Amkor Technology Inc. (AMKR)
Showing Closing Date Range from Sep 24 to Oct 22, 2026 compared to Aug 26 to Sep 23, 2026.
Compare Last 28 Days with Previous Period
Investor Relations:amkor.com
Current Period Close
$43.73
Sep 24, 2026 - Oct 22, 2026
Previous Period Close
$53.32
Aug 26, 2026 - Sep 23, 2026
Net Comparison Delta
$-9.59 (-17.99%)
Relative performance vs prior benchmark
Historical Quotes & Breakdown(20 dates)
| Current Date | Current Close | Previous Date | Previous Close | Delta (%) |
|---|---|---|---|---|
| Oct 21, 2026 | $43.73 | Sep 23, 2026 | $53.32 | -17.99% |
| Oct 20, 2026 | $41.70 | Sep 22, 2026 | $52.85 | -21.10% |
| Oct 19, 2026 | $41.89 | Sep 21, 2026 | $52.19 | -19.74% |
| Oct 16, 2026 | $41.82 | Sep 18, 2026 | $50.30 | -16.86% |
| Oct 15, 2026 | $44.05 | Sep 17, 2026 | $47.95 | -8.13% |
| Oct 14, 2026 | $44.82 | Sep 16, 2026 | $46.28 | -3.15% |
| Oct 13, 2026 | $47.61 | Sep 15, 2026 | $46.38 | +2.65% |
| Oct 12, 2026 | $48.11 | Sep 14, 2026 | $47.12 | +2.10% |
| Oct 09, 2026 | $49.12 | Sep 11, 2026 | $51.73 | -5.05% |
| Oct 08, 2026 | $51.00 | Sep 10, 2026 | $49.53 | +2.97% |
| Oct 07, 2026 | $52.27 | Sep 09, 2026 | $51.35 | +1.79% |
| Oct 06, 2026 | $53.39 | Sep 08, 2026 | $50.72 | +5.26% |
| Oct 05, 2026 | $54.63 | Sep 04, 2026 | $47.77 | +14.36% |
| Oct 02, 2026 | $56.02 | Sep 03, 2026 | $46.94 | +19.34% |
| Oct 01, 2026 | $52.90 | Sep 02, 2026 | $47.17 | +12.15% |
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