GALLAGHER KATHLEEN P. (See Remarks) received a stock award from ATRIUM THERAPEUTICS, INC.
Compensation award — not an open‑market transaction. Less informative as a directional signal.
A · 1 award
Filed: 4/22/2026ACC: 0001193125-26-170914
DirectorOfficer· See Remarks
Since Feb 2026
+307.50K
Net shares
Net buyer
$0.00
Total acquired
0
Open market trades
0B · 0S
2
Total transactions
307.50K acquired
Non-Derivative Transactions1
Common Stock
Direct
Shares
+102.50K
Price / share
—
Trade value
—
% of position
355.2%
4/20/2026
28.86K→131.36K
Total
Net shares
+102.50K
Net value
$0.00
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 4/20/2026 | A · Award | +102.50K | — | — | 355.2% | 28.86K | 131.36K |
| Total | +102.50K | $0.00 | ||||||
Derivative Transactions1
Stock Option (Right to Buy)
Direct
Converts to
Common Stock
205K shares
Shares
+205K
Strike price
14.30
Held after
205K
Exercisable
—
4/20/2026
| Security | Converts To | Date | Type | Shares | Strike Price | Exercisable | Held After |
|---|---|---|---|---|---|---|---|
| Stock Option (Right to Buy) Direct | Common Stock205K shares | 4/20/2026 | A · Award | +205K | 14.30 | — | 205K |