APGYX vs. FSPGX

Last updated Apr 2, 2026

Compare and contrast key facts about AB Large Cap Growth Fund Advisor Class (APGYX) and Fidelity Large Cap Growth Index Fund (FSPGX).

APGYX is managed by AllianceBernstein. It was launched on Jan 10, 1996. FSPGX is managed by Fidelity.

Performance

APGYX vs. FSPGX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in AB Large Cap Growth Fund Advisor Class (APGYX) and Fidelity Large Cap Growth Index Fund (FSPGX). The values are adjusted to include any dividend payments, if applicable.

APGYX vs. FSPGX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
APGYX AB Large Cap Growth Fund Advisor Class	-9.68%	13.25%	25.40%	35.01%	-28.78%	28.92%	34.38%	34.13%	2.22%	30.40%
FSPGX Fidelity Large Cap Growth Index Fund	-9.77%	18.54%	33.27%	42.77%	-29.17%	27.57%	38.46%	36.38%	-1.79%	27.70%

Returns By Period

The year-to-date returns for both stocks are quite close, with APGYX having a -9.68% return and FSPGX slightly lower at -9.77%.

APGYX

• 1D: 3.55%
• 1M: -6.62%
• YTD: -9.68%
• 6M: -9.65%
• 1Y: 10.94%
• 3Y*: 15.73%
• 5Y*: 9.13%
• 10Y*: 14.84%

FSPGX

• 1D: 3.75%
• 1M: -5.52%
• YTD: -9.77%
• 6M: -9.26%
• 1Y: 17.78%
• 3Y*: 21.16%
• 5Y*: 12.38%
• 10Y*: —

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

APGYX vs. FSPGX - Expense Ratio Comparison

APGYX has a 0.59% expense ratio, which is higher than FSPGX's 0.04% expense ratio.

APGYX

AB Large Cap Growth Fund Advisor Class

FSPGX

Fidelity Large Cap Growth Index Fund

Return for Risk

APGYX vs. FSPGX — Risk / Return Rank

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

APGYX

APGYX Risk / Return Rank: 23
APGYX Sharpe Ratio Rank: 20
APGYX Sortino Ratio Rank: 23
APGYX Omega Ratio Rank: 22
APGYX Calmar Ratio Rank: 25
APGYX Martin Ratio Rank: 26

FSPGX

FSPGX Risk / Return Rank: 41
FSPGX Sharpe Ratio Rank: 37
FSPGX Sortino Ratio Rank: 44
FSPGX Omega Ratio Rank: 41
FSPGX Calmar Ratio Rank: 46
FSPGX Martin Ratio Rank: 37

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.

APGYX vs. FSPGX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for AB Large Cap Growth Fund Advisor Class (APGYX) and Fidelity Large Cap Growth Index Fund (FSPGX). 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.

	APGYX	FSPGX	Difference
Sharpe ratio Return per unit of total volatility	0.58	0.84	-0.26
Sortino ratio Return per unit of downside risk	0.99	1.36	-0.36
Omega ratio Gain probability vs. loss probability	1.14	1.19	-0.05
Calmar ratio Return relative to maximum drawdown	0.77	1.17	-0.40
Martin ratio Return relative to average drawdown	2.95	4.02	-1.07
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

APGYX vs. FSPGX - Sharpe Ratio Comparison

The current APGYX Sharpe Ratio is 0.58, which is lower than the FSPGX Sharpe Ratio of 0.84. The chart below compares the historical Sharpe Ratios of APGYX and FSPGX, 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

	APGYX	FSPGX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.58	0.84	-0.26
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.45	0.58	-0.12
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.76	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.46	0.80	-0.33

Correlation

The correlation between APGYX and FSPGX is 0.97, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.

Dividends

APGYX vs. FSPGX - Dividend Comparison

APGYX's dividend yield for the trailing twelve months is around 10.80%, more than FSPGX's 0.38% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
APGYX AB Large Cap Growth Fund Advisor Class	10.80%	9.76%	6.58%	1.65%	0.86%	7.17%	2.59%	3.43%	9.08%	3.77%	2.67%	8.57%
FSPGX Fidelity Large Cap Growth Index Fund	0.38%	0.34%	0.37%	0.73%	0.86%	2.22%	1.76%	1.04%	1.32%	0.22%	0.00%	0.00%

Drawdowns

APGYX vs. FSPGX - Drawdown Comparison

The maximum APGYX drawdown since its inception was -66.33%, which is greater than FSPGX's maximum drawdown of -32.66%. Use the drawdown chart below to compare losses from any high point for APGYX and FSPGX.

Drawdown Indicators

	APGYX	FSPGX	Difference
Max Drawdown Largest peak-to-trough decline	-66.33%	-32.66%	-33.67%
Max Drawdown (1Y) Largest decline over 1 year	-15.24%	-16.17%	+0.93%
Max Drawdown (5Y) Largest decline over 5 years	-33.91%	-32.66%	-1.25%
Max Drawdown (10Y) Largest decline over 10 years	-33.91%	—	—
Current Drawdown Current decline from peak	-12.23%	-13.03%	+0.80%
Average Drawdown Average peak-to-trough decline	-21.11%	-6.43%	-14.68%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.98%	4.70%	-0.72%

Volatility

APGYX vs. FSPGX - Volatility Comparison

AB Large Cap Growth Fund Advisor Class (APGYX) and Fidelity Large Cap Growth Index Fund (FSPGX) have volatilities of 6.50% and 6.71%, 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

	APGYX	FSPGX	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.50%	6.71%	-0.21%
Volatility (6M) Calculated over the trailing 6-month period	11.38%	12.37%	-0.99%
Volatility (1Y) Calculated over the trailing 1-year period	20.19%	22.58%	-2.39%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	20.18%	21.52%	-1.34%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	19.64%	21.66%	-2.02%