LSCIX vs. VBISX

Last updated Jun 24, 2026

LSCIX (Lord Abbett Short Duration Core Bond Fund) and VBISX (Vanguard Short-Term Bond Index Fund) are both Short-Term Bond funds. Over the past 5 years, LSCIX returned 2.21%/yr vs 1.39%/yr for VBISX. A 0.75 correlation means they provide meaningful diversification when combined. LSCIX charges 0.40%/yr vs 0.15%/yr for VBISX.

Performance

LSCIX vs. VBISX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Lord Abbett Short Duration Core Bond Fund (LSCIX) and Vanguard Short-Term Bond Index Fund (VBISX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, LSCIX achieves a 0.34% return, which is significantly higher than VBISX's -0.13% return.

LSCIX

• 1D: -0.11%
• 1M: 0.15%
• YTD: 0.34%
• 6M: 0.83%
• 1Y: 3.57%
• 3Y*: 4.89%
• 5Y*: 2.21%
• 10Y*: —

VBISX

• 1D: -0.20%
• 1M: 0.14%
• YTD: -0.13%
• 6M: 0.39%
• 1Y: 2.93%
• 3Y*: 4.15%
• 5Y*: 1.39%
• 10Y*: 1.72%

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

LSCIX vs. VBISX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
LSCIX Lord Abbett Short Duration Core Bond Fund	0.34%	5.73%	4.84%	4.78%	-4.20%	0.17%	2.76%	4.99%	1.62%	0.15%
VBISX Vanguard Short-Term Bond Index Fund	-0.13%	5.67%	3.66%	4.54%	-5.61%	-1.35%	4.63%	4.78%	1.27%	0.24%

Correlation

The correlation between LSCIX and VBISX is 0.83, 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	0.83
Correlation (3Y) Calculated over the trailing 3-year period	0.82
Correlation (5Y) Calculated over the trailing 5-year period	0.83
Correlation (All Time) Calculated using the full available price history since Apr 24, 2017	0.75

The correlation between LSCIX and VBISX has been stable across timeframes, ranging from 0.75 to 0.83 - a consistent structural relationship.

Return for Risk

LSCIX vs. VBISX — Risk / Return Rank

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

LSCIX

LSCIX Risk / Return Rank: 59
LSCIX Sharpe Ratio Rank: 43
LSCIX Sortino Ratio Rank: 77
LSCIX Omega Ratio Rank: 72
LSCIX Calmar Ratio Rank: 52
LSCIX Martin Ratio Rank: 51

VBISX

VBISX Risk / Return Rank: 29
VBISX Sharpe Ratio Rank: 26
VBISX Sortino Ratio Rank: 32
VBISX Omega Ratio Rank: 30
VBISX Calmar Ratio Rank: 31
VBISX Martin Ratio Rank: 27

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.

LSCIX vs. VBISX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Lord Abbett Short Duration Core Bond Fund (LSCIX) and Vanguard Short-Term Bond Index Fund (VBISX). 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.

	LSCIX	VBISX	Difference
Sharpe ratio: Return per unit of total volatility	1.77	1.34	+0.43
Sortino ratio: Return per unit of downside risk	3.37	2.20	+1.17
Omega ratio: Gain probability vs. loss probability	1.44	1.26	+0.17
Calmar ratio: Return relative to maximum drawdown	2.64	1.97	+0.66
Martin ratio: Return relative to average drawdown	9.95	5.92	+4.03

LSCIX vs. VBISX - Sharpe Ratio Comparison

The current LSCIX Sharpe Ratio is 1.77, which is higher than the VBISX Sharpe Ratio of 1.34. The chart below compares the historical Sharpe Ratios of LSCIX and VBISX, 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

LSCIX vs. VBISX - Drawdown Comparison

The maximum LSCIX drawdown since its inception was -7.31%, smaller than the maximum VBISX drawdown of -8.79%. Use the drawdown chart below to compare losses from any high point for LSCIX and VBISX.

Drawdown Indicators

	LSCIX	VBISX	Difference
Max Drawdown Largest peak-to-trough decline	-7.31%	-8.79%	+1.48%
Max Drawdown (1Y) Largest decline over 1 year	-1.40%	-1.54%	+0.14%
Max Drawdown (3Y) Largest decline over 3 years	-1.40%	-1.55%	+0.15%
Max Drawdown (5Y) Largest decline over 5 years	-6.51%	-8.72%	+2.21%
Max Drawdown (10Y) Largest decline over 10 years	—	-8.79%	—
Current Drawdown Current decline from peak	-0.52%	-1.04%	+0.52%
Average Drawdown Average peak-to-trough decline	-0.96%	-0.87%	-0.09%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.37%	0.51%	-0.14%

Volatility

LSCIX vs. VBISX - Volatility Comparison

The current volatility for Lord Abbett Short Duration Core Bond Fund (LSCIX) is 0.70%, while Vanguard Short-Term Bond Index Fund (VBISX) has a volatility of 0.78%. This indicates that LSCIX experiences smaller price fluctuations and is considered to be less risky than VBISX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	LSCIX	VBISX	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.70%	0.78%	-0.08%
Volatility (6M) Calculated over the trailing 6-month period	1.58%	1.66%	-0.08%
Volatility (1Y) Calculated over the trailing 1-year period	2.09%	2.28%	-0.19%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	2.28%	2.95%	-0.67%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	2.11%	2.39%	-0.28%

LSCIX vs. VBISX - Expense Ratio Comparison

LSCIX has a 0.40% expense ratio, which is higher than VBISX's 0.15% expense ratio.

Dividends

LSCIX vs. VBISX - Dividend Comparison

LSCIX's dividend yield for the trailing twelve months is around 4.64%, more than VBISX's 3.91% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
LSCIX Lord Abbett Short Duration Core Bond Fund	4.64%	4.68%	4.61%	4.08%	2.32%	1.92%	2.49%	3.22%	3.35%	1.16%	0.00%	0.00%
VBISX Vanguard Short-Term Bond Index Fund	3.91%	3.44%	3.29%	2.10%	1.38%	1.16%	1.72%	2.16%	1.92%	1.58%	1.42%	1.34%

Frequently Asked Questions

Can I hold both LSCIX and VBISX in my portfolio?

LSCIX and VBISX have a correlation of 0.83, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, LSCIX or VBISX?

VBISX has higher volatility (0.78%) compared to LSCIX (0.70%). In terms of maximum drawdown, LSCIX dropped -7.31% vs VBISX's -8.79%.

Which has better risk-adjusted returns?

LSCIX currently has the higher Sharpe Ratio (1.77 vs 1.34), 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.