Atrium Therapeutics Stock Price History
NASDAQ: RNAHealth CareBiotechnology: Pharmaceutical PreparationsUSD
8.40+0.14 (+1.69%)
At close: Oct 9, 4:00 PM ET · Delayed 15 min
RNA price history at a glance
The price history for Atrium Therapeutics (RNA) on this page begins on February 23, 2026, when the stock closed at $14.75; it most recently closed at $8.40 on October 5, 2026. The highest price in this record is $16.77, reached on March 2, 2026; the latest close is 49.9% below that peak. Prices are split-adjusted closing prices; daily open, high, low, close and volume for the past year are listed below.
Summary generated from market data by MetaCap's automated system. Methodology
Key price levels
- High since 2026
- $16.77
- Date of high
- Mar 2, 2026
- Low since 2026
- $7.63
- Date of low
- Oct 5, 2026
- 52-week high
- $16.77
- 52-week low
- $7.63
- Last close
- $8.40
RNA returns
1 week
+7.14%
1 month
-20.08%
3 months
-32.58%
6 months
-33.91%
RNA price return, excluding dividends.
RNA daily prices (past year)
| Date | Open | High | Low | Close | Change |
|---|---|---|---|---|---|
| 8.29 | 8.50 | 8.13 | 8.40 | +1.69% | |
| 8.15 | 8.33 | 7.97 | 8.26 | +4.16% | |
| 7.95 | 8.13 | 7.93 | 7.93 | -0.75% | |
| 8.00 | 8.07 | 7.78 | 7.99 | +0.25% | |
| 7.83 | 8.11 | 7.63 | 7.97 | +1.66% | |
| 8.22 | 8.42 | 7.68 | 7.84 | -3.69% | |
| 8.30 | 8.44 | 7.96 | 8.14 | -1.69% | |
| 8.38 | 8.46 | 8.22 | 8.28 | -1.66% | |
| 8.42 | 8.50 | 8.21 | 8.42 | 0.00% | |
| 8.21 | 8.52 | 8.05 | 8.42 | +1.57% | |
| 8.20 | 8.37 | 8.10 | 8.29 | +1.22% | |
| 8.30 | 8.49 | 8.16 | 8.19 | -1.68% | |
| 9.22 | 9.31 | 8.29 | 8.33 | -9.65% | |
| 9.24 | 9.49 | 9.17 | 9.22 | +0.33% | |
| 8.97 | 9.34 | 8.94 | 9.19 | +2.68% | |
| 9.57 | 9.67 | 8.66 | 8.95 | -6.38% | |
| 9.65 | 9.70 | 9.44 | 9.56 | +0.63% | |
| 10.11 | 10.11 | 9.50 | 9.50 | -5.85% | |
| 10.21 | 10.21 | 9.62 | 10.09 | -1.18% | |
| 10.37 | 10.71 | 10.15 | 10.21 | -1.45% | |
| 10.37 | 10.41 | 10.00 | 10.36 | +0.10% | |
| 10.44 | 10.74 | 10.28 | 10.35 | -1.52% | |
| 11.20 | 11.20 | 10.34 | 10.51 | -7.40% | |
| 14.08 | 14.19 | 10.75 | 11.35 | -20.01% | |
| 14.51 | 14.65 | 14.01 | 14.19 | -2.81% | |
| 14.19 | 14.68 | 13.99 | 14.60 | +3.84% | |
| 13.77 | 14.10 | 13.76 | 14.06 | +2.11% | |
| 13.24 | 13.92 | 13.20 | 13.77 | +3.38% | |
| 13.53 | 13.55 | 13.10 | 13.32 | -2.35% | |
| 13.87 | 13.95 | 13.51 | 13.64 | -2.43% | |
| 13.78 | 14.09 | 13.59 | 13.98 | +0.94% | |
| 13.93 | 14.07 | 13.66 | 13.85 | -1.07% | |
| 13.72 | 14.05 | 13.41 | 14.00 | +2.79% | |
| 13.27 | 13.64 | 13.04 | 13.62 | +3.18% | |
| 13.53 | 13.59 | 12.96 | 13.20 | -2.08% | |
| 13.75 | 13.88 | 13.20 | 13.48 | -1.68% | |
| 13.00 | 13.72 | 12.85 | 13.71 | +6.78% | |
| 12.91 | 12.96 | 12.72 | 12.84 | -0.93% | |
| 12.78 | 13.35 | 12.78 | 12.96 | +0.93% | |
| 12.21 | 12.97 | 12.08 | 12.84 | +4.14% | |
| 12.21 | 12.46 | 12.03 | 12.33 | +1.31% | |
| 12.27 | 12.35 | 12.06 | 12.17 | -0.81% | |
| 12.25 | 12.44 | 12.20 | 12.27 | +0.25% | |
| 12.25 | 12.44 | 12.20 | 12.24 | -0.81% | |
| 12.15 | 12.49 | 12.15 | 12.34 | +1.90% | |
| 11.96 | 12.31 | 11.88 | 12.11 | +3.15% | |
| 11.53 | 11.99 | 11.46 | 11.74 | +1.73% | |
| 11.40 | 11.74 | 11.35 | 11.54 | +1.85% | |
| 11.45 | 11.53 | 11.30 | 11.33 | -0.18% | |
| 11.44 | 11.54 | 11.20 | 11.35 | -0.96% | |
| 11.19 | 11.55 | 11.19 | 11.46 | +2.50% | |
| 11.46 | 11.46 | 11.13 | 11.18 | -2.70% | |
| 11.59 | 11.63 | 11.36 | 11.49 | -0.69% | |
| 11.61 | 11.80 | 11.46 | 11.57 | +0.70% | |
| 11.98 | 11.98 | 11.48 | 11.49 | -3.53% | |
| 12.00 | 12.14 | 11.78 | 11.91 | -2.14% | |
| 12.28 | 12.35 | 12.09 | 12.17 | -0.98% | |
| 11.73 | 12.35 | 11.61 | 12.29 | +4.51% | |
| 12.14 | 12.15 | 11.75 | 11.76 | -3.21% | |
| 12.01 | 12.30 | 11.97 | 12.15 | -0.08% | |
| 12.29 | 12.29 | 11.93 | 12.16 | -1.14% | |
| 12.26 | 12.40 | 12.05 | 12.30 | +0.65% | |
| 12.26 | 12.47 | 12.05 | 12.22 | 0.00% | |
| 12.40 | 12.59 | 12.21 | 12.22 | -1.93% | |
| 12.87 | 12.87 | 12.20 | 12.46 | -3.49% | |
| 13.40 | 13.44 | 12.75 | 12.91 | -3.44% | |
| 13.07 | 13.38 | 12.86 | 13.37 | +0.98% | |
| 13.14 | 13.36 | 12.95 | 13.24 | +1.77% | |
| 13.60 | 13.61 | 12.76 | 13.01 | -4.69% | |
| 13.40 | 13.72 | 13.20 | 13.65 | +2.63% | |
| 13.43 | 13.80 | 13.26 | 13.30 | -1.12% | |
| 13.67 | 13.80 | 13.22 | 13.45 | -1.47% | |
| 13.20 | 13.80 | 13.20 | 13.65 | +3.49% | |
| 12.78 | 13.20 | 12.72 | 13.19 | +3.21% | |
| 12.93 | 13.07 | 12.70 | 12.78 | -0.39% | |
| 12.86 | 13.00 | 12.74 | 12.83 | +0.16% | |
| 12.89 | 13.14 | 12.76 | 12.81 | -1.00% | |
| 12.65 | 12.96 | 12.59 | 12.94 | +2.21% | |
| 12.83 | 12.96 | 12.20 | 12.66 | +1.44% | |
| 12.73 | 12.83 | 12.28 | 12.48 | -1.03% | |
| 12.75 | 12.75 | 12.40 | 12.61 | -1.10% | |
| 12.40 | 12.76 | 12.30 | 12.75 | +3.07% | |
| 12.43 | 12.47 | 12.16 | 12.37 | -0.48% | |
| 11.69 | 12.53 | 11.40 | 12.43 | +6.51% | |
| 11.86 | 11.99 | 11.64 | 11.67 | -0.77% | |
| 11.60 | 11.89 | 11.45 | 11.76 | +1.82% | |
| 11.90 | 11.91 | 11.48 | 11.55 | -2.12% | |
| 12.30 | 12.38 | 11.77 | 11.80 | -4.07% | |
| 12.26 | 12.62 | 12.17 | 12.30 | +1.07% | |
| 12.27 | 12.39 | 12.12 | 12.17 | -0.65% | |
| 12.59 | 12.59 | 12.20 | 12.25 | -3.39% | |
| 13.00 | 13.10 | 12.35 | 12.68 | -2.46% | |
| 13.27 | 13.60 | 12.94 | 13.00 | -2.69% | |
| 13.10 | 14.14 | 12.97 | 13.36 | +2.77% | |
| 13.08 | 13.12 | 12.93 | 13.00 | -0.46% | |
| 13.20 | 13.29 | 12.95 | 13.06 | -0.23% | |
| 13.01 | 13.28 | 12.98 | 13.09 | +0.38% | |
| 12.61 | 13.13 | 12.61 | 13.04 | +2.52% | |
| 12.94 | 13.01 | 12.61 | 12.72 | -1.78% | |
| 12.96 | 13.20 | 12.74 | 12.95 | 0.00% | |
| 13.24 | 13.57 | 12.85 | 12.95 | -2.12% | |
| 13.48 | 13.97 | 13.04 | 13.23 | -0.30% | |
| 13.27 | 13.51 | 13.00 | 13.27 | -0.23% | |
| 13.11 | 13.30 | 12.91 | 13.30 | +1.22% | |
| 13.34 | 13.40 | 13.06 | 13.14 | -0.83% | |
| 13.08 | 13.50 | 13.07 | 13.25 | +1.38% | |
| 12.88 | 13.19 | 12.84 | 13.07 | +0.85% | |
| 13.07 | 13.20 | 12.80 | 12.96 | -0.99% | |
| 12.94 | 13.30 | 12.80 | 13.09 | +1.39% | |
| 12.93 | 13.04 | 12.75 | 12.91 | +0.31% | |
| 13.30 | 13.57 | 12.81 | 12.87 | -4.17% | |
| 12.76 | 13.48 | 12.76 | 13.43 | +5.17% | |
| 13.00 | 13.49 | 12.71 | 12.77 | -1.69% | |
| 12.50 | 13.06 | 12.50 | 12.99 | +3.51% | |
| 13.00 | 13.00 | 12.51 | 12.55 | -2.71% | |
| 13.59 | 13.66 | 12.79 | 12.90 | -4.37% | |
| 13.78 | 13.78 | 13.46 | 13.49 | -2.60% | |
| 14.01 | 14.80 | 13.68 | 13.85 | +1.39% | |
| 13.61 | 13.92 | 13.50 | 13.66 | +0.96% | |
| 14.24 | 14.30 | 13.51 | 13.53 | -5.38% | |
| 14.42 | 14.50 | 14.20 | 14.30 | -0.76% | |
| 13.99 | 14.63 | 13.99 | 14.41 | +2.71% | |
| 14.46 | 14.51 | 13.88 | 14.03 | -3.51% | |
| 14.00 | 14.60 | 13.91 | 14.54 | +3.71% | |
| 13.31 | 14.05 | 13.18 | 14.02 | +5.41% | |
| 12.66 | 13.32 | 12.66 | 13.30 | +4.64% | |
| 13.64 | 13.80 | 12.63 | 12.71 | -7.36% | |
| 13.71 | 13.93 | 13.60 | 13.72 | +0.15% | |
| 14.00 | 14.18 | 13.54 | 13.70 | -2.07% | |
| 13.61 | 14.00 | 13.56 | 13.99 | +2.34% | |
| 13.44 | 13.92 | 13.44 | 13.67 | +1.71% | |
| 13.40 | 13.71 | 13.31 | 13.44 | -0.22% | |
| 13.36 | 13.90 | 13.36 | 13.47 | +0.75% | |
| 13.41 | 13.53 | 13.06 | 13.37 | -1.33% | |
| 13.16 | 13.60 | 13.00 | 13.55 | +2.42% | |
| 13.00 | 13.28 | 12.90 | 13.23 | +0.99% | |
| 12.99 | 13.25 | 12.95 | 13.10 | +0.08% | |
| 13.41 | 13.41 | 12.77 | 13.09 | -0.83% | |
| 13.18 | 13.50 | 13.11 | 13.20 | 0.00% | |
| 13.21 | 13.50 | 12.99 | 13.20 | +0.53% | |
| 12.67 | 13.28 | 12.33 | 13.13 | +3.47% | |
| 12.30 | 12.87 | 11.95 | 12.69 | +3.00% | |
| 13.76 | 13.76 | 12.29 | 12.32 | -10.53% | |
| 13.74 | 13.89 | 13.61 | 13.77 | -0.15% | |
| 13.77 | 13.99 | 13.65 | 13.79 | +0.29% | |
| 14.47 | 14.55 | 13.57 | 13.75 | -5.43% | |
| 14.70 | 14.76 | 14.42 | 14.54 | -1.76% | |
| 14.70 | 15.84 | 14.60 | 14.80 | +0.89% | |
| 14.82 | 15.34 | 14.60 | 14.67 | -0.81% | |
| 14.59 | 15.01 | 14.00 | 14.79 | -0.20% | |
| 15.26 | 15.79 | 14.71 | 14.82 | -4.20% | |
| 16.61 | 16.77 | 15.25 | 15.47 | -6.47% | |
| 15.32 | 16.57 | 15.32 | 16.54 | +5.55% | |
| 14.70 | 15.89 | 14.44 | 15.67 | +5.10% | |
| 13.81 | 15.51 | 13.81 | 14.91 | +1.08% | |
| 14.58 | 15.93 | 13.06 | 14.75 | — |
Prices are adjusted for stock splits. See adjusted closing price for how dividends and splits affect history, and the RNA chart for longer ranges.