KT vs. NHYDY
KT (KT Corporation) and NHYDY (Norsk Hydro ASA ADR) are both stocks. KT operates in Telecom Services (Communication Services), while NHYDY operates in Aluminum (Basic Materials). Over the past 10 years, KT returned 4.52%/yr vs 13.93%/yr for NHYDY. At a 0.29 correlation, their price movements are largely independent.
Performance
KT vs. NHYDY - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, KT achieves a -7.60% return, which is significantly lower than NHYDY's 17.33% return. Over the past 10 years, KT has underperformed NHYDY with an annualized return of 4.52%, while NHYDY has yielded a comparatively higher 13.93% annualized return.
KT
- 1D
- -3.18%
- 1M
- -6.10%
- 6M
- -7.99%
- YTD
- -7.60%
- 1Y
- -15.62%
- 3Y*
- 19.46%
- 5Y*
- 9.60%
- 10Y*
- 4.52%
NHYDY
- 1D
- 1.03%
- 1M
- -23.52%
- 6M
- 11.31%
- YTD
- 17.33%
- 1Y
- 49.94%
- 3Y*
- 14.69%
- 5Y*
- 12.27%
- 10Y*
- 13.93%
KT vs. NHYDY - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
KT KT Corporation | -7.60% | 27.73% | 19.93% | 5.01% | 13.34% | 21.00% | -5.09% | -18.42% | -8.90% | 10.79% |
NHYDY Norsk Hydro ASA ADR | 17.33% | 47.30% | -14.94% | -4.18% | 5.95% | 76.35% | 34.91% | -15.68% | -38.01% | 65.31% |
Correlation
The correlation between KT and NHYDY is 0.31, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.31 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.27 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.29 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.28 |
Correlation (All Time) Calculated using the full available price history since Jan 4, 2016 | 0.29 |
Fundamentals
KT:
$8.38B
NHYDY:
$17.46B
KT:
₩3.09K
NHYDY:
NOK 3.10
KT:
8.44
NHYDY:
28.02
KT:
0.18
NHYDY:
1.17
KT:
0.47
NHYDY:
0.85
KT:
0.81
NHYDY:
1.66
KT:
₩28.39T
NHYDY:
NOK 201.27B
KT:
₩15.90T
NHYDY:
NOK 60.54B
KT:
₩5.41T
NHYDY:
NOK 24.40B
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
KT vs. NHYDY — Risk / Return Rank
KT
NHYDY
KT vs. NHYDY - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for KT Corporation (KT) and Norsk Hydro ASA ADR (NHYDY). 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.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| KT | NHYDY | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -2.16 | ||
| Sortino ratioReturn per unit of downside risk | -2.90 | ||
| Omega ratioGain probability vs. loss probability | 0.90 | 1.25 | -0.34 |
| Calmar ratioReturn relative to maximum drawdown | -0.54 | 1.49 | -2.03 |
| Martin ratioReturn relative to average drawdown | -1.21 | 5.86 | -7.07 |
Loading charts...
Drawdowns
KT vs. NHYDY - Drawdown Comparison
The maximum KT drawdown since its inception was -85.64%, which is greater than NHYDY's maximum drawdown of -73.90%. Use the drawdown chart below to compare losses from any high point for KT and NHYDY.
Loading charts...
Drawdown Indicators
| KT | NHYDY | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -85.64% | -73.90% | -11.74% |
Max Drawdown (1Y)Largest decline over 1 year | -29.07% | -33.64% | +4.57% |
Max Drawdown (3Y)Largest decline over 3 years | -29.07% | -33.64% | +4.57% |
Max Drawdown (5Y)Largest decline over 5 years | -29.07% | -46.67% | +17.60% |
Max Drawdown (10Y)Largest decline over 10 years | -64.03% | -73.90% | +9.87% |
Current DrawdownCurrent decline from peak | -51.85% | -31.87% | -19.98% |
Average DrawdownAverage peak-to-trough decline | -65.84% | -25.23% | -40.61% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 12.93% | 8.55% | +4.38% |
Volatility
KT vs. NHYDY - Volatility Comparison
The current volatility for KT Corporation (KT) is 8.73%, while Norsk Hydro ASA ADR (NHYDY) has a volatility of 12.37%. This indicates that KT experiences smaller price fluctuations and is considered to be less risky than NHYDY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| KT | NHYDY | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 8.73% | 12.37% | -3.64% |
Volatility (6M)Calculated over the trailing 6-month period | 18.34% | 29.80% | -11.46% |
Volatility (1Y)Calculated over the trailing 1-year period | 22.76% | 34.15% | -11.39% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 22.83% | 39.39% | -16.56% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 23.41% | 39.38% | -15.97% |
Dividends
KT vs. NHYDY - Dividend Comparison
KT's dividend yield for the trailing twelve months is around 3.59%, which matches NHYDY's 3.58% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
KT KT Corporation | 3.59% | 4.24% | 3.50% | 5.29% | 5.40% | 6.00% | 0.00% | 0.00% | 0.00% | 0.00% | 2.49% | 1.84% |
NHYDY Norsk Hydro ASA ADR | 3.58% | 2.65% | 4.30% | 8.10% | 9.59% | 1.86% | 5.44% | 3.92% | 4.96% | 1.91% | 2.60% | 0.00% |
Financials
KT vs. NHYDY - Financials Comparison
This section allows you to compare key financial metrics between KT Corporation and Norsk Hydro ASA ADR. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.
Total Revenue: Total amount of money received from sales and other business activities
KT vs. NHYDY - Profitability Comparison
KT - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jul 2026, KT Corporation reported a gross profit of 2.28T and revenue of 6.98T. Therefore, the gross margin over that period was 32.7%.
NHYDY - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jul 2026, Norsk Hydro ASA ADR reported a gross profit of 16.09B and revenue of 50.39B. Therefore, the gross margin over that period was 31.9%.
KT - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jul 2026, KT Corporation reported an operating income of 492.09B and revenue of 6.98T, resulting in an operating margin of 7.1%.
NHYDY - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jul 2026, Norsk Hydro ASA ADR reported an operating income of 9.11B and revenue of 50.39B, resulting in an operating margin of 18.1%.
KT - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jul 2026, KT Corporation reported a net income of 399.91B and revenue of 6.98T, resulting in a net margin of 5.7%.
NHYDY - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jul 2026, Norsk Hydro ASA ADR reported a net income of 4.24B and revenue of 50.39B, resulting in a net margin of 8.4%.
Frequently Asked Questions
KT and NHYDY have a correlation of 0.31, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
NHYDY has higher volatility (12.37%) compared to KT (8.73%). In terms of maximum drawdown, KT dropped -85.64% vs NHYDY's -73.90%.
NHYDY currently has the higher Sharpe Ratio (1.47 vs -0.69), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
Find the right allocation for KT and NHYDY
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer