FSENX vs. FSDAX

Last updated Jun 24, 2026

FSENX (Fidelity Select Energy Portfolio) and FSDAX (Fidelity Select Defense & Aerospace Portfolio) are both mutual funds - FSENX is a Energy Equities fund actively managed by Fidelity, while FSDAX is a Aerospace & Defense fund actively managed by Fidelity. Both are actively managed. Over the past 10 years, FSENX returned 9.05%/yr vs 16.24%/yr for FSDAX. At a 0.47 correlation, their price movements are largely independent. FSENX charges 0.77%/yr vs 0.63%/yr for FSDAX.

Performance

FSENX vs. FSDAX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity Select Energy Portfolio (FSENX) and Fidelity Select Defense & Aerospace Portfolio (FSDAX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, FSENX achieves a 26.95% return, which is significantly higher than FSDAX's 11.38% return. Over the past 10 years, FSENX has underperformed FSDAX with an annualized return of 9.05%, while FSDAX has yielded a comparatively higher 16.24% annualized return.

FSENX

• 1D: 1.50%
• 1M: -8.15%
• YTD: 26.95%
• 6M: 27.81%
• 1Y: 37.23%
• 3Y*: 17.69%
• 5Y*: 20.70%
• 10Y*: 9.05%

FSDAX

• 1D: -1.17%
• 1M: 6.29%
• YTD: 11.38%
• 6M: 8.76%
• 1Y: 29.99%
• 3Y*: 29.77%
• 5Y*: 17.38%
• 10Y*: 16.24%

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

FSENX vs. FSDAX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
FSENX Fidelity Select Energy Portfolio	26.95%	10.56%	4.26%	0.94%	62.98%	55.31%	-32.51%	9.90%	-24.94%	-2.65%
FSDAX Fidelity Select Defense & Aerospace Portfolio	11.38%	50.03%	15.83%	16.29%	6.83%	4.91%	-7.87%	33.75%	-6.83%	34.15%

Correlation

The correlation between FSENX and FSDAX is -0.08, 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	-0.08
Correlation (3Y) Calculated over the trailing 3-year period	0.21
Correlation (5Y) Calculated over the trailing 5-year period	0.37
Correlation (10Y) Calculated over the trailing 10-year period	0.46
Correlation (All Time) Calculated using the full available price history since May 8, 1984	0.47

The correlation between FSENX and FSDAX shifts across timeframes, from -0.08 (1 year) to 0.47 (all time), reflecting how their relationship changes across market environments.

Return for Risk

FSENX vs. FSDAX — Risk / Return Rank

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

FSENX

FSENX Risk / Return Rank: 41
FSENX Sharpe Ratio Rank: 39
FSENX Sortino Ratio Rank: 34
FSENX Omega Ratio Rank: 31
FSENX Calmar Ratio Rank: 57
FSENX Martin Ratio Rank: 45

FSDAX

FSDAX Risk / Return Rank: 29
FSDAX Sharpe Ratio Rank: 29
FSDAX Sortino Ratio Rank: 31
FSDAX Omega Ratio Rank: 27
FSDAX Calmar Ratio Rank: 31
FSDAX Martin Ratio Rank: 26

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.

FSENX vs. FSDAX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity Select Energy Portfolio (FSENX) and Fidelity Select Defense & Aerospace Portfolio (FSDAX). 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.

	FSENX	FSDAX	Difference
Sharpe ratio: Return per unit of total volatility	1.67	1.45	+0.23
Sortino ratio: Return per unit of downside risk	2.25	2.14	+0.12
Omega ratio: Gain probability vs. loss probability	1.27	1.25	+0.02
Calmar ratio: Return relative to maximum drawdown	2.78	1.98	+0.79
Martin ratio: Return relative to average drawdown	8.92	5.66	+3.25

FSENX vs. FSDAX - Sharpe Ratio Comparison

The current FSENX Sharpe Ratio is 1.67, which is comparable to the FSDAX Sharpe Ratio of 1.45. The chart below compares the historical Sharpe Ratios of FSENX and FSDAX, 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

FSENX vs. FSDAX - Drawdown Comparison

The maximum FSENX drawdown since its inception was -76.24%, which is greater than FSDAX's maximum drawdown of -60.59%. Use the drawdown chart below to compare losses from any high point for FSENX and FSDAX.

Drawdown Indicators

	FSENX	FSDAX	Difference
Max Drawdown Largest peak-to-trough decline	-76.24%	-60.59%	-15.65%
Max Drawdown (1Y) Largest decline over 1 year	-12.09%	-16.13%	+4.04%
Max Drawdown (3Y) Largest decline over 3 years	-25.85%	-16.13%	-9.72%
Max Drawdown (5Y) Largest decline over 5 years	-28.02%	-22.48%	-5.54%
Max Drawdown (10Y) Largest decline over 10 years	-72.11%	-47.08%	-25.03%
Current Drawdown Current decline from peak	-10.77%	-3.15%	-7.62%
Average Drawdown Average peak-to-trough decline	-17.00%	-10.44%	-6.56%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.80%	5.64%	-1.84%

Volatility

FSENX vs. FSDAX - Volatility Comparison

The current volatility for Fidelity Select Energy Portfolio (FSENX) is 6.83%, while Fidelity Select Defense & Aerospace Portfolio (FSDAX) has a volatility of 8.10%. This indicates that FSENX experiences smaller price fluctuations and is considered to be less risky than FSDAX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	FSENX	FSDAX	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.83%	8.10%	-1.27%
Volatility (6M) Calculated over the trailing 6-month period	15.84%	19.01%	-3.17%
Volatility (1Y) Calculated over the trailing 1-year period	20.11%	22.15%	-2.04%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	27.23%	20.63%	+6.60%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	30.95%	22.46%	+8.49%

FSENX vs. FSDAX - Expense Ratio Comparison

FSENX has a 0.77% expense ratio, which is higher than FSDAX's 0.63% expense ratio.

Dividends

FSENX vs. FSDAX - Dividend Comparison

FSENX's dividend yield for the trailing twelve months is around 1.69%, less than FSDAX's 2.05% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FSDAX Fidelity Select Defense & Aerospace Portfolio	2.05%	4.48%	7.68%	6.47%	8.87%	8.38%	2.11%	2.62%	11.45%	3.57%	4.87%	6.30%
FSENX Fidelity Select Energy Portfolio	1.69%	1.95%	1.95%	1.98%	2.50%	2.25%	3.43%	1.84%	1.48%	1.74%	0.62%	1.29%

Frequently Asked Questions

Can I hold both FSENX and FSDAX in my portfolio?

FSENX and FSDAX have a correlation of -0.08, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, FSENX or FSDAX?

FSDAX has higher volatility (8.10%) compared to FSENX (6.83%). In terms of maximum drawdown, FSENX dropped -76.24% vs FSDAX's -60.59%.

Which has better risk-adjusted returns?

FSENX currently has the higher Sharpe Ratio (1.67 vs 1.45), 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.