Does that 70% figure come from someone modeling out her portfolio based on the filings? I'd love to see it if it's public. Just as a gut reflex that seems high

Does that 70% figure come from someone modeling out her portfolio based on the filings? I'd love to see it if it's public. Just as a gut reflex that seems high even with someone who had the amount of inside info she has, but not saying it's impossible.