James Brian Windsor - 02 Dec 2024 Form 4 Insider Report for Aileron Therapeutics, Inc. (RNTX)

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	ALRN	Stock Option (right to buy)	Award	$0	+517,500		$0.000000	517,500	02 Dec 2024	Common Stock	517,500	$2.85	Direct	F1

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

Id	Content
F1	This option was granted on December 2, 2024. The shares underlying the option are scheduled to vest as of 25% of the shares on December 2, 2025 and thereafter in equal monthly installments through December 2, 2028.