KT vs. SMCI

Last updated Jun 23, 2026

KT (KT Corporation) and SMCI (Super Micro Computer, Inc.) are both stocks. KT operates in Telecom Services (Communication Services), while SMCI operates in Computer Hardware (Technology). Over the past 10 years, KT returned 5.49%/yr vs 30.26%/yr for SMCI. At a 0.20 correlation, their price movements are largely independent.

Performance

KT vs. SMCI - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in KT Corporation (KT) and Super Micro Computer, Inc. (SMCI). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, KT achieves a -5.10% return, which is significantly lower than SMCI's 21.15% return. Over the past 10 years, KT has underperformed SMCI with an annualized return of 5.49%, while SMCI has yielded a comparatively higher 30.26% annualized return.

KT

• 1D: -2.57%
• 1M: -2.57%
• YTD: -5.10%
• 6M: -3.32%
• 1Y: -7.08%
• 3Y*: 21.22%
• 5Y*: 10.09%
• 10Y*: 5.49%

SMCI

• 1D: 15.66%
• 1M: -0.34%
• YTD: 21.15%
• 6M: 14.13%
• 1Y: -21.76%
• 3Y*: 17.96%
• 5Y*: 59.51%
• 10Y*: 30.26%

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

KT vs. SMCI - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
KT KT Corporation	-5.10%	27.73%	19.93%	5.01%	13.34%	21.00%	-5.09%	-18.42%	-8.90%	10.79%
SMCI Super Micro Computer, Inc.	21.15%	-3.97%	7.23%	246.24%	86.80%	38.82%	31.81%	74.06%	-34.07%	-25.38%

Correlation

The correlation between KT and SMCI is 0.21, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.21
Correlation (3Y) Calculated over the trailing 3-year period	0.16
Correlation (5Y) Calculated over the trailing 5-year period	0.16
Correlation (10Y) Calculated over the trailing 10-year period	0.17
Correlation (All Time) Calculated using the full available price history since Mar 29, 2007	0.20

Fundamentals

Market Cap KT : $9.92B SMCI : $23.89B
EPS KT : ₩3.14K SMCI : $2.70
PE Ratio KT : 8.72 SMCI : 13.12
PEG Ratio KT : 0.19 SMCI : 0.29
PS Ratio KT : 0.48 SMCI : 0.69
PB Ratio KT : 0.85 SMCI : 3.15
Total Revenue (TTM) KT : ₩28.39T SMCI : $33.70B
Gross Profit (TTM) KT : ₩15.90T SMCI : $2.83B
EBITDA (TTM) KT : ₩5.41T SMCI : $1.47B

Return for Risk

KT vs. SMCI — Risk / Return Rank

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

KT

KT Risk / Return Rank: 28
KT Sharpe Ratio Rank: 28
KT Sortino Ratio Rank: 24
KT Omega Ratio Rank: 25
KT Calmar Ratio Rank: 33
KT Martin Ratio Rank: 31

SMCI

SMCI Risk / Return Rank: 34
SMCI Sharpe Ratio Rank: 31
SMCI Sortino Ratio Rank: 37
SMCI Omega Ratio Rank: 37
SMCI Calmar Ratio Rank: 31
SMCI Martin Ratio Rank: 33

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.

KT vs. SMCI - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for KT Corporation (KT) and Super Micro Computer, Inc. (SMCI). 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	SMCI	Difference
Sharpe ratio: Return per unit of total volatility	-0.32	-0.25	-0.07
Sortino ratio: Return per unit of downside risk	-0.31	0.24	-0.55
Omega ratio: Gain probability vs. loss probability	0.97	1.03	-0.07
Calmar ratio: Return relative to maximum drawdown	-0.26	-0.33	+0.07
Martin ratio: Return relative to average drawdown	-0.63	-0.55	-0.08

KT vs. SMCI - Sharpe Ratio Comparison

The current KT Sharpe Ratio is -0.32, which is comparable to the SMCI Sharpe Ratio of -0.25. The chart below compares the historical Sharpe Ratios of KT and SMCI, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

KT vs. SMCI - Drawdown Comparison

The maximum KT drawdown since its inception was -85.64%, roughly equal to the maximum SMCI drawdown of -84.84%. Use the drawdown chart below to compare losses from any high point for KT and SMCI.

Drawdown Indicators

	KT	SMCI	Difference
Max Drawdown Largest peak-to-trough decline	-85.64%	-84.84%	-0.80%
Max Drawdown (1Y) Largest decline over 1 year	-27.30%	-66.18%	+38.88%
Max Drawdown (3Y) Largest decline over 3 years	-27.30%	-84.84%	+57.54%
Max Drawdown (5Y) Largest decline over 5 years	-27.30%	-84.84%	+57.54%
Max Drawdown (10Y) Largest decline over 10 years	-64.03%	-84.84%	+20.81%
Current Drawdown Current decline from peak	-50.54%	-70.15%	+19.61%
Average Drawdown Average peak-to-trough decline	-65.87%	-32.03%	-33.84%
Ulcer Index Depth and duration of drawdowns from previous peaks	11.27%	39.95%	-28.68%

Volatility

KT vs. SMCI - Volatility Comparison

The current volatility for KT Corporation (KT) is 7.41%, while Super Micro Computer, Inc. (SMCI) has a volatility of 47.00%. This indicates that KT experiences smaller price fluctuations and is considered to be less risky than SMCI based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	KT	SMCI	Difference
Volatility (1M) Calculated over the trailing 1-month period	7.41%	47.00%	-39.59%
Volatility (6M) Calculated over the trailing 6-month period	17.18%	78.19%	-61.01%
Volatility (1Y) Calculated over the trailing 1-year period	22.30%	87.39%	-65.09%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	22.63%	87.03%	-64.40%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	23.36%	71.48%	-48.12%

Dividends

KT vs. SMCI - Dividend Comparison

KT's dividend yield for the trailing twelve months is around 3.49%, while SMCI has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
KT KT Corporation	3.49%	4.24%	3.50%	5.29%	5.40%	6.00%	0.00%	0.00%	0.00%	0.00%	2.49%	1.84%
SMCI Super Micro Computer, Inc.	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Financials

KT vs. SMCI - Profitability Comparison

The chart below illustrates the profitability comparison between KT Corporation and Super Micro Computer, Inc. over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

KT - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 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%.

SMCI - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Super Micro Computer, Inc. reported a gross profit of 1.02B and revenue of 10.24B. Therefore, the gross margin over that period was 10.0%.

KT - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, KT Corporation reported an operating income of 492.09B and revenue of 6.98T, resulting in an operating margin of 7.1%.

SMCI - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Super Micro Computer, Inc. reported an operating income of 625.87M and revenue of 10.24B, resulting in an operating margin of 6.1%.

KT - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, KT Corporation reported a net income of 399.91B and revenue of 6.98T, resulting in a net margin of 5.7%.

SMCI - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Super Micro Computer, Inc. reported a net income of 1.02B and revenue of 10.24B, resulting in a net margin of 9.9%.

Frequently Asked Questions

Can I hold both KT and SMCI in my portfolio?

KT and SMCI have a correlation of 0.21, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, KT or SMCI?

SMCI has higher volatility (47.00%) compared to KT (7.41%). In terms of maximum drawdown, KT dropped -85.64% vs SMCI's -84.84%.

Which has better risk-adjusted returns?

SMCI currently has the higher Sharpe Ratio (-0.25 vs -0.32), 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.