Mersana Therapeutics Inc. (MRSN)
NASDAQ: MRSN
· Real-Time Price · USD
9.88
-0.65 (-6.22%)
At close: Oct 17, 2025, 3:59 PM
9.88
0.00%
After-hours: Oct 17, 2025, 04:10 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 16, 2025 | 13.82K | 22.69K | 0.61 | 6.29% |
| Oct 10, 2025 | 14.12K | 21.35K | 0.66 | 102.06% |
| Oct 03, 2025 | 21.38K | 10.56K | 2.02 | 27.46% |
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