I mostly use Apple Books (formerly iBooks) for this. Can highlight, add text notes, and bookmark pages. Syncs those and reading progress across devices. Also so

I mostly use Apple Books (formerly iBooks) for this. Can highlight, add text notes, and bookmark pages. Syncs those and reading progress across devices. Also somewhat works for PDF books. Sometimes the sync screws up but mostly works. Google Books can also do this and notes go to an associated Google Doc.