Mersana Therapeutics, Inc. MRSN
29.08 USD 0.00 (+0.00%)
Regular-session close
29.36 +0.28 +0.96%
After hours · Jan 6, 4:00 PM ET
28.78 Day range 29.08
52-week range unavailable
- YTD
- +0.52%
- 1 year
- -14.47%
MRSN price history
| Date | Open | High | Low | Close | Change | Change % | Volume |
|---|---|---|---|---|---|---|---|
| Jan 5, 2026 | 28.90 | 30.39 | 28.78 | 29.08 | +0.04 | +0.14% | 712,460 |
| Jan 2, 2026 | 29.00 | 29.33 | 28.73 | 29.04 | +0.11 | +0.38% | 104,075 |
| Dec 31, 2025 | 28.48 | 28.96 | 28.48 | 28.93 | +0.28 | +0.98% | 174,631 |
| Dec 30, 2025 | 28.56 | 28.98 | 28.11 | 28.65 | -0.08 | -0.28% | 302,779 |
| Dec 29, 2025 | 28.87 | 29.11 | 28.40 | 28.73 | -0.35 | -1.20% | 149,746 |
| Dec 26, 2025 | 29.10 | 29.15 | 28.91 | 29.08 | -0.02 | -0.07% | 82,397 |
| Dec 24, 2025 | 29.01 | 29.14 | 29.00 | 29.10 | +0.10 | +0.34% | 14,008 |
| Dec 23, 2025 | 28.88 | 29.07 | 28.85 | 29.00 | +0.08 | +0.28% | 60,718 |
| Dec 22, 2025 | 28.91 | 29.12 | 28.86 | 28.92 | -0.02 | -0.07% | 31,662 |
| Dec 19, 2025 | 29.29 | 29.39 | 28.84 | 28.94 | -0.16 | -0.55% | 85,361 |
| Dec 18, 2025 | 29.03 | 29.10 | 28.72 | 29.10 | +0.04 | +0.14% | 38,470 |
| Dec 17, 2025 | 28.56 | 29.20 | 28.55 | 29.06 | +0.01 | +0.03% | 116,399 |
| Dec 16, 2025 | 28.43 | 29.12 | 28.38 | 29.05 | +0.46 | +1.61% | 61,948 |
| Dec 15, 2025 | 28.28 | 28.80 | 28.28 | 28.59 | +0.24 | +0.85% | 68,161 |
| Dec 12, 2025 | 28.38 | 28.70 | 28.11 | 28.35 | +0.12 | +0.43% | 75,799 |
| Dec 11, 2025 | 28.11 | 28.41 | 28.10 | 28.23 | +0.12 | +0.43% | 33,480 |
| Dec 10, 2025 | 27.91 | 28.59 | 27.90 | 28.11 | -0.03 | -0.11% | 60,634 |
| Dec 9, 2025 | 27.85 | 28.63 | 27.85 | 28.14 | +0.22 | +0.79% | 45,723 |
| Dec 8, 2025 | 28.03 | 28.15 | 27.80 | 27.92 | +0.14 | +0.50% | 41,340 |
| Dec 5, 2025 | 27.65 | 27.97 | 27.36 | 27.78 | +0.31 | +1.13% | 48,270 |
| Dec 4, 2025 | 27.90 | 28.36 | 27.31 | 27.47 | -0.38 | -1.36% | 70,526 |
| Dec 3, 2025 | 27.57 | 27.85 | 27.45 | 27.85 | +0.33 | +1.20% | 30,741 |
| Dec 2, 2025 | 27.50 | 27.69 | 27.36 | 27.52 | +0.09 | +0.33% | 30,006 |
| Dec 1, 2025 | 27.38 | 27.70 | 27.32 | 27.43 | 0.00 | 0.00% | 65,041 |
| Nov 28, 2025 | 27.55 | 27.58 | 27.30 | 27.43 | -0.11 | -0.40% | 34,101 |
| Nov 26, 2025 | 27.25 | 27.85 | 27.25 | 27.54 | +0.13 | +0.47% | 46,578 |
| Nov 25, 2025 | 27.31 | 27.61 | 27.27 | 27.41 | +0.02 | +0.07% | 50,237 |
| Nov 24, 2025 | 27.30 | 27.79 | 27.15 | 27.39 | +0.09 | +0.33% | 107,679 |
| Nov 21, 2025 | 27.45 | 27.68 | 27.22 | 27.30 | -0.21 | -0.76% | 117,272 |
| Nov 20, 2025 | 27.89 | 28.00 | 27.26 | 27.51 | -0.10 | -0.36% | 121,003 |
| Nov 19, 2025 | 27.61 | 27.95 | 27.42 | 27.61 | +0.07 | +0.25% | 89,390 |
| Nov 18, 2025 | 27.70 | 27.99 | 27.50 | 27.54 | -0.18 | -0.65% | 78,389 |
| Nov 17, 2025 | 27.60 | 28.05 | 27.54 | 27.72 | -0.20 | -0.72% | 156,762 |
| Nov 14, 2025 | 27.21 | 28.12 | 27.11 | 27.92 | +0.49 | +1.79% | 420,279 |
| Nov 13, 2025 | 27.68 | 28.07 | 26.55 | 27.43 | +18.56 | +209.24% | 3,159,976 |
| Nov 12, 2025 | 8.70 | 8.88 | 8.45 | 8.87 | -0.04 | -0.45% | 21,701 |
| Nov 11, 2025 | 8.61 | 8.91 | 8.35 | 8.91 | +0.30 | +3.48% | 27,083 |
| Nov 10, 2025 | 8.50 | 8.71 | 8.26 | 8.61 | +0.20 | +2.38% | 38,632 |
| Nov 7, 2025 | 8.00 | 8.43 | 7.54 | 8.41 | +0.37 | +4.60% | 34,067 |
| Nov 6, 2025 | 8.43 | 8.87 | 8.00 | 8.04 | -0.42 | -4.96% | 32,588 |
| Nov 5, 2025 | 8.23 | 8.65 | 8.15 | 8.46 | +0.30 | +3.68% | 30,620 |
| Nov 4, 2025 | 9.15 | 9.15 | 8.00 | 8.16 | -1.28 | -13.56% | 62,019 |
| Nov 3, 2025 | 9.54 | 9.59 | 8.96 | 9.44 | -0.14 | -1.46% | 42,042 |
| Oct 31, 2025 | 9.30 | 9.87 | 9.24 | 9.58 | +0.28 | +3.01% | 35,055 |
| Oct 30, 2025 | 9.49 | 9.61 | 9.24 | 9.30 | -0.26 | -2.72% | 26,107 |
| Oct 29, 2025 | 9.95 | 10.03 | 9.54 | 9.56 | -0.67 | -6.55% | 29,230 |
| Oct 28, 2025 | 10.53 | 10.60 | 10.10 | 10.23 | -0.36 | -3.40% | 35,186 |
| Oct 27, 2025 | 9.90 | 10.64 | 9.87 | 10.59 | +0.81 | +8.28% | 54,585 |
| Oct 24, 2025 | 9.82 | 9.94 | 9.50 | 9.78 | -0.04 | -0.41% | 30,493 |
| Oct 23, 2025 | 9.19 | 9.87 | 8.99 | 9.82 | +0.63 | +6.86% | 26,667 |
| Oct 22, 2025 | 9.99 | 9.99 | 8.76 | 9.19 | -0.86 | -8.56% | 88,769 |
| Oct 21, 2025 | 10.27 | 10.51 | 10.02 | 10.05 | -0.37 | -3.55% | 15,575 |
| Oct 20, 2025 | 9.92 | 10.42 | 9.92 | 10.42 | +0.54 | +5.47% | 38,791 |
| Oct 17, 2025 | 10.54 | 10.77 | 9.71 | 9.88 | -0.66 | -6.26% | 69,731 |
| Oct 16, 2025 | 10.53 | 11.09 | 10.39 | 10.54 | +0.01 | +0.09% | 99,387 |
| Oct 15, 2025 | 10.32 | 11.15 | 9.59 | 10.53 | +0.23 | +2.23% | 115,475 |
| Oct 14, 2025 | 9.75 | 10.30 | 9.55 | 10.30 | +0.39 | +3.94% | 47,661 |
| Oct 13, 2025 | 9.28 | 10.32 | 9.24 | 9.91 | +0.67 | +7.25% | 184,052 |
| Oct 10, 2025 | 9.11 | 9.28 | 8.75 | 9.24 | +0.17 | +1.87% | 70,506 |
| Oct 9, 2025 | 9.50 | 9.50 | 8.63 | 9.07 | -0.37 | -3.92% | 112,761 |
| Oct 8, 2025 | 8.07 | 9.50 | 7.83 | 9.44 | +1.48 | +18.59% | 183,499 |
| Oct 7, 2025 | 8.23 | 8.23 | 7.85 | 7.96 | -0.24 | -2.93% | 38,827 |
| Oct 6, 2025 | 8.35 | 8.35 | 8.07 | 8.20 | -0.08 | -0.97% | 32,734 |
63 days, newest first. Daily bars as drawn on the MRSN chart; change is against the previous day's close. Open, high, low and volume are in the download and on a wider screen.