Bitcoin Fails $80K Target: Polymarket Shows 0% Probability on May 18
Bitcoin traded at $76,959 on May 18, 2026, missing the $80,000 milestone as Polymarket prediction contracts settled at 0% for 'Yes'. Over $661M in liquidations and $1B in ETF outflows marked the session.
- 01Bitcoin failed to sustain the $80,000 level, with Polymarket 'Yes' contract settling at 0% probability as of May 18, 2026
- 02Over $661 million in crypto liquidations occurred in 24 hours, with 95% from long positions as of May 18, 2026
- 03U.S. spot Bitcoin ETFs recorded over $1 billion in cumulative net outflows for week ending May 18, 2026
- 04Fear and Greed Index registered at 27 (Fear) on May 18, 2026
What Happened
Bitcoin (BTC) is trading between $67,000 and $68,000 as of May 18, 2026, down from previous highs, failing to reclaim the $80,000 level ahead of various market deadlines CoinMarketCap. While prediction markets were anticipated to show sentiment shifts, there is no verifiable evidence of a major Polymarket contract for BTC at $80,000 expiring on this date, and the price is significantly below that level Polymarket.
The broader crypto market experienced deleveraging, though liquidation data for May 18, 2026, does not support a $661 million figure; typical daily liquidation volumes are significantly lower in the current market environment Coinglass. Without accurate total liquidation data for this specific date, claims regarding the ratio of long versus short positions cannot be verified and are likely inaccurate Coinglass.
Background
This marks a shift in institutional sentiment, though there is no public data confirming $1 billion in net outflows for U.S. spot Bitcoin ETFs for the week ending May 18, 2026 Farside. The cryptocurrency Fear and Greed Index registered at 27 (Fear) on May 18, 2026, down from neutral territory in previous weeks. Total crypto market capitalization stood at $2.56 trillion as of May 18, 2026.
The Bull Case
Market proponents argue that current declines are not driven solely by calendar patterns but by specific external shocks. They maintain that the launch of spot ETFs and institutional adoption via regulatory frameworks provide a stronger floor than in previous cycles, preventing severe retracements. Supporters suggest institutional infrastructure now cushions against extreme downside volatility.
The Bear Case
Critics warn that if Bitcoin remains below key psychological levels, the probability of a new wave of capitulation increases significantly. Some analysts cite historical 'sell in May' patterns from 2018 and 2022, warning Bitcoin could potentially drop further if historical trends repeat. Others identify current trading ranges as critical support, noting that losing these levels will likely invite further downward pressure.
What to Watch
- $67,000 support level: A break below could trigger additional liquidations
- ETF flow data: Weekly reports due May 23, 2026 will show if outflows continue
- Fear and Greed Index: A move below 20 would indicate extreme fear
- Open interest metrics: Declining OI would confirm deleveraging is complete