DTDRX vs. VTSAX

Last updated Jun 3, 2026

DTDRX (Dimensional 2065 Target Date Retirement Income Fund) and VTSAX (Vanguard Total Stock Market Index Fund Admiral Shares) are both mutual funds - DTDRX is a Target Retirement Date fund managed by Dimensional, while VTSAX is a Large Cap Blend Equities fund managed by Vanguard. Over the past 5 years, DTDRX returned 11.48%/yr vs 12.88%/yr for VTSAX. With a 0.95 correlation, they move nearly in lockstep. DTDRX charges 0.22%/yr vs 0.04%/yr for VTSAX.

Performance

DTDRX vs. VTSAX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Dimensional 2065 Target Date Retirement Income Fund (DTDRX) and Vanguard Total Stock Market Index Fund Admiral Shares (VTSAX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

The year-to-date returns for both stocks are quite close, with DTDRX having a 11.99% return and VTSAX slightly lower at 11.71%.

DTDRX

• 1D: 0.26%
• 1M: 4.18%
• YTD: 11.99%
• 6M: 13.09%
• 1Y: 28.03%
• 3Y*: 20.18%
• 5Y*: 11.48%
• 10Y*: —

VTSAX

• 1D: 0.25%
• 1M: 5.10%
• YTD: 11.71%
• 6M: 12.07%
• 1Y: 29.65%
• 3Y*: 22.24%
• 5Y*: 12.88%
• 10Y*: 15.09%

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

DTDRX vs. VTSAX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020
DTDRX Dimensional 2065 Target Date Retirement Income Fund	11.99%	19.28%	17.13%	21.29%	-15.25%	20.99%	13.15%
VTSAX Vanguard Total Stock Market Index Fund Admiral Shares	11.71%	17.12%	23.23%	26.51%	-19.52%	25.72%	20.98%

Correlation

The correlation between DTDRX and VTSAX is 0.86, 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	0.86
Correlation (3Y) Calculated over the trailing 3-year period	0.91
Correlation (5Y) Calculated over the trailing 5-year period	0.95
Correlation (All Time) Calculated using the full available price history since Jan 2, 2020	0.95

The correlation between DTDRX and VTSAX has been stable across timeframes, ranging from 0.86 to 0.95 - a consistent structural relationship.

Return for Risk

DTDRX vs. VTSAX — Risk / Return Rank

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

DTDRX

DTDRX Risk / Return Rank: 86
DTDRX Sharpe Ratio Rank: 88
DTDRX Sortino Ratio Rank: 85
DTDRX Omega Ratio Rank: 80
DTDRX Calmar Ratio Rank: 88
DTDRX Martin Ratio Rank: 92

VTSAX

VTSAX Risk / Return Rank: 72
VTSAX Sharpe Ratio Rank: 73
VTSAX Sortino Ratio Rank: 65
VTSAX Omega Ratio Rank: 64
VTSAX Calmar Ratio Rank: 74
VTSAX Martin Ratio Rank: 83

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.

DTDRX vs. VTSAX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Dimensional 2065 Target Date Retirement Income Fund (DTDRX) and Vanguard Total Stock Market Index Fund Admiral Shares (VTSAX). 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.

	DTDRX	VTSAX	Difference
Sharpe ratio Return per unit of total volatility	2.88	2.49	+0.40
Sortino ratio Return per unit of downside risk	4.04	3.38	+0.66
Omega ratio Gain probability vs. loss probability	1.52	1.45	+0.08
Calmar ratio Return relative to maximum drawdown	4.27	3.38	+0.89
Martin ratio Return relative to average drawdown	19.52	15.63	+3.90
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

DTDRX vs. VTSAX - Sharpe Ratio Comparison

The current DTDRX Sharpe Ratio is 2.88, which is comparable to the VTSAX Sharpe Ratio of 2.49. The chart below compares the historical Sharpe Ratios of DTDRX and VTSAX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	DTDRX	VTSAX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.88	2.49	+0.40
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.79	0.75	+0.04
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.82	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.70	0.47	+0.23

Drawdowns

DTDRX vs. VTSAX - Drawdown Comparison

The maximum DTDRX drawdown since its inception was -33.33%, smaller than the maximum VTSAX drawdown of -55.33%. Use the drawdown chart below to compare losses from any high point for DTDRX and VTSAX.

Drawdown Indicators

	DTDRX	VTSAX	Difference
Max Drawdown Largest peak-to-trough decline	-33.33%	-55.33%	+22.00%
Max Drawdown (1Y) Largest decline over 1 year	-8.57%	-8.92%	+0.35%
Max Drawdown (3Y) Largest decline over 3 years	-15.95%	-19.36%	+3.41%
Max Drawdown (5Y) Largest decline over 5 years	-23.47%	-25.36%	+1.89%
Max Drawdown (10Y) Largest decline over 10 years	—	-34.97%	—
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-5.10%	-9.01%	+3.91%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.88%	1.93%	-0.05%

Volatility

DTDRX vs. VTSAX - Volatility Comparison

Dimensional 2065 Target Date Retirement Income Fund (DTDRX) has a higher volatility of 3.10% compared to Vanguard Total Stock Market Index Fund Admiral Shares (VTSAX) at 2.95%. This indicates that DTDRX's price experiences larger fluctuations and is considered to be riskier than VTSAX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	DTDRX	VTSAX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.10%	2.95%	+0.15%
Volatility (6M) Calculated over the trailing 6-month period	8.69%	9.20%	-0.51%
Volatility (1Y) Calculated over the trailing 1-year period	11.07%	12.21%	-1.14%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	14.87%	17.36%	-2.49%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	19.18%	18.41%	+0.77%

DTDRX vs. VTSAX - Expense Ratio Comparison

DTDRX has a 0.22% expense ratio, which is higher than VTSAX's 0.04% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

Dividends

DTDRX vs. VTSAX - Dividend Comparison

DTDRX's dividend yield for the trailing twelve months is around 1.38%, more than VTSAX's 1.00% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
DTDRX Dimensional 2065 Target Date Retirement Income Fund	1.38%	1.31%	2.07%	1.94%	2.01%	1.53%	2.55%	0.00%	0.00%	0.00%	0.00%	0.00%
VTSAX Vanguard Total Stock Market Index Fund Admiral Shares	1.00%	1.11%	1.26%	1.42%	1.65%	1.20%	1.41%	1.76%	2.03%	1.71%	1.92%	1.98%

Frequently Asked Questions

Can I hold both DTDRX and VTSAX in my portfolio?

DTDRX and VTSAX have a correlation of 0.86, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, DTDRX or VTSAX?

DTDRX has higher volatility (3.10%) compared to VTSAX (2.95%). In terms of maximum drawdown, DTDRX dropped -33.33% vs VTSAX's -55.33%.

Which has better risk-adjusted returns?

DTDRX currently has the higher Sharpe Ratio (2.88 vs 2.48), 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.