I'm one of the makers. You can view the full set of data points at https://www.comp.fyi
There is a caveat that this is Bay Area comp for the most part but if you ask engineers that recently got offers at these companies, you'll find similar numbers. I personally have friends that have even gotten these types of offers.
I can only speak for the new grad list, but as someone who just finished recruiting for new grad at these companies with my peers, I can say that the numbers approximately match what we’ve been seeing
There is a caveat that this is Bay Area comp for the most part but if you ask engineers that recently got offers at these companies, you'll find similar numbers. I personally have friends that have even gotten these types of offers.