Adiumentum Capital Fund I LP
SEC insider (Form 3/4/5 filer). CIK 0002023734. Director & 10% Owner at Atara Biotherapeutics, Inc. (ATRA). 1 reported Form 4/5 transaction since Sep 2024; latest on May 16, 2025. Located in NEW YORK, NY.
Companies Adiumentum Capital Fund I LP has filed insider reports for
- Atara Biotherapeutics, Inc. (ATRA): Director, 10% Owner
Adiumentum Capital Fund I LP
CIK: 0002023734
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)1 (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 (1)
ATRA
Atara Biotherapeutics, Inc.
Director10% Owner