CARSTEN BOESS - 26 Feb 2026 Form 3 Insider Report for Atrium Therapeutics, Inc.

Role
Director
Signature
/s/ Adam Grajewski, Attorney-in-Fact
Issuer symbol
N/A
Transactions as of
26 Feb 2026
Net transactions value
$0
Form type
3
Filing time
26 Feb 2026, 18:16:28 UTC
Previous filing
18 Jul 2025
Next filing
27 Feb 2026
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
BOESS CARSTEN Director C/O ATRIUM THERAPEUTICS, INC., 10578 SCIENCE CENTER DRIVE, SUITE 125, SAN DIEGO /s/ Adam Grajewski, Attorney-in-Fact 26 Feb 2026 0001277495

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
holding Common Stock 11,005 26 Feb 2026 Direct
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Remarks:

Exhibit List - Exhibit 24.1 Power of Attorney