Axcelis Technologies, Inc. (ACLS)
NASDAQ: ACLS · Real-Time Price · USD
127.07
+2.10 (1.68%)
At close: Aug 21, 2026, 4:00 PM EDT
126.47
-0.60 (-0.47%)
Pre-market: Aug 24, 2026, 8:07 AM EDT
Axcelis Technologies Stock Price History
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Aug 21, 2026 | 126.64 | 127.43 | 121.95 | 127.07 | 127.07 | 1.68% | 378,826 |
| Aug 20, 2026 | 124.60 | 127.03 | 123.01 | 124.97 | 124.97 | -1.15% | 211,756 |
| Aug 19, 2026 | 137.08 | 137.31 | 125.50 | 126.43 | 126.43 | -6.62% | 424,964 |
| Aug 18, 2026 | 136.19 | 138.99 | 132.87 | 135.39 | 135.39 | -6.05% | 303,028 |
| Aug 17, 2026 | 140.75 | 145.70 | 138.77 | 144.11 | 144.11 | 2.83% | 281,989 |
| Aug 14, 2026 | 140.08 | 142.34 | 137.53 | 140.15 | 140.15 | -2.01% | 219,886 |
| Aug 13, 2026 | 141.29 | 145.69 | 141.05 | 143.03 | 143.03 | 0.63% | 186,805 |
| Aug 12, 2026 | 141.91 | 143.00 | 139.75 | 142.14 | 142.14 | 5.01% | 273,710 |
| Aug 11, 2026 | 136.78 | 137.78 | 132.27 | 135.36 | 135.36 | 2.04% | 283,044 |
| Aug 10, 2026 | 142.97 | 142.98 | 131.91 | 132.65 | 132.65 | -5.43% | 355,036 |
| Aug 7, 2026 | 136.66 | 141.33 | 136.66 | 140.27 | 140.27 | 2.64% | 464,106 |
| Aug 6, 2026 | 136.70 | 144.08 | 130.83 | 136.66 | 136.66 | -0.01% | 907,616 |
| Aug 5, 2026 | 136.30 | 140.66 | 133.87 | 136.67 | 136.67 | -2.17% | 615,268 |
| Aug 4, 2026 | 136.64 | 140.52 | 135.24 | 139.70 | 139.70 | 6.54% | 396,757 |
| Aug 3, 2026 | 126.03 | 133.35 | 124.72 | 131.12 | 131.12 | 0.57% | 411,196 |
| Jul 31, 2026 | 130.87 | 136.80 | 126.02 | 130.38 | 130.38 | 4.13% | 481,311 |
| Jul 30, 2026 | 118.90 | 127.26 | 117.36 | 125.21 | 125.21 | 11.74% | 339,081 |
| Jul 29, 2026 | 119.28 | 121.56 | 111.80 | 112.05 | 112.05 | -6.65% | 399,082 |
| Jul 28, 2026 | 122.01 | 122.01 | 112.34 | 120.03 | 120.03 | -6.31% | 599,973 |
| Jul 27, 2026 | 134.30 | 136.64 | 122.92 | 128.11 | 128.11 | -4.47% | 407,468 |
| Jul 24, 2026 | 140.57 | 140.57 | 131.48 | 134.10 | 134.10 | -5.24% | 363,314 |
| Jul 23, 2026 | 139.50 | 143.87 | 138.14 | 141.51 | 141.51 | -0.31% | 270,594 |
| Jul 22, 2026 | 139.14 | 145.01 | 139.14 | 141.95 | 141.95 | -0.88% | 273,433 |
| Jul 21, 2026 | 139.05 | 143.66 | 133.89 | 143.21 | 143.21 | 8.74% | 367,931 |
| Jul 20, 2026 | 137.22 | 139.51 | 130.27 | 131.70 | 131.70 | -3.46% | 387,818 |
| Jul 17, 2026 | 130.84 | 141.31 | 127.96 | 136.42 | 136.42 | -2.10% | 689,845 |
| Jul 16, 2026 | 140.11 | 146.09 | 137.50 | 139.34 | 139.34 | -3.91% | 373,083 |
| Jul 15, 2026 | 144.67 | 149.99 | 140.33 | 145.01 | 145.01 | 1.95% | 450,060 |
| Jul 14, 2026 | 143.21 | 145.71 | 140.25 | 142.24 | 142.24 | 4.16% | 473,520 |
| Jul 13, 2026 | 139.84 | 141.22 | 135.97 | 136.56 | 136.56 | -4.74% | 294,111 |
| Jul 10, 2026 | 139.32 | 144.61 | 138.59 | 143.35 | 143.35 | 0.29% | 328,035 |
| Jul 9, 2026 | 141.75 | 146.00 | 140.61 | 142.93 | 142.93 | 5.54% | 412,160 |
| Jul 8, 2026 | 129.82 | 135.98 | 129.10 | 135.43 | 135.43 | 2.96% | 532,685 |
| Jul 7, 2026 | 130.87 | 133.03 | 122.60 | 131.54 | 131.54 | -6.02% | 860,912 |
| Jul 6, 2026 | 148.43 | 152.21 | 138.87 | 139.97 | 139.97 | -3.13% | 672,123 |
| Jul 2, 2026 | 176.62 | 176.62 | 141.67 | 144.50 | 144.50 | -18.97% | 1,037,599 |
| Jul 1, 2026 | 181.00 | 185.01 | 173.10 | 178.33 | 178.33 | -5.87% | 586,652 |
| Jun 30, 2026 | 178.69 | 191.21 | 178.66 | 189.45 | 189.45 | 7.56% | 807,892 |
| Jun 29, 2026 | 172.12 | 176.46 | 163.75 | 176.13 | 176.13 | 1.67% | 658,719 |
| Jun 26, 2026 | 171.94 | 176.66 | 168.70 | 173.23 | 173.23 | -4.13% | 1,774,869 |
| Jun 25, 2026 | 178.17 | 180.93 | 169.07 | 180.70 | 180.70 | 6.98% | 606,199 |
| Jun 24, 2026 | 172.22 | 172.22 | 164.49 | 168.91 | 168.91 | -1.26% | 541,302 |
| Jun 23, 2026 | 171.01 | 174.88 | 169.00 | 171.06 | 171.06 | -6.99% | 562,663 |
| Jun 22, 2026 | 189.84 | 190.25 | 179.59 | 183.92 | 183.92 | -1.93% | 503,872 |
| Jun 18, 2026 | 184.12 | 188.72 | 183.23 | 187.53 | 187.53 | 6.89% | 688,836 |
| Jun 17, 2026 | 183.30 | 187.37 | 174.05 | 175.45 | 175.45 | -0.79% | 426,657 |
| Jun 16, 2026 | 189.82 | 193.50 | 176.00 | 176.85 | 176.85 | -7.70% | 661,302 |
| Jun 15, 2026 | 185.31 | 193.78 | 185.31 | 191.60 | 191.60 | 6.37% | 1,005,237 |
| Jun 12, 2026 | 174.20 | 183.62 | 172.50 | 180.12 | 180.12 | 3.77% | 641,307 |
| Jun 11, 2026 | 164.94 | 174.02 | 160.06 | 173.57 | 173.57 | 10.25% | 695,870 |