BLZE vs. XLK
BLZE (Backblaze, Inc.) is a stock, while XLK (State Street Technology Select Sector SPDR ETF) is Technology Equities fund tracking the S&P Technology Select Sector Daily Capped 35/20 Index. Over the past 3 years, BLZE returned 36.91%/yr vs 26.66%/yr for XLK. At a 0.43 correlation, their price movements are largely independent.
Performance
BLZE vs. XLK - Performance Comparison
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Returns By Period
In the year-to-date period, BLZE achieves a 194.64% return, which is significantly higher than XLK's 23.60% return.
BLZE
- 1D
- -8.34%
- 1M
- 65.62%
- 6M
- 180.78%
- YTD
- 194.64%
- 1Y
- 162.02%
- 3Y*
- 36.91%
- 5Y*
- —
- 10Y*
- —
XLK
- 1D
- -2.24%
- 1M
- -4.67%
- 6M
- 22.34%
- YTD
- 23.60%
- 1Y
- 37.95%
- 3Y*
- 26.66%
- 5Y*
- 19.65%
- 10Y*
- 24.16%
BLZE vs. XLK - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | |
|---|---|---|---|---|---|---|
BLZE Backblaze, Inc. | 194.64% | -22.59% | -20.69% | 23.41% | -63.59% | -11.11% |
XLK State Street Technology Select Sector SPDR ETF | 23.60% | 24.61% | 21.63% | 56.02% | -27.73% | 5.88% |
Correlation
The correlation between BLZE and XLK is 0.44, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.44 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.41 |
Correlation (All Time) Calculated using the full available price history since Nov 11, 2021 | 0.43 |
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Return for Risk
BLZE vs. XLK — Risk / Return Rank
BLZE
XLK
BLZE vs. XLK - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Backblaze, Inc. (BLZE) and State Street Technology Select Sector SPDR ETF (XLK). 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.
| BLZE | XLK | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | 0.00 | ||
| Sortino ratioReturn per unit of downside risk | +0.79 | ||
| Omega ratioGain probability vs. loss probability | 1.41 | 1.26 | +0.15 |
| Calmar ratioReturn relative to maximum drawdown | 2.36 | 2.39 | -0.04 |
| Martin ratioReturn relative to average drawdown | 3.78 | 7.13 | -3.34 |
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Drawdowns
BLZE vs. XLK - Drawdown Comparison
The maximum BLZE drawdown since its inception was -89.49%, which is greater than XLK's maximum drawdown of -82.05%. Use the drawdown chart below to compare losses from any high point for BLZE and XLK.
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Drawdown Indicators
| BLZE | XLK | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -89.49% | -82.05% | -7.44% |
Max Drawdown (1Y)Largest decline over 1 year | -69.21% | -15.92% | -53.29% |
Max Drawdown (3Y)Largest decline over 3 years | -72.02% | -25.66% | -46.36% |
Max Drawdown (5Y)Largest decline over 5 years | — | -33.56% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -33.56% | — |
Current DrawdownCurrent decline from peak | -56.41% | -10.33% | -46.08% |
Average DrawdownAverage peak-to-trough decline | -77.10% | -34.84% | -42.26% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 42.99% | 5.34% | +37.65% |
Volatility
BLZE vs. XLK - Volatility Comparison
Backblaze, Inc. (BLZE) has a higher volatility of 43.58% compared to State Street Technology Select Sector SPDR ETF (XLK) at 9.89%. This indicates that BLZE's price experiences larger fluctuations and is considered to be riskier than XLK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| BLZE | XLK | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 43.58% | 9.89% | +33.69% |
Volatility (6M)Calculated over the trailing 6-month period | 75.36% | 20.95% | +54.41% |
Volatility (1Y)Calculated over the trailing 1-year period | 104.81% | 24.54% | +80.27% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 84.87% | 25.58% | +59.29% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 84.87% | 24.80% | +60.07% |
Dividends
BLZE vs. XLK - Dividend Comparison
BLZE has not paid dividends to shareholders, while XLK's dividend yield for the trailing twelve months is around 0.45%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BLZE Backblaze, Inc. | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
XLK State Street Technology Select Sector SPDR ETF | 0.45% | 0.54% | 0.66% | 0.76% | 1.04% | 0.65% | 0.92% | 1.16% | 1.60% | 1.37% | 1.74% | 1.79% |
Frequently Asked Questions
BLZE and XLK have a correlation of 0.44, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
BLZE has higher volatility (43.58%) compared to XLK (9.89%). In terms of maximum drawdown, BLZE dropped -89.49% vs XLK's -82.05%.
BLZE currently has the higher Sharpe Ratio (1.56 vs 1.55), 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.
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