BOYCE SARAH

PrivateCIK: 1629383
Location

SAN DIEGO, CA

BOYCE SARAH enters ATRIUM THERAPEUTICS, INC. with 265.09K shares — 100% direct ownership

Full direct ownership at entry is the strongest form of insider alignment with shareholders.

Direct
InsiderBOYCE SARAHCIK 1629383
IssuerATRIUM THERAPEUTICS, INC.CIK 2093101
Director
Since Feb 2026
265.09K
Baseline shares
100% direct
265.09K
Direct ownership
1 position
0.00
Derivative underlying
0 instruments
1
Security positions
All direct
Non-Derivative Holdings1

Common Stock

Direct
Shares owned265.09K
Total
265.09K direct265.09K
Derivative Holdings0
No derivative holdings reported
BOYCE SARAH — Initial Ownership Disclosure (Form 3) Filed Feb 26, 2026 | Finecho