Skip to main content
Signal8

ANAPTYSBIO, INC

SEC insider (Form 3/4/5 filer). CIK 0001370053. 10% Owner at First Tracks Biotherapeutics, Inc. (TRAX). 1 reported Form 4/5 transaction since Sep 2024; latest on Apr 20, 2026. Located in SAN DIEGO, CA.

Companies ANAPTYSBIO, INC has filed insider reports for

  • First Tracks Biotherapeutics, Inc. (TRAX): 10% Owner
ANAPTYSBIO, INC profile photo

ANAPTYSBIO, INC

CIK: 0001370053

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)0 (0.0%)

Compensation grants

Other (G, F, J, C, D, …)1 (100.0%)

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

Companies & Roles (1)

First Tracks Biotherapeutics, Inc. logo
TRAX

First Tracks Biotherapeutics, Inc.

10% Owner

Discretionary Trading P&L

Holdings

Transaction History (1 total)

  • First Tracks Biotherapeutics, Inc. logo
    TRAX

    First Tracks Biotherapeutics, Inc.

    Apr 20, 2026
    Other
    Direct
    100 shares-

1-1 of 1