ETKIN AMIT

PrivateCIK: 2007795

Location

MOUNTAIN VIEW, CA

ETKIN AMIT

Filed: 7/8/2025ACC: 0001999480-25-000063

InsiderETKIN AMITCIK 2007795

→

IssuerALTO NEUROSCIENCE, INC.CIK 1999480

DirectorOfficer· PRESIDENT AND CEO

Since Mar 2026

0.00

Net shares

Net seller

$0.00

Total acquired

0

Open market trades

0B · 0S

8

Total transactions

719.91K acquired · 719.91K disposed

Non-Derivative Transactions0

No non-derivative transactions reported

Derivative Transactions8

Employee Stock Option (Right to Buy)

Direct

A · Award

Converts to

Common Stock

34.62K shares

Shares

+34.62K

Strike price

2.35

Held after

34.62K

Exercisable

—

7/3/2025

Employee Stock Option (Right to Buy)

Direct

D · Disposition

Converts to

Common Stock

34.62K shares

Shares

−34.62K

Strike price

6.23

Held after

0.00

Exercisable

—

7/3/2025

Employee Stock Option (Right to Buy)

Direct

A · Award

Converts to

Common Stock

247.29K shares

Shares

+247.29K

Strike price

2.35

Held after

247.29K

Exercisable

—

7/3/2025

Employee Stock Option (Right to Buy)

Direct

D · Disposition

Converts to

Common Stock

247.29K shares

Shares

−247.29K

Strike price

5.30

Held after

0.00

Exercisable

—

7/3/2025

Employee Stock Option (Right to Buy)

Direct

A · Award

Converts to

Common Stock

223K shares

Shares

+223K

Strike price

2.35

Held after

223K

Exercisable

—

7/3/2025

Employee Stock Option (Right to Buy)

Direct

D · Disposition

Converts to

Common Stock

223K shares

Shares

−223K

Strike price

14.88

Held after

0.00

Exercisable

—

7/3/2025

Employee Stock Option (Right to Buy)

Direct

A · Award

Converts to

Common Stock

215K shares

Shares

+215K

Strike price

2.35

Held after

215K

Exercisable

—

7/3/2025

Employee Stock Option (Right to Buy)

Direct

D · Disposition

Converts to

Common Stock

215K shares

Shares

−215K

Strike price

4.20

Held after

0.00

Exercisable

—

7/3/2025

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Employee Stock Option (Right to Buy) Direct	Common Stock34.62K shares	7/3/2025	A · Award	+34.62K	2.35	—	34.62K
Employee Stock Option (Right to Buy) Direct	Common Stock34.62K shares	7/3/2025	D · Disposition	−34.62K	6.23	—	0.00
Employee Stock Option (Right to Buy) Direct	Common Stock247.29K shares	7/3/2025	A · Award	+247.29K	2.35	—	247.29K
Employee Stock Option (Right to Buy) Direct	Common Stock247.29K shares	7/3/2025	D · Disposition	−247.29K	5.30	—	0.00
Employee Stock Option (Right to Buy) Direct	Common Stock223K shares	7/3/2025	A · Award	+223K	2.35	—	223K
Employee Stock Option (Right to Buy) Direct	Common Stock223K shares	7/3/2025	D · Disposition	−223K	14.88	—	0.00
Employee Stock Option (Right to Buy) Direct	Common Stock215K shares	7/3/2025	A · Award	+215K	2.35	—	215K
Employee Stock Option (Right to Buy) Direct	Common Stock215K shares	7/3/2025	D · Disposition	−215K	4.20	—	0.00

ETKIN AMIT — Insider Transaction (Form 4) Filed Jul 8, 2025 | Finecho