Apparently the narrow answer is "Invidia" and the broad answer is "tech." The Subversive Whale funds track the publicly disclosed stock trades of Republican and Democratic members of Congress. As we've noted before, the managers are seeking to highlight insider trading; they are not actually arguing that investing in their ETFs makes good financial sense.
Morningstar just
published an analysis of the Republican and Democratic funds and their differences. Takeaways might be that everybody loves them their tech, and that the Republicans are otherwise more enamored of Old Economy sectors than an Dems.
For what interest it holds, David