Axcelis Technologies, Inc. (ACLS)
NASDAQ: ACLS · Real-Time Price · USD
106.58
+1.84 (1.76%)
At close: Oct 23, 2026, 4:00 PM EDT
106.80
+0.22 (0.21%)
After-hours: Oct 23, 2026, 7:50 PM EDT
Axcelis Technologies Stock Price History
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Oct 23, 2026 | 104.40 | 108.45 | 104.00 | 106.58 | 106.58 | 1.76% | 410,311 |
| Oct 22, 2026 | 109.80 | 111.35 | 104.28 | 104.74 | 104.74 | -10.16% | 288,311 |
| Oct 21, 2026 | 117.25 | 119.35 | 115.19 | 116.58 | 116.58 | 3.23% | 485,898 |
| Oct 20, 2026 | 110.61 | 113.82 | 106.80 | 112.93 | 112.93 | 1.55% | 245,630 |
| Oct 19, 2026 | 112.95 | 114.31 | 109.80 | 111.21 | 111.21 | 2.64% | 243,307 |
| Oct 16, 2026 | 112.78 | 114.27 | 108.19 | 108.35 | 108.35 | -5.87% | 282,773 |
| Oct 15, 2026 | 113.97 | 116.81 | 110.25 | 115.11 | 115.11 | -2.95% | 410,400 |
| Oct 14, 2026 | 120.70 | 124.22 | 118.09 | 118.61 | 118.61 | -5.02% | 234,330 |
| Oct 13, 2026 | 124.02 | 126.30 | 121.88 | 124.88 | 124.88 | -2.15% | 337,301 |
| Oct 12, 2026 | 132.69 | 132.69 | 127.27 | 127.63 | 127.63 | -5.26% | 188,559 |
| Oct 9, 2026 | 137.37 | 138.41 | 133.45 | 134.71 | 134.71 | 0.92% | 235,231 |
| Oct 8, 2026 | 135.19 | 138.48 | 132.48 | 133.48 | 133.48 | -3.55% | 251,474 |
| Oct 7, 2026 | 137.00 | 139.05 | 135.85 | 138.40 | 138.40 | -1.95% | 278,796 |
| Oct 6, 2026 | 144.42 | 144.81 | 140.73 | 141.15 | 141.15 | -0.82% | 194,477 |
| Oct 5, 2026 | 147.77 | 147.91 | 141.95 | 142.31 | 142.31 | -3.69% | 370,664 |
| Oct 2, 2026 | 143.28 | 149.95 | 141.00 | 147.77 | 147.77 | 8.09% | 450,030 |
| Oct 1, 2026 | 133.61 | 137.14 | 130.50 | 136.71 | 136.71 | 4.22% | 390,741 |
| Sep 30, 2026 | 131.81 | 132.69 | 128.57 | 131.18 | 131.18 | 1.93% | 471,220 |
| Sep 29, 2026 | 127.00 | 128.88 | 123.29 | 128.69 | 128.69 | 3.77% | 348,282 |
| Sep 28, 2026 | 123.99 | 124.95 | 120.00 | 124.01 | 124.01 | 0.73% | 320,630 |
| Sep 25, 2026 | 117.88 | 123.38 | 117.22 | 123.11 | 123.11 | 6.00% | 373,997 |
| Sep 24, 2026 | 116.08 | 116.70 | 111.92 | 116.14 | 116.14 | -1.93% | 385,480 |
| Sep 23, 2026 | 115.56 | 118.77 | 111.19 | 118.43 | 118.43 | 2.32% | 401,174 |
| Sep 22, 2026 | 112.95 | 115.87 | 112.95 | 115.74 | 115.74 | 2.29% | 248,300 |
| Sep 21, 2026 | 112.50 | 113.74 | 110.08 | 113.15 | 113.15 | 3.50% | 289,282 |
| Sep 18, 2026 | 106.15 | 109.41 | 105.05 | 109.32 | 109.32 | 4.51% | 477,380 |
| Sep 17, 2026 | 106.16 | 107.84 | 103.94 | 104.60 | 104.60 | 0.82% | 385,010 |
| Sep 16, 2026 | 107.41 | 107.63 | 102.66 | 103.75 | 103.75 | -1.23% | 440,920 |
| Sep 15, 2026 | 107.36 | 107.36 | 103.13 | 105.04 | 105.04 | -0.26% | 299,607 |
| Sep 14, 2026 | 107.26 | 109.02 | 104.95 | 105.31 | 105.31 | -7.16% | 435,593 |
| Sep 11, 2026 | 115.86 | 117.36 | 113.18 | 113.43 | 113.43 | 0.11% | 305,754 |
| Sep 10, 2026 | 112.50 | 115.05 | 111.01 | 113.30 | 113.30 | -1.96% | 173,357 |
| Sep 9, 2026 | 117.87 | 120.34 | 114.69 | 115.56 | 115.56 | -3.03% | 306,464 |
| Sep 8, 2026 | 118.31 | 120.96 | 117.15 | 119.17 | 119.17 | 3.55% | 234,041 |
| Sep 4, 2026 | 112.35 | 115.20 | 111.79 | 115.08 | 115.08 | 4.27% | 474,613 |
| Sep 3, 2026 | 110.24 | 111.94 | 107.87 | 110.37 | 110.37 | -0.36% | 248,519 |
| Sep 2, 2026 | 110.60 | 111.81 | 108.00 | 110.77 | 110.77 | 0.62% | 430,890 |
| Sep 1, 2026 | 113.57 | 114.50 | 109.62 | 110.09 | 110.09 | -4.54% | 299,334 |
| Aug 31, 2026 | 116.76 | 117.33 | 113.59 | 115.33 | 115.33 | -0.21% | 302,911 |
| Aug 28, 2026 | 122.40 | 123.00 | 115.26 | 115.57 | 115.57 | -5.58% | 297,579 |
| Aug 27, 2026 | 124.61 | 126.70 | 119.37 | 122.40 | 122.40 | 1.69% | 348,920 |
| Aug 26, 2026 | 125.50 | 125.94 | 119.69 | 120.36 | 120.36 | -4.02% | 353,361 |
| Aug 25, 2026 | 127.04 | 127.43 | 122.55 | 125.40 | 125.40 | 1.55% | 281,246 |
| Aug 24, 2026 | 124.50 | 124.63 | 121.24 | 123.49 | 123.49 | -2.82% | 223,793 |
| 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 |