LOWINGER TIMOTHY B (Chief Scientific Officer) sold 0.7% of their position (1.79K shares) of MERSANA THERAPEUTICS, INC. on the open market
Open‑market sale worth $1.1K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.
S · 1 sale
Filed: 1/16/2025ACC: 0001104659-25-004183
Officer· Chief Scientific Officer
Since Jul 2018
-1.79K
Net shares
Net seller
$1.1K
Total sold
1
Open market trades
0B · 1S
3
Total transactions
4.79K acquired · 6.59K disposed
Non-Derivative Transactions2
Common Stock
Direct
Shares
+4.79K
Price / share
—
Trade value
—
% of position
2.0%
1/14/2025
242.93K→247.72K
Common Stock
Direct
Shares
−1.79K
Price / share
$0.63
Trade value
$1.13K
% of position
0.7%
1/15/2025
247.72K→245.93K
Total
Net shares
+3K
Net value
-$1.13K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 1/14/2025 | M · Option Exercise | +4.79K | — | — | 2.0% | 242.93K | 247.72K |
| Common Stock Direct | 1/15/2025 | S · Sale | −1.79K | $0.63 | $1.13K | 0.7% | 247.72K | 245.93K |
| Total | +3K | -$1.13K | ||||||
Derivative Transactions1
Restricted Stock Unit
Direct
Converts to
Common Stock
4.79K shares
Shares
−4.79K
Strike price
Held after
4.79K
Exercisable
—
1/14/2025
| Security | Converts To | Date | Type | Shares | Strike Price | Exercisable | Held After |
|---|---|---|---|---|---|---|---|
| Restricted Stock Unit Direct | Common Stock4.79K shares | 1/14/2025 | M · Option Exercise | −4.79K | — | 4.79K |