I must be missing the part where people are being forced to work for founders they disagree with. "Free market" and all that...
Like it or not, companies operate within a policy framework. The decisions and actions that are being undertaken absolutely are affecting companies in material ways and it's entirely appropriate for leadership to publicly advocate for / against policies according to its interests--whether it relates to trade, recruitment, culture / morale. Hell, even for pure PR reasons as is surely the case at times.