I'm quite sure he's being sarcastic.
"The best good ever is to maximise shareholder profits" is a tired and cliched caricature that some people unfortunately take seriously. But this is too on the nose.
I have the innate right to take what is said literally. Moreover, his preceding statements attempt to legitimize his concluding statement.
The fact that, on HN, you can't be sure of that, tells you all you need to know.