Amit Etkin - 05 Feb 2025 Form 4 Insider Report for Alto Neuroscience, Inc. (ANRO)

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	ANRO	Employee Stock Option (Right to Buy)	Award	$0	+215,000		$0.000000	215,000	05 Feb 2025	Common Stock	215,000	$4.20	Direct	F1

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

Id	Content
F1	25% of the shares underlying the option shall vest on February 5, 2026, and one forty-eighth (1/48th) of the shares underlying the option shall vest in monthly installments thereafter, subject to the Reporting Person's continuous service through each such vesting date.