Mersana Therapeutics Inc. (MRSN)
NASDAQ: MRSN
· Real-Time Price · USD
8.28
0.28 (3.50%)
At close: Oct 03, 2025, 3:59 PM
8.11
-2.05%
After-hours: Oct 03, 2025, 06:33 PM EDT
Mersana Therapeutics dark pool activity today shows an average trade size of 693,100 with $270.31K average premium per trade.
| Rank | Time | Price | Size | Volume | Size / Vol | Size / Avg Vol | Avg. Paid |
|---|---|---|---|---|---|---|---|
| 1 | 6/9/2025 12:43 PM | 0.39 | 693,100 | 1,546,645 | 44.81% | 24.37% | 270.31K |
| Date | Long Volume | Short Volume | Long / Short | % Short Change |
|---|---|---|---|---|
| Oct 03, 2025 | 21.38K | 10.56K | 2.02 | 27.46% |
| Sep 26, 2025 | 9.12K | 8.29K | 1.10 | -27.42% |
| Sep 19, 2025 | 13.98K | 11.42K | 1.22 | 117.11% |
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