Aspen Aerogels, Inc. (ASPN)
NYSE: ASPN · Real-Time Price · USD
5.60
-0.22 (-3.78%)
At close: May 15, 2026, 4:00 PM EDT
5.66
+0.06 (1.07%)
Pre-market: May 18, 2026, 5:14 AM EDT
Aspen Aerogels Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| May 15, 2026 | 5.64 | 5.78 | 5.50 | 5.60 | 5.60 | -3.78% | 2,023,149 |
| May 14, 2026 | 5.32 | 6.06 | 5.25 | 5.82 | 5.82 | 7.78% | 2,993,156 |
| May 13, 2026 | 5.15 | 5.58 | 5.03 | 5.40 | 5.40 | 6.72% | 2,721,320 |
| May 12, 2026 | 5.08 | 5.38 | 5.03 | 5.06 | 5.06 | -1.17% | 2,543,547 |
| May 11, 2026 | 5.00 | 5.55 | 4.97 | 5.12 | 5.12 | 1.59% | 2,195,987 |
| May 8, 2026 | 5.21 | 5.63 | 5.04 | 5.04 | 5.04 | -1.56% | 2,013,053 |
| May 7, 2026 | 4.67 | 5.55 | 4.61 | 5.12 | 5.12 | 24.27% | 5,397,573 |
| May 6, 2026 | 4.15 | 4.19 | 4.02 | 4.12 | 4.12 | -0.48% | 1,844,527 |
| May 5, 2026 | 3.92 | 4.14 | 3.87 | 4.14 | 4.14 | 6.70% | 1,590,211 |
| May 4, 2026 | 4.25 | 4.25 | 3.83 | 3.88 | 3.88 | -9.13% | 1,606,998 |
| May 1, 2026 | 3.75 | 4.27 | 3.75 | 4.27 | 4.27 | 15.09% | 2,320,136 |
| Apr 30, 2026 | 3.57 | 3.73 | 3.56 | 3.71 | 3.71 | 2.77% | 2,153,580 |
| Apr 29, 2026 | 3.60 | 3.64 | 3.51 | 3.61 | 3.61 | - | 778,111 |
| Apr 28, 2026 | 3.59 | 3.64 | 3.51 | 3.61 | 3.61 | -0.82% | 1,326,949 |
| Apr 27, 2026 | 3.48 | 3.67 | 3.46 | 3.64 | 3.64 | 4.00% | 1,465,639 |
| Apr 24, 2026 | 3.33 | 3.53 | 3.29 | 3.50 | 3.50 | 4.17% | 1,522,168 |
| Apr 23, 2026 | 3.26 | 3.40 | 3.22 | 3.36 | 3.36 | 3.38% | 2,148,856 |
| Apr 22, 2026 | 3.56 | 3.64 | 3.16 | 3.25 | 3.25 | -8.45% | 2,901,172 |
| Apr 21, 2026 | 3.58 | 3.70 | 3.47 | 3.55 | 3.55 | -0.28% | 1,073,790 |
| Apr 20, 2026 | 3.45 | 3.60 | 3.38 | 3.56 | 3.56 | 2.30% | 1,165,646 |
| Apr 17, 2026 | 3.54 | 3.73 | 3.42 | 3.48 | 3.48 | -1.14% | 1,676,924 |
| Apr 16, 2026 | 3.38 | 3.53 | 3.26 | 3.52 | 3.52 | 5.71% | 1,308,583 |
| Apr 15, 2026 | 3.30 | 3.49 | 3.30 | 3.33 | 3.33 | 0.60% | 1,482,598 |
| Apr 14, 2026 | 3.58 | 3.59 | 3.22 | 3.31 | 3.31 | -6.23% | 1,371,669 |
| Apr 13, 2026 | 3.31 | 3.68 | 3.25 | 3.53 | 3.53 | 5.69% | 1,392,806 |
| Apr 10, 2026 | 3.80 | 3.98 | 3.32 | 3.34 | 3.34 | -10.70% | 2,051,782 |
| Apr 9, 2026 | 3.67 | 3.79 | 3.47 | 3.74 | 3.74 | 0.81% | 1,800,849 |
| Apr 8, 2026 | 3.89 | 3.90 | 3.65 | 3.71 | 3.71 | 0.54% | 757,318 |
| Apr 7, 2026 | 3.72 | 3.80 | 3.55 | 3.69 | 3.69 | -2.38% | 970,411 |
| Apr 6, 2026 | 3.68 | 3.97 | 3.68 | 3.78 | 3.78 | 2.44% | 994,092 |
| Apr 2, 2026 | 3.36 | 3.73 | 3.32 | 3.69 | 3.69 | 6.34% | 1,377,359 |
| Apr 1, 2026 | 3.47 | 3.58 | 3.46 | 3.47 | 3.47 | 1.46% | 1,155,129 |
| Mar 31, 2026 | 3.25 | 3.45 | 3.23 | 3.42 | 3.42 | 7.89% | 1,088,010 |
| Mar 30, 2026 | 3.33 | 3.37 | 3.11 | 3.17 | 3.17 | -3.94% | 2,214,221 |
| Mar 27, 2026 | 3.37 | 3.44 | 3.24 | 3.30 | 3.30 | -3.51% | 773,676 |
| Mar 26, 2026 | 3.41 | 3.54 | 3.39 | 3.42 | 3.42 | -0.58% | 798,337 |
| Mar 25, 2026 | 3.29 | 3.45 | 3.25 | 3.44 | 3.44 | 6.17% | 820,236 |
| Mar 24, 2026 | 3.18 | 3.30 | 3.18 | 3.24 | 3.24 | -0.61% | 830,284 |
| Mar 23, 2026 | 3.15 | 3.29 | 3.12 | 3.26 | 3.26 | 6.54% | 949,653 |
| Mar 20, 2026 | 3.19 | 3.20 | 3.03 | 3.06 | 3.06 | -5.26% | 1,970,096 |
| Mar 19, 2026 | 3.16 | 3.29 | 3.09 | 3.23 | 3.23 | - | 1,199,937 |
| Mar 18, 2026 | 3.24 | 3.39 | 3.22 | 3.23 | 3.23 | -1.82% | 1,127,127 |
| Mar 17, 2026 | 3.38 | 3.50 | 3.28 | 3.29 | 3.29 | -2.95% | 1,157,843 |
| Mar 16, 2026 | 3.74 | 3.78 | 3.28 | 3.39 | 3.39 | -7.12% | 1,111,980 |
| Mar 13, 2026 | 3.63 | 3.75 | 3.60 | 3.65 | 3.65 | 1.67% | 1,511,833 |
| Mar 12, 2026 | 3.24 | 3.65 | 3.24 | 3.59 | 3.59 | 10.12% | 1,891,619 |
| Mar 11, 2026 | 3.20 | 3.31 | 3.19 | 3.26 | 3.26 | 0.31% | 1,333,715 |
| Mar 10, 2026 | 3.16 | 3.36 | 3.16 | 3.25 | 3.25 | 1.25% | 1,500,804 |
| Mar 9, 2026 | 3.18 | 3.26 | 3.06 | 3.21 | 3.21 | -0.31% | 1,321,316 |
| Mar 6, 2026 | 3.19 | 3.34 | 3.19 | 3.22 | 3.22 | -1.53% | 1,386,339 |