CABDX vs. FLCOX

Last updated Jun 4, 2026

CABDX (AB Relative Value Fund) and FLCOX (Fidelity Large Cap Value Index Fund) are both Large Cap Value Equities funds. Over the past 5 years, CABDX returned 9.13%/yr vs 10.45%/yr for FLCOX. With a 0.96 correlation, they move nearly in lockstep. CABDX charges 0.90%/yr vs 0.04%/yr for FLCOX.

Performance

CABDX vs. FLCOX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in AB Relative Value Fund (CABDX) 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, CABDX achieves a 10.85% return, which is significantly lower than FLCOX's 14.25% return.

CABDX

• 1D: 0.70%
• 1M: 2.88%
• YTD: 10.85%
• 6M: 11.28%
• 1Y: 20.28%
• 3Y*: 15.26%
• 5Y*: 9.13%
• 10Y*: 11.10%

FLCOX

• 1D: 0.77%
• 1M: 4.28%
• YTD: 14.25%
• 6M: 14.85%
• 1Y: 28.31%
• 3Y*: 18.60%
• 5Y*: 10.45%
• 10Y*: —

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

CABDX vs. FLCOX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
CABDX AB Relative Value Fund	10.85%	10.26%	12.63%	11.24%	-4.23%	27.48%	2.81%	23.06%	-6.00%	17.78%
FLCOX Fidelity Large Cap Value Index Fund	14.25%	15.90%	14.38%	11.48%	-7.57%	25.09%	2.87%	26.54%	-8.38%	10.90%

Correlation

The correlation between CABDX and FLCOX is 0.94, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.94
Correlation (3Y) Calculated over the trailing 3-year period	0.95
Correlation (5Y) Calculated over the trailing 5-year period	0.96
Correlation (All Time) Calculated using the full available price history since Jan 4, 2017	0.96

The correlation between CABDX and FLCOX has been stable across timeframes, ranging from 0.94 to 0.96 - a consistent structural relationship.

Return for Risk

CABDX vs. FLCOX — Risk / Return Rank

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

CABDX

CABDX Risk / Return Rank: 57
CABDX Sharpe Ratio Rank: 49
CABDX Sortino Ratio Rank: 50
CABDX Omega Ratio Rank: 47
CABDX Calmar Ratio Rank: 75
CABDX Martin Ratio Rank: 63

FLCOX

FLCOX Risk / Return Rank: 83
FLCOX Sharpe Ratio Rank: 84
FLCOX Sortino Ratio Rank: 81
FLCOX Omega Ratio Rank: 74
FLCOX Calmar Ratio Rank: 88
FLCOX Martin Ratio Rank: 90

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.

CABDX vs. FLCOX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for AB Relative Value Fund (CABDX) 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.

	CABDX	FLCOX	Difference
Sharpe ratio Return per unit of total volatility	2.05	2.70	-0.65
Sortino ratio Return per unit of downside risk	2.99	3.82	-0.83
Omega ratio Gain probability vs. loss probability	1.37	1.49	-0.11
Calmar ratio Return relative to maximum drawdown	3.40	4.29	-0.89
Martin ratio Return relative to average drawdown	12.35	18.04	-5.69
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

CABDX vs. FLCOX - Sharpe Ratio Comparison

The current CABDX Sharpe Ratio is 2.05, which is comparable to the FLCOX Sharpe Ratio of 2.70. The chart below compares the historical Sharpe Ratios of CABDX 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

	CABDX	FLCOX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.05	2.70	-0.65
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.63	0.71	-0.07
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.67	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.62	0.60	+0.02

Drawdowns

CABDX vs. FLCOX - Drawdown Comparison

The maximum CABDX drawdown since its inception was -57.40%, which is greater than FLCOX's maximum drawdown of -38.28%. Use the drawdown chart below to compare losses from any high point for CABDX and FLCOX.

Drawdown Indicators

	CABDX	FLCOX	Difference
Max Drawdown Largest peak-to-trough decline	-57.40%	-38.28%	-19.12%
Max Drawdown (1Y) Largest decline over 1 year	-6.21%	-6.80%	+0.59%
Max Drawdown (3Y) Largest decline over 3 years	-15.69%	-15.60%	-0.09%
Max Drawdown (5Y) Largest decline over 5 years	-17.53%	-19.00%	+1.47%
Max Drawdown (10Y) Largest decline over 10 years	-36.33%	—	—
Current Drawdown Current decline from peak	-0.28%	0.00%	-0.28%
Average Drawdown Average peak-to-trough decline	-8.44%	-4.45%	-3.99%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.71%	1.62%	+0.09%

Volatility

CABDX vs. FLCOX - Volatility Comparison

The current volatility for AB Relative Value Fund (CABDX) is 2.80%, while Fidelity Large Cap Value Index Fund (FLCOX) has a volatility of 3.06%. This indicates that CABDX experiences smaller price fluctuations and is considered to be less risky than FLCOX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	CABDX	FLCOX	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.80%	3.06%	-0.26%
Volatility (6M) Calculated over the trailing 6-month period	7.89%	8.14%	-0.25%
Volatility (1Y) Calculated over the trailing 1-year period	10.31%	10.80%	-0.49%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	14.44%	14.83%	-0.39%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	16.51%	17.64%	-1.13%

CABDX vs. FLCOX - Expense Ratio Comparison

CABDX has a 0.90% expense ratio, which is higher than FLCOX's 0.04% expense ratio.

Dividends

CABDX vs. FLCOX - Dividend Comparison

CABDX's dividend yield for the trailing twelve months is around 5.46%, more than FLCOX's 1.32% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
CABDX AB Relative Value Fund	5.46%	6.05%	11.24%	6.55%	8.00%	10.15%	1.18%	4.45%	15.34%	12.71%	6.97%	4.34%
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 CABDX and FLCOX in my portfolio?

With a correlation of 0.94, CABDX and FLCOX move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which is riskier, CABDX or FLCOX?

FLCOX has higher volatility (3.06%) compared to CABDX (2.80%). In terms of maximum drawdown, CABDX dropped -57.40% vs FLCOX's -38.28%.

Which has better risk-adjusted returns?

FLCOX currently has the higher Sharpe Ratio (2.70 vs 2.05), 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.