FDETX vs. FLCOX

Last updated Jun 5, 2026

FDETX (Fidelity Advisor Capital Development Fund Class O) and FLCOX (Fidelity Large Cap Value Index Fund) are both Large Cap Value Equities funds from Fidelity. Over the past 5 years, FDETX returned 15.91%/yr vs 10.35%/yr for FLCOX. Their correlation of 0.91 suggests significant overlap in exposure. FDETX charges 0.56%/yr vs 0.04%/yr for FLCOX.

Performance

FDETX vs. FLCOX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity Advisor Capital Development Fund Class O (FDETX) and Fidelity Large Cap Value Index Fund (FLCOX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, FDETX achieves a 8.87% return, which is significantly lower than FLCOX's 14.20% return.

FDETX

• 1D: -0.92%
• 1M: 1.48%
• YTD: 8.87%
• 6M: 10.56%
• 1Y: 29.85%
• 3Y*: 25.53%
• 5Y*: 15.91%
• 10Y*: 15.74%

FLCOX

• 1D: -0.04%
• 1M: 3.10%
• YTD: 14.20%
• 6M: 14.80%
• 1Y: 28.74%
• 3Y*: 18.58%
• 5Y*: 10.35%
• 10Y*: —

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

FDETX vs. FLCOX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
FDETX Fidelity Advisor Capital Development Fund Class O	8.87%	27.60%	27.07%	24.20%	-8.00%	25.32%	9.12%	31.39%	-9.09%	15.22%
FLCOX Fidelity Large Cap Value Index Fund	14.20%	15.90%	14.38%	11.48%	-7.57%	25.09%	2.87%	26.54%	-8.38%	10.90%

Correlation

The correlation between FDETX and FLCOX is 0.77, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.77
Correlation (3Y) Calculated over the trailing 3-year period	0.80
Correlation (5Y) Calculated over the trailing 5-year period	0.88
Correlation (All Time) Calculated using the full available price history since Jan 4, 2017	0.91

The correlation between FDETX and FLCOX shifts across timeframes, from 0.77 (1 year) to 0.91 (all time), reflecting how their relationship changes across market environments.

Return for Risk

FDETX vs. FLCOX — Risk / Return Rank

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

FDETX

FDETX Risk / Return Rank: 68
FDETX Sharpe Ratio Rank: 70
FDETX Sortino Ratio Rank: 65
FDETX Omega Ratio Rank: 63
FDETX Calmar Ratio Rank: 67
FDETX Martin Ratio Rank: 77

FLCOX

FLCOX Risk / Return Rank: 81
FLCOX Sharpe Ratio Rank: 80
FLCOX Sortino Ratio Rank: 77
FLCOX Omega Ratio Rank: 71
FLCOX Calmar Ratio Rank: 86
FLCOX Martin Ratio Rank: 89

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.

FDETX vs. FLCOX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity Advisor Capital Development Fund Class O (FDETX) and Fidelity Large Cap Value Index Fund (FLCOX). 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.

	FDETX	FLCOX	Difference
Sharpe ratio: Return per unit of total volatility	2.44	2.63	-0.19
Sortino ratio: Return per unit of downside risk	3.38	3.73	-0.35
Omega ratio: Gain probability vs. loss probability	1.44	1.47	-0.03
Calmar ratio: Return relative to maximum drawdown	3.13	4.17	-1.04
Martin ratio: Return relative to average drawdown	14.29	17.54	-3.25
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

FDETX vs. FLCOX - Sharpe Ratio Comparison

The current FDETX Sharpe Ratio is 2.44, which is comparable to the FLCOX Sharpe Ratio of 2.63. The chart below compares the historical Sharpe Ratios of FDETX and FLCOX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	FDETX	FLCOX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.44	2.63	-0.19
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.91	0.70	+0.21
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.84	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.64	0.60	+0.04

Drawdowns

FDETX vs. FLCOX - Drawdown Comparison

The maximum FDETX drawdown since its inception was -66.86%, which is greater than FLCOX's maximum drawdown of -38.28%. Use the drawdown chart below to compare losses from any high point for FDETX and FLCOX.

Drawdown Indicators

	FDETX	FLCOX	Difference
Max Drawdown Largest peak-to-trough decline	-66.86%	-38.28%	-28.58%
Max Drawdown (1Y) Largest decline over 1 year	-9.64%	-6.80%	-2.84%
Max Drawdown (3Y) Largest decline over 3 years	-19.76%	-15.60%	-4.16%
Max Drawdown (5Y) Largest decline over 5 years	-21.72%	-19.00%	-2.72%
Max Drawdown (10Y) Largest decline over 10 years	-36.61%	—	—
Current Drawdown Current decline from peak	-1.18%	-0.04%	-1.14%
Average Drawdown Average peak-to-trough decline	-11.22%	-4.45%	-6.77%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.11%	1.62%	+0.49%

Volatility

FDETX vs. FLCOX - Volatility Comparison

Fidelity Advisor Capital Development Fund Class O (FDETX) and Fidelity Large Cap Value Index Fund (FLCOX) have volatilities of 3.01% and 2.97%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	FDETX	FLCOX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.01%	2.97%	+0.04%
Volatility (6M) Calculated over the trailing 6-month period	9.43%	8.10%	+1.33%
Volatility (1Y) Calculated over the trailing 1-year period	12.38%	10.80%	+1.58%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	17.60%	14.83%	+2.77%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	18.83%	17.63%	+1.20%

FDETX vs. FLCOX - Expense Ratio Comparison

FDETX has a 0.56% expense ratio, which is higher than FLCOX's 0.04% expense ratio.

Dividends

FDETX vs. FLCOX - Dividend Comparison

FDETX's dividend yield for the trailing twelve months is around 9.50%, more than FLCOX's 1.32% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FDETX Fidelity Advisor Capital Development Fund Class O	9.50%	10.34%	8.95%	4.39%	5.66%	5.63%	4.47%	7.46%	15.81%	5.34%	2.92%	5.97%
FLCOX Fidelity Large Cap Value Index Fund	1.32%	1.51%	1.92%	1.99%	2.01%	1.55%	2.28%	3.82%	2.79%	0.60%	0.00%	0.00%

Frequently Asked Questions

Can I hold both FDETX and FLCOX in my portfolio?

FDETX and FLCOX have a correlation of 0.77, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, FDETX or FLCOX?

FDETX has higher volatility (3.01%) compared to FLCOX (2.97%). In terms of maximum drawdown, FDETX dropped -66.86% vs FLCOX's -38.28%.

Which has better risk-adjusted returns?

FLCOX currently has the higher Sharpe Ratio (2.63 vs 2.44), 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.