Jessica Snow - Apr 1, 2024 Form 4 Insider Report for 2seventy bio, Inc. (TSVT)

Signature
/s/ Iya Kessler, Attorney-in-Fact
Stock symbol
TSVT
Transactions as of
Apr 1, 2024
Transactions value $
$0
Form type
4
Date filed
4/3/2024, 08:15 PM
Next filing
May 16, 2024

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction TSVT Common Stock Award $0 +31.3K +124.82% $0.00 56.3K Apr 1, 2024 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 Options (Right to buy) Award $0 +62.5K $0.00 62.5K Apr 1, 2024 Common Stock 62.5K $5.79 Direct F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 This restricted stock unit award vests ratably over a four-year period in annual installments with the first installment vesting on March 15, 2025, subject to the Reporting Person's continued service through the applicable vesting date.
F2 This stock option vests over a four-year period at the rate of 25% on March 15, 2025, and then in 36 equal monthly installments thereafter, subject to the Reporting Person's continued service through the applicable vesting date.

Remarks:

Title: Senior Vice President of Quality and Enabling Functions