Bitcoin Below Strategy Cost Basis: BTC At $73,270
Bitcoin dropped to $73,270 on May 28, 2026, falling below Strategy‘s average acquisition cost of $75,700 for the first time. The company’s entire 843,738 BTC position, worth $63.87 billion at cost, is now underwater on paper by roughly $2 billion. This is the level the market has been watching for two weeks. The $74,500 floor that held three separate tests finally broke, and BTC kept falling. The “Saylor floor” that traders relied on as a defensive bid zone did not hold. What Just Happened The weekly chart opened at $77,520 and sold off in a near-straight line through the week. BTC lost $74,500 on May 27, then accelerated lower to $73,270 on May 28, the lowest level since March 2026. The break below Strategy‘s $75,700 cost basis is significant for a specific reason. Strategy holds 843,738 BTC, roughly 4% of Bitcoin’s total supply, and has been the single most consistent corporate buyer since 2020. The market priced in defensive accumulation near the companys average cost. That bid either did not show up, or it was overwhelmed by selling pressure. Now Strategy faces an unrealized loss on its entire position. Q1 2026 already reported a $12.54 billion net loss from a Bitcoin impairment. This drop adds