ASX vs. AMKR

Last updated Apr 1, 2026

Compare and contrast key facts about ASE Technology Holding Co., Ltd. (ASX) and Amkor Technology, Inc. (AMKR).

Performance

ASX vs. AMKR - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in ASE Technology Holding Co., Ltd. (ASX) and Amkor Technology, Inc. (AMKR). The values are adjusted to include any dividend payments, if applicable.

ASX vs. AMKR - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
ASX ASE Technology Holding Co., Ltd.	34.66%	65.68%	10.14%	60.87%	-12.75%	38.25%	8.13%	53.97%	-37.08%	31.93%
AMKR Amkor Technology, Inc.	14.28%	55.87%	-20.80%	40.32%	-2.31%	65.57%	16.30%	98.17%	-34.73%	-4.74%

Fundamentals

EPS ASX : $18.31 AMKR : $2.26
PE Ratio ASX : 1.18 AMKR : 19.92
PS Ratio ASX : 0.07 AMKR : 1.11
Total Revenue (TTM) ASX : $643.37B AMKR : $6.71B
Gross Profit (TTM) ASX : $114.19B AMKR : $938.60M
EBITDA (TTM) ASX : $121.53B AMKR : $979.50M

Returns By Period

In the year-to-date period, ASX achieves a 34.66% return, which is significantly higher than AMKR's 14.28% return. Over the past 10 years, ASX has underperformed AMKR with an annualized return of 19.55%, while AMKR has yielded a comparatively higher 23.85% annualized return.

ASX

• 1D: 3.78%
• 1M: -10.75%
• YTD: 34.66%
• 6M: 95.49%
• 1Y: 156.46%
• 3Y*: 45.96%
• 5Y*: 28.43%
• 10Y*: 19.55%

AMKR

• 1D: 9.16%
• 1M: -5.65%
• YTD: 14.28%
• 6M: 59.19%
• 1Y: 152.29%
• 3Y*: 22.07%
• 5Y*: 14.44%
• 10Y*: 23.85%

*Multi-year figures are annualized to reflect compound growth (CAGR)

Return for Risk

ASX vs. AMKR — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

ASX

ASX Risk / Return Rank: 97
ASX Sharpe Ratio Rank: 98
ASX Sortino Ratio Rank: 97
ASX Omega Ratio Rank: 96
ASX Calmar Ratio Rank: 98
ASX Martin Ratio Rank: 98

AMKR

AMKR Risk / Return Rank: 92
AMKR Sharpe Ratio Rank: 93
AMKR Sortino Ratio Rank: 90
AMKR Omega Ratio Rank: 89
AMKR Calmar Ratio Rank: 95
AMKR Martin Ratio Rank: 95

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

ASX vs. AMKR - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for ASE Technology Holding Co., Ltd. (ASX) and Amkor Technology, Inc. (AMKR). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

	ASX	AMKR	Difference
Sharpe ratio Return per unit of total volatility	3.68	2.29	+1.39
Sortino ratio Return per unit of downside risk	4.01	2.86	+1.15
Omega ratio Gain probability vs. loss probability	1.54	1.37	+0.16
Calmar ratio Return relative to maximum drawdown	8.71	5.64	+3.07
Martin ratio Return relative to average drawdown	24.25	15.51	+8.75
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

ASX vs. AMKR - Sharpe Ratio Comparison

The current ASX Sharpe Ratio is 3.68, which is higher than the AMKR Sharpe Ratio of 2.29. The chart below compares the historical Sharpe Ratios of ASX and AMKR, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	ASX	AMKR	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	3.68	2.29	+1.39
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.73	0.28	+0.45
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.51	0.46	+0.05
Sharpe Ratio (All Time) Calculated using the full available price history	0.33	0.07	+0.26

Correlation

The correlation between ASX and AMKR is 0.43, which is considered to be moderate. This suggests that the two assets have some degree of positive relationship in their price movements. Moderate correlation can be acceptable for portfolio diversification, offering a balance between risk and potential returns.

Dividends

ASX vs. AMKR - Dividend Comparison

ASX's dividend yield for the trailing twelve months is around 1.66%, more than AMKR's 0.74% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ASX ASE Technology Holding Co., Ltd.	1.66%	2.23%	3.19%	6.07%	7.64%	3.86%	2.34%	2.88%	14.19%	2.51%	3.63%	4.00%
AMKR Amkor Technology, Inc.	0.74%	0.84%	2.82%	0.91%	0.94%	0.69%	0.27%	0.00%	0.00%	0.00%	0.00%	0.00%

Drawdowns

ASX vs. AMKR - Drawdown Comparison

The maximum ASX drawdown since its inception was -78.05%, smaller than the maximum AMKR drawdown of -98.14%. Use the drawdown chart below to compare losses from any high point for ASX and AMKR.

Drawdown Indicators

	ASX	AMKR	Difference
Max Drawdown Largest peak-to-trough decline	-78.05%	-98.14%	+20.09%
Max Drawdown (1Y) Largest decline over 1 year	-17.83%	-26.42%	+8.59%
Max Drawdown (5Y) Largest decline over 5 years	-45.99%	-65.86%	+19.87%
Max Drawdown (10Y) Largest decline over 10 years	-54.17%	-65.86%	+11.69%
Current Drawdown Current decline from peak	-13.66%	-25.02%	+11.36%
Average Drawdown Average peak-to-trough decline	-22.72%	-76.29%	+53.57%
Ulcer Index Depth and duration of drawdowns from previous peaks	6.40%	9.61%	-3.21%

Volatility

ASX vs. AMKR - Volatility Comparison

The current volatility for ASE Technology Holding Co., Ltd. (ASX) is 13.88%, while Amkor Technology, Inc. (AMKR) has a volatility of 24.04%. This indicates that ASX experiences smaller price fluctuations and is considered to be less risky than AMKR based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ASX	AMKR	Difference
Volatility (1M) Calculated over the trailing 1-month period	13.88%	24.04%	-10.16%
Volatility (6M) Calculated over the trailing 6-month period	30.48%	50.31%	-19.83%
Volatility (1Y) Calculated over the trailing 1-year period	42.77%	66.80%	-24.03%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	39.08%	51.12%	-12.04%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	38.17%	52.13%	-13.96%

Financials

ASX vs. AMKR - Profitability Comparison

The chart below illustrates the profitability comparison between ASE Technology Holding Co., Ltd. and Amkor Technology, Inc. over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

ASX - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, ASE Technology Holding Co., Ltd. reported a gross profit of 39.81B and revenue of 179.60B. Therefore, the gross margin over that period was 22.2%.

AMKR - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, Amkor Technology, Inc. reported a gross profit of 314.63M and revenue of 1.89B. Therefore, the gross margin over that period was 16.7%.

ASX - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, ASE Technology Holding Co., Ltd. reported an operating income of 17.69B and revenue of 179.60B, resulting in an operating margin of 9.9%.

AMKR - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, Amkor Technology, Inc. reported an operating income of 184.97M and revenue of 1.89B, resulting in an operating margin of 9.8%.

ASX - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, ASE Technology Holding Co., Ltd. reported a net income of 14.71B and revenue of 179.60B, resulting in a net margin of 8.2%.

AMKR - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, Amkor Technology, Inc. reported a net income of 171.76M and revenue of 1.89B, resulting in a net margin of 9.1%.