SPLB vs. QCON

Last updated Apr 1, 2026

Compare and contrast key facts about SPDR Portfolio Long Term Corporate Bond ETF (SPLB) and American Century Quality Convertible Securities ETF (QCON).

SPLB and QCON are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. SPLB is a passively managed fund by State Street that tracks the performance of the Bloomberg Barclays Long U.S. Corporate Index. It was launched on Mar 10, 2009. QCON is an actively managed fund by American Century. It was launched on Feb 16, 2021.

Performance

SPLB vs. QCON - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in SPDR Portfolio Long Term Corporate Bond ETF (SPLB) and American Century Quality Convertible Securities ETF (QCON). The values are adjusted to include any dividend payments, if applicable.

SPLB vs. QCON - Yearly Performance Comparison

	2026 (YTD)
SPLB SPDR Portfolio Long Term Corporate Bond ETF	-1.69%
QCON American Century Quality Convertible Securities ETF	0.00%

Returns By Period

SPLB

• 1D: 0.77%
• 1M: -3.01%
• YTD: -0.71%
• 6M: -1.36%
• 1Y: 3.79%
• 3Y*: 3.08%
• 5Y*: -1.80%
• 10Y*: 2.39%

QCON

• 1D: 0.00%
• 1M: 0.00%
• YTD: —
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

SPLB vs. QCON - Expense Ratio Comparison

SPLB has a 0.07% expense ratio, which is lower than QCON's 0.32% expense ratio.

QCON

American Century Quality Convertible Securities ETF

SPLB

SPDR Portfolio Long Term Corporate Bond ETF

Return for Risk

SPLB vs. QCON — Risk / Return Rank

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

SPLB

SPLB Risk / Return Rank: 25
SPLB Sharpe Ratio Rank: 24
SPLB Sortino Ratio Rank: 22
SPLB Omega Ratio Rank: 21
SPLB Calmar Ratio Rank: 33
SPLB Martin Ratio Rank: 25

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.

SPLB vs. QCON - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for SPDR Portfolio Long Term Corporate Bond ETF (SPLB) and American Century Quality Convertible Securities ETF (QCON). 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.

	SPLB	QCON	Difference
Sharpe ratio Return per unit of total volatility	0.38	—	—
Sortino ratio Return per unit of downside risk	0.57	—	—
Omega ratio Gain probability vs. loss probability	1.08	—	—
Calmar ratio Return relative to maximum drawdown	0.78	—	—
Martin ratio Return relative to average drawdown	1.80	—	—
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

Sharpe Ratios by Period

	SPLB	QCON	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.38	—	—
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.14	—	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.19	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.44	—	—

Dividends

SPLB vs. QCON - Dividend Comparison

SPLB's dividend yield for the trailing twelve months is around 5.37%, while QCON has not paid dividends to shareholders.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
SPLB SPDR Portfolio Long Term Corporate Bond ETF	5.37%	5.25%	5.20%	4.60%	4.53%	3.00%	3.01%	3.79%	4.50%	4.06%	4.34%	4.70%
QCON American Century Quality Convertible Securities ETF	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Drawdowns

SPLB vs. QCON - Drawdown Comparison

The maximum SPLB drawdown since its inception was -34.46%, which is greater than QCON's maximum drawdown of 0.00%. Use the drawdown chart below to compare losses from any high point for SPLB and QCON.

Drawdown Indicators

	SPLB	QCON	Difference
Max Drawdown Largest peak-to-trough decline	-34.46%	0.00%	-34.46%
Max Drawdown (1Y) Largest decline over 1 year	-5.43%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-34.46%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-34.46%	—	—
Current Drawdown Current decline from peak	-15.92%	0.00%	-15.92%
Average Drawdown Average peak-to-trough decline	-7.93%	0.00%	-7.93%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.36%	—	—

Volatility

Volatility by Period

	SPLB	QCON	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.02%	—	—
Volatility (6M) Calculated over the trailing 6-month period	5.67%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	10.14%	0.00%	+10.14%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	12.74%	0.00%	+12.74%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	12.95%	0.00%	+12.95%