FLANAGAN W. MICHAEL

PrivateCIK: 1841990
Location

SAN DIEGO, CA

FLANAGAN W. MICHAEL reported 1 transaction at ATRIUM THERAPEUTICS, INC.

Review the transaction codes below to understand the nature of each event.

InsiderFLANAGAN W. MICHAELCIK 1841990
→
IssuerATRIUM THERAPEUTICS, INC.CIK 2093101
Director
Since Feb 2026
-22.81K
Net shares
Net seller
$204.2K
Total sold
0
Open market trades
0B · 0S
1
Total transactions
22.81K disposed
Non-Derivative Transactions1

Common Stock

Direct
F · Tax Withholding

Shares

−22.81K

Price / share

$8.95

Trade value

$204.17K

% of position

41.6%
9/18/2026
54.79K→31.97K
Total

Net shares

−22.81K

Net value

-$204.17K

Derivative Transactions0
No derivative transactions reported
FLANAGAN W. MICHAEL — Insider Transaction (Form 4) Filed Sep 22, 2026 | Finecho