 95K Mar 1, 2022 Common Stock 95K $13.41 Direct F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Restricted stock unit awards vest over a four-year period at the rate of 25% on 01/01/2023, 25% on 01/01/2024, 25% on 01/01/2025, and 25% on 01/01/2026.
F2 This stock option vests over a four-year period at the rate of 25% on 01/01/2023 and then in 36 equal monthly installments thereafter.