TEK vs. BRKC
TEK (iShares Technology Opportunities Active ETF) and BRKC (YieldMax BRK.B Option Income Strategy ETF) are both exchange-traded funds - TEK is a Technology Equities fund actively managed by iShares, while BRKC is a Derivative Income fund actively managed by YieldMax. Both are actively managed. At a correlation of -0.18, they often move in opposite directions. TEK charges 0.75%/yr vs 0.99%/yr for BRKC.
Performance
TEK vs. BRKC - Performance Comparison
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Returns By Period
In the year-to-date period, TEK achieves a 39.87% return, which is significantly higher than BRKC's -3.15% return.
TEK
- 1D
- -1.99%
- 1M
- 13.74%
- YTD
- 39.87%
- 6M
- 37.87%
- 1Y
- 61.28%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
BRKC
- 1D
- 0.52%
- 1M
- 2.36%
- YTD
- -3.15%
- 6M
- -3.23%
- 1Y
- —
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
TEK vs. BRKC - Yearly Performance Comparison
| 2026 (YTD) | 2025 | |
|---|---|---|
TEK iShares Technology Opportunities Active ETF | 39.87% | 15.48% |
BRKC YieldMax BRK.B Option Income Strategy ETF | -3.15% | 0.93% |
Correlation
The correlation between TEK and BRKC is -0.18, meaning they tend to move in opposite directions. This is especially valuable for risk management - when one declines, the other has historically tended to hold steady or rise.
| Correlation | |
|---|---|
Correlation (All Time) Calculated using the full available price history since Jun 6, 2025 | -0.18 |
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Return for Risk
TEK vs. BRKC — Risk / Return Rank
TEK
BRKC
TEK vs. BRKC - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares Technology Opportunities Active ETF (TEK) and YieldMax BRK.B Option Income Strategy ETF (BRKC). 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 | BRKC | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | — | — | |
| Sortino ratioReturn per unit of downside risk | — | — | |
| Omega ratioGain probability vs. loss probability | 1.39 | — | — |
| Calmar ratioReturn relative to maximum drawdown | 3.19 | — | — |
| Martin ratioReturn relative to average drawdown | 9.29 | — | — |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| TEK | BRKC | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 2.40 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 1.34 | -0.18 | +1.52 |
Drawdowns
TEK vs. BRKC - Drawdown Comparison
The maximum TEK drawdown since its inception was -28.24%, which is greater than BRKC's maximum drawdown of -7.59%. Use the drawdown chart below to compare losses from any high point for TEK and BRKC.
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Drawdown Indicators
| TEK | BRKC | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -28.24% | -7.59% | -20.65% |
Max Drawdown (1Y)Largest decline over 1 year | -19.29% | — | — |
Current DrawdownCurrent decline from peak | -2.64% | -5.10% | +2.46% |
Average DrawdownAverage peak-to-trough decline | -5.88% | -3.13% | -2.75% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 6.62% | — | — |
Volatility
TEK vs. BRKC - Volatility Comparison
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Volatility by Period
| TEK | BRKC | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 9.38% | — | — |
Volatility (6M)Calculated over the trailing 6-month period | 21.28% | — | — |
Volatility (1Y)Calculated over the trailing 1-year period | 25.71% | 12.67% | +13.04% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 29.20% | 12.67% | +16.53% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 29.20% | 12.67% | +16.53% |
TEK vs. BRKC - Expense Ratio Comparison
TEK has a 0.75% expense ratio, which is lower than BRKC's 0.99% expense ratio.
Dividends
TEK vs. BRKC - Dividend Comparison
TEK's dividend yield for the trailing twelve months is around 1.16%, less than BRKC's 20.53% yield.
| Position | TTM | 2025 |
|---|---|---|
BRKC YieldMax BRK.B Option Income Strategy ETF | 20.53% | 10.81% |
TEK iShares Technology Opportunities Active ETF | 1.16% | 1.62% |
Frequently Asked Questions
TEK and BRKC have a correlation of -0.18, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, TEK is cheaper at 0.75% per year. The better choice depends on whether you care most about return, fees, risk, or income.
TEK is cheaper with a 0.75% expense ratio, compared with 0.99% for BRKC.
BRKC has the higher dividend yield at 20.53%, compared with 1.16% for TEK.
TEK is categorized as Technology Equities, while BRKC is Derivative Income. They also come from different issuers: iShares and YieldMax. Their fees differ too: 0.75% for TEK and 0.99% for BRKC.
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