Polymarket traders are unanimous in betting that Fannie Mae's market cap on its IPO day will fall outside the $200 billion to $250 billion range, with the contract pricing the outcome at 0%. The absence of any probability suggests market participants expect either a lower or higher valuation, though the exact direction remains unspecified. No other prediction platforms—Kalshi or Manifold—offer contracts on this specific event, limiting cross-platform comparison. The $68,000 in volume indicates modest but focused interest, though the lack of competing forecasts means the signal is less robust than multi-platform events. No specific external trigger was identified in today's news flow to explain the current pricing, which has held steady at zero since the contract's inception. The resolution date of June 30, 2026, leaves ample time for shifts as the IPO approaches and more details emerge about the government-sponsored enterprise's privatization plans.