VDAFX vs. VCSTX

Last updated Jun 3, 2026

VDAFX (VALIC Company I Dynamic Allocation Fund) and VCSTX (VALIC Company I Science & Technology Fund) are both mutual funds - VDAFX is a Diversified Portfolio fund managed by VALIC, while VCSTX is a Technology Equities fund managed by VALIC. Over the past 10 years, VDAFX returned 7.19%/yr vs 21.82%/yr for VCSTX. Their correlation of 0.83 suggests significant overlap in exposure. VDAFX charges 0.32%/yr vs 0.94%/yr for VCSTX.

Performance

VDAFX vs. VCSTX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in VALIC Company I Dynamic Allocation Fund (VDAFX) and VALIC Company I Science & Technology Fund (VCSTX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, VDAFX achieves a 6.53% return, which is significantly lower than VCSTX's 36.21% return. Over the past 10 years, VDAFX has underperformed VCSTX with an annualized return of 7.19%, while VCSTX has yielded a comparatively higher 21.82% annualized return.

VDAFX

• 1D: 0.17%
• 1M: 3.41%
• YTD: 6.53%
• 6M: 6.53%
• 1Y: 16.68%
• 3Y*: 11.75%
• 5Y*: 5.12%
• 10Y*: 7.19%

VCSTX

• 1D: 2.86%
• 1M: 17.45%
• YTD: 36.21%
• 6M: 35.13%
• 1Y: 63.21%
• 3Y*: 37.07%
• 5Y*: 17.82%
• 10Y*: 21.82%

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

VDAFX vs. VCSTX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
VDAFX VALIC Company I Dynamic Allocation Fund	6.53%	7.87%	12.77%	13.23%	-16.05%	10.25%	11.15%	20.27%	-10.50%	20.24%
VCSTX VALIC Company I Science & Technology Fund	36.21%	22.57%	32.60%	55.45%	-38.09%	11.89%	57.90%	39.12%	-9.29%	41.36%

Correlation

The correlation between VDAFX and VCSTX is 0.79, 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	0.79
Correlation (3Y) Calculated over the trailing 3-year period	0.80
Correlation (5Y) Calculated over the trailing 5-year period	0.83
Correlation (10Y) Calculated over the trailing 10-year period	0.82
Correlation (All Time) Calculated using the full available price history since Dec 26, 2012	0.83

The correlation between VDAFX and VCSTX has been stable across timeframes, ranging from 0.79 to 0.83 - a consistent structural relationship.

Return for Risk

VDAFX vs. VCSTX — Risk / Return Rank

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

VDAFX

VDAFX Risk / Return Rank: 59
VDAFX Sharpe Ratio Rank: 59
VDAFX Sortino Ratio Rank: 60
VDAFX Omega Ratio Rank: 54
VDAFX Calmar Ratio Rank: 59
VDAFX Martin Ratio Rank: 66

VCSTX

VCSTX Risk / Return Rank: 74
VCSTX Sharpe Ratio Rank: 88
VCSTX Sortino Ratio Rank: 71
VCSTX Omega Ratio Rank: 68
VCSTX Calmar Ratio Rank: 82
VCSTX Martin Ratio Rank: 61

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.

VDAFX vs. VCSTX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for VALIC Company I Dynamic Allocation Fund (VDAFX) and VALIC Company I Science & Technology Fund (VCSTX). 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.

	VDAFX	VCSTX	Difference
Sharpe ratio Return per unit of total volatility	2.26	2.90	-0.64
Sortino ratio Return per unit of downside risk	3.26	3.50	-0.24
Omega ratio Gain probability vs. loss probability	1.40	1.46	-0.06
Calmar ratio Return relative to maximum drawdown	2.94	3.82	-0.88
Martin ratio Return relative to average drawdown	12.79	12.11	+0.68
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

VDAFX vs. VCSTX - Sharpe Ratio Comparison

The current VDAFX Sharpe Ratio is 2.26, which is comparable to the VCSTX Sharpe Ratio of 2.90. The chart below compares the historical Sharpe Ratios of VDAFX and VCSTX, 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

	VDAFX	VCSTX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.26	2.90	-0.64
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.54	0.67	-0.13
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.66	0.86	-0.19
Sharpe Ratio (All Time) Calculated using the full available price history	0.57	0.24	+0.32

Drawdowns

VDAFX vs. VCSTX - Drawdown Comparison

The maximum VDAFX drawdown since its inception was -22.10%, smaller than the maximum VCSTX drawdown of -89.61%. Use the drawdown chart below to compare losses from any high point for VDAFX and VCSTX.

Drawdown Indicators

	VDAFX	VCSTX	Difference
Max Drawdown Largest peak-to-trough decline	-22.10%	-89.61%	+67.51%
Max Drawdown (1Y) Largest decline over 1 year	-5.70%	-17.03%	+11.33%
Max Drawdown (3Y) Largest decline over 3 years	-13.22%	-28.63%	+15.41%
Max Drawdown (5Y) Largest decline over 5 years	-20.52%	-44.91%	+24.39%
Max Drawdown (10Y) Largest decline over 10 years	-22.10%	-44.91%	+22.81%
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-5.94%	-47.11%	+41.17%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.31%	5.38%	-4.07%

Volatility

VDAFX vs. VCSTX - Volatility Comparison

The current volatility for VALIC Company I Dynamic Allocation Fund (VDAFX) is 2.38%, while VALIC Company I Science & Technology Fund (VCSTX) has a volatility of 7.33%. This indicates that VDAFX experiences smaller price fluctuations and is considered to be less risky than VCSTX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	VDAFX	VCSTX	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.38%	7.33%	-4.95%
Volatility (6M) Calculated over the trailing 6-month period	5.82%	18.42%	-12.60%
Volatility (1Y) Calculated over the trailing 1-year period	7.55%	22.76%	-15.21%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	9.59%	26.98%	-17.39%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	10.87%	25.56%	-14.69%

VDAFX vs. VCSTX - Expense Ratio Comparison

VDAFX has a 0.32% expense ratio, which is lower than VCSTX's 0.94% expense ratio.

Dividends

VDAFX vs. VCSTX - Dividend Comparison

VDAFX's dividend yield for the trailing twelve months is around 4.95%, less than VCSTX's 5.47% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017
VCSTX VALIC Company I Science & Technology Fund	5.47%	0.00%	0.00%	16.31%	42.68%	11.14%	8.13%	19.76%	0.00%	6.21%
VDAFX VALIC Company I Dynamic Allocation Fund	4.95%	0.00%	5.99%	7.99%	16.76%	11.16%	5.50%	6.88%	1.43%	2.28%

Frequently Asked Questions

Can I hold both VDAFX and VCSTX in my portfolio?

VDAFX and VCSTX have a correlation of 0.79, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, VDAFX or VCSTX?

VCSTX has higher volatility (7.33%) compared to VDAFX (2.38%). In terms of maximum drawdown, VDAFX dropped -22.10% vs VCSTX's -89.61%.

Which has better risk-adjusted returns?

VCSTX currently has the higher Sharpe Ratio (2.90 vs 2.26), 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.