Donald William Nicholson - Dec 1, 2023 Form 4 Insider Report for Generation Bio Co. (GBIO)

Role: Director
Signature: /s/ Benjamin Waters, Attorney-in-Fact
Stock symbol: GBIO
Transactions as of: Dec 1, 2023
Transactions value $: $144,000
Form type: 4
Date filed: 12/5/2023, 04:30 PM
Previous filing: Jun 9, 2023
Next filing: Jun 10, 2024

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	GBIO	Common Stock	Purchase	$144K	+100K	+88.05%	$1.44	214K	Dec 1, 2023	Direct	F1

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

Explanation of Responses:

Id	Content
F1	The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $1.13 to $1.50, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote.

Content

The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $1.13 to $1.50, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote.