AMKOR TECHNOLOGY, INC. (AMKR) Spending and interest coverage
- R&D / revenue · 12 months: Value 2.30%; Formula and calculation Research and development expense / revenue. Period ending 2026-03-31..
- Stock-based compensation / revenue · 12 months: Value (m); Formula and calculation Share-based compensation / revenue. Period ending 2026-03-31..
- Interest coverage · 12 months: Value (m); Formula and calculation Estimated: average term debt × dated USD coupon proxy + average commercial paper × matching-currency disclosed rate at or before period end. Swaps, foreign-exchange, lease interest and amortization are not quantified..
Spending and interest coverage
Overview →Financial period ending 2026-03-31; current quote (m). Amounts retain their stated periods and units.
| Metric | Value | Formula and calculation |
|---|---|---|
| R&D / revenue · 12 months | 2.30% | Research and development expense / revenue. Period ending 2026-03-31. $162.85M ÷ $7.07B × 100 ≈ 2.30% |
| Stock-based compensation / revenue · 12 months | (m) | Share-based compensation / revenue. Period ending 2026-03-31. Calculation unavailable: missing inputs remain (m). |
| Interest coverage · 12 months | (m) | Estimated: average term debt × dated USD coupon proxy + average commercial paper × matching-currency disclosed rate at or before period end. Swaps, foreign-exchange, lease interest and amortization are not quantified. Calculation unavailable: missing inputs remain (m). |
Calculation inputs
| Input | Amount with unit | Raw financial data |
|---|---|---|
| Research and development spending | 162.85M USD | Research and Development Expense |
| Revenue | 7.07B USD | Revenue from Contract with Customer, Excluding Assessed Tax |
| Stock-based compensation | (m) | Share-based Payment Arrangement, Noncash Expense |
| Operating income | 536.15M USD | Operating Income (Loss) |
| Interest expense · reported / estimated | (m) | Interest Expense · Estimated expense assumptions |
Latest interest expense basis: (m). Estimated values carry *; expand each history row’s basis for its dated balances and rate assumptions.
Calculated history
Changes compare with the next older row (previous quarter), unless explicitly labeled otherwise. Rolling 12-month growth compares two successive quarter-end rolling totals; it is not year-over-year growth.
| Period ending | Research and development spending (USD) | Revenue (USD) | Stock-based compensation (USD) | Operating income (USD) | Interest expense · reported / estimated (USD) | R&D / revenue | SBC / revenue | Interest coverage | Interest expense basis |
|---|---|---|---|---|---|---|---|---|---|
| 2026-03-31 | $162.85M | $7.07B | (m) | $536.15M | (m) | 2.30% | (m) | (m) | (m) |
| 2025-12-31 | $166.74M | $6.71B | $20.10M | $467.38M | (m) | 2.49% | 0.30% | (m) | (m) |
| 2025-09-30 | $172.86M | $6.45B | (m) | $416.85M | (m) | 2.68% | (m) | (m) | (m) |
| 2025-06-30 | $172.87M | $6.32B | (m) | $407.29M | (m) | 2.73% | (m) | (m) | (m) |
| 2025-03-31 | $170.43M | $6.27B | (m) | $396.85M | (m) | 2.72% | (m) | (m) | (m) |
| 2024-12-31 | $162.95M | $6.32B | $18.37M | $438.45M | (m) | 2.58% | 0.29% | (m) | (m) |
| 2024-09-30 | $161.71M | $6.44B | (m) | $462.68M | (m) | 2.51% | (m) | (m) | (m) |
| 2024-06-30 | $162.48M | $6.40B | (m) | $479.92M | (m) | 2.54% | (m) | (m) | (m) |
| 2024-03-31 | $168.60M | $6.40B | (m) | $474.71M | $59.27M | 2.64% | (m) | 8.01× | Reported |
| 2023-12-31 | $177.47M | $6.50B | $8.28M | $470.29M | $59.00M | 2.73% | 0.13% | 7.97× | Reported |
| 2023-09-30 | $175.46M | $6.66B | (m) | $536.71M | $58.47M | 2.64% | (m) | 9.18× | Reported |
| 2023-06-30 | $166.32M | $6.92B | (m) | $689.39M | $60.34M | 2.40% | (m) | 11.42× | Reported |
| 2023-03-31 | $158.11M | $6.97B | (m) | $755.88M | $60.58M | 2.27% | (m) | 12.48× | Reported |
| 2022-12-31 | $149.43M | $7.09B | $13.56M | $897.19M | $58.56M | 2.11% | 0.19% | 15.32× | Reported |
| 2022-09-30 | $147.25M | $6.91B | (m) | $924.51M | (m) | 2.13% | (m) | (m) | (m) |
| 2022-06-30 | $154.04M | $6.51B | (m) | $816.69M | (m) | 2.37% | (m) | (m) | (m) |
| 2022-03-31 | $160.08M | $6.41B | (m) | $828.99M | (m) | 2.50% | (m) | (m) | (m) |
| 2021-12-31 | $166.04M | $6.14B | $10.97M | $763.43M | (m) | 2.70% | 0.18% | (m) | (m) |
| 2021-09-30 | $169.73M | $5.78B | (m) | $670.20M | (m) | 2.93% | (m) | (m) | (m) |
| 2021-06-30 | $164.77M | $5.46B | (m) | $586.21M | (m) | 3.02% | (m) | (m) | (m) |
| 2021-03-31 | $152.79M | $5.22B | (m) | $517.62M | (m) | 2.92% | (m) | (m) | (m) |
| 2020-12-31 | $140.73M | $5.05B | $8.03M | $457.25M | (m) | 2.79% | 0.16% | (m) | (m) |
| 2020-09-30 | $132.40M | $4.86B | (m) | $416.45M | (m) | 2.73% | (m) | (m) | (m) |
| 2020-06-30 | $129.49M | $4.59B | (m) | $367.84M | (m) | 2.82% | (m) | (m) | (m) |
| 2020-03-31 | $134.14M | $4.31B | (m) | $303.82M | (m) | 3.11% | (m) | (m) | (m) |
| 2019-12-31 | $137.64M | $4.05B | $6.91M | $233.17M | (m) | 3.40% | 0.17% | (m) | (m) |
| 2019-09-30 | $142.50M | $3.96B | (m) | $190.17M | $72.95M | 3.60% | (m) | 2.61× | Reported |
| 2019-06-30 | $147.12M | $4.02B | (m) | $204.01M | $75.73M | 3.66% | (m) | 2.69× | Reported |
| 2019-03-31 | $152.01M | $4.19B | (m) | $235.44M | $78.21M | 3.63% | (m) | 3.01× | Reported |
| 2018-12-31 | $157.18M | $4.32B | $5.02M | $258.14M | $78.95M | 3.64% | 0.12% | 3.27× | Reported |
| 2018-09-30 | $157.47M | $4.37B | (m) | $287.55M | $81.01M | 3.61% | (m) | 3.55× | Reported |
| 2018-06-30 | $162.77M | $4.37B | (m) | $300.33M | $81.56M | 3.72% | (m) | 3.68× | Reported |
| 2018-03-31 | $165.97M | $4.31B | (m) | $419.05M | $82.60M | 3.85% | (m) | 5.07× | Reported |
| 2017-12-31 | $166.61M | $4.19B | $5.14M | $401.31M | $83.84M | 3.98% | 0.12% | 4.79× | Reported |
| 2017-09-30 | $161.72M | $4.06B | (m) | $417.87M | $84.91M | 3.98% | (m) | 4.92× | Reported |
| 2017-06-30 | $145.71M | $4.01B | (m) | $434.25M | $86.07M | 3.63% | (m) | 5.05× | Reported |
| 2017-03-31 | $131.61M | $3.94B | (m) | $296.50M | $84.73M | 3.34% | (m) | 3.50× | Reported |
| 2016-12-31 | $117.21M | $3.89B | $3.25M | $293.94M | $79.67M | 3.01% | 0.08% | 3.69× | Reported |
| 2016-09-30 | $107.04M | $3.54B | (m) | $188.17M | $75.59M | 3.02% | (m) | 2.49× | Reported |
| 2016-06-30 | $101.29M | $3.19B | (m) | $124.85M | $71.79M | 3.17% | (m) | 1.74× | Reported |
| 2016-03-31 | $91.15M | $3.01B | (m) | $132.95M | $73.82M | 3.03% | (m) | 1.80× | Reported |
| 2015-12-31 | $82.02M | $2.88B | $3.85M | $164.84M | $81.41M | 2.84% | 0.13% | 2.02× | Reported |
| 2015-09-30 | $76.42M | $3.07B | (m) | $183.88M | $99.23M | 2.49% | (m) | 1.85× | Reported |
| 2015-06-30 | $71.79M | $3.15B | (m) | $207.77M | $105.32M | 2.28% | (m) | 1.97× | Reported |
| 2015-03-31 | $73.84M | $3.18B | (m) | $230.09M | $105.01M | 2.32% | (m) | 2.19× | Reported |
| 2014-12-31 | $76.86M | $3.13B | $3.70M | $221.46M | $104.96M | 2.46% | 0.12% | 2.11× | Reported |
| 2014-09-30 | $76.92M | $3.03B | (m) | $256.05M | $94.86M | 2.54% | (m) | 2.70× | Reported |
| 2014-06-30 | $79.14M | $2.99B | (m) | $238.88M | $97.18M | 2.65% | (m) | 2.46× | Reported |
| 2014-03-31 | $71.36M | $2.96B | (m) | $236.37M | $98.38M | 2.41% | (m) | 2.40× | Reported |
| 2013-12-31 | $64.63M | $2.96B | $2.97M | $232.11M | $96.74M | 2.19% | 0.10% | 2.40× | Reported |
| 2013-09-30 | $60.62M | $2.92B | (m) | $199.96M | $95.17M | 2.07% | (m) | 2.10× | Reported |
| 2013-06-30 | $55.44M | $2.85B | (m) | $195.97M | $88.75M | 1.94% | (m) | 2.21× | Reported |
| 2013-03-31 | $55.00M | $2.79B | (m) | $159.48M | $87.47M | 1.97% | (m) | 1.82× | Reported |
| 2012-12-31 | $54.12M | $2.76B | $2.72M | $152.69M | $83.97M | 1.96% | 0.10% | 1.82× | Reported |
| 2012-09-30 | $53.23M | $2.72B | (m) | $153.99M | $78.95M | 1.96% | (m) | 1.95× | Reported |
| 2012-06-30 | $52.99M | $2.77B | (m) | $143.96M | $76.85M | 1.92% | (m) | 1.87× | Reported |
| 2012-03-31 | $51.68M | $2.77B | (m) | $177.97M | $74.01M | 1.87% | (m) | 2.40× | Reported |
| 2011-12-31 | $50.39M | $2.78B | $5.01M | $193.67M | $74.21M | 1.81% | 0.18% | 2.61× | Reported |
| 2011-09-30 | $49.02M | $2.84B | (m) | $236.18M | $75.19M | 1.72% | (m) | 3.14× | Reported |
| 2011-06-30 | $48.45M | $2.90B | (m) | $310.04M | $77.21M | 1.67% | (m) | 4.02× | Reported |
| 2011-03-31 | $47.99M | $2.96B | (m) | $354.81M | $82.02M | 1.62% | (m) | 4.33× | Reported |
| 2010-12-31 | $47.53M | $2.94B | $3.52M | $373.80M | $85.59M | 1.62% | 0.12% | 4.37× | Reported |
| 2010-09-30 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2010-06-30 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2010-03-31 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2009-12-31 | $44.45M | $2.18B | $2.58M | $225.32M | $102.40M | 2.04% | 0.12% | 2.20× | Reported |
| 2009-09-30 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2009-06-30 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2008-12-31 | $56.23M | $2.66B | $4.59M | $-407.51M | $118.73M | 2.11% | 0.17% | -3.43× | Reported |
(m) means missing inputs. Historical market-based ratios use the saved close on or immediately before period ending and that period’s reported shares; current quotes are not substituted. Five-year projections repeat historical CAGR, not analyst forecasts.
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