[whiplash451]

You can buy the companies making up the index instead of the index itself.

It was proven to be a good strategy on the SP500 [1, 2]

With 500 companies, it's work. But you can probably approximate it with a top 100.

[1] https://rodneywhitecenter.wharton.upenn.edu/wp-content/uploa...

[2] https://www.tandfonline.com/doi/full/10.1080/0015198X.2023.2...