JMTG vs. ASEC

Last updated Jul 28, 2026

JMTG (JPMorgan Mortgage-Backed Securities ETF) and ASEC (American Century Securitized Credit ETF) are both Mortgage Backed Securities funds. Both are actively managed. Their 0.28 correlation means their historical movements had little consistent relationship. JMTG charges 0.24%/yr vs 0.29%/yr for ASEC.

Performance

JMTG vs. ASEC - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in JPMorgan Mortgage-Backed Securities ETF (JMTG) and American Century Securitized Credit ETF (ASEC). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

JMTG

• 1D: 0.22%
• 1M: -0.92%
• 6M: -0.08%
• YTD: 0.28%
• 1Y: 4.88%
• 3Y*: —
• 5Y*: —
• 10Y*: —
• ALL TIME*: 3.93%

ASEC

• 1D: 0.06%
• 1M: -0.05%
• 6M: —
• YTD: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —
• ALL TIME*: —

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
ASEC American Century Securitized Credit ETF	$734.43	$3.06K	$464.20K
JMTG JPMorgan Mortgage-Backed Securities ETF	$24.75M	$27.99M	$36.83M

JMTG vs. ASEC - Yearly Performance Comparison

	2026 (YTD)
JMTG JPMorgan Mortgage-Backed Securities ETF	-0.03%
ASEC American Century Securitized Credit ETF	-0.09%

Correlation

The correlation between JMTG and ASEC is 0.28, which is low. Their historical price movements had little consistent relationship.

	Correlation
Correlation (All Time) Calculated using the full available price history since May 28, 2026	0.28

Return for Risk

JMTG vs. ASEC — Risk / Return Rank

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

JMTG

JMTG Risk / Return Rank: 52
JMTG Sharpe Ratio Rank: 57
JMTG Sortino Ratio Rank: 59
JMTG Omega Ratio Rank: 55
JMTG Calmar Ratio Rank: 50
JMTG Martin Ratio Rank: 42

ASEC

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

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.

JMTG vs. ASEC - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for JPMorgan Mortgage-Backed Securities ETF (JMTG) and American Century Securitized Credit ETF (ASEC). 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.

	JMTG	ASEC	Difference
Sharpe ratio: Return per unit of total volatility	1.34	—	—
Sortino ratio: Return per unit of downside risk	1.99	—	—
Omega ratio: Gain probability vs. loss probability	1.24	—	—
Calmar ratio: Return relative to maximum drawdown	1.76	—	—
Martin ratio: Return relative to average drawdown	4.56	—	—

Drawdowns

JMTG vs. ASEC - Drawdown Comparison

The maximum JMTG drawdown since its inception was -2.78%, which is greater than ASEC's maximum drawdown of -0.46%. Use the drawdown chart below to compare losses from any high point for JMTG and ASEC.

Drawdown Indicators

	JMTG	ASEC	Difference
Max Drawdown Largest peak-to-trough decline	-2.78%	-0.46%	-2.32%
Max Drawdown (1Y) Largest decline over 1 year	-2.78%	—	—
Current Drawdown Current decline from peak	-1.96%	-0.20%	-1.76%
Average Drawdown Average peak-to-trough decline	-0.79%	-0.18%	-0.61%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.07%	—	—

Volatility

Volatility by Period

	JMTG	ASEC	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.85%	—	—
Volatility (6M) Calculated over the trailing 6-month period	2.86%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	3.66%	1.39%	+2.27%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	3.66%	1.39%	+2.27%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	3.66%	1.39%	+2.27%

JMTG vs. ASEC - Expense Ratio Comparison

JMTG has a 0.24% expense ratio, which is lower than ASEC's 0.29% expense ratio.

Dividends

JMTG vs. ASEC - Dividend Comparison

JMTG's dividend yield for the trailing twelve months is around 4.33%, more than ASEC's 0.46% yield.

Position	TTM	2025
ASEC American Century Securitized Credit ETF	0.46%	0.00%
JMTG JPMorgan Mortgage-Backed Securities ETF	4.33%	2.10%

Frequently Asked Questions

Can I hold both JMTG and ASEC in my portfolio?

JMTG and ASEC have a correlation of 0.28, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, JMTG or ASEC?

On fees, JMTG is cheaper at 0.24% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, JMTG or ASEC?

JMTG is cheaper with a 0.24% expense ratio, compared with 0.29% for ASEC.

Which ETF pays a higher dividend yield, JMTG or ASEC?

JMTG has the higher dividend yield at 4.33%, compared with 0.46% for ASEC.

What is the main difference between JMTG and ASEC?

They also come from different issuers: JPMorgan and American Century. Their fees differ too: 0.24% for JMTG and 0.29% for ASEC.