TEK vs. AGG

Last updated Jun 23, 2026

TEK (iShares Technology Opportunities Active ETF) and AGG (iShares Core U.S. Aggregate Bond ETF) are both exchange-traded funds - TEK is a Technology Equities fund actively managed by iShares, while AGG is a Total Bond Market fund tracking the Bloomberg U.S. Aggregate Bond Index. TEK is actively managed, while AGG is passively managed. Over the past year, TEK returned 66.47% vs 4.45% for AGG. At a 0.17 correlation, their price movements are largely independent. TEK charges 0.75%/yr vs 0.03%/yr for AGG.

Performance

TEK vs. AGG - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares Technology Opportunities Active ETF (TEK) and iShares Core U.S. Aggregate Bond ETF (AGG). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, TEK achieves a 44.09% return, which is significantly higher than AGG's 0.39% return.

TEK

• 1D: 0.05%
• 1M: 9.52%
• YTD: 44.09%
• 6M: 43.89%
• 1Y: 66.47%
• 3Y*: —
• 5Y*: —
• 10Y*: —

AGG

• 1D: -0.27%
• 1M: 0.53%
• YTD: 0.39%
• 6M: 0.47%
• 1Y: 4.45%
• 3Y*: 3.94%
• 5Y*: 0.06%
• 10Y*: 1.53%

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

TEK vs. AGG - Yearly Performance Comparison

	2026 (YTD)	2025	2024
TEK iShares Technology Opportunities Active ETF	44.09%	18.63%	2.63%
AGG iShares Core U.S. Aggregate Bond ETF	0.39%	7.19%	-1.01%

Correlation

The correlation between TEK and AGG is 0.27, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.27
Correlation (All Time) Calculated using the full available price history since Oct 22, 2024	0.17

Return for Risk

TEK vs. AGG — Risk / Return Rank

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

TEK

TEK Risk / Return Rank: 68
TEK Sharpe Ratio Rank: 76
TEK Sortino Ratio Rank: 66
TEK Omega Ratio Rank: 68
TEK Calmar Ratio Rank: 71
TEK Martin Ratio Rank: 58

AGG

AGG Risk / Return Rank: 33
AGG Sharpe Ratio Rank: 33
AGG Sortino Ratio Rank: 34
AGG Omega Ratio Rank: 31
AGG Calmar Ratio Rank: 33
AGG Martin Ratio Rank: 33

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.

TEK vs. AGG - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares Technology Opportunities Active ETF (TEK) and iShares Core U.S. Aggregate Bond ETF (AGG). 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.

	TEK	AGG	Difference
Sharpe ratio: Return per unit of total volatility	2.33	1.17	+1.16
Sortino ratio: Return per unit of downside risk	2.91	1.74	+1.17
Omega ratio: Gain probability vs. loss probability	1.39	1.21	+0.18
Calmar ratio: Return relative to maximum drawdown	3.46	1.62	+1.85
Martin ratio: Return relative to average drawdown	9.84	4.69	+5.15

TEK vs. AGG - Sharpe Ratio Comparison

The current TEK Sharpe Ratio is 2.33, which is higher than the AGG Sharpe Ratio of 1.17. The chart below compares the historical Sharpe Ratios of TEK and AGG, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

TEK vs. AGG - Drawdown Comparison

The maximum TEK drawdown since its inception was -28.24%, which is greater than AGG's maximum drawdown of -18.43%. Use the drawdown chart below to compare losses from any high point for TEK and AGG.

Drawdown Indicators

	TEK	AGG	Difference
Max Drawdown Largest peak-to-trough decline	-28.24%	-18.43%	-9.81%
Max Drawdown (1Y) Largest decline over 1 year	-19.29%	-2.76%	-16.53%
Max Drawdown (3Y) Largest decline over 3 years	—	-6.11%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-17.82%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-18.43%	—
Current Drawdown Current decline from peak	0.00%	-2.01%	+2.01%
Average Drawdown Average peak-to-trough decline	-5.87%	-2.71%	-3.16%
Ulcer Index Depth and duration of drawdowns from previous peaks	6.78%	0.95%	+5.83%

Volatility

TEK vs. AGG - Volatility Comparison

iShares Technology Opportunities Active ETF (TEK) has a higher volatility of 14.38% compared to iShares Core U.S. Aggregate Bond ETF (AGG) at 1.11%. This indicates that TEK's price experiences larger fluctuations and is considered to be riskier than AGG based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	TEK	AGG	Difference
Volatility (1M) Calculated over the trailing 1-month period	14.38%	1.11%	+13.27%
Volatility (6M) Calculated over the trailing 6-month period	24.31%	2.84%	+21.47%
Volatility (1Y) Calculated over the trailing 1-year period	28.69%	3.82%	+24.87%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	30.47%	6.10%	+24.37%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	30.47%	5.41%	+25.06%

TEK vs. AGG - Expense Ratio Comparison

TEK has a 0.75% expense ratio, which is higher than AGG's 0.03% expense ratio.

Dividends

TEK vs. AGG - Dividend Comparison

TEK's dividend yield for the trailing twelve months is around 1.10%, less than AGG's 3.98% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
AGG iShares Core U.S. Aggregate Bond ETF	3.98%	3.89%	3.74%	3.13%	2.39%	1.77%	2.14%	2.70%	2.72%	2.32%	2.39%	2.45%
TEK iShares Technology Opportunities Active ETF	1.10%	1.62%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both TEK and AGG in my portfolio?

TEK and AGG have a correlation of 0.27, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, TEK or AGG?

TEK has higher volatility (14.38%) compared to AGG (1.11%). In terms of maximum drawdown, TEK dropped -28.24% vs AGG's -18.43%.

Which ETF is better, TEK or AGG?

On 1-year performance, TEK leads with 66.47% vs 4.45% for AGG. On fees, AGG is cheaper at 0.03% per year. On volatility, AGG has been the lower-risk option at 1.11%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, TEK or AGG?

Over the 1-year period, TEK has performed better with a 66.47% return vs 4.45%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, TEK or AGG?

AGG is cheaper with a 0.03% expense ratio, compared with 0.75% for TEK.

Which ETF pays a higher dividend yield, TEK or AGG?

AGG has the higher dividend yield at 3.98%, compared with 1.10% for TEK.

What is the main difference between TEK and AGG?

TEK is categorized as Technology Equities, while AGG is Total Bond Market. Their fees differ too: 0.75% for TEK and 0.03% for AGG.

Which has better risk-adjusted returns?

TEK currently has the higher Sharpe Ratio (2.33 vs 1.17), 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.