USDT-USD vs. ^GSPC

Last updated Apr 2, 2026

Compare and contrast key facts about Tether (USDT-USD) and S&P 500 Index (^GSPC).

Performance

USDT-USD vs. ^GSPC - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Tether (USDT-USD) and S&P 500 Index (^GSPC). The values are adjusted to include any dividend payments, if applicable.

USDT-USD vs. ^GSPC - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
USDT-USD Tether	0.13%	0.07%	-0.18%	0.03%	-0.07%	-0.05%	0.09%	-1.38%	0.14%	1.32%
^GSPC S&P 500 Index	-3.95%	16.39%	23.31%	24.23%	-19.44%	26.89%	16.26%	28.88%	-6.24%	13.36%

Returns By Period

In the year-to-date period, USDT-USD achieves a 0.13% return, which is significantly higher than ^GSPC's -3.95% return.

USDT-USD

• 1D: 0.08%
• 1M: -0.01%
• YTD: 0.13%
• 6M: -0.08%
• 1Y: -0.02%
• 3Y*: -0.02%
• 5Y*: -0.01%
• 10Y*: —

^GSPC

• 1D: 0.72%
• 1M: -4.45%
• YTD: -3.95%
• 6M: -2.02%
• 1Y: 16.73%
• 3Y*: 16.96%
• 5Y*: 10.34%
• 10Y*: 12.24%

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

Return for Risk

USDT-USD vs. ^GSPC — Risk / Return Rank

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

USDT-USD

USDT-USD Risk / Return Rank: 78
USDT-USD Sharpe Ratio Rank: 77
USDT-USD Sortino Ratio Rank: 71
USDT-USD Omega Ratio Rank: 71
USDT-USD Calmar Ratio Rank: 85
USDT-USD Martin Ratio Rank: 84

^GSPC

^GSPC Risk / Return Rank: 67
^GSPC Sharpe Ratio Rank: 63
^GSPC Sortino Ratio Rank: 64
^GSPC Omega Ratio Rank: 69
^GSPC Calmar Ratio Rank: 60
^GSPC Martin Ratio Rank: 77

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.

USDT-USD vs. ^GSPC - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Tether (USDT-USD) and S&P 500 Index (^GSPC). 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.

	USDT-USD	^GSPC	Difference
Sharpe ratio Return per unit of total volatility	-0.03	0.92	-0.95
Sortino ratio Return per unit of downside risk	-0.04	1.41	-1.46
Omega ratio Gain probability vs. loss probability	1.00	1.21	-0.22
Calmar ratio Return relative to maximum drawdown	-0.24	1.41	-1.66
Martin ratio Return relative to average drawdown	-0.52	6.61	-7.14
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

USDT-USD vs. ^GSPC - Sharpe Ratio Comparison

The current USDT-USD Sharpe Ratio is -0.03, which is lower than the ^GSPC Sharpe Ratio of 0.92. The chart below compares the historical Sharpe Ratios of USDT-USD and ^GSPC, 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

	USDT-USD	^GSPC	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.03	0.92	-0.95
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.01	0.61	-0.63
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.68	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.00	0.46	-0.46

Correlation

The correlation between USDT-USD and ^GSPC is 0.08, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Drawdowns

USDT-USD vs. ^GSPC - Drawdown Comparison

The maximum USDT-USD drawdown since its inception was -10.32%, smaller than the maximum ^GSPC drawdown of -56.78%. Use the drawdown chart below to compare losses from any high point for USDT-USD and ^GSPC.

Drawdown Indicators

	USDT-USD	^GSPC	Difference
Max Drawdown Largest peak-to-trough decline	-10.32%	-56.78%	+46.46%
Max Drawdown (1Y) Largest decline over 1 year	-0.39%	-12.14%	+11.75%
Max Drawdown (5Y) Largest decline over 5 years	-1.54%	-25.43%	+23.89%
Max Drawdown (10Y) Largest decline over 10 years	—	-33.92%	—
Current Drawdown Current decline from peak	-7.24%	-5.78%	-1.46%
Average Drawdown Average peak-to-trough decline	-6.93%	-10.75%	+3.82%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.18%	2.60%	-2.42%

Volatility

USDT-USD vs. ^GSPC - Volatility Comparison

The current volatility for Tether (USDT-USD) is 0.13%, while S&P 500 Index (^GSPC) has a volatility of 5.37%. This indicates that USDT-USD experiences smaller price fluctuations and is considered to be less risky than ^GSPC based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	USDT-USD	^GSPC	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.13%	5.37%	-5.24%
Volatility (6M) Calculated over the trailing 6-month period	0.39%	9.55%	-9.16%
Volatility (1Y) Calculated over the trailing 1-year period	0.40%	18.33%	-17.93%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	0.82%	16.90%	-16.08%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	6.85%	18.05%	-11.20%