May Orfali - 01 Dec 2021 Form 4 Insider Report for Sigilon Therapeutics, Inc.

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	SGTX	Stock Option (Right to Buy)	Award	$0	+80,000		$0.000000	80,000	01 Dec 2021	Common Stock	80,000	$3.14	Direct	F1

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

Id	Content
F1	The option vests as to 25% of the underlying shares of common stock on November 29, 2022, the first anniversary of the vesting commencement date, and at a rate of 6.25% of the underlying shares thereafter on the first day of each quarter following such date until the option is fully vested.