Algoma Steel Group Inc. (ASTL)
NASDAQ: ASTL · Real-Time Price · USD
4.710
+0.260 (5.84%)
At close: Sep 4, 2026, 4:00 PM EDT
4.420
-0.290 (-6.16%)
After-hours: Sep 4, 2026, 7:45 PM EDT
Algoma Steel Group Stock Price History
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Sep 4, 2026 | 4.42 | 4.76 | 4.42 | 4.71 | 4.71 | 5.84% | 802,289 |
| Sep 3, 2026 | 4.45 | 4.52 | 4.30 | 4.45 | 4.45 | 1.48% | 460,761 |
| Sep 2, 2026 | 4.14 | 4.43 | 4.11 | 4.39 | 4.39 | 6.17% | 595,391 |
| Sep 1, 2026 | 4.19 | 4.19 | 4.05 | 4.13 | 4.13 | -1.78% | 725,747 |
| Aug 31, 2026 | 4.14 | 4.25 | 4.13 | 4.21 | 4.21 | 0.60% | 611,680 |
| Aug 28, 2026 | 4.40 | 4.40 | 4.16 | 4.18 | 4.18 | -2.56% | 1,021,099 |
| Aug 27, 2026 | 4.16 | 4.32 | 4.16 | 4.29 | 4.29 | 3.12% | 809,743 |
| Aug 26, 2026 | 3.96 | 4.20 | 3.91 | 4.16 | 4.16 | 4.26% | 923,049 |
| Aug 25, 2026 | 4.01 | 4.09 | 3.92 | 3.99 | 3.99 | -0.50% | 839,552 |
| Aug 24, 2026 | 4.45 | 4.45 | 4.00 | 4.01 | 4.01 | -13.76% | 1,823,106 |
| Aug 21, 2026 | 4.65 | 4.88 | 4.60 | 4.65 | 4.65 | 1.97% | 1,969,623 |
| Aug 20, 2026 | 4.86 | 4.86 | 4.37 | 4.56 | 4.56 | -4.80% | 2,303,839 |
| Aug 19, 2026 | 4.18 | 5.07 | 4.18 | 4.79 | 4.79 | 17.11% | 5,405,026 |
| Aug 18, 2026 | 4.10 | 4.39 | 3.97 | 4.09 | 4.09 | -1.68% | 2,429,550 |
| Aug 17, 2026 | 4.24 | 4.27 | 4.03 | 4.16 | 4.16 | -2.80% | 891,414 |
| Aug 14, 2026 | 4.47 | 4.48 | 4.24 | 4.28 | 4.28 | -4.04% | 532,698 |
| Aug 13, 2026 | 4.45 | 4.54 | 4.42 | 4.46 | 4.46 | 0.22% | 379,577 |
| Aug 12, 2026 | 4.44 | 4.53 | 4.36 | 4.45 | 4.45 | 0.68% | 776,729 |
| Aug 11, 2026 | 4.43 | 4.57 | 4.38 | 4.42 | 4.42 | -0.23% | 1,001,141 |
| Aug 10, 2026 | 4.05 | 4.61 | 4.04 | 4.43 | 4.43 | 8.71% | 1,793,298 |
| Aug 7, 2026 | 4.03 | 4.15 | 3.95 | 4.08 | 4.08 | 2.64% | 795,003 |
| Aug 6, 2026 | 4.45 | 4.45 | 3.96 | 3.97 | 3.97 | -10.99% | 891,487 |
| Aug 5, 2026 | 4.24 | 4.46 | 4.22 | 4.46 | 4.46 | 5.69% | 1,625,293 |
| Aug 4, 2026 | 3.95 | 4.32 | 3.93 | 4.22 | 4.22 | 7.65% | 1,560,583 |
| Aug 3, 2026 | 3.87 | 4.01 | 3.84 | 3.92 | 3.92 | 1.82% | 1,038,020 |
| Jul 31, 2026 | 3.81 | 3.94 | 3.68 | 3.85 | 3.85 | 0.39% | 1,862,267 |
| Jul 30, 2026 | 4.05 | 4.39 | 3.64 | 3.84 | 3.84 | -10.19% | 1,761,556 |
| Jul 29, 2026 | 4.40 | 4.45 | 4.18 | 4.27 | 4.27 | -2.73% | 1,039,217 |
| Jul 28, 2026 | 4.34 | 4.47 | 4.30 | 4.39 | 4.39 | - | 762,909 |
| Jul 27, 2026 | 4.36 | 4.40 | 4.23 | 4.39 | 4.39 | 1.62% | 869,804 |
| Jul 24, 2026 | 4.36 | 4.51 | 4.27 | 4.32 | 4.32 | -0.69% | 1,315,565 |
| Jul 23, 2026 | 4.08 | 4.36 | 4.06 | 4.35 | 4.35 | 6.88% | 2,220,280 |
| Jul 22, 2026 | 3.85 | 4.10 | 3.82 | 4.07 | 4.07 | 5.71% | 887,539 |
| Jul 21, 2026 | 3.74 | 3.88 | 3.71 | 3.85 | 3.85 | 3.77% | 580,617 |
| Jul 20, 2026 | 3.83 | 3.85 | 3.67 | 3.71 | 3.71 | -3.13% | 672,763 |
| Jul 17, 2026 | 3.66 | 3.86 | 3.60 | 3.83 | 3.83 | 3.51% | 721,522 |
| Jul 16, 2026 | 3.77 | 3.77 | 3.62 | 3.70 | 3.70 | -2.63% | 568,700 |
| Jul 15, 2026 | 3.67 | 3.82 | 3.62 | 3.80 | 3.80 | 3.83% | 646,222 |
| Jul 14, 2026 | 3.71 | 3.76 | 3.64 | 3.66 | 3.66 | 1.39% | 358,983 |
| Jul 13, 2026 | 3.73 | 3.73 | 3.58 | 3.61 | 3.61 | -0.28% | 724,436 |
| Jul 10, 2026 | 3.58 | 3.66 | 3.51 | 3.62 | 3.62 | 0.84% | 754,089 |
| Jul 9, 2026 | 3.82 | 3.82 | 3.55 | 3.59 | 3.59 | -4.27% | 1,442,441 |
| Jul 8, 2026 | 3.75 | 3.79 | 3.70 | 3.75 | 3.75 | -0.27% | 832,126 |
| Jul 7, 2026 | 3.73 | 3.79 | 3.69 | 3.76 | 3.76 | -0.27% | 622,221 |
| Jul 6, 2026 | 3.77 | 3.88 | 3.74 | 3.77 | 3.77 | - | 777,504 |
| Jul 2, 2026 | 3.87 | 4.07 | 3.70 | 3.77 | 3.77 | -1.57% | 1,282,421 |
| Jul 1, 2026 | 4.03 | 4.09 | 3.82 | 3.83 | 3.83 | -5.43% | 627,835 |
| Jun 30, 2026 | 4.04 | 4.15 | 3.96 | 4.05 | 4.05 | 1.00% | 1,055,723 |
| Jun 29, 2026 | 4.21 | 4.21 | 4.00 | 4.01 | 4.01 | -4.07% | 780,557 |
| Jun 26, 2026 | 4.17 | 4.23 | 4.11 | 4.18 | 4.18 | - | 1,194,315 |