MEISNER DEREK M (Chief Legal Officer & Corp Sec) sold 1.2% of their position (2.09K shares) of ACUMEN PHARMACEUTICALS, INC. on the open market
Open‑market sale worth $6.8K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.
S · 1 sale
Filed: 3/10/2026ACC: 0001628280-26-016645
Officer· Chief Legal Officer & Corp Sec
Since Feb 2026
-2.09K
Net shares
Net seller
$6.8K
Total sold
1
Open market trades
0B · 1S
3
Total transactions
2.09K acquired · 4.18K disposed
Non-Derivative Transactions2
Common Stock
Direct
Shares
+2.09K
Price / share
$1.85
Trade value
$3.87K
% of position
1.2%
3/6/2026
174K→176.09K
Common Stock
Direct
Shares
−2.09K
Price / share
$3.26
Trade value
$6.81K
% of position
1.2%
3/6/2026
176.09K→174K
Total
Net shares
+0.00
Net value
-$2.95K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 3/6/2026 | M · Option Exercise | +2.09K | $1.85 | $3.87K | 1.2% | 174K | 176.09K |
| Common Stock Direct | 3/6/2026 | S · Sale | −2.09K | $3.26 | $6.81K | 1.2% | 176.09K | 174K |
| Total | +0.00 | -$2.95K | ||||||
Derivative Transactions1
Employee Stock Option (right to buy)
Direct
Converts to
Common Stock
2.09K shares
Shares
−2.09K
Strike price
1.85
Held after
71.05K
Exercisable
—
3/6/2026
| Security | Converts To | Date | Type | Shares | Strike Price | Exercisable | Held After |
|---|---|---|---|---|---|---|---|
| Employee Stock Option (right to buy) Direct | Common Stock2.09K shares | 3/6/2026 | M · Option Exercise | −2.09K | 1.85 | — | 71.05K |