As a blockchain analyst with five years in crypto markets, I’ve watched institutional moves like this one with quiet skepticism—and growing respect. Sixty Six Capital just added 13.5 BTC via ETF, bringing its total holdings to 145 BTC. This isn’t hype—it’s strategy. In this deep dive, I break down why this move matters more than it looks and what it signals for Bitcoin’s next phase. If you’re tracking BTC accumulation, this is one name to watch.