Altimmune, Inc. (ALT)
NASDAQ: ALT · Real-Time Price · USD
2.885
-0.015 (-0.52%)
Jun 3, 2026, 1:36 PM EDT - Market open
Altimmune Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Jun 3, 2026 | 2.93 | 2.95 | 2.84 | 2.89 | - | -0.34% | 1,646,276 |
| Jun 2, 2026 | 2.99 | 3.00 | 2.90 | 2.90 | 2.90 | -3.65% | 3,092,642 |
| Jun 1, 2026 | 3.02 | 3.05 | 2.93 | 3.01 | 3.01 | -1.31% | 2,264,173 |
| May 29, 2026 | 3.07 | 3.10 | 3.02 | 3.05 | 3.05 | -0.65% | 2,591,292 |
| May 28, 2026 | 2.98 | 3.13 | 2.98 | 3.07 | 3.07 | 3.02% | 3,909,012 |
| May 27, 2026 | 2.99 | 3.03 | 2.96 | 2.98 | 2.98 | 1.71% | 2,585,369 |
| May 26, 2026 | 2.90 | 3.00 | 2.89 | 2.93 | 2.93 | 1.03% | 2,134,812 |
| May 22, 2026 | 2.94 | 3.00 | 2.88 | 2.90 | 2.90 | -1.02% | 1,988,044 |
| May 21, 2026 | 2.80 | 2.93 | 2.77 | 2.93 | 2.93 | 3.90% | 3,035,757 |
| May 20, 2026 | 2.75 | 2.85 | 2.73 | 2.82 | 2.82 | 2.92% | 2,223,640 |
| May 19, 2026 | 2.80 | 2.84 | 2.73 | 2.74 | 2.74 | -2.14% | 2,509,237 |
| May 18, 2026 | 2.85 | 2.89 | 2.72 | 2.80 | 2.80 | -1.75% | 3,413,098 |
| May 15, 2026 | 2.90 | 2.94 | 2.81 | 2.85 | 2.85 | -2.40% | 2,286,910 |
| May 14, 2026 | 3.01 | 3.03 | 2.90 | 2.92 | 2.92 | -3.31% | 2,388,445 |
| May 13, 2026 | 2.98 | 3.04 | 2.89 | 3.02 | 3.02 | -1.95% | 3,584,637 |
| May 12, 2026 | 3.08 | 3.11 | 3.01 | 3.08 | 3.08 | -0.32% | 2,436,619 |
| May 11, 2026 | 3.09 | 3.22 | 3.06 | 3.09 | 3.09 | - | 2,937,164 |
| May 8, 2026 | 3.07 | 3.11 | 3.01 | 3.09 | 3.09 | 1.64% | 2,858,248 |
| May 7, 2026 | 3.22 | 3.24 | 3.00 | 3.04 | 3.04 | -6.75% | 3,720,531 |
| May 6, 2026 | 3.06 | 3.26 | 3.04 | 3.26 | 3.26 | 6.54% | 4,096,720 |
| May 5, 2026 | 3.08 | 3.15 | 3.00 | 3.06 | 3.06 | 1.32% | 3,470,414 |
| May 4, 2026 | 2.84 | 3.04 | 2.84 | 3.02 | 3.02 | 7.09% | 5,175,677 |
| May 1, 2026 | 2.59 | 2.82 | 2.56 | 2.82 | 2.82 | 8.46% | 4,956,786 |
| Apr 30, 2026 | 2.66 | 2.68 | 2.58 | 2.60 | 2.60 | -1.14% | 5,675,474 |
| Apr 29, 2026 | 2.71 | 2.73 | 2.60 | 2.63 | 2.63 | -4.01% | 4,888,585 |
| Apr 28, 2026 | 2.78 | 2.85 | 2.72 | 2.74 | 2.74 | -2.14% | 4,870,640 |
| Apr 27, 2026 | 2.86 | 2.91 | 2.75 | 2.80 | 2.80 | -1.75% | 5,894,919 |
| Apr 24, 2026 | 2.95 | 3.01 | 2.82 | 2.85 | 2.85 | -1.38% | 14,733,746 |
| Apr 23, 2026 | 3.08 | 3.16 | 2.80 | 2.89 | 2.89 | -16.71% | 30,489,038 |
| Apr 22, 2026 | 3.45 | 3.51 | 3.42 | 3.47 | 3.47 | 1.76% | 2,948,086 |
| Apr 21, 2026 | 3.56 | 3.64 | 3.39 | 3.41 | 3.41 | -4.21% | 3,251,026 |
| Apr 20, 2026 | 3.45 | 3.58 | 3.39 | 3.56 | 3.56 | 1.71% | 2,161,883 |
| Apr 17, 2026 | 3.55 | 3.60 | 3.42 | 3.50 | 3.50 | -0.28% | 2,868,797 |
| Apr 16, 2026 | 3.40 | 3.55 | 3.35 | 3.51 | 3.51 | 3.24% | 2,580,475 |
| Apr 15, 2026 | 3.33 | 3.42 | 3.29 | 3.40 | 3.40 | 3.34% | 2,080,063 |
| Apr 14, 2026 | 3.25 | 3.32 | 3.23 | 3.29 | 3.29 | 1.86% | 1,990,993 |
| Apr 13, 2026 | 3.23 | 3.28 | 3.18 | 3.23 | 3.23 | -0.31% | 2,122,551 |
| Apr 10, 2026 | 3.39 | 3.41 | 3.22 | 3.24 | 3.24 | -4.14% | 1,936,610 |
| Apr 9, 2026 | 3.35 | 3.44 | 3.31 | 3.38 | 3.38 | 0.30% | 1,989,237 |
| Apr 8, 2026 | 3.48 | 3.54 | 3.36 | 3.37 | 3.37 | -0.30% | 1,695,749 |
| Apr 7, 2026 | 3.34 | 3.45 | 3.26 | 3.38 | 3.38 | 1.50% | 2,039,568 |
| Apr 6, 2026 | 3.34 | 3.48 | 3.30 | 3.33 | 3.33 | -0.30% | 2,360,635 |
| Apr 2, 2026 | 3.10 | 3.35 | 3.07 | 3.34 | 3.34 | 7.05% | 2,737,035 |
| Apr 1, 2026 | 3.14 | 3.23 | 3.10 | 3.12 | 3.12 | 1.30% | 2,111,656 |
| Mar 31, 2026 | 2.98 | 3.12 | 2.95 | 3.08 | 3.08 | 6.94% | 3,290,532 |
| Mar 30, 2026 | 3.03 | 3.03 | 2.87 | 2.88 | 2.88 | -4.64% | 3,116,331 |
| Mar 27, 2026 | 3.16 | 3.19 | 3.02 | 3.02 | 3.02 | -5.63% | 2,674,890 |
| Mar 26, 2026 | 3.26 | 3.33 | 3.19 | 3.20 | 3.20 | -3.32% | 2,194,819 |
| Mar 25, 2026 | 3.30 | 3.39 | 3.24 | 3.31 | 3.31 | 2.16% | 4,369,468 |
| Mar 24, 2026 | 3.37 | 3.41 | 3.23 | 3.24 | 3.24 | -5.81% | 3,345,417 |