Amkor Technology, Inc. (AMKR)
NASDAQ: AMKR · Real-Time Price · USD
32.16
-1.02 (-3.07%)
At close: Oct 28, 2025, 4:00 PM EDT
32.50
+0.34 (1.06%)
After-hours: Oct 28, 2025, 7:58 PM EDT
Amkor Technology Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Oct 28, 2025 | 30.61 | 32.98 | 29.50 | 32.16 | 32.16 | -3.07% | 9,760,013 |
| Oct 27, 2025 | 33.60 | 33.82 | 32.97 | 33.18 | 33.18 | 1.25% | 4,820,337 |
| Oct 24, 2025 | 32.95 | 33.33 | 32.42 | 32.77 | 32.77 | 2.47% | 3,169,490 |
| Oct 23, 2025 | 30.50 | 32.19 | 30.44 | 31.98 | 31.98 | 3.93% | 1,613,093 |
| Oct 22, 2025 | 31.67 | 31.92 | 30.26 | 30.77 | 30.77 | -4.29% | 2,310,642 |
| Oct 21, 2025 | 32.13 | 32.49 | 31.68 | 32.15 | 32.15 | -0.40% | 2,077,973 |
| Oct 20, 2025 | 32.15 | 32.75 | 31.95 | 32.28 | 32.28 | 3.16% | 2,009,327 |
| Oct 17, 2025 | 31.04 | 31.49 | 30.59 | 31.29 | 31.29 | -0.67% | 1,919,111 |
| Oct 16, 2025 | 32.93 | 32.93 | 31.09 | 31.50 | 31.50 | 0.70% | 3,730,031 |
| Oct 15, 2025 | 30.57 | 31.34 | 30.23 | 31.28 | 31.28 | 4.58% | 2,395,686 |
| Oct 14, 2025 | 29.41 | 30.43 | 29.39 | 29.91 | 29.91 | -1.81% | 2,393,154 |
| Oct 13, 2025 | 30.05 | 30.52 | 29.71 | 30.46 | 30.46 | 7.78% | 2,394,941 |
| Oct 10, 2025 | 31.09 | 31.39 | 28.19 | 28.26 | 28.26 | -7.74% | 5,046,108 |
| Oct 9, 2025 | 30.62 | 30.95 | 30.03 | 30.63 | 30.63 | 0.07% | 2,209,127 |
| Oct 8, 2025 | 29.76 | 30.69 | 29.70 | 30.61 | 30.61 | 2.89% | 2,907,621 |
| Oct 7, 2025 | 33.54 | 33.54 | 29.33 | 29.75 | 29.75 | -2.68% | 5,731,193 |
| Oct 6, 2025 | 30.44 | 30.67 | 30.15 | 30.57 | 30.57 | 4.05% | 2,468,918 |
| Oct 3, 2025 | 29.76 | 30.04 | 29.16 | 29.38 | 29.38 | -0.88% | 2,045,400 |
| Oct 2, 2025 | 30.17 | 30.17 | 29.34 | 29.64 | 29.64 | 0.58% | 1,394,962 |
| Oct 1, 2025 | 28.24 | 29.55 | 28.17 | 29.47 | 29.47 | 3.77% | 2,005,860 |
| Sep 30, 2025 | 28.47 | 28.81 | 28.03 | 28.40 | 28.40 | -0.42% | 2,088,624 |
| Sep 29, 2025 | 29.31 | 29.45 | 28.50 | 28.52 | 28.52 | -1.74% | 2,411,985 |
| Sep 26, 2025 | 29.19 | 29.47 | 28.75 | 29.03 | 29.03 | -0.46% | 1,642,599 |
| Sep 25, 2025 | 28.78 | 29.34 | 28.32 | 29.16 | 29.16 | -0.66% | 1,729,800 |
| Sep 24, 2025 | 29.39 | 29.71 | 28.96 | 29.36 | 29.36 | -0.76% | 1,725,397 |
| Sep 23, 2025 | 29.67 | 30.35 | 29.45 | 29.58 | 29.58 | 0.17% | 2,542,671 |
| Sep 22, 2025 | 28.49 | 29.99 | 28.42 | 29.53 | 29.53 | 4.31% | 3,021,846 |
| Sep 19, 2025 | 29.31 | 29.39 | 28.24 | 28.31 | 28.31 | -2.91% | 5,206,847 |
| Sep 18, 2025 | 27.88 | 29.19 | 27.55 | 29.16 | 29.16 | 9.54% | 4,287,652 |
| Sep 17, 2025 | 26.85 | 27.19 | 26.16 | 26.62 | 26.62 | -1.55% | 2,250,419 |
| Sep 16, 2025 | 27.92 | 28.22 | 26.48 | 27.04 | 27.04 | 5.30% | 3,734,644 |
| Sep 15, 2025 | 25.87 | 26.00 | 25.52 | 25.68 | 25.68 | 0.86% | 1,539,280 |
| Sep 12, 2025 | 25.34 | 25.60 | 24.97 | 25.46 | 25.46 | 0.32% | 1,630,116 |
| Sep 11, 2025 | 24.90 | 25.41 | 24.86 | 25.38 | 25.38 | 2.38% | 2,527,861 |
| Sep 10, 2025 | 25.37 | 25.37 | 24.60 | 24.79 | 24.79 | -0.32% | 2,847,784 |
| Sep 9, 2025 | 24.99 | 25.38 | 24.78 | 24.87 | 24.87 | 0.16% | 3,273,167 |
| Sep 8, 2025 | 24.64 | 25.13 | 24.60 | 24.83 | 24.83 | 0.77% | 2,371,910 |
| Sep 5, 2025 | 24.60 | 24.82 | 24.18 | 24.64 | 24.64 | 1.44% | 2,369,607 |
| Sep 4, 2025 | 23.62 | 24.34 | 23.38 | 24.29 | 24.29 | 2.06% | 1,352,371 |
| Sep 3, 2025 | 23.89 | 24.35 | 23.61 | 23.80 | 23.80 | -0.42% | 2,376,077 |
| Sep 2, 2025 | 23.44 | 23.94 | 23.37 | 23.90 | 23.82 | -1.20% | 1,412,047 |
| Aug 29, 2025 | 24.54 | 24.61 | 23.96 | 24.19 | 24.11 | -1.91% | 1,501,003 |
| Aug 28, 2025 | 24.59 | 24.80 | 24.44 | 24.66 | 24.58 | 0.33% | 1,460,182 |
| Aug 27, 2025 | 24.47 | 24.61 | 24.27 | 24.58 | 24.50 | 0.90% | 1,557,664 |
| Aug 26, 2025 | 24.17 | 24.53 | 24.14 | 24.36 | 24.28 | 0.87% | 1,768,664 |
| Aug 25, 2025 | 24.03 | 24.28 | 23.88 | 24.15 | 24.07 | 0.25% | 1,279,323 |
| Aug 22, 2025 | 23.23 | 24.53 | 23.22 | 24.09 | 24.01 | 3.79% | 2,201,700 |
| Aug 21, 2025 | 22.89 | 23.23 | 22.81 | 23.21 | 23.13 | 0.91% | 1,369,542 |
| Aug 20, 2025 | 23.64 | 23.73 | 22.74 | 23.00 | 22.92 | -3.12% | 1,969,129 |
| Aug 19, 2025 | 24.10 | 24.31 | 23.62 | 23.74 | 23.66 | -1.29% | 1,557,511 |