LCIAX vs. FGLGX

Last updated Jun 24, 2026

LCIAX (SEI Institutional Investments Trust Large Cap Index Fund) and FGLGX (Fidelity Series Large Cap Stock Fund) are both Large Cap Blend Equities funds. Over the past 10 years, LCIAX returned 15.40%/yr vs 16.92%/yr for FGLGX. Their correlation of 0.92 suggests significant overlap in exposure. LCIAX charges 0.13%/yr vs 0.00%/yr for FGLGX.

Performance

LCIAX vs. FGLGX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in SEI Institutional Investments Trust Large Cap Index Fund (LCIAX) and Fidelity Series Large Cap Stock Fund (FGLGX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

The year-to-date returns for both investments are quite close, with LCIAX having a 9.56% return and FGLGX slightly higher at 9.66%. Over the past 10 years, LCIAX has underperformed FGLGX with an annualized return of 15.40%, while FGLGX has yielded a comparatively higher 16.92% annualized return.

LCIAX

• 1D: -0.38%
• 1M: 0.29%
• YTD: 9.56%
• 6M: 8.51%
• 1Y: 24.88%
• 3Y*: 20.98%
• 5Y*: 12.61%
• 10Y*: 15.40%

FGLGX

• 1D: -0.71%
• 1M: 0.65%
• YTD: 9.66%
• 6M: 8.97%
• 1Y: 29.54%
• 3Y*: 26.37%
• 5Y*: 17.20%
• 10Y*: 16.92%

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

LCIAX vs. FGLGX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
LCIAX SEI Institutional Investments Trust Large Cap Index Fund	9.56%	17.33%	23.90%	26.51%	-19.27%	26.29%	20.85%	31.37%	-5.10%	21.59%
FGLGX Fidelity Series Large Cap Stock Fund	9.66%	28.57%	27.45%	24.80%	-7.23%	26.53%	10.01%	32.37%	-8.95%	16.64%

Correlation

The correlation between LCIAX and FGLGX is 0.93, 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	0.93
Correlation (3Y) Calculated over the trailing 3-year period	0.92
Correlation (5Y) Calculated over the trailing 5-year period	0.92
Correlation (10Y) Calculated over the trailing 10-year period	0.91
Correlation (All Time) Calculated using the full available price history since Dec 11, 2012	0.92

The correlation between LCIAX and FGLGX has been stable across timeframes, ranging from 0.91 to 0.93 - a consistent structural relationship.

Return for Risk

LCIAX vs. FGLGX — Risk / Return Rank

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

LCIAX

LCIAX Risk / Return Rank: 62
LCIAX Sharpe Ratio Rank: 59
LCIAX Sortino Ratio Rank: 54
LCIAX Omega Ratio Rank: 56
LCIAX Calmar Ratio Rank: 66
LCIAX Martin Ratio Rank: 76

FGLGX

FGLGX Risk / Return Rank: 78
FGLGX Sharpe Ratio Rank: 80
FGLGX Sortino Ratio Rank: 75
FGLGX Omega Ratio Rank: 71
FGLGX Calmar Ratio Rank: 76
FGLGX Martin Ratio Rank: 85

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.

LCIAX vs. FGLGX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for SEI Institutional Investments Trust Large Cap Index Fund (LCIAX) and Fidelity Series Large Cap Stock Fund (FGLGX). 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.

	LCIAX	FGLGX	Difference
Sharpe ratio: Return per unit of total volatility	2.09	2.41	-0.32
Sortino ratio: Return per unit of downside risk	2.84	3.31	-0.48
Omega ratio: Gain probability vs. loss probability	1.38	1.43	-0.05
Calmar ratio: Return relative to maximum drawdown	2.98	3.27	-0.29
Martin ratio: Return relative to average drawdown	13.36	14.80	-1.44

LCIAX vs. FGLGX - Sharpe Ratio Comparison

The current LCIAX Sharpe Ratio is 2.09, which is comparable to the FGLGX Sharpe Ratio of 2.41. The chart below compares the historical Sharpe Ratios of LCIAX and FGLGX, 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

LCIAX vs. FGLGX - Drawdown Comparison

The maximum LCIAX drawdown since its inception was -57.93%, which is greater than FGLGX's maximum drawdown of -36.42%. Use the drawdown chart below to compare losses from any high point for LCIAX and FGLGX.

Drawdown Indicators

	LCIAX	FGLGX	Difference
Max Drawdown Largest peak-to-trough decline	-57.93%	-36.42%	-21.51%
Max Drawdown (1Y) Largest decline over 1 year	-8.81%	-9.43%	+0.62%
Max Drawdown (3Y) Largest decline over 3 years	-26.32%	-18.75%	-7.57%
Max Drawdown (5Y) Largest decline over 5 years	-26.32%	-21.21%	-5.11%
Max Drawdown (10Y) Largest decline over 10 years	-34.54%	-36.42%	+1.88%
Current Drawdown Current decline from peak	-1.65%	-0.95%	-0.70%
Average Drawdown Average peak-to-trough decline	-9.85%	-3.77%	-6.08%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.96%	2.08%	-0.12%

Volatility

LCIAX vs. FGLGX - Volatility Comparison

SEI Institutional Investments Trust Large Cap Index Fund (LCIAX) has a higher volatility of 4.67% compared to Fidelity Series Large Cap Stock Fund (FGLGX) at 4.35%. This indicates that LCIAX's price experiences larger fluctuations and is considered to be riskier than FGLGX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	LCIAX	FGLGX	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.67%	4.35%	+0.32%
Volatility (6M) Calculated over the trailing 6-month period	9.90%	9.94%	-0.04%
Volatility (1Y) Calculated over the trailing 1-year period	12.58%	12.83%	-0.25%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	20.23%	16.94%	+3.29%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	19.82%	18.40%	+1.42%

LCIAX vs. FGLGX - Expense Ratio Comparison

LCIAX has a 0.13% expense ratio, which is higher than FGLGX's 0.00% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

Dividends

LCIAX vs. FGLGX - Dividend Comparison

LCIAX's dividend yield for the trailing twelve months is around 14.21%, more than FGLGX's 8.97% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FGLGX Fidelity Series Large Cap Stock Fund	8.97%	9.84%	7.99%	5.29%	6.55%	9.22%	5.36%	7.25%	12.29%	4.61%	1.69%	5.94%
LCIAX SEI Institutional Investments Trust Large Cap Index Fund	14.21%	15.51%	14.83%	13.13%	16.71%	9.30%	2.67%	18.94%	19.92%	4.15%	3.17%	5.35%

Frequently Asked Questions

Can I hold both LCIAX and FGLGX in my portfolio?

With a correlation of 0.93, LCIAX and FGLGX 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, LCIAX or FGLGX?

LCIAX has higher volatility (4.67%) compared to FGLGX (4.35%). In terms of maximum drawdown, LCIAX dropped -57.93% vs FGLGX's -36.42%.

Which has better risk-adjusted returns?

FGLGX currently has the higher Sharpe Ratio (2.41 vs 2.09), 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.