Overview
Tracks the S&P 500 technology sector. Most-traded sector ETF. Highly concentrated in AAPL and MSFT which together represent ~45% of the fund.
Top Holdings
| Ticker | Holding | Weight |
|---|---|---|
| AAPL | Apple Inc. | 22.4% |
| MSFT | Microsoft Corp. | 21.8% |
| NVDA | NVIDIA Corp. | 16.4% |
| AVGO | Broadcom Inc. | 4.8% |
| ORCL | Oracle Corp. | 2.8% |
| AMD | Advanced Micro Dev. | 2.6% |
| CSCO | Cisco Systems | 2.4% |
| AMAT | Applied Materials | 2.2% |
| TXN | Texas Instruments | 2.1% |
| NOW | ServiceNow | 1.9% |
Fund Details
Investment Thesis
XLK is the most liquid and widely traded technology sector ETF, making it the preferred vehicle for institutional technology allocation and tactical trading. AAPL and MSFT together represent roughly 44% of the fund, creating extreme concentration in two companies. This structure means XLK essentially expresses a view on those two mega-cap technology giants plus a diversified basket of supporting technology companies.
Who It's For
Technology sector investors who want pure S&P 500 technology exposure through the most liquid sector ETF available. XLK suits institutional traders who need deep liquidity for large position sizes and options strategies. Also used by retail investors for tactical technology sector overweights. Investors comfortable with Apple and Microsoft dominating returns will find XLK the most cost-effective technology sector vehicle.
10-Year History
| Year | Close | % Chg |
|---|---|---|
| 2016 | $46.40 | -- |
| 2017 | $64.32 | +38.6% |
| 2018 | $57.95 | -9.9% |
| 2019 | $88.92 | +53.4% |
| 2020 | $122.64 | +37.9% |
| 2021 | $170.95 | +39.4% |
| 2022 | $120.67 | -29.4% |
| 2023 | $195.36 | +61.9% |
| 2024 | $242.18 | +24.0% |
| 2025 | $248.42 | +2.6% |
| Year | Yield |
|---|---|
| 2016 | 1.12% |
| 2017 | 0.92% |
| 2018 | 0.98% |
| 2019 | 0.78% |
| 2020 | 0.62% |
| 2021 | 0.58% |
| 2022 | 0.80% |
| 2023 | 0.70% |
| 2024 | 0.62% |
| 2025 | 0.64% |
| Year | AUM | % Chg |
|---|---|---|
| 2016 | $14B | -- |
| 2017 | $22B | +57.1% |
| 2018 | $23B | +4.5% |
| 2019 | $32B | +39.1% |
| 2020 | $46B | +43.8% |
| 2021 | $62B | +34.8% |
| 2022 | $48B | -22.6% |
| 2023 | $72B | +50.0% |
| 2024 | $98B | +36.1% |
| 2025 | $100B | +2.0% |
Historical figures are ETFHub estimates modelled from asset-class return patterns and may differ from official fund records. Data as of August 2026.
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