LOWINGER TIMOTHY B (Chief Scientific Officer) sold 1.4% of their position (3.48K shares) of MERSANA THERAPEUTICS, INC. on the open market
Open‑market sale worth $2.3K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.
S · 1 sale
Filed: 1/15/2025ACC: 0001104659-25-003878
Officer· Chief Scientific Officer
Since Jul 2018
-3.48K
Net shares
Net seller
$2.3K
Total sold
1
Open market trades
0B · 1S
3
Total transactions
9.38K acquired · 12.86K disposed
Non-Derivative Transactions2
Common Stock
Direct
Shares
+9.38K
Price / share
—
Trade value
—
% of position
4.0%
1/13/2025
237.04K→246.41K
Common Stock
Direct
Shares
−3.48K
Price / share
$0.66
Trade value
$2.30K
% of position
1.4%
1/14/2025
246.41K→242.93K
Total
Net shares
+5.89K
Net value
-$2.30K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 1/13/2025 | M · Option Exercise | +9.38K | — | — | 4.0% | 237.04K | 246.41K |
| Common Stock Direct | 1/14/2025 | S · Sale | −3.48K | $0.66 | $2.30K | 1.4% | 246.41K | 242.93K |
| Total | +5.89K | -$2.30K | ||||||
Derivative Transactions1
Restricted Stock Unit
Direct
Converts to
Common Stock
9.38K shares
Shares
−9.38K
Strike price
Held after
18.75K
Exercisable
—
1/13/2025
| Security | Converts To | Date | Type | Shares | Strike Price | Exercisable | Held After |
|---|---|---|---|---|---|---|---|
| Restricted Stock Unit Direct | Common Stock9.38K shares | 1/13/2025 | M · Option Exercise | −9.38K | — | 18.75K |