He has a mole on the board.
If they FBI can put moles (and even control) groups like Oath Keepers or media orgs like Twitter, they can certainly put a couple moles into PV.
Like the Germans, the USA will eventually need to establish a "Stasi Records Archive" - to allow average Americans to see which organizations, employers and friends were actually spying on them.
https://www.stasi-unterlagen-archiv.de/en/
Likely more than one.