IMTG vs. ASEC

Last updated Jul 17, 2026

IMTG (Invesco Agency MBS ETF) and ASEC (American Century Securitized Credit ETF) are both Mortgage Backed Securities funds. Both are actively managed. At a 0.08 correlation, their price movements are largely independent. IMTG charges 0.22%/yr vs 0.29%/yr for ASEC.

Performance

IMTG vs. ASEC - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Invesco Agency MBS ETF (IMTG) and American Century Securitized Credit ETF (ASEC). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

IMTG

• 1D: -0.12%
• 1M: -0.68%
• 6M: —
• YTD: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

ASEC

• 1D: 0.10%
• 1M: 0.22%
• 6M: —
• YTD: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

IMTG vs. ASEC - Yearly Performance Comparison

	2026 (YTD)
IMTG Invesco Agency MBS ETF	0.06%
ASEC American Century Securitized Credit ETF	0.09%

Correlation

The correlation between IMTG and ASEC is 0.08, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (All Time) Calculated using the full available price history since May 28, 2026	0.08

Return for Risk

IMTG vs. ASEC - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco Agency MBS ETF (IMTG) 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.

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

Drawdowns

IMTG vs. ASEC - Drawdown Comparison

The maximum IMTG drawdown since its inception was -2.85%, which is greater than ASEC's maximum drawdown of -0.46%. Use the drawdown chart below to compare losses from any high point for IMTG and ASEC.

Drawdown Indicators

	IMTG	ASEC	Difference
Max Drawdown Largest peak-to-trough decline	-2.85%	-0.46%	-2.39%
Current Drawdown Current decline from peak	-1.55%	-0.01%	-1.54%
Average Drawdown Average peak-to-trough decline	-1.37%	-0.18%	-1.19%

Volatility

Volatility by Period

	IMTG	ASEC	Difference
Volatility (1Y) Calculated over the trailing 1-year period	4.64%	1.48%	+3.16%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	4.64%	1.48%	+3.16%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	4.64%	1.48%	+3.16%

IMTG vs. ASEC - Expense Ratio Comparison

IMTG has a 0.22% expense ratio, which is lower than ASEC's 0.29% expense ratio.

Dividends

IMTG vs. ASEC - Dividend Comparison

IMTG's dividend yield for the trailing twelve months is around 1.29%, more than ASEC's 0.45% yield.

Position	TTM
ASEC American Century Securitized Credit ETF	0.45%
IMTG Invesco Agency MBS ETF	1.29%

Frequently Asked Questions

Can I hold both IMTG and ASEC in my portfolio?

IMTG and ASEC have a correlation of 0.08, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, IMTG or ASEC?

On fees, IMTG is cheaper at 0.22% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, IMTG or ASEC?

IMTG is cheaper with a 0.22% expense ratio, compared with 0.29% for ASEC.

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

IMTG has the higher dividend yield at 1.29%, compared with 0.45% for ASEC.

What is the main difference between IMTG and ASEC?

They also come from different issuers: Invesco and American Century. Their fees differ too: 0.22% for IMTG and 0.29% for ASEC.