ATI Inc. (ATI)
NYSE: ATI · Real-Time Price · USD
187.15
-2.66 (-1.40%)
Oct 14, 2026, 3:30 PM EDT - Market open
ATI Inc. Stock Price History
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Oct 14, 2026 | 186.96 | 191.20 | 183.60 | 187.15 | 187.15 | -1.40% | 705,297 |
| Oct 13, 2026 | 187.05 | 190.16 | 185.89 | 189.81 | 189.81 | 0.97% | 1,423,962 |
| Oct 12, 2026 | 190.74 | 193.82 | 187.91 | 187.98 | 187.98 | -2.01% | 920,645 |
| Oct 9, 2026 | 189.62 | 194.28 | 188.33 | 191.84 | 191.84 | 1.97% | 817,828 |
| Oct 8, 2026 | 186.12 | 190.19 | 185.39 | 188.13 | 188.13 | -0.56% | 887,665 |
| Oct 7, 2026 | 190.54 | 190.92 | 184.49 | 189.19 | 189.19 | -2.83% | 1,373,520 |
| Oct 6, 2026 | 194.57 | 195.82 | 189.43 | 194.69 | 194.69 | 0.83% | 815,349 |
| Oct 5, 2026 | 192.32 | 196.09 | 189.25 | 193.09 | 193.09 | 0.35% | 1,529,024 |
| Oct 2, 2026 | 193.21 | 194.31 | 188.67 | 192.42 | 192.42 | 0.67% | 1,423,796 |
| Oct 1, 2026 | 187.54 | 192.30 | 185.70 | 191.14 | 191.14 | 0.92% | 1,483,608 |
| Sep 30, 2026 | 188.24 | 190.18 | 183.06 | 189.40 | 189.40 | 0.24% | 1,464,565 |
| Sep 29, 2026 | 183.00 | 189.79 | 182.42 | 188.95 | 188.95 | 4.58% | 1,712,232 |
| Sep 28, 2026 | 182.77 | 185.75 | 178.26 | 180.67 | 180.67 | -2.59% | 1,570,562 |
| Sep 25, 2026 | 186.67 | 186.68 | 182.32 | 185.48 | 185.48 | -0.39% | 1,141,406 |
| Sep 24, 2026 | 183.11 | 187.80 | 181.51 | 186.21 | 186.21 | 1.10% | 1,126,885 |
| Sep 23, 2026 | 185.51 | 189.98 | 183.30 | 184.18 | 184.18 | -1.28% | 1,354,563 |
| Sep 22, 2026 | 189.05 | 190.61 | 185.87 | 186.56 | 186.56 | -1.37% | 1,433,693 |
| Sep 21, 2026 | 191.82 | 193.17 | 187.25 | 189.16 | 189.16 | -1.29% | 1,677,361 |
| Sep 18, 2026 | 184.71 | 192.34 | 183.58 | 191.63 | 191.63 | 4.35% | 4,031,413 |
| Sep 17, 2026 | 197.00 | 197.00 | 179.59 | 183.64 | 183.64 | -3.17% | 2,259,156 |
| Sep 16, 2026 | 188.64 | 193.89 | 186.80 | 189.65 | 189.65 | 1.59% | 1,031,190 |
| Sep 15, 2026 | 191.37 | 192.27 | 182.63 | 186.69 | 186.69 | -0.78% | 1,857,441 |
| Sep 14, 2026 | 193.06 | 194.50 | 187.00 | 188.15 | 188.15 | -5.34% | 1,690,140 |
| Sep 11, 2026 | 202.04 | 203.87 | 198.07 | 198.77 | 198.77 | -0.12% | 1,223,550 |
| Sep 10, 2026 | 202.50 | 207.63 | 196.60 | 199.00 | 199.00 | -3.65% | 1,324,953 |
| Sep 9, 2026 | 205.75 | 210.31 | 205.17 | 206.54 | 206.54 | -0.38% | 1,111,952 |
| Sep 8, 2026 | 207.57 | 209.87 | 203.16 | 207.32 | 207.32 | -1.58% | 1,619,940 |
| Sep 4, 2026 | 204.33 | 212.29 | 204.33 | 210.65 | 210.65 | 2.99% | 1,790,009 |
| Sep 3, 2026 | 203.19 | 207.57 | 200.25 | 204.54 | 204.54 | 1.41% | 1,608,307 |
| Sep 2, 2026 | 202.46 | 204.98 | 198.46 | 201.69 | 201.69 | 0.37% | 1,921,694 |
| Sep 1, 2026 | 203.69 | 205.32 | 199.78 | 200.95 | 200.95 | -1.59% | 1,415,361 |
| Aug 31, 2026 | 210.01 | 210.89 | 202.02 | 204.20 | 204.20 | -3.11% | 9,994,123 |
| Aug 28, 2026 | 214.42 | 215.94 | 209.52 | 210.76 | 210.76 | -1.75% | 1,119,696 |
| Aug 27, 2026 | 214.29 | 217.47 | 211.44 | 214.52 | 214.52 | 0.78% | 1,206,739 |
| Aug 26, 2026 | 217.00 | 217.84 | 211.66 | 212.86 | 212.86 | -1.10% | 1,278,324 |
| Aug 25, 2026 | 213.95 | 216.66 | 209.68 | 215.23 | 215.23 | 2.58% | 1,976,841 |
| Aug 24, 2026 | 206.92 | 210.91 | 202.25 | 209.81 | 209.81 | 1.35% | 1,720,729 |
| Aug 21, 2026 | 210.92 | 212.95 | 206.30 | 207.01 | 207.01 | -1.06% | 1,516,894 |
| Aug 20, 2026 | 213.98 | 216.36 | 207.39 | 209.22 | 209.22 | -3.13% | 1,251,101 |
| Aug 19, 2026 | 226.21 | 226.45 | 215.09 | 215.99 | 215.99 | -4.62% | 1,235,875 |
| Aug 18, 2026 | 227.75 | 230.62 | 224.35 | 226.46 | 226.46 | -2.30% | 1,251,718 |
| Aug 17, 2026 | 230.36 | 232.86 | 228.02 | 231.78 | 231.78 | 1.44% | 1,063,134 |
| Aug 14, 2026 | 226.59 | 229.34 | 224.00 | 228.48 | 228.48 | 0.55% | 1,226,228 |
| Aug 13, 2026 | 231.40 | 233.92 | 225.70 | 227.22 | 227.22 | -1.39% | 1,217,407 |
| Aug 12, 2026 | 238.59 | 243.57 | 229.63 | 230.43 | 230.43 | 0.15% | 1,331,131 |
| Aug 11, 2026 | 228.33 | 232.38 | 226.00 | 230.08 | 230.08 | 0.83% | 1,468,591 |
| Aug 10, 2026 | 231.26 | 239.23 | 227.01 | 228.19 | 228.19 | 0.15% | 1,375,251 |
| Aug 7, 2026 | 223.25 | 230.45 | 221.83 | 227.84 | 227.84 | 1.97% | 1,835,511 |
| Aug 6, 2026 | 219.99 | 236.98 | 219.99 | 223.43 | 223.43 | 8.93% | 3,138,014 |
| Aug 5, 2026 | 204.15 | 208.71 | 202.69 | 205.11 | 205.11 | 2.48% | 3,012,143 |