LUBYX vs. LSCIX

Last updated Jun 23, 2026

LUBYX (Lord Abbett Ultra Short Bond Fund) and LSCIX (Lord Abbett Short Duration Core Bond Fund) are both mutual funds - LUBYX is a Ultrashort Bond fund managed by Lord Abbett, while LSCIX is a Short-Term Bond fund managed by Lord Abbett. Over the past 5 years, LUBYX returned 3.41%/yr vs 2.23%/yr for LSCIX. A 0.57 correlation means they provide meaningful diversification when combined. LUBYX charges 0.28%/yr vs 0.40%/yr for LSCIX.

Performance

LUBYX vs. LSCIX - Performance Comparison

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

Returns By Period

In the year-to-date period, LUBYX achieves a 1.34% return, which is significantly higher than LSCIX's 0.45% return.

LUBYX

• 1D: 0.00%
• 1M: 0.34%
• YTD: 1.34%
• 6M: 1.71%
• 1Y: 4.30%
• 3Y*: 5.26%
• 5Y*: 3.41%
• 10Y*: —

LSCIX

• 1D: 0.00%
• 1M: 0.26%
• YTD: 0.45%
• 6M: 0.83%
• 1Y: 3.79%
• 3Y*: 4.92%
• 5Y*: 2.23%
• 10Y*: —

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

LUBYX vs. LSCIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
LUBYX Lord Abbett Ultra Short Bond Fund	1.34%	4.99%	5.70%	5.60%	-0.38%	0.07%	1.27%	3.00%	2.09%	0.52%
LSCIX Lord Abbett Short Duration Core Bond Fund	0.45%	5.73%	4.84%	4.78%	-4.20%	0.17%	2.76%	4.99%	1.62%	0.15%

Correlation

The correlation between LUBYX and LSCIX is 0.59, 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	0.59
Correlation (3Y) Calculated over the trailing 3-year period	0.57
Correlation (5Y) Calculated over the trailing 5-year period	0.61
Correlation (All Time) Calculated using the full available price history since Apr 24, 2017	0.57

The correlation between LUBYX and LSCIX has been stable across timeframes, ranging from 0.57 to 0.61 - a consistent structural relationship.

Return for Risk

LUBYX vs. LSCIX — Risk / Return Rank

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

LUBYX

LUBYX Risk / Return Rank: 98
LUBYX Sharpe Ratio Rank: 96
LUBYX Sortino Ratio Rank: 99
LUBYX Omega Ratio Rank: 99
LUBYX Calmar Ratio Rank: 99
LUBYX Martin Ratio Rank: 99

LSCIX

LSCIX Risk / Return Rank: 62
LSCIX Sharpe Ratio Rank: 46
LSCIX Sortino Ratio Rank: 80
LSCIX Omega Ratio Rank: 77
LSCIX Calmar Ratio Rank: 55
LSCIX Martin Ratio Rank: 54

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.

LUBYX vs. LSCIX - Risk-Adjusted Trends Comparison

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

	LUBYX	LSCIX	Difference
Sharpe ratio: Return per unit of total volatility	3.13	1.83	+1.30
Sortino ratio: Return per unit of downside risk	10.00	3.49	+6.51
Omega ratio: Gain probability vs. loss probability	3.35	1.45	+1.90
Calmar ratio: Return relative to maximum drawdown	10.85	2.72	+8.13
Martin ratio: Return relative to average drawdown	50.39	10.30	+40.09

LUBYX vs. LSCIX - Sharpe Ratio Comparison

The current LUBYX Sharpe Ratio is 3.13, which is higher than the LSCIX Sharpe Ratio of 1.83. The chart below compares the historical Sharpe Ratios of LUBYX and LSCIX, 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

LUBYX vs. LSCIX - Drawdown Comparison

The maximum LUBYX drawdown since its inception was -2.59%, smaller than the maximum LSCIX drawdown of -7.31%. Use the drawdown chart below to compare losses from any high point for LUBYX and LSCIX.

Drawdown Indicators

	LUBYX	LSCIX	Difference
Max Drawdown Largest peak-to-trough decline	-2.59%	-7.31%	+4.72%
Max Drawdown (1Y) Largest decline over 1 year	-0.40%	-1.40%	+1.00%
Max Drawdown (3Y) Largest decline over 3 years	-0.50%	-1.40%	+0.90%
Max Drawdown (5Y) Largest decline over 5 years	-1.86%	-6.51%	+4.65%
Current Drawdown Current decline from peak	-0.10%	-0.41%	+0.31%
Average Drawdown Average peak-to-trough decline	-0.17%	-0.96%	+0.79%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.09%	0.37%	-0.28%

Volatility

LUBYX vs. LSCIX - Volatility Comparison

The current volatility for Lord Abbett Ultra Short Bond Fund (LUBYX) is 0.43%, while Lord Abbett Short Duration Core Bond Fund (LSCIX) has a volatility of 0.72%. This indicates that LUBYX experiences smaller price fluctuations and is considered to be less risky than LSCIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	LUBYX	LSCIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.43%	0.72%	-0.29%
Volatility (6M) Calculated over the trailing 6-month period	0.96%	1.58%	-0.62%
Volatility (1Y) Calculated over the trailing 1-year period	1.38%	2.08%	-0.70%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	1.38%	2.28%	-0.90%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	1.12%	2.11%	-0.99%

LUBYX vs. LSCIX - Expense Ratio Comparison

LUBYX has a 0.28% expense ratio, which is lower than LSCIX's 0.40% expense ratio.

Dividends

LUBYX vs. LSCIX - Dividend Comparison

LUBYX's dividend yield for the trailing twelve months is around 4.41%, less than LSCIX's 4.64% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017
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%
LUBYX Lord Abbett Ultra Short Bond Fund	4.41%	4.66%	4.72%	4.10%	1.33%	0.57%	1.16%	2.55%	2.27%	0.52%

Frequently Asked Questions

Can I hold both LUBYX and LSCIX in my portfolio?

LUBYX and LSCIX have a correlation of 0.59, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, LUBYX or LSCIX?

LSCIX has higher volatility (0.72%) compared to LUBYX (0.43%). In terms of maximum drawdown, LUBYX dropped -2.59% vs LSCIX's -7.31%.

Which has better risk-adjusted returns?

LUBYX currently has the higher Sharpe Ratio (3.13 vs 1.83), 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.