Key Takeaways PlanB’s Stock-to-Flow model suggests Bitcoin could average $500,000 this cycle. The model remains controversial among analysts. Bitcoin supply on exchanges has dropped to 2019 levels. Bitcoin could average as much as $500,000 during the current market cycle, according to pseudonymous analyst PlanB, whose widely followed Stock-to-Flow (S2F) model has resurfaced in debate among investors over whether the cryptocurrency remains undervalued. Bitcoin was trading around $71,000 as of Mar ...