NAT vs. FZROX

Last updated Jun 23, 2026

NAT (Nordic American Tankers Limited) is a stock, while FZROX (Fidelity ZERO Total Market Index Fund) is Large Cap Blend Equities fund managed by Fidelity. Over the past 5 years, NAT returned 23.54%/yr vs 13.13%/yr for FZROX. At a 0.24 correlation, their price movements are largely independent.

Performance

NAT vs. FZROX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Nordic American Tankers Limited (NAT) and Fidelity ZERO Total Market Index Fund (FZROX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, NAT achieves a 94.17% return, which is significantly higher than FZROX's 10.74% return.

NAT

• 1D: 6.15%
• 1M: 19.96%
• YTD: 94.17%
• 6M: 95.31%
• 1Y: 159.58%
• 3Y*: 33.66%
• 5Y*: 23.54%
• 10Y*: -0.19%

FZROX

• 1D: 1.16%
• 1M: 0.93%
• YTD: 10.74%
• 6M: 10.00%
• 1Y: 27.63%
• 3Y*: 20.80%
• 5Y*: 13.13%
• 10Y*: —

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

NAT vs. FZROX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018
NAT Nordic American Tankers Limited	94.17%	54.57%	-33.63%	55.83%	87.90%	-41.48%	-32.82%	156.48%	1.34%
FZROX Fidelity ZERO Total Market Index Fund	10.74%	17.23%	23.94%	26.20%	-19.21%	26.00%	20.51%	31.15%	-12.72%

Correlation

The correlation between NAT and FZROX is 0.06, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.06
Correlation (3Y) Calculated over the trailing 3-year period	0.13
Correlation (5Y) Calculated over the trailing 5-year period	0.19
Correlation (All Time) Calculated using the full available price history since Aug 16, 2018	0.25

The correlation between NAT and FZROX shifts across timeframes, from 0.06 (1 year) to 0.24 (all time), reflecting how their relationship changes across market environments.

Return for Risk

NAT vs. FZROX — Risk / Return Rank

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

NAT

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

FZROX

FZROX Risk / Return Rank: 66
FZROX Sharpe Ratio Rank: 63
FZROX Sortino Ratio Rank: 57
FZROX Omega Ratio Rank: 58
FZROX Calmar Ratio Rank: 71
FZROX Martin Ratio Rank: 80

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.

NAT vs. FZROX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Nordic American Tankers Limited (NAT) and Fidelity ZERO Total Market Index Fund (FZROX). 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.

	NAT	FZROX	Difference
Sharpe ratio: Return per unit of total volatility	4.33	2.14	+2.19
Sortino ratio: Return per unit of downside risk	4.86	2.90	+1.96
Omega ratio: Gain probability vs. loss probability	1.58	1.38	+0.20
Calmar ratio: Return relative to maximum drawdown	8.70	3.10	+5.61
Martin ratio: Return relative to average drawdown	27.39	13.86	+13.53

NAT vs. FZROX - Sharpe Ratio Comparison

The current NAT Sharpe Ratio is 4.33, which is higher than the FZROX Sharpe Ratio of 2.14. The chart below compares the historical Sharpe Ratios of NAT and FZROX, 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

NAT vs. FZROX - Drawdown Comparison

The maximum NAT drawdown since its inception was -90.20%, which is greater than FZROX's maximum drawdown of -34.96%. Use the drawdown chart below to compare losses from any high point for NAT and FZROX.

Drawdown Indicators

	NAT	FZROX	Difference
Max Drawdown Largest peak-to-trough decline	-90.20%	-34.96%	-55.24%
Max Drawdown (1Y) Largest decline over 1 year	-18.45%	-8.89%	-9.56%
Max Drawdown (3Y) Largest decline over 3 years	-46.31%	-19.38%	-26.93%
Max Drawdown (5Y) Largest decline over 5 years	-58.72%	-25.12%	-33.60%
Max Drawdown (10Y) Largest decline over 10 years	-85.97%	—	—
Current Drawdown Current decline from peak	-31.49%	-1.13%	-30.36%
Average Drawdown Average peak-to-trough decline	-43.99%	-5.49%	-38.50%
Ulcer Index Depth and duration of drawdowns from previous peaks	5.85%	1.98%	+3.87%

Volatility

NAT vs. FZROX - Volatility Comparison

Nordic American Tankers Limited (NAT) has a higher volatility of 13.08% compared to Fidelity ZERO Total Market Index Fund (FZROX) at 4.94%. This indicates that NAT's price experiences larger fluctuations and is considered to be riskier than FZROX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	NAT	FZROX	Difference
Volatility (1M) Calculated over the trailing 1-month period	13.08%	4.94%	+8.14%
Volatility (6M) Calculated over the trailing 6-month period	29.44%	10.16%	+19.28%
Volatility (1Y) Calculated over the trailing 1-year period	37.15%	12.85%	+24.30%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	51.28%	17.53%	+33.75%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	58.12%	20.13%	+37.99%

Dividends

NAT vs. FZROX - Dividend Comparison

NAT's dividend yield for the trailing twelve months is around 9.98%, more than FZROX's 0.92% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FZROX Fidelity ZERO Total Market Index Fund	0.92%	1.02%	1.16%	1.36%	1.57%	1.25%	1.27%	1.51%	0.00%	0.00%	0.00%	0.00%
NAT Nordic American Tankers Limited	9.98%	10.47%	16.00%	11.67%	3.59%	3.55%	15.25%	2.03%	8.00%	21.54%	16.31%	8.88%

Frequently Asked Questions

Can I hold both NAT and FZROX in my portfolio?

NAT and FZROX have a correlation of 0.06, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, NAT or FZROX?

NAT has higher volatility (13.08%) compared to FZROX (4.94%). In terms of maximum drawdown, NAT dropped -90.20% vs FZROX's -34.96%.

Which has better risk-adjusted returns?

NAT currently has the higher Sharpe Ratio (4.33 vs 2.14), 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.