TEK vs. IYW

Last updated Jun 5, 2026

TEK (iShares Technology Opportunities Active ETF) and IYW (iShares U.S. Technology ETF) are both Technology Equities funds from iShares. TEK is actively managed, while IYW is passively managed. Over the past year, TEK returned 61.28% vs 58.25% for IYW. With a 0.95 correlation, they move nearly in lockstep. TEK charges 0.75%/yr vs 0.38%/yr for IYW.

Performance

TEK vs. IYW - Performance Comparison

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

Returns By Period

In the year-to-date period, TEK achieves a 39.87% return, which is significantly higher than IYW's 28.46% return.

TEK

• 1D: -1.99%
• 1M: 13.74%
• YTD: 39.87%
• 6M: 37.87%
• 1Y: 61.28%
• 3Y*: —
• 5Y*: —
• 10Y*: —

IYW

• 1D: -0.44%
• 1M: 13.87%
• YTD: 28.46%
• 6M: 27.22%
• 1Y: 58.25%
• 3Y*: 35.17%
• 5Y*: 22.76%
• 10Y*: 26.00%

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

TEK vs. IYW - Yearly Performance Comparison

	2026 (YTD)	2025	2024
TEK iShares Technology Opportunities Active ETF	39.87%	18.63%	2.35%
IYW iShares U.S. Technology ETF	28.46%	25.38%	2.12%

Correlation

The correlation between TEK and IYW is 0.94, 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	0.94
Correlation (All Time) Calculated using the full available price history since Oct 23, 2024	0.95

The correlation between TEK and IYW has been stable across timeframes, ranging from 0.94 to 0.95 - a consistent structural relationship.

Return for Risk

TEK vs. IYW — Risk / Return Rank

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

TEK

TEK Risk / Return Rank: 66
TEK Sharpe Ratio Rank: 75
TEK Sortino Ratio Rank: 68
TEK Omega Ratio Rank: 67
TEK Calmar Ratio Rank: 66
TEK Martin Ratio Rank: 54

IYW

IYW Risk / Return Rank: 76
IYW Sharpe Ratio Rank: 88
IYW Sortino Ratio Rank: 82
IYW Omega Ratio Rank: 80
IYW Calmar Ratio Rank: 67
IYW 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.

TEK vs. IYW - Risk-Adjusted Trends Comparison

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

	TEK	IYW	Difference
Sharpe ratio: Return per unit of total volatility	2.40	2.92	-0.52
Sortino ratio: Return per unit of downside risk	3.06	3.63	-0.58
Omega ratio: Gain probability vs. loss probability	1.39	1.47	-0.08
Calmar ratio: Return relative to maximum drawdown	3.19	3.29	-0.09
Martin ratio: Return relative to average drawdown	9.29	10.76	-1.47
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

TEK vs. IYW - Sharpe Ratio Comparison

The current TEK Sharpe Ratio is 2.40, which is comparable to the IYW Sharpe Ratio of 2.92. The chart below compares the historical Sharpe Ratios of TEK and IYW, 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

	TEK	IYW	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.40	2.92	-0.52
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.88	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	1.04	—
Sharpe Ratio (All Time) Calculated using the full available price history	1.34	0.35	+0.99

Drawdowns

TEK vs. IYW - Drawdown Comparison

The maximum TEK drawdown since its inception was -28.24%, smaller than the maximum IYW drawdown of -81.90%. Use the drawdown chart below to compare losses from any high point for TEK and IYW.

Drawdown Indicators

	TEK	IYW	Difference
Max Drawdown Largest peak-to-trough decline	-28.24%	-81.90%	+53.66%
Max Drawdown (1Y) Largest decline over 1 year	-19.29%	-17.81%	-1.48%
Max Drawdown (3Y) Largest decline over 3 years	—	-26.47%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-39.44%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-39.44%	—
Current Drawdown Current decline from peak	-2.64%	-1.35%	-1.29%
Average Drawdown Average peak-to-trough decline	-5.88%	-34.65%	+28.77%
Ulcer Index Depth and duration of drawdowns from previous peaks	6.62%	5.43%	+1.19%

Volatility

TEK vs. IYW - Volatility Comparison

iShares Technology Opportunities Active ETF (TEK) has a higher volatility of 9.38% compared to iShares U.S. Technology ETF (IYW) at 6.28%. This indicates that TEK's price experiences larger fluctuations and is considered to be riskier than IYW based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	TEK	IYW	Difference
Volatility (1M) Calculated over the trailing 1-month period	9.38%	6.28%	+3.10%
Volatility (6M) Calculated over the trailing 6-month period	21.28%	15.84%	+5.44%
Volatility (1Y) Calculated over the trailing 1-year period	25.71%	20.07%	+5.64%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	29.20%	25.86%	+3.34%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	29.20%	25.09%	+4.11%

TEK vs. IYW - Expense Ratio Comparison

TEK has a 0.75% expense ratio, which is higher than IYW's 0.38% expense ratio.

Dividends

TEK vs. IYW - Dividend Comparison

TEK's dividend yield for the trailing twelve months is around 1.16%, more than IYW's 0.11% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
IYW iShares U.S. Technology ETF	0.11%	0.14%	0.21%	0.34%	0.50%	0.31%	0.56%	0.72%	0.92%	0.82%	1.14%	1.12%
TEK iShares Technology Opportunities Active ETF	1.16%	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 IYW in my portfolio?

With a correlation of 0.94, TEK and IYW move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which is riskier, TEK or IYW?

TEK has higher volatility (9.38%) compared to IYW (6.28%). In terms of maximum drawdown, TEK dropped -28.24% vs IYW's -81.90%.

Which ETF is better, TEK or IYW?

On 1-year performance, TEK leads with 61.28% vs 58.25% for IYW. On fees, IYW is cheaper at 0.38% per year. On volatility, IYW has been the lower-risk option at 6.28%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, TEK or IYW?

Over the 1-year period, TEK has performed better with a 61.28% return vs 58.25%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, TEK or IYW?

IYW is cheaper with a 0.38% expense ratio, compared with 0.75% for TEK.

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

TEK has the higher dividend yield at 1.16%, compared with 0.11% for IYW.

What is the main difference between TEK and IYW?

Their fees differ too: 0.75% for TEK and 0.38% for IYW.

Which has better risk-adjusted returns?

IYW currently has the higher Sharpe Ratio (2.92 vs 2.40), 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.