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Dreyfus Andrew

SEC insider (Form 3/4/5 filer). CIK 0001670893. Director at Alto Neuroscience, Inc. (ANRO) and 1 other issuer. 3 reported Form 4/5 transactions since Sep 2024; latest on May 12, 2026. Located in MOUNTAIN VIEW, CA.

Companies Dreyfus Andrew has filed insider reports for

  • Alto Neuroscience, Inc. (ANRO): Director
  • IRONWOOD PHARMACEUTICALS INC (IRWD): Director
Dreyfus Andrew profile photo

Dreyfus Andrew

CIK: 0001670893

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)3 (100.0%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (2)

Alto Neuroscience, Inc. logo
ANRO

Alto Neuroscience, Inc.

Director
IRONWOOD PHARMACEUTICALS INC logo
IRWD

IRONWOOD PHARMACEUTICALS INC

Director

Discretionary Trading P&L

Holdings

Transaction History (3 total)

  • Alto Neuroscience, Inc. logo
    ANRO

    Alto Neuroscience, Inc.

    May 12, 2026
    Award

    Stock Option (right to buy)

    Direct
    11K shares-
  • IRONWOOD PHARMACEUTICALS INC logo
    IRWD

    IRONWOOD PHARMACEUTICALS INC

    Jun 10, 2025
    Award
    Direct
    45K shares-
  • Alto Neuroscience, Inc. logo
    ANRO

    Alto Neuroscience, Inc.

    May 13, 2025
    Award

    Stock Option (right to buy)

    Direct
    15.3K shares-

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